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Laboratorio de Clima Espacial

Publicaciones

Krishna Queirolo, Alejandro Varas, Max Ramírez, Javier Rojas-Nunez, José Rogan, Felipe J. Valencia.
Structural Prediction and Surface-Induced Short-Range Order in HfNbTaZr High-Entropy Alloy Nanoparticles
J. Chem. Phys., aceptado (2025)
https://doi.org
Walter Schmidt, Thomas Castro, Eduardo M. Bringa, Max Ramírez, José Rogan, Felipe J. Valencia.
Mechanical Behavior of Hydrogenated Nanoporous Palladium
Phys. Chem. Chem. Phys., 27, 11830 (2025)
https://doi.org/10.1039/D5CP00542F
Max Ramírez, Alejandro Prada, Fiorella Roco, Krishna Queirolo, Walter Schmidt, Fernando Corvacho, Samuel E. Baltazar, José Rogan, Felipe J. Valencia.
Thermal Behavior in FeCuCrCoNi High Entropy Alloys Nanoparticles: An Atomistic Approach
RSC Adv., 15, 17695 (2025)
https://doi.org/10.1039/D4RA08595G
P. Medina, T.P. Espinoza, S.C. Carrasco, R.R. Rosa, J. Rogan, J.A. Valdivia.
Random walks over weighted complex networks: Are the most occupied nodes the nearest ones?
Commun. Nonlinear Sci. Numer. Simul., 146, 108778 (2025)
https://doi.org/10.1016/j.cnsns.2025.108778
Fabiola Pineda, Darío F. Zambrano, María Isabel Lasanta, Danny Guzmán, Alejandro Angel, Francisco Palay, Paulina Ríos, Rafael I. González, Max Ramírez, José Rogan, Juan Alejandro Valdivia, Francisco Javier Pérez, Andreas Rosenkranz.
MXene-enhanced nanofluids for superior thermal energy storage in concentrated solar power plants
Sol. Energy Mater., 283, 113461 (2025)
https://doi.org/10.1016/j.solmat.2025.113461
Fiorella Roco, Felipe J. Valencia, José Rogan, Max Ramírez, Federico Cartellone, Eduardo M. Bringa.
Mechanical Properties of High Entropy Alloy Nanoparticles Obtained by Nanoindentation: A BCC HfNbZrTaTi and FCC FeNiCrCoCu case
Mater. Today Commun., 43, 111628 (2025)
https://doi.org/10.1016/j.mtcomm.2025.111628
Nikolas N. Encina, Sebastián C. Carrasco, Max Ramírez, José Rogan, Juan Alejandro Valdivia.
Unbiased evacuations processes using a reinforcement learning approach
Chaos, Solitons & Fractals, 191, 115924 (2025)
https://doi.org/10.1016/j.chaos.2024.115924
Tomás Espinoza, Sebastián C. Carrasco, José Rogan, Juan Alejandro Valdivia, Vladimir S. Malinovsky.
Quantum enhancement of spoofing detection with squeezed states of light
Phys. Rev. Research, 6, 043214 (2024)
https://doi.org/10.1103/PhysRevResearch.6.043214
Jimena López, Walter Schmidth, Fiorella Roco, Wladimir Soto, Max Ramírez, Alejandro Prada, Felipe J. Valencia, Alejandro Varas, José Rogan.
Grain boundaries improve hydrogen storage in Palladium hollow nanoparticles
Int. J. Hydrog. Energy, 81, 805–811 (2024)
https://doi.org/10.1016/j.ijhydene.2024.07.108
Alice Vermale, Lilian Khelladi, Javier Rojas-Nunez, Samuel Baltazar, José Rogan, Max Ramírez, Fiorella Roco, Felipe J. Valencia.
Atomistic study of CoCrCuFeNi High Entropy Alloy Nanoparticles: Role of Chemical Complexity
J. Mol. Graph., 130, 108776 (2024)
https://doi.org/10.1016/j.jmgm.2024.108776
Pablo Medina, Sebastián Carrasco, María Sara Jofré, José Rogan, J. Alejandro Valdivia.
Characterizing diffusion processes in city traffic
Chaos, Solitons & Fractals, 165, 112846 (2022)
https://doi.org/10.1016/j.chaos.2024.115924
Pablo Medina, Sebastián Carrasco, Paulina Correa-Burrows, José Rogan, J. Alejandro Valdivia.
Nontrivial and anomalous transport on weighted complex networks
Commun. Nonlinear Sci., 114, 106684 (2022)
https://doi.org/10.1016/j.cnsns.2022.106684
Felipe J. Valencia, Viviana Aurora, Max Ramírez, Carlos Ruestes, Alejandro Prada, Alejandro Varas, José Rogan.
Probing the Mechanical Properties of Porous Nanoshells by Nanoindentation
Nanomaterials, 12(12), 2000-1 — 2000-15 (2022)
https://doi.org/10.3390/nano12122000
Sebastián Carrasco, José Rogan, J. Alejandro Valdivia, Bo Y. Y Chang, Vladimir Malinovsky, Ignacio R. Sola.
Circularly polarized light-induced potentials and the demise of excited states
Phys. Chem. Chem. Phys., 24, 2966–2973 (2022)
https://doi.org/10.1039/D1CP04523G
Felipe J. Valencia, Max Ramírez, Alejandro Varas, José Rogan.
Thermal Sensitivity on Eccentric Gold Hollow Nanoparticles: A Perspective from Atomistic Simulations
J. Chem. Inf. Model., 61(11), 5499–5507 (2021)
https://doi.org/10.1021/acs.jcim.1c00849
Paulina Correa-Burrows, José Rogan, Estela Blanco, Patricia East, Betsy Lozoff, Sheila Gahaga, Raquel Burrows.
Resolving early obesity leads to a cardiometabolic profile within normal ranges at 23 years old in a two-decade prospective follow-up study
Sci. Rep., 11, 18927 (2021)
https://doi.org/10.1038/s41598-021-97683-9
Max Ramírez, Benjamín Toledo, F. Torres, J. Rogan, J.A. Valdivia, Paulina Correa-Burrows.
Pedestrian Flow in two dimensions: Optimal psychological stress leads to less evacuation time and decongestion
Phys. Rev. E, 104(2), 024312 (2021)
https://doi.org/10.1103/PhysRevE.104.024312
Benjamín Toledo, Pablo Medina, Sylvain Blunier, Marina Stepanova, José Rogan, J. Alejandro Valdivia.
Multifractal features for the northern hemisphere geomagnetic field fluctuations at Swarm altitude
Entropy, 23(5), 558 (2021)
https://doi.org/10.3390/e23050558
Sylvain Blunier, Benjamín Toledo, José Rogan, J. Alejandro Valdivia.
A Nonlinear System Science Approach to Find the Robust Solar Wind Drivers of the Multivariate Magnetosphere
Space Weather, 19(6), e2020SW002634 (2021)
https://doi.org/10.1029/2020SW002634
Sebastián Carrasco, Pablo Medina, José Rogan, J. Alejandro Valdivia.
Simulating the city traffic complexity induced by traffic light periods
Chaos, 31, 043111 (2021)
https://doi.org/10.1063/5.0041028
Sebastián Carrasco, Pablo Medina, José Rogan, J. Alejandro Valdivia.
Simulations suggest that navigation software may not be as efficient as expected for city traffic
Chaos, 31, 033103 (2021)
https://doi.org/10.1063/5.0022946
Sebastián Carrasco, José Rogan, J. Alejandro Valdivia, Ignacio R. Sola.
Anti-alignment driven dynamics in the excited states of molecules under strong fields
Phys. Chem. Chem. Phys., 23, 1936–1942 (2021)
https://doi.org/10.1039/D0CP05692H
Pablo Medina, Sebastián Carrasco, José Rogan, Felipe Montes, Jose D. Meisel, Pablo Lemoine, Carlos Lago Peñas, Juan Alejandro Valdivia.
Is Social Network Approach Relevant on Football Results?
Chaos, Solitons & Fractals, 142, 110369 (2021)
https://doi.org/10.1016/j.chaos.2020.110369
Raquel Burrows, Paulina Correa-Burrows, Daniel Bunout, Gladys Barrera, José Rogan, Elissa Kim, Estela Blanco, Sheila Gahaga.
Obesity and impairment of pancreatic beta-cell function in early adulthood, independent of obesity age of onset: The Santiago Longitudinal Study
Diabetes Metab Res Rev., 37(2), e3371 (2021)
https://doi.org/10.1002/dmrr.3371
Felipe J. Valencia, Max Ramírez, Alejandro Varas, José Rogan, Miguel Kiwi.
Thermal stability of Hollow Porous Gold Nanoparticles: A Molecular Dynamics Study
J. Chem. Inf. Model., 60(12), 6204–6210 (2020)
https://dx.doi.org/10.1021/acs.jcim.0c00785
Sohyoun Yun-Carcamo, Sebastián Carrasco, José Rogan, Paulina Correa-Burrows, Juan Alejandro Valdivia.
Stability and robustness of asymptotic autocatalytic systems
Sci. Rep., 10, 15498 (2020)
https://doi.org/10.1038/s41598-020-72580-9
Pablo Díaz-Rodríguez, Francisco Munoz, José Rogan, Ignacio Martín-Bragado, J.M. Perlado, Ovidio Peña-Rodríguez, Antonio Rivera, Felipe J. Valencia.
Highly porous tungsten for plasma facing applications in nuclear fusion power plants: a computational analysis of hollow nanoparticles
Nucl. Fusion, 60, 096017 (2020)
https://doi.org/10.1088/1741-4326/aba092
Sebastián Carrasco, Pablo Medina, José Rogan, Juan Alejandro Valdivia.
Does Following Optimized Routes for Single Cars Improve Car Routing?
Chaos, 30, 063148 (2020)
https://doi.org/10.1063/1.5145309
Felipe J. Valencia, Max Ramírez, Alejandro Varas, José Rogan.
Understanding the Stability of Hollow Nanoparticles with Polycrystalline Shells
J. Phys. Chem. C, 124(18), 10143–10149 (2020)
https://doi.org/10.1021/acs.jpcc.0c00258
Rafael I. Gonzalez, Javier Rojas-Nunez, Felipe J. Valencia, Francisco Munoz, Samuel E. Baltazar, Sebastian Allende, José Rogan, Juan A. Valdivia, Miguel Kiwi, Ricardo Ramírez, Jeffery A. Greathouse.
Imogolite in water: Simulating the effects of nanotube curvature on structure and dynamics
Appl. Clay Sci., 191, 105582 (2020)
https://doi.org/10.1016/j.clay.2020.105582
Felipe J. Valencia, Benjamín Pinto, Miguel Kiwi, Carlos J. Ruestes, Eduardo M. Bringa, José Rogan.
Nanoindentation of polycrystalline Pd hollow nanoparticles: Grain size role
Comp. Mater. Sci., 179, 109642 (2020)
https://doi.org/10.1016/j.commatsci.2020.109642
Sebastián Carrasco, José Rogan, Juan A. Valdivia.
Speeding up maximum population transfer in periodically driven multi-level quantum systems
Sci. Rep., 9, 16270 (2019)
https://doi.org/10.1038/s41598-019-52595-7
Rafael O. Medina, José Rogan, Max Ramírez, Benjamín A. Toledo, Juan A. Valdivia.
Modeling interacting city traffic with finite acceleration and braking capacities
Chaos, 29(9), 093136 (2019)
https://doi.org/10.1063/1.5095628
R. Burrows, P. Correa-Burrows, J. Rogan, E. Cheng, E. Blanco, S. Gahagan.
Long-term vs. recent-onset obesity: their contribution to cardiometabolic risk in adolescence
Ped. Res., 86(3), 776–782 (2019)
https://doi.org/10.1038/s41390-019-0543-0
M. Ramírez, F. Torres, B.A. Toledo, M. Coello, P. Correa-Burrows, J. Rogan, J.A. Valdivia.
Unpredictability in pedestrian flow: The impact of stochasticity and anxiety in the event of an emergency
Physica A, 531, 121742 (2019)
https://doi.org/10.1016/j.physa.2019.121742
Max Ramírez, Rafael I. González, Samuel E. Baltazar, Javier Rojas-Nunez, Sebastián Allende, Juan Alejandro Valdivia, José Rogan, Miguel Kiwi, Felipe J. Valencia.
Thermal stability of aluminum oxide nanoparticles: role of oxygen concentration
Inorg. Chem. Front., 6, 1701–1706 (2019)
https://doi.org/10.1039/C8QI01398E
Felipe J. Valencia, Rafael I. González, H. Vega, Carlos Ruestes, José Rogan, Juan Alejandro Valdivia, Eduardo M. Bringa, Miguel Kiwi.
Mechanical properties obtained by indentation of hollow Pd nanoparticles
J. Phys. Chem. C, 122(43), 25035–25042 (2018)
https://doi.org/10.1021/acs.jpcc.8b07242
S. Carrasco, J. Rogan, J.A. Valdivia.
Simplification of the molecular dynamics that preserves thermodynamics
Phys. Rev. E, 98, 063308 (2018)
https://doi.org/10.1103/PhysRevE.98.063308
Pablo Medina, Jaime Clark, Miguel Kiwi, Felipe Torres, José Rogan, Juan Alejandro Valdivia.
The stochastic transport dynamics of a conserved quantity on a complex network
Sci. Rep., 8, 14288 (2018)
https://doi.org/10.1038/s41598-018-32677-8
Joaquin Figueroa, José Rogan, Juan Valdivia, Miguel Kiwi, Guillermo Romero, Felipe Torres.
Nucleation of superfluid-light domains in a quenched dynamics
Sci. Rep., 8, 12766 (2018)
https://doi.org/10.1038/s41598-018-30789-9
F.J. Valencia, E.E. Hernandez-Vazquez, E.M. Bringa, J.L. Moran-Lopez, J. Rogan, R.I. Gonzalez, F. Munoz.
Growth of Ni nanoclusters on irradiated graphene: a molecular dynamics study
Phys. Chem. Chem. Phys., 20, 16884 (2018)
https://doi.org/10.1039/C7CP08642C
P.N. Reyes, F.J. Valencia, H. Vega, C. Ruestes, J. Rogan, J.A. Valdivia, M. Kiwi.
On the stability of hollow nanoparticles and the simulation temperature ramp
Inorg. Chem. Front., 5, 1139–1144 (2018)
https://doi.org/10.1039/C7QI00822H
R.I. Gonzalez, F.J. Valencia, J. Rogan, J.A. Valdivia, J. Sofo, M. Kiwi, F. Munoz.
Bending energy of 2D materials: graphene, MoS2 and imogolite
RSC Adv., 8, 4577–4583 (2018)
https://doi.org/10.1039/C7RA10983K
D. Pasten, F. Torres, B.A. Toledo, V. Muñoz, J. Rogan, J.A. Valdivia.
Non-universal critical exponents in earthquake complex networks
Physica A, 491, 445–452 (2018)
https://doi.org/10.1016/j.physa.2017.09.064
S. Carrasco, J. Rogan, J.A. Valdivia.
Controlling the quantum state with a time varying potential
Sci. Rep., 7, 13217 (2017)
https://doi.org/10.1038/s41598-017-13313-3
F. Valencia, R.I. González, J.A. Valdivia, M. Kiwi, E. Bringa, J. Rogan.
Inducing porosity on hollow nanoparticles by hypervelocity impacts
J. Phys. Chem. C, 121, 17856–17861 (2017)
https://doi.org/10.1021/acs.jpcc.7b03126
S. Guillier, V. Muñoz, J. Rogan, R. Zarama, J.A. Valdivia.
Optimization of spatial complex networks
Physica A, 467, 465–473 (2017)
https://doi.org/10.1016/j.physa.2016.09.011
F. Valencia, R.I. Gonzalez, D. Tramontina, J. Rogan, J.A. Valdivia, M. Kiwi, E. Bringa.
Hydrogen Storage in Palladium Hollow Nanoparticles
J. Phys. Chem. C, 120, 23836–23841 (2016)
https://doi.org/10.1021/acs.jpcc.6b07895
S. Carrasco, A. Varas, J. Rogan, M. Kiwi, J.A. Valdivia.
Multibody expansion of particle interactions: How many-body is a particular element in a cluster?
Phys. Rev. B, 94, 075435 (2016)
https://doi.org/10.1103/PhysRevB.94.075435
A. Varas, F. Aguilera-Granja, J. Rogan, M. Kiwi.
Structural, electronic, and magnetic properties of FexCoyPdz (x+y+z=7) clusters: A density-functional-theory study
J. Nanopart. Res., 18, 252 (2016)
https://doi.org/10.1007/s11051-016-3554-3
R.I. Gonzalez, J. Rogan, E. Bringa, J.A. Valdivia.
Mechanical Response of Aluminosilicate Nanotubes under Compression
J. Phys. Chem. C, 120, 14428–14434 (2016)
https://doi.org/10.1021/acs.jpcc.6b04564
D. Pasten, F. Torres, B.A. Toledo, V. Muñoz, J. Rogan, J.A. Valdivia.
Time-based analysis before and after the Mw8.3 Illapel earthquake 2015 Chile
Pure Appl. Geophys., 173, 2267–2275 (2016)
https://doi.org/10.1007/s00024-016-1335-7
J.A. Valdivia, B.A. Toledo, N. Gallo, V. Muñoz, J. Rogan, M. Stepanova, P.S. Moya, R.E. Navarro, A. Viñas, J. Araneda, R.A. López, M. Díaz.
Magnetic fluctuations in anisotropic space plasmas: the effect of the plasma environment
Adv. Space Res., 58, 2126–2133 (2016)
https://doi.org/10.1016/j.asr.2016.04.017
M. Ramírez, J. Rogan, J.A. Valdivia, A. Varas, M. Kiwi.
Diversity characterization of binary clusters by means of a generalized distance
Z. Phys. Chem., 230, 977–989 (2016)
https://doi.org/10.1515/zpch-2015-0716
F. Torres, J. Rogan, M. Kiwi, J.A. Valdivia.
Topological phase transition of a fractal spin system: the relevance of the network complexity
AIP Adv., 6, 055703 (2016)
https://doi.org/10.1063/1.4942826
F. Castillo, B.A. Toledo, V. Muñoz, J. Rogan, R. Zarama, J.F. Penagos, M. Kiwi, J.A. Valdivia.
Spatiotemporal complexity of a city traffic jam
J. Cell. Autom., 11, 381–388 (2016)
(Accepted 2015)
F. Munoz, A. Varas, J. Rogan, J.A. Valdivia, M. Kiwi.
Au13-nAgn Clusters: A Remarkably Simple Trend
Phys. Chem. Chem. Phys., 17, 30492–30498 (2015)
https://doi.org/10.1039/C5CP05664K
J. Villalobos, V. Muñoz, J. Rogan, R. Zarama, J. Penagos, B.A. Toledo, J.A. Valdivia.
Modeling a bus through a sequence of traffic lights
Chaos, 25, 073117 (2015)
https://doi.org/10.1063/1.4926669
A. Varas, F. Aguilera-Granja, J. Rogan, M. Kiwi.
Structural, electronic, and magnetic properties of FexCoyNiz (x+y+z=13) clusters:
A density-functional-theory study
J. Magn. Magn. Mater., 394, 325–334 (2015)
https://doi.org/10.1016/j.jmmm.2015.06.088
J. Clark, M. Kiwi, F. Torres, J. Rogan, J.A. Valdivia.
Generalization of the Ehrenfest Urn model to a complex network
Phys. Rev. E, 92, 012103 (2015)
https://doi.org/10.1103/PhysRevE.92.012103
R. Gonzalez, R. Ramírez, J. Rogan, J.A. Valdivia, F. Muñoz, F. Valencia, M. Ramírez, M. Kiwi.
Model for Self-Rolling of an Aluminosilicate Sheet into a Single Walled Imogolite Nanotube
J. Phys. Chem. C, 118 (48), 28227–28233 (2014)
Aceptado en noviembre de 2014 en The Journal of Physical Chemistry.
J. Villalobos, V. Muñoz, J. Rogan, R. Zarama, N.F. Johnson, B.A. Toledo, J.A. Valdivia.
Regular transport dynamics produce chaotic travel times
Phys. Rev. E, 89, 062922 (2014)
Aceptado en abril de 2014 en Physical Review E.
F. Castillo, B.A. Toledo, V. Muñoz, J. Rogan, R. Zarama, M. Kiwi, J.A. Valdivia.
City traffic jam relief by stochastic resonance
Physica A, 403, 65–70 (2014)
Aceptado en enero de 2014 en Physica A: Statistical Mechanics and its Applications.
Macarena Muñoz, Alejandro Varas, Carlos Cardenas, J. Rogan, Patricio Fuentealba.
Performance of Modified Lennard-Jones Potential to Seed ab initio Calculations of Small Cadmium Clusters
Comput. Theor. Chem. 1021, 249–255 (2013)
Aceptado en agosto de 2013 en Computational and Theoretical Chemistry.
J. Rogan, Alejandro Varas, J.A. Valdivia, Miguel Kiwi.
A strategy to find minimal energy nanocluster structures
J. Comput. Chem. 34, 2548–2556 (2013)
DOI information: 10.1002/jcc.23419
Aceptado en agosto de 2013 en Journal of Computational Chemistry.
J. Rogan, Max Ramírez, Alejandro Varas, Miguel Kiwi.
How relevant is the choice of classical potentials in finding minimal energy cluster conformations
Comput. Theor. Chem. 1021, 155–163 (2013)
Aceptado en julio de 2013 en Computational and Theoretical Chemistry.
Francisco Muñoz, J. Rogan, J.A. Valdivia, Alejandro Varas, Miguel Kiwi.
Binary cluster collision dynamics and minimum energy conformations
Physica B 427, 76–84 (2013)
Aceptado en junio de 2013 en Physica B.
Francisco Muñoz, Carlos Cardenas, J. Rogan, J.A. Valdivia, Patricio Fuentealba, Miguel Kiwi.
Ab Initio Molecular Dynamics Simulations of Ti2 on C20 Collisions and C20Ti2 Configurations
J. Phys. Chem. C 117, 4287–4291 (2013)
DOI information: 10.1021/jp3120786
Aceptado en enero de 2013 en The Journal of Physical Chemistry C.
B.A. Toledo, M.A.F. Sanjuan, V. Muñoz, J. Rogan, J.A. Valdivia.
Non-smooth transitions in a simple city traffic model analyzed through supertracks
Commun. Nonlinear Sci. Numer. Simul. 18, 81–88 (2013)
Aceptado en junio de 2012 en Communications in Nonlinear Science and Numerical Simulation.
J.A. Valdivia, J. Rogan, V. Muñoz, B.A. Toledo, M. Stepanova.
The Magnetosphere as a complex system
Adv. Space Res. 51, 1934–1941 (2013)
Aceptado en abril de 2012 en Advances in Space Research.
D. Pastén, V. Muñoz, J. Villalobos, R. Zarama, J. Rogan, J.A. Valdivia.
Universal behavior in a model of city traffic with unequal green/red time
Physica A, 391, 5230–5243 (2012)
DOI information: 10.1016/j.physa.2012.06.005
Aceptado en junio de 2012 en Physica A: Statiscal Mechanics and its Applications.
Miguel Kiwi, Francisco Muñoz, Griselda García, Ricardo Ramírez, J. Rogan, J.A. Valdivia.
Nanocluster collisions as a way to understand the role of d-shell polarization
J. Supercond. Nov. Magn., 25, 2205–2212 (2012)
DOI information: 10.1007/s10948-012-1663-5
Aceptado en mayo del 2012 en Journal of Superconductivity and Novel Magnetism.
Denisse Pastén, Víctor Muñoz, Armando Cisternas, J. Rogan, Juan Alejandro Valdivia.
Monofractal and multifractal analysis of the spatial distribution of earthquakes in the central zone of Chile
Phys. Rev. E 84, 066123 (6 pages) (2011)
DOI: 10.1103/PhysRevE.84.066123
Aceptado en agosto de 2011 en Physical Review E.
F. Muñoz, J. Rogan, G. Garcia, J.A. Valdivia, R. Ramirez, M. Kiwi.
The role of d-orbital polarization on rhodium cluster collisions
Eur. Phys. J. D 64, 45–51 (2011)
Aceptado en abril de 2011 en European Physical Journal D, section Clusters and Nanostructures.
P. S. Moya, V. Muñoz, J. Rogan, J.A. Valdivia.
Study of the Cascading Effect During the Acceleration and Heating of Ions in the Solar Wind
J. Atmos. Sol.-Terr. Phys. 73, 1390–1397 (2011)
Aceptado en enero de 2011 en Journal of Atmospheric and Solar-Terrestrial Physics.
F. Muñoz, J. Rogan, G. Garcia, M. Ramírez, J.A. Valdivia, R. Ramirez, M. Kiwi.
Collisions between a single gold atom and a 13 atom gold cluster: an ab initio approach
Eur. Phys. J. D 61, 87–93 (2011)
Aceptado en julio de 2010 en European Physical Journal D, section Clusters and Nanostructures.
J. Villalobos, B. A. Toledo, D. Pastén, V. Muñoz, J. Rogan, R. Zarama, N. Lammoglia, J. A. Valdivia.
Characterization of the nontrivial and chaotic behavior that occurs in a simple city traffic model
Chaos 20, 013109 (2010); doi:10.1063/1.3308597
Aceptado en diciembre 2009 en Chaos.
articulo en formato pdf
A. Varas, M. D. Cornejo, B. A. Toledo, V. Muñoz, J. Rogan, R. Zarama, J. A. Valdivia.
Resonance, criticality, and emergence in city traffic investigated in cellular automaton models
Phys. Rev. E 80, 056108 (7 pages) (2009)
Aceptado en octubre de 2009 en Physical Review E.
articulo en formato pdf
J. Rogan, Max Ramírez, V. Muñoz, J. A. Valdivia, G. Garcia, R. Ramirez, M. Kiwi.
Diversity driven unbiased search of minimum energy cluster configurations
J. Phys.: Condens. Matter 21, 084209 (10 pp) (2009)
Aceptado en septiembre 2008 en Journal of Physics: Condensed Matter.
articulo en formato pdf
N. Lammoglia, V. Muñoz, J. Rogan, B. Toledo, R. Zarama, J.A. Valdivia.
Quantitative description of realistic wealth distributions by kinetic trading models
Phys. Rev. E 78, 047103 (4 pages) (2008)
Aceptado en septiembre de 2008 en Physical Review E.
articulo en formato pdf
F. Asenjo, B.A. Toledo, V. Muñoz, J. Rogan, J.A. Valdivia.
Optimal control in a noisy system
Chaos 18, 033106 (11) (2008); DOI:10.1063/1.2956981
Aceptado en junio 2008 en Chaos: An Interdisciplinary Journal of Nonlinear Science.
articulo en formato pdf
J. Rogan, G. Garcia, Max Ramírez, V. Muñoz, J. A. Valdivia, X. Andrade, R. Ramirez, M. Kiwi.
Structure and properties of small Pd clusters
Nanotechnology 19, 205701 (9) (2008)
Aceptado en marzo 2008 en Nanotechnology.
articulo en formato pdf
F. Aguilera-Granja, J.M. Montejano-Carrizales, A. Vega, J. Ferrer, J. Rogan, G. Garcia.
Estudio de las propiedades electrónicas de cúmulos de Pd: un estudio comparativo usando distintas técnicas y aproximaciones
Rev. Mex. Fís. 54(2), 149–161 (2008)
Aceptado en febrero 2008 en la Revista Mexicana de Física.
articulo en formato pdf
Joaquín Peralta, Gonzalo Gutiérrez, José Rogan.
Structural and vibrational properties of amorphous GeO₂: a molecular dynamics study
J. Phys.: Condens. Matter 20, 145215 (2008)
Aceptado en febrero 2008 en Journal of Physics: Condensed Matter.
articulo en formato pdf
F. Aguilera-Granja, A. Vega, J. Rogan, G. Garcia.
Metallic behaviour of Pd atomic clusters
Nanotechnology 18, 365706 (2007)
Aceptado en julio 2007 en Nanotechnology.
articulo en formato pdf
F. Aguilera-Granja, A. Vega, J. Rogan, W. Orellana, G. Garcia.
Magnetic properties of Pd atomic clusters from different theoretical approaches
Eur. Phys. J. D 44, 125–131 (2007)
Aceptado en mayo 2007 en European Physical Journal D, section Clusters and Nanostructures.
articulo en formato pdf
A. Varas, M. D. Cornejo, D. Mainemer, B. Toledo, J. Rogan, V. Muñoz, J. A. Valdivia.
Cellular automaton model for evacuation process with obstacles
Physica A 382, 631–642 (2007)
Aceptado en abril 2007 en Physica A: Statistical Mechanics and its Applications.
articulo en formato pdf
L. A. Wastavino, B. A. Toledo, J. Rogan, R. Zarama, V. Muñoz, J. A. Valdivia.
Modeling traffic on crossroads
Physica A 381, 411–419 (2007)
Aceptado en marzo 2007 en Physica A: Statistical Mechanics and its Applications.
articulo en formato pdf
B. A. Toledo, E. Cerda, J. Rogan, V. Muñoz, C. Tenreiro, R. Zarama, J. A. Valdivia.
Universal and nonuniversal features in a model of city traffic
Phys. Rev. E 75, 026108 (10 pages) (2007)
Aceptado en diciembre 2006 en Physical Review E.
articulo en formato pdf
J. Rogan, G. Garcia, C. Loyola, W. Orellana, R. Ramirez, M. Kiwi.
Alternative search strategy for minimal energy nanocluster structures: the case of Rh, Pd and Ag
J. Chem. Phys. 125, 214708 (2006)
Aceptado en noviembre 2006 en Journal Chemical Physics.
articulo en formato pdf
F. Aguilera-Granja, A. Vega, J. Rogan, X. Andrade, G. García.
Theoretical investigation of free-standing CoPd nanoclusters as a function of cluster size and stoichiometry in the Pd-rich phase: geometry, chemical order, magnetism, and metallic behavior
Phys. Rev. B 74, 224405 (2006)
Aceptado en octubre 2006 en Physical Review B.
articulo en formato pdf
W. Orellana, G. Gutiérrez, E. Menéndez-Proupin, J. Rogan, G. García, B. Manoun, S. Saxena.
Ab-initio study of Ti₃Si₀.₅Ge₀.₅C₂ under pressure
J. Phys. Chem. Solids 67, 2149–2153 (2006)
Aceptado en mayo 2006 en Journal of Physics and Chemistry of Solids.
articulo en formato pdf
Rodrigo Ferrer, José Rogan, Sergio Davis, Gonzalo Gutiérrez.
Solitonic elliptical solutions in the classical XY model
Physica B 384, 236–238 (2006)
Aceptado en marzo 2006 en Physica B.
articulo en formato pdf
J. A. Valdivia, J. Rogan, V. Muñoz, B. Toledo.
Hysteresis provides self-organization in a plasma model
Space Sci. Rev. 122, 313–320 (2006)
Aceptado en febrero 2006 en Space Science Reviews.
articulo en formato pdf
José Rogan, Griselda García, Juan Alejandro Valdivia, W. Orellana, A.H. Romero, Ricardo Ramírez, Miguel Kiwi.
Small Pd clusters: a comparison of phenomenological and ab-initio approaches
Phys. Rev. B 72, 115421 (5 pages) (2005)
Aceptado en julio 2005 en Physical Review B.
articulo en formato pdf
J. A. Valdivia, J. Rogan, V. Muñoz, L. Gomberoff, A. Klimas, D. Vassiliadis, S. Sharma, B. Toledo, L. Wastavino.
The Magnetosphere as a Complex System
Adv. Space Res. 35(5), 961–971 (2005)
articulo en formato pdf
B. A. Toledo, V. Muñoz, J. Rogan, C. Tenreiro, J. A. Valdivia.
Modeling traffic through a sequence of traffic lights
Phys. Rev. E 70, 016107 (6 pages) (2004)
Aceptado en abril 2004 en Physical Review E.
articulo en formato pdf
Gonzalo Gutiérrez, José Rogan.
Structure of liquid GeO₂ from a computer simulation model
Phys. Rev. E 69, 031201 (8 pages) (2004)
Aceptado en diciembre 2003 en Physical Review E.
articulo en formato pdf
J. Rogan, R. Ramírez, A. H. Romero, M. Kiwi.
Rearrangement collisions between gold clusters
Eur. Phys. J. D 28, 219–228 (2004)
Aceptado en octubre 2003 en European Physical Journal D, Clusters and Nanostructures.
articulo en formato pdf
José Rogan, Miguel Kiwi.
Spin-wave theory analytic solution of a Heisenberg model with RKKY interactions on a Bethe lattice
Solid State Commun. 118, 485–490 (2001)
Aceptado en enero 2001 en Solid State Communications.
articulo en formato pdf
José Rogan, Miguel Lagos.
Non-recursive Chadi–Cohen integration over the Brillouin zone of cubic crystals
Philos. Mag. B 81, 551–559 (2001)
Aceptado en febrero 2001 en Philosophical Magazine B.
articulo en formato pdf
J. Rogan, M. Kiwi.
Spin–wave–theory analytic solution of a Heisenberg model with long–range interactions on a Bethe lattice
Phys. Rev. B 55, 14397–14407 (1997).
M. Lagos, J. Rogan.
Diamagnetic currents supported by collective charge waves in a class of Mott insulator
Solid State Commun. 95, 469–474 (1995).
M. Lagos, J. Rogan.
Low temperature regimen of diffusion of muon impurities in copper
Solid State Commun. 94, 173–177 (1995).
J. Rogan, M. Lagos, I. K. Schuller.
Subsurface bonding of hydrogen in transition metals
Surface Sci. 318, L1165–L1170 (1994).
J. Rogan, M. Lagos.
Quantum diffusion of hydrogen in the BCC transition metals
Phys. Stat. Sol. (b) 183, 375–382 (1994).
M. Lagos, R. Monreal, J. Rogan.
Intrinsic broadening of F–electron energy levels due to phonon mediated hybridization of the electronic states
Phys. Stat. Sol. 168, 341–350 (1991).
M. Lagos, J. Rogan, I. K. Schuller.
Comment on “Kinetics of the hydrogen chemisorption process for Nb”
Phys. Rev. B 44(7), 3380–3382 (1991).
P. Vargas, L. Miranda, L. Rodriguez, M. Lagos, J. Rogan.
Quantum diffusion in transition metals
J. Less–Common Metals 172–174, 557–571 (1991).
J. Rogan, M. Lagos.
Quantum diffusion in fcc metals
J. Phys.: Condensed Matter 2, 5627–5632 (1990).
L. Gomberoff, J. Rogan.
Comparative study of the effect of cold ions and thermal anisotropy on the convective electromagnetic proton cyclotron instability
Planet. Space Sci. 36, 207–212 (1988).
N. A. Moraga, F. Castillo, D. D. Ofengeim, A. Reisenegger, J. A. Valdivia, M. E. Gusakov, E. M. Kantor, A. Y. Potekhin.
Magnetothermal evolution of neutron star cores in the ‘weak-coupling’ regime: implications of ambipolar diffusion for the quiescent X-ray luminosity of magnetars
Phys. Rev. D 112, 083022 (2025).
(https://doi.org/10.1103/16ny-kw3h)
Selected as PRD Editors' Suggestion
F. Castillo, N. A. Moraga, M. E. Gusakov, J. A. Valdivia, A. Reisenegger.
Validating and improving two-fluid simulations of ambipolar diffusion in neutron star cores
Astronomy & Astrophysics, , , 2025,().
M. Ishii, J. E. R. Costa, M. Kuznesova, M. M. Bisi, A. Meza, A. M. Veronig, C. M. Denardin, C. Plainaki, S. Dasso, M. Temmer, M. G. Molina, J. Berdermann, J. Kim, J. A. Gonzalez-Esparza, J. A. Valdivia, P. Supnithi, R. Marshall, S. L. Bruinsma, T. Onsager, V. Lanabere, Y. Tulunay, W. Pötzi, Z. Bouya, C. J. Rodger, V. Bothmer, B. Luo, D. Nandia, D. Martini, P. Wintoftad, J. Keroad, D. Jackson, K. Kholodkov, B. Rabiu, C. Cid, L. Alfonsi, J. P. Raulin, D. Boteler.
Global Landscape of Space Weather Observations, Research, and Operations
Advances in Space Research, 2025.
(https://doi.org/10.1016/j.asr.2025.06.021)
R. O. Medina, B. Toledo, R. E. Navarro, J. A. Valdivia.
Thermally Induced Electromagnetic Fluctuations by Protons and Alpha Particles in the Solar Wind
Astronomy and Astrophysics, 986, 2025.
(https://doi.org/10.3847/1538-4357/add3fa)
P. Medina, T. P. Espinoza, S. C. Carrasco, R. R. Rosa, J. Rogan, J. A. Valdivia.
Random walks over weighted complex networks: Are the most occupied nodes the nearest ones?
Communications in Nonlinear Science and Numerical Simulation, 146, 108778, 2025.
(https://doi.org/10.1016/j.cnsns.2025.108778)
F. Pineda, A. Rosenkranz, D. F. Zambrano, D. Guzman, F. J. Perez, M. I. Lasanta, A. Angel, F. Pala, P. Rios, R. I. Gonzalez, M. Ramirez, J. Rogan, J. A. Valdivia.
MXene-Enhanced Nanofluids for Superior Thermal Energy Storage in Concentrated Solar Power Plants
Solar Energy Materials and Solar Cells, 283, 113461,2025.
(https://doi.org/10.1016/j.solmat.2025.113461)
N. N. Encina, S. C. Carrasco, M. Ramirez, J. Rogan, J. A. Valdivia.
Unbiased evacuations processes using a reinforcement learning approach
Chaos, Solitons and Fractals, 192, 115924, 2025.
(https://doi.org/10.1016/j.chaos.2024.115924)
J. D. Meisel, V. Esguerra, C. P. Ferrer, I. Stankov, F. Montes, N. Tumas, U. Bilal, J. A. Valdivia, A. V. Diez Roux, O. L. Sarmiento.
Understanding the obesity dynamics by socioeconomic status in Colombian and Mexican cities using a system dynamics model
Heliyon, 22, e39921, 2024.
(https://doi.org/10.1016/j.heliyon.2024.e39921)
T. P. Espinoza, S. C. Carrasco, J. Rogan, J. A. Valdivia, V. S. Malinovsky.
Quantum enhancement of spoofing detection with squeezed states of light
Physical Review Research, 6, 043214, 2024.
(https://doi.org/10.1103/PhysRevResearch.6.043214)
I. S. Batista, L. Alves, C. De Nardin, S. Dasso, J. A. Valdivia.
Preface to the Special Issue “Recent Advances in Space Geophysics including COLAGE”
Journal of Atmospheric and Solar-Terrestrial Physics, 259, 106368, 2024.
(https://doi.org/10.1016/j.jastp.2024.106368)
A. Chian, R. Miranda, C. Bertucci, X. Blanco-Cano, J. Borovsky, S. Dasso, E. Echer, A. Franco, K. M. Girgis, J. A. Gonzalez-Esparza, T. Hada, H. Hasegawa, S-Y Hsieh, P. Kajdič, C. Mazelle, E. Rempel, D. Rojas-Castillo, B. Sanchez-Cano, D. Sibeck, M. Stepanova, J. Valdés-Galicia, J. A. Valdivia.
Terrestrial and Martian space weather: A complex systems approach
Journal of Atmospheric and Solar-Terrestrial Physics, 259, 106253, 2024.
(https://doi.org/10.1016/j.jastp.2024.106253)
N. A. Moraga, F. Castillo, A. Reisenegger, J. A. Valdivia, M. E. Gusakov.
Magneto-thermal evolution in the cores of adolescent neutron stars: The Grad-Shafranov equilibrium is never reached in the 'strong-coupling' regime
Monthly Notices of the Royal Astronomical Society, 527, 9431-9449, 2024.
(https://doi.org/10.1093/mnras/stad3787)
N. Z. Lizama, S. C. Carrasco, J. Rogan, J. A. Valdivia.
Three-dimensional non-approximate Coulomb interaction between two trapped quantum particles
Scientific Reports, 13, 18210, 2023.
(https://doi.org/10.1038/s41598-023-45234-9)
J. D Meisel, V. Esguerra, J. K. Giraldo, F. Montes, I. Stankov, C. A. Meisel, O. L. Sarmiento, J. A. Valdivia.
Understanding the dynamics of the obesity transition associated with physical activity, sedentary lifestyle, and consumption of ultra-processed foods in Colombia
Preventive Medicine, 177, 107720, 2023.
(https://doi.org/10.1016/j.ypmed.2023.107720)
S. Gomez Ramirez, J. Hoyos, J. A. Valdivia.
Particle-in-cell method for plasmas in the one-dimensional electrostatic limit
American Journal of Physics, 91, 225, 2023.
(https://doi.org/10.1119/5.0135515)
M. A. Bravo, M. G. Molina, M. Martinez-Ledesma, B. de H. Barbás, B. Urra, A. G. Elias, J. Rodrigues de Souza, C. Villalobos, J. Namour, E. Ovalle, J. V. Venchiarutti, S. B., J. C. Valdés-Abreu, E. Guillermo, E. Rojo, L. de Pasquale, E. Carrasco, R. Leiva, C. Castillo Rivera, A Foppiano, M. Milla, P. Muñoz, M. Stepanova, J A. Valdivia, M. Cabrera.
Ionospheric Response Modeling under Eclipse Conditions: Evaluation of December 14, 2022, Total Solar Eclipse Prediction over the South American sector
Frontiers in Astronomy and Space Sciences, 9, 1021910, 2022.
(https://doi.org/10.3389/fspas.2022.1021910)
P. Medina, S. C. Carrasco, M. S. Jofré, J.Rogan, J. A. Valdivia.
Characterizing diffusion processes in city traffic
Chaos, Solitons and Fractals, 165, 112846, 2022.
(https://doi.org/10.1016/j.chaos.2022.112846)
L. Becerra, A. Reisenegger, J. A. Valdivia, M. Gusakov.
Stability of axially symmetric magnetic fields in stars
Monthly Notices of the Royal Astronomical Society, 517, 560-568, 2022.
(https://doi.org/10.1093/mnras/stac2704)
P. Medina, S. Carrasco, P. Correa-Burrows,J. Rogan, J. A. Valdivia.
Nontrivial and Anomalous Transport on Weighted Complex Networks
Communications in Nonlinear Science and Numerical Simulation, 114, 106684, 2022.
(https://doi.org/10.1016/j.cnsns.2022.106684)
L. Becerra, A. Reisenegger, J. A. Valdivia, M. E. Gusakov.
Evolution of random initial magnetic fields in stably stratified and barotropic stars
Monthly Notices of the Royal Astronomical Society, 511, 732-745, 2022.
(https://doi.org/10.1093/mnras/stac102)
S. Carrasco, J. Rogan, J. A. Valdivia, B. Y. Chang, V. Malinovsky, I. R. Sola.
Circularly polarized light-induced potentials and the demise of excited states
Physical Chemistry Chemical Physics, 24, 2966-2973, 2022.
(https://doi.org/10.1039/D1CP04523G)
C. M. Espinoza, P. S. Moya, M. Stepanova, J. A. Valdivia, R. E. Navarro.
Spontaneous Magnetic Fluctuations and Collisionless Regulation of Turbulence in the Earth's Magnetotail
The Astrophysical Journal, 914, 8, 2022.
(https://doi.org/10.3847/1538-4357/ac33a2)
D. A. León, J. A. Valdivia, V. A. Bucheli.
A revision of seismicity models based on complex systems and earthquake networks
Journal of Seismology, 26, 137-145, 2022.
(https://doi.org/10.1007/s10950-021-10017-0)
J. Meisel, F. Montes, A. Ramirez, P. Lemoine, J. A. Valdivia, R. Zarama.
Network Analysis of Collaboration in Networked Universities
Kybernetes, 51, 1341-1364, 2022.
(https://doi.org/10.1108/K-10-2020-0648)
R. A. Miranda, J. A. Valdivia, A. C.-L. Chian, P. R. Muñoz.
Complexity of magnetic-field turbulence at reconnection exhausts in the solar wind at 1 AU
The Astrophysical Journal, 923, 132, 2021.
(https://doi.org/10.3847/1538-4357/ac2dfe)
M. Ramirez, B. A. Toledo, F. Torres, J. Rogan, P. Correa-Burrows, J. A. Valdivia.
Pedestrian Flow in 2D: Optimal psychological stress leads to less evacuation time and decongestion
Physical Review E, 104, 024312, 2021.
(https://doi.org/10.1103/PhysRevE.104.024312)
B. Toledo, P. Medina, S. Blunier, M. Stepanova, J. Rogan, J. A. Valdivia.
Multifractal features for the northern hemisphere geomagnetic field fluctuations at Swarm altitude
Entropy, 23, 558, 2021.
(https://doi.org/10.3390/e23050558)
S. Blunier, B. Toledo, J.Rogan, J. A. Valdivia.
A Nonlinear System Science Approach to Find the Robust Solar Wind Drivers of the Multivariate Magnetosphere
Space Weather, 19, e2020SW002634, 2021.
(https://doi.org/10.1029/2020SW002634)
S. Carrasco, P. Medina, J. Rogan, J. A. Valdivia.
Simulating the city traffic complexity induced by traffic light periods
Chaos, 31, 043111, 2021.
(https://doi.org/10.1063/5.0041028)
J. Clark, F. Torres, L. Morales, J. A. Valdivia.
Nonlocal Self-Organization of a Dissipative System
Physical Review E, 103, 032127, 2021.
(https://doi.org/10.1103/PhysRevE.103.032127)
S. Carrasco, P. Medina, J. Rogan, J. A. Valdivia.
Simulations suggest that navigation software may not be as efficient as expected for city traffic
Chaos, 31, 033103, 2021.
(https://doi.org/10.1063/5.0022946)
S. Carrasco, J. Rogan, J. A. Valdivia, I. R. Sola.
Anti-alignment driven dynamics in the excited states of molecules under strong fields
Physical Chemistry Chemical Physics, 23, 1936-1942, 2021.
(https://doi.org/10.1039/D0CP05692H)
Selected by Editors as a 2021 HOT PCCP article.
P. Medina, S. Carrasco, J. Rogan, F. Montes, J. D. Meisel, P. Lemoine, C. L. Peñas, J. A. Valdivia.
Is Social Network Approach Relevant to Football Results?
Chaos Solitons and Fractals, 142, 110369, 2021.
(https://doi.org/10.1016/j.chaos.2020.110369)
L. F. Gutiérrez, R. Zarama, J. A. Valdivia.
Studying Three Abstract Artists based on a Multiplex Network Knowledge Representation
Complexity, 2021, 8506571, 2021.
(https://doi.org/10.1155/2021/8506571)
S. Yun, S. Carrasco, J. Rogan, P. Correa-Burrows, J. A. Valdivia.
Stability and robustness of asymptotic autocatalytic systems
Scientific Reports, 10, 15498, 2020.
(https://doi.org/10.1038/s41598-020-72580-9)
F. Castillo, A. Reisenegger, J. A. Valdivia.
Two-fluid simulations of the magnetic field evolution in neutron star cores in the weak-coupling regime
Monthly Notices of the Royal Astronomical Society, 498, 3000–3012, 2020.
(https://doi.org/10.1093/mnras/staa2543)
R. E. Navarro, V. Muñoz, J. A. Valdivia, P. S. Moya.
Feasibility of Ion-Cyclotron Resonant Heating in the Solar Wind
Astrophysical Journal Letters, 898, L9, 2020.
(https://doi.org/10.3847/2041-8213/aba0ae)
J. E. Borovsky, G. L. Delzanno, J. A. Valdivia, P. S. Moya, M. Stepanova, J. Birn, L. W. Blum, W. Lotko, M. Hesse.
Outstanding Questions in Magnetospheric Plasma Physics: The Pollenzo View
Journal of Atmospheric and Solar-Terrestrial Physics, 208, 105377, 2020.
(https://doi.org/10.1016/j.jastp.2020.105377)
S. Carrasco, P. Medina, J. Rogan, J. A. Valdivia.
Does Following Optimized Routes for Single Cars Improve Car Routing?
Chaos, 30, 063148, 2020.
(https://doi.org/10.1063/1.5145309)
J. D. Meisel, A. M. Ramirez, V. Esguerra, F. Montes, I. Stankov, O. L. Sarmiento, J. A. Valdivia.
Using a system dynamics model to study the obesity transition by socioeconomic status in Colombia at the country, regional, and department levels
BMJ Open, 2020, 10:e036534, 2020.
(https://doi.org/10.1136/bmjopen-2019-036534)
R. I Gonzalez, J. Rojas-Nunez, F. J. Valencia, F. Munoz, S. E. Baltazar, S. Allende, J. Rogan, J. A. Valdivia, M. Kiwi, R. Ramirez, J. A. Greathouse.
Imogolite in water: Simulating the effects of nanotube curvature on structure and dynamics
Applied Clay Science, 191, 105582, 2020.
(https://doi.org/10.1016/j.clay.2020.105582)
M. Castro, D. Mancilla, J. A. Valdivia, S. Allende.
Magnetostatic interaction between two Bubble Skyrmions
Journal of Physics: Condensed Matter, 32, 175801, 2020.
(https://doi.org/10.1088/1361-648X/ab6aec)
F. Montes, A. M. Jaramillo, J. D. Meisel, A. Diaz-Guilera, J. A. Valdivia, O. L. Sarmiento, R. Zarama.
Benchmarking seeding strategies for spreading processes in social networks: an interplay between influencers, topologies, and sizes
Scientific Reports, 10, 3666, 2020.
(https://doi.org/10.1038/s41598-020-60239-4)
S. Carrasco, J. Rogan, J. A. Valdivia.
Speeding up maximum population transfer in periodically driven multi-level quantum systems
Scientific Reports, 9, 16270, 2019.
(https://doi.org/10.1038/s41598-019-52595-7)
R. O. Medina, J. Rogan, M. Ramirez, B. A. Toledo, J. A. Valdivia.
Modeling interacting city traffic with finite acceleration and braking capacities
Chaos, 29, 093136, 2019.
(https://doi.org/10.1063/1.5095628)
M. Ramirez, F. Torres, B. A. Toledo, M. Coello, P. Correa-Burrows, J. Rogan, J. A. Valdivia.
Unpredictability in Pedestrian Flow: the impact of stochasticity and anxiety in the event of an emergency
Physica A, 531, 121742, 2019.
(https://doi.org/10.1016/j.physa.2019.121742)
M. Ramírez, R. I. González, S. E. Baltazar, J. Rojaz-Nunez, S. Allende, J. A. Valdivia, J. Rogan, M. Kiwi, F. J. Valencia.
Thermal Stability of Aluminum Oxide Nanoparticles: Role of Oxygen Concentration
Inorganic Chemistry Frontiers, 6, 1701-1706, 2019.
(https://doi.org/10.1039/C8QI01398E)
M. Stepanova, E.E. Antonova, P.S. Moya, V.A. Pinto, J. A. Valdivia.
Multi-satellite analysis of plasma pressure in the inner magnetosphere during the 1 June 2013 geomagnetic storm
Journal of Geophysical Research, 124, 1187-1202, 2019.
(https://doi.org/10.1029/2018JA025965)
P. Medina, N. Ariza, P. Navas, F. Rojas, G. Parody, J. A. Valdivia, R. Zarama, J. F. Penagos.
An Unintended Effect of Financing the University Education of the Most Brilliant and Poorest Colombian Students: The Case of the Intervention of the Ser Pilo Paga Program
Complexity, 2018, 3528206, 2018.
(https://doi.org/10.1155/2018/3528206)
S. Carrasco, J. Rogan, J. A. Valdivia.
A simplification of the molecular dynamics that preserves thermodynamics
Physical Review E, 98, 063308, 2018.
(https://doi.org/10.1103/PhysRevE.98.063308)
F. Valencia, R. Gonzalez, H. Vega, C. Ruestes, J. Rogan, J. A. Valdivia, E. Bringa, M. Kiwi.
Mechanical Properties Obtained by Indentation of Hollow Pd Nanoparticles
Journal of Physical Chemistry C, 122, 25035-25042, 2018.
(https://doi.org/10.1021/acs.jpcc.8b07242)
P. Medina, J. Clark, M. Kiwi, F. Torres, J. Rogan, J. A. Valdivia.
The Stochastic Transport Dynamics of a Conserved Quantity on a Complex Network
Scientific Reports, 8, 14288, 2018.
(https://doi.org/10.1038/s41598-018-32677-8)
J. Figueroa, J. Rogan, J. A. Valdivia, M. Kiwi, G. Romero, F. Torres.
Nucleation of superfluid-light domains in a quenched dynamics
Scientific Reports, 8, 12766, 2018.
(https://doi.org/10.1038/s41598-018-30789-9)
J. Borovsky, J. A. Valdivia.
The Earth's Magnetosphere: A Systems Science Overview and Assessment
Surveys in Geophysics, 39, 817-859, 2018.
(https://doi.org/10.1007/s10712-018-9487-x)
D. A. León, J. A. Valdivia, V. A. Bucheli.
Modeling of Colombian seismicity as small world networks
Seismological Research Letters, 89, 1807-1816, 2018.
(https://doi.org/10.1785/0220180076)
G. S. Lakhina, B. T. Tsurutani, G. J. Morales, A. Pouquet, M. Hoshino, J. A. Valdivia, Y. Narita, R. Grimshaw.
Preface: Nonlinear waves and chaos
Nonlinear Processes in Geophysics, 25, 477-479, 2018.
(https://doi.org/10.5194/npg-25-477-2018)
C. M. Espinoza, M. Stepanova, P. S. Moya, E. E. Antonova, J. A. Valdivia.
Ion and electron -distribution functions along the plasma sheet
Geophysical Research Letters, 45, 6362–6370, 2018.
(https://doi.org/10.1029/2018GL078631)
P. N. Reyes, F. J. Valencia, H. Vega, C. Ruestes, J. Rogan, J. A. Valdivia, M. Kiwi.
The stability of hollow nanoparticles and the simulation temperature ramp
Inorganic Chemistry Frontiers, 5, 1139-1144, 2018.
(https://doi.org/10.1039/C7QI00822H)
J. D. Meisel, O. L. Sarmiento, C. Olaya, P. D. Lemoine, J. A. Valdivia, R. Zarama.
Towards a novel model for studying the nutritional stage dynamics of the Colombian population by age and socioeconomic status
Plos One, 13, e0191929, 2018.
(https://doi.org/10.1371/journal.pone.0191929)
R. I. González, F. J. Valencia, J. Rogan, J. A. Valdivia, J. Sofo, M. Kiwi, F. Munoz.
Bending Energy of 2D Materials: Graphene, MoS2 and Imogolite
RSC Advances, 8, 4577-4583, 2018.
(https://doi.org/10.1039/C7RA10983K)
V. Muñoz, M. Domínguez, J. A. Valdivia, S. Good, G. Nigro, V. Carbone.
Evolution of fractality in space plasmas of interest to geomagnetic activity
Nonlinear Processes in Geophysics, 25, 1-10, 2018.
(https://doi.org/10.5194/npg-25-1-2018)
D. Pasten, F. Torres, B. Toledo, V. Munoz, J. Rogan, J. A. Valdivia.
Non-universal critical exponents in earthquake complex networks
Physica A, 491, 445-452, 2018.
(https://doi.org/10.1016/j.physa.2017.09.064)
S. Guillier, V. Munoz, J. Rogan, R. Zarama, J. A. Valdivia.
Optimization of Spatial Complex Networks
Physica A, 467, 465-473, 2017.
(https://doi.org/10.1016/j.physa.2016.09.011)
S. Carrasco, J. Rogan, J. A. Valdivia.
Controlling the Quantum State with a time varying potential
Scientific Reports, 7, 13217, 2017.
(https://doi.org/10.1038/s41598-017-13313-3)
F. Valencia, R. I. Gonzalez, J. A. Valdivia, M. Kiwi, E. Bringa, J. Rogan.
Inducing Porosity on Hollow Nanoparticles by Hypervelocity Impacts
Journal of Physical Chemistry C, 121, 17856-17861, 2017.
(https://doi.org/10.1021/acs.jpcc.7b03126)
F. Castillo, A. Reisenegger, J. A. Valdivia.
Magnetic field evolution and equilibrium configurations in neutron star cores: the effect of ambipolar diffusion
Monthly Notices of the Royal Astronomical Society, 1, 507-522, 2017.
(https://doi.org/10.1093/mnras/stx1604)
J. Wanliss, V. Munoz, D. Pastten, B. Toledo, J. A. Valdivia.
Critical Behavior in Earthquake Energy Dissipation
European Physical Journal B, 90, 167, 2017.
(https://doi.org/10.1140/epjb/e2017-70657-y)
M. H. Denton, J. E. Borovsky, M. Stepanova, J. A. Valdivia.
Unsolved Problems of Magnetospheric Physics
Journal of Geophysical Research, 121, 10783-10785, 2016.
(https://doi.org/10.1002/2016JA023362)
F. J. Valencia, R. I. Gonzalez, D. Tramontina, J. Rogan, J. A. Valdivia, M. Kiwi, E. M. Bringa.
Hydrogen Storage in Palladium Hollow Nanoparticles
Journal of Physical Chemistry C, 120, 23836-23841, 2016.
(https://doi.org/10.1021/acs.jpcc.6b07895)
R. A. Lopez, P. S. Moya, R. E. Navarro, J. A. Araneda, V. Munoz, A. F. Vinas, J. A. Valdivia.
Relativistic cyclotron instability in anisotropic plasmas
Astrophysical Journal, 832, 36, 2016.
(https://doi.org/10.3847/0004-637X/832/1/36)
S. Carrasco, A. Varas, J. Rogan, M. Kiwi, J. A. Valdivia.
Multibody expansion of particle interactions: How many-body is a particular element in a cluster?
Physical Review B, 94, 075435, 2016.
(https://doi.org/10.1103/PhysRevB.94.075435)
R. Gonzalez, J. Rogan, E. Bringa, J. A. Valdivia.
Mechanical Response of Aluminosilicate Nanotubes under Compression
Journal of Physical Chemistry C, 120, 14428-14434, 2016.
(https://doi.org/10.1021/acs.jpcc.6b04564)
D. Pasten, F. Torres, B. Toledo, V. Munoz, J. Rogan, J. A. Valdivia.
Time-based analysis before and after the Mw8.3 Illapel earthquake 2015 Chile
Pure and Applied Geophysics, 173, 2267–2275, 2016.
(https://doi.org/10.1007/s00024-016-1335-7)
M.A. Diaz, J.C. Zagal, C. Falcon, M. Stepanova, J. A. Valdivia, M. Martinez-Ledesma, J Diaz, F.R. Jaramillo, N. Romanova, E. Pacheco, M. Milla, M Orchard, J Silva, F.P. Mena.
New opportunities offered by Cubesats for space research in Latin America: the SUCHAI project case
Advances in Space Research, 58, 2134-2147, 2016.
(https://doi.org/10.1016/j.asr.2016.06.012)
J. A. Valdivia, B. A. Toledo, N. Gallo, V. Munoz, J. Rogan, M. Stepanova, P. S. Moya, R. E. Navarro, A. Vinas, J. Araneda, R. A. Lopez, M. Diaz.
Magnetic Fluctuations in Anisotropic Space Plasmas: the effect of the plasma environment
Advances in Space Research, 58, 2126-2133, 2016.
(https://doi.org/10.1016/j.asr.2016.04.017)
P. D. Lemoine, J. M. Cordovez, J. M. Zambrano, O. L. Sarmiento, J. D. Meisel, J. A. Valdivia, R. Zarama.
Using Agent Based Modelling to assess the Effect of Increased Bus Rapid Transit System Infrastructure on Walking for Transportation
Preventive Medicine, 88, 39-45, 2016.
(https://doi.org/10.1016/j.ypmed.2016.03.015)
M. Stepanova, J. A. Valdivia.
Contribution of Latin-American scientists to the study of the magnetosphere of the Earth. A Review
Advances in Space Research, 58, 1968-1985, 2016.
(https://doi.org/10.1016/j.asr.2016.03.023)
J. D. Meisel, O. Sarmiento, C. Olaya, J. A. Valdivia, R. Zarama.
A system dynamics model of the nutritional stages of the Colombian population
Kybernetes, 45, 554-570, 2016.
(https://doi.org/10.1108/K-01-2015-0010)
M. Ramírez, J. Rogan, J. A. Valdivia, A. Varas, M. Kiwi.
Diversity characterization of binary clusters by means of a generalized distance
Zeitschrift für Physikalische Chemie, 230, 977-989, 2016.
(https://doi.org/10.1515/zpch-2015-0716)
F. Castillo, B. A. Toledo, V. Munoz, J. Rogan, R. Zarama, M. Kiwi, J. A. Valdivia.
Temporal and spatial disorder during jamming in a city traffic model
Journal of Cellular Automata, 11, 381-398, 2016.
F. Torres, J. Rogan, M. Kiwi, J. A. Valdivia.
Topological Phase Transition of a Fractal Spin System: the relevance of the network complexity
AIP Advances, 6, 055703, 2016.
(https://doi.org/10.1063/1.4942826)
J.P. Mitchell, J. Braithwaite, A. Reisenegger, H. Spruit, J. A. Valdivia, N. Langer.
Instability of Magnetic Equilibria in Barotropic Stars
Monthly Notices of the Royal Astronomical Society, 447, 1213, 2015.
(https://doi.org/10.1093/mnras/stu2514)
F. Munoz, A. Varas, J. Rogan, J. A. Valdivia, M. Kiwi.
Au_13−n Ag_n Clusters: A Remarkable Simple Trend
Physical Chemistry Chemical Physics, 17, 30492-30498, 2015.
(https://doi.org/10.1039/c5cp05664k)
R. A. Lopez, V. Munoz, A. F. Vinas, J. A. Valdivia.
Propagation of localized structures in relativistic magnetized electron-positron plasmas using particle-in-cell simulations
Physics of Plasmas, 22, 092115, 2015.
(https://doi.org/0.1063/1.4930266)
R. A. Lopez, R. E. Navarro, P. S. Moya, A. F. Vinas, J. A. Araneda, V. Munoz, J. A. Valdivia.
Spontaneous Electromagnetic Fluctuations in a Relativistic Magnetized Electron-Positron Plasma
Astrophysical Journal, 810, 103, 2015.
(https://doi.org/10.1088/0004-637X/810/2/103)
A. F. Viñas, P. S. Moya, R. E. Navarro, J. A. Valdivia, J. A. Araneda, V. Muñoz.
Electromagnetic Fluctuations of the Whistler Cyclotron and Firehose Instabilities in a Maxwellian and Tsallis-kappa-like Plasma
Journal of Geophysical Research, 120, 3307-3317, 2015.
(https://doi.org/10.1002/2014JA020554)
J. Villalobos, V. Muñoz, J. Rogan, R. Zarama, J. F. Penagos, B. Toledo, J. A. Valdivia.
Modeling a bus through a sequence of traffic lights
Chaos, 25, 073117, 2015.
(https://doi.org/10.1063/1.4926669)
Highlighted by Forbes.com, NextCity.org, and AIP Publishing.
R. E. Navarro, V. Munoz, J. Araneda, A. F. Vinas, P. S. Moya, J. A. Valdivia.
Magnetic Alfven-Cyclotron Fluctuations of Anisotropic Nonthermal Plasmas
Journal of Geophysical Research, 120, 2382-2396, 2015.
(https://doi.org/10.1002/2014JA020550)
C. Armaza, A. Reisenegger, J. A. Valdivia.
On Magnetic Equilibria in Barotropic Stars
Astrophysical Journal, 802, 121, 2015.
(https://doi.org/10.1088/0004-637X/802/2/121)
J. Clark, M. Kiwi, F. Torres, J. Rogan, J. A. Valdivia.
Generalization of the Ehrenfest urn model to a complex network
Physical Review E, 92, 012103, 2015.
(https://doi.org/10.1103/PhysRevE.92.012103)
R. Gonzalez, R. Ramirez, J. Rogan, J. A. Valdivia, F. Munoz, F. Valencia, M. Ramirez, M. Kiwi.
A Model for Self-Rolling of an Aluminosilicate Sheet into a Single Walled Imogolite Nanotube
Journal of Physical Chemistry C, 118, 28227-28233, 2014.
(https://doi.org/10.1021/jp508637q)
P. Marchant, A. Reisenegger, J. A. Valdivia, J. Hoyos.
Stability of Hall Equilibria in Neutron Star Crusts
Astrophysical Journal, 796, 94, 2014.
(https://doi.org/10.1088/0004-637X/796/2/94)
R. E. Navarro, J. Araneda, V. Munoz, P. S. Moya, A. F.-Vinas, J. A. Valdivia.
Theory of Electromagnetic Fluctuations for Magnetized Multi-Species Plasmas
Physics of Plasmas, 21, 092902, 2014.
(https://doi.org/10.1063/1.4894700)
R. A. Lopez, P. S. Moya, V. Munoz, A. F. Vinas, J. A. Valdivia.
Kinetic transverse dispersion relation for relativistic magnetized electron-positron plasmas with Maxwell-Juttner velocity distribution functions
Physics of Plasmas, 21, 092107, 2014.
(https://doi.org/10.1063/1.4894679)
M. Domiguez, V. Munoz, J. A. Valdivia.
Temporal Evolution of Fractality in the Earth’s Magnetosphere and the Solar Photosphere
Journal of Geophysical Research, 119, 3585–3603, 2014.
(https://doi.org/10.1002/2013JA019433)
J. Villalobos, V. Munoz, J. Rogan, R. Zarama, N. F. Johnson, B. Toledo, J. A. Valdivia.
Regular transport dynamics produce chaotic travel times
Physical Review E, 89, 062922, 2014.
(https://doi.org/10.1103/PhysRevE.89.062922)
R. Navarro, P. S. Moya, V. Munoz, J. A. Araneda, A. F. Vinas, J. A. Valdivia.
Solar Wind Thermal Induced Magnetic Fluctuations
Physical Review Letters, 112, 245001, 2014.
(https://doi.org/10.1103/PhysRevLett.112.245001)
R. A. Lopez, V. Munoz, A. F. Vinas, J. A. Valdivia.
Particle-in-cell simulation for parametric decays of a circularly polarized Alfven wave in relativistic thermal electron-positron plasma
Physics of Plasmas, 21, 032102, 2014.
(https://doi.org/10.1063/1.4867255)
P. S. Moya, R. Navarro, A. F. Vinas, V. Munoz, J. A. Valdivia.
Weak turbulence cascading effects in the acceleration and heating of ions in the Solar Wind
Astrophysical Journal, 781, 76, 2014.
(https://doi.org/10.1088/0004-637X/781/2/76)
F. Castillo, B.A. Toledo, V. Muñoz, J. Rogan, R. Zarama, M. Kiwi, J. A. Valdivia.
City traffic jam relief by stochastic resonance
Physica A, 403, 65-70, 2014.
(https://doi.org/10.1016/j.physa.2014.01.068)
V. Munoz, F. A. Asenjo, M. Dominguez, R. A. Lopez, J. A. Valdivia, A. Vinas, T. Hada.
Large amplitude electromagnetic waves in magnetized relativistic plasmas with temperature
Nonlinear Processes in Geophysics, 21, 217-236, 2014.
(https://doi.org/10.5194/npg-21-217-2014)
J. D. Meisel, O. L. Sarmiento, F. Montes, E. O. Martinez, P. D. Lemoine, J. A. Valdivia, R. C. Brownson, R. Zarama.
Network analysis of Bogotá’s Ciclovía Recreativa, a self-organized multisectorial community program to promote physical activity in a middle-income country
American Journal of Health Promotion, 28, e127-e136, 2014.
(https://doi.org/10.4278/ajhp.120912-QUAN-443)
J. Rogan, A. Varas, J. A. Valdivia, M. Kiwi.
A strategy to find minimal energy nanocluster structures
Journal of Computational Chemistry, 34, 2548–2556, 2013.
(https://doi.org/10.1002/jcc.23419)
R. A. Lopez, F. A. Asenjo, V. Munoz, A. C.-L. Chian, J. A. Valdivia.
Self-modulation of nonlinear Alfven waves in a strongly magnetized relativistic electron-positron plasma
Physical Review E, 88, 023105, 2013.
(https://doi.org/10.1103/PhysRevE.88.023105)
F. Munoz, J. Rogan, J. A. Valdivia, A. Varas, M. Kiwi.
Binary cluster collision dynamics and minimum energy conformations
Physica B - Condensed Matter, 427, 76-84, 2013.
(https://doi.org/10.1016/j.physb.2013.06.036)
K.N. Gourgouliatos, A. Cumming, A. Reisenegger, C. Armaza, M. Lyutikov, J. A. Valdivia.
Hall equilibria with toroidal and poloidal fields: application to neutron stars
Monthly Notices of the Royal Astronomical Society, 434, 2480-2490, 2013.
(https://doi.org/10.1093/mnras/stt1195)
P. S. Moya, R. Navarro, V. Muñoz, J. A. Valdivia.
Comment on “Sensitive test for ion-cyclotron resonant heating in the solar wind”
Physical Review Letters, 111, 029001, 2013.
(https://doi.org/10.1103/PhysRevLett.111.029001)
B. A. Toledo, A. C.-L. Chian, E. L. Rempel, R. A. Miranda, P. R. Munoz, J. A. Valdivia.
Wavelet-based multifractal analysis of nonlinear time-series: the earthquake-driven tsunami of 27 February 2010 in Chile
Physical Review E, 87, 022821, 2013.
(https://doi.org/10.1103/PhysRevE.87.022821)
F. Muñoz, C. Cardenas, J. Rogan, J. A. Valdivia, P. Fuentealba, M. Kiwi.
Ab-initio molecular dynamics simulations of Ti₂ on C₂₀ collisions and C₂₀Ti₂ configurations
Journal of Physical Chemistry C, 117, 4287-4291, 2013.
(https://doi.org/10.1021/jp3120786)
B. A. Toledo, M. A. F. San Juan, V. Munoz, J. Rogan, J. A. Valdivia.
Non-smooth transitions in a simple city traffic model analyzed through supertracks
Communications in Nonlinear Science and Numerical Simulation, 18, 81-88, 2013.
(https://doi.org/10.1016/j.cnsns.2012.06.007)
J. A. Valdivia, J. Rogan, V. Munoz, B. A. Toledo, M. Stepanova.
The magnetosphere as a complex system
Advances in Space Research, 51, 1934-1941, 2013.
(https://doi.org/10.1016/j.asr.2012.04.004)
T. P. Chagas, B. A. Toledo, E. L. Rempel, A. C.-L. Chian, J. A. Valdivia.
Optimal feedback control of the forced van der Pol system
Chaos Solitons and Fractals, 45, 1147-1156, 2012.
(https://doi.org/10.1016/j.chaos.2012.06.004)
P. S. Moya, A. F. Vinas, V. Munoz, J. A. Valdivia.
Computational and Theoretical study of the wave-particle interaction of proton and waves
Annales Geophysicae, 30, 1361-1369, 2012.
(https://doi.org/10.5194/angeo-30-1361-2012)
R. Lopez, V. Munoz, F. Asenjo, J. A. Valdivia.
Parametric decay in relativistic magnetized electron-positron plasmas with relativistic temperatures
Physics of Plasmas, 19, 082104, 2012.
(https://doi.org/10.1063/1.4742315)
D. Pasten, V. Munoz, B. Toledo, J. Villalobos, R. Zarama, J. Rogan, J. A. Valdivia.
Universal behavior in a model of city traffic with unequal green/red time
Physica A, 391, 5230–5243, 2012.
(https://doi.org/10.1016/j.physa.2012.06.005)
M. Kiwi, F. Munoz, G. Garcia, R. Ramirez, J. Rogan, J. A. Valdivia.
Nanocluster collisions as a way to understand the role of d-shell polarization
Journal of Superconductivity and Novel Magnetism, 25, 2205-2212, 2012.
(https://doi.org/10.1007/s10948-012-1663-5)
M. Dominguez, V. Munoz, J. A. Valdivia.
Thermal Effects on the Propagation of Large Amplitude Electromagnetic Waves in Magnetized Relativistic Electron-Positron Plasma
Physical Review E, 85, 056416, 2012.
(https://doi.org/10.1103/PhysRevE.85.056416)
V. Bucheli, A. Diaz, J. P. Calderon, P. Lemoine, J. A. Valdivia, J. L. Villaveces, R. Zarama.
Growth of scientific production in Colombian Universities: An intellectual capital-based approach
Scientometrics, 91, 396, 2012.
(https://doi.org/10.1007/s11192-012-0627-7)
F. Asenjo, F. Borotto, A.C.L. Chian, V. Munoz, J. A. Valdivia, E. Rempel.
Self-modulation of nonlinear waves in a weakly magnetized relativistic electron-positron plasma with temperature
Physical Review E, 85, 046406, 2012.
(https://doi.org/10.1103/PhysRevE.85.046406)
F. Montes, O. L. Sarmiento, R. Zarama, M. Pratt, G. Wang, E. Jacoby, T. Schmid, M. Ramos, O. Ruiz, O. Vargas, G. Michel, S. Zieff, J. A. Valdivia, N. Cavill, S. Kahlmeier.
Do health benefits outweigh the costs of mass recreational programs?: An economic analysis of four Ciclovía programs
Journal of Urban Health, 89, 153-170, 2011.
(https://doi.org/10.1007/s11524-011-9628-8)
121. F. Asenjo, V. Munoz, J. A. Valdivia, S. H. Mahajan.
A Hydrodynamical model for Relativistic Spin Quantum Plasmas
Physics of Plasmas, 18, 012107, 2011.
(https://doi.org/10.1063/1.3533448)
F. Munoz, J. Rogan, G. Garcia, M. Ramirez, J. A. Valdivia, R. Ramirez, M. Kiwi.
Collisions between a single gold atom and a 13 atom gold cluster: an ab initio approach
European Physical Journal D, 61, 87-93, 2011.
(https://doi.org/10.1140/epjd/e2010-10195-x)
V. Pinto, M. Stepanova, E. E. Antonova, J. A. Valdivia.
Estimation of the eddy-diffusion coefficients in the plasma sheet using THEMIS satellite data
Journal of Atmospheric and Solar-Terrestrial Physics, 73, 1472-1477, 2011.
(https://doi.org/10.1016/j.jastp.2011.05.007)
D. Pasten, V. Muñoz, A. Cisternas, J. Rogan, J. A. Valdivia.
Monofractal and multifractal analysis of the spatial distribution of earthquakes in the central zone of Chile
Physical Review E, 84, 066123, 2011.
(https://doi.org/10.1103/PhysRevE.84.066123)
M. Stepanova, V. Pinto, J. A. Valdivia, E. Antonova.
Spatial distribution of the eddy diffusion coefficients in the plasma sheet during quiet time and substorms from THEMIS satellite data
Journal of Geophysical Research, 116, A00I24, 2011.
(https://doi.org/10.1029/2010JA015887)
P. Moya, V. Munoz, J. Rogan, J. A. Valdivia.
Study of the Cascading Effect During the Acceleration and Heating of Ions in the Solar Wind
Journal of Atmospheric and Solar-Terrestrial Physics, 73, 1390-1397, 2011.
(https://doi.org/10.1016/j.jastp.2011.01.009)
R. Gonzalez, G. Garcia, R. Ramirez, M. Kiwi, J. A. Valdivia, T. Rahman.
Temperature dependent properties of 147 and 309 atom iron-gold nanoclusters
Physical Review B, 83, 155425, 2011.
(https://doi.org/10.1103/PhysRevB.83.155425)
F. Muñoz, Jose Rogan, G. Garcia, J. A. Valdivia, R. Ramirez, M. Kiwi.
The role of d-orbital polarization on Rhodium cluster collisions
European Physical Journal D, 64, 45-51, 2011.
(https://doi.org/10.1140/epjd/e2011-20052-1)
J. Hoyos, A. Reisenegger, J. A. Valdivia.
Asymptotic, non-linear solutions for ambipolar diffusion in one dimension
Monthly Notices of the Royal Astronomical Society, 408, 1730-1741, 2010.
(https://doi.org/10.1111/j.1365-2966.2010.17237.x)
F. A. Asenjo, V. Munoz, J. A. Valdivia.
Relativistic mass and charge of photons in thermal plasmas through electromagnetic field quantization
Physical Review E, 81, 056405, 2010.
(https://doi.org/10.1103/PhysRevE.81.056405)
N. L. Lammoglia, C. Olaya, J. Villalobos, J. P. Calderón, J. A. Valdivia, R. Zarama.
Heuristic-based management (I): variation
Kybernetes, 39, 1513-1528, 2010.
(https://doi.org/10.1108/03684921011081141)
J. Villalobos, B. A. Toledo, D. Pasten, V. Munoz, J. Rogan, R. Zarama, N. Lammoglia, J. A. Valdivia.
Characterization of the nontrivial and chaotic behavior that occurs in a simple city traffic model
Chaos, 20, 013109, 2010.
(https://doi.org/10.1063/1.3308597)
A. C.-L. Chian, M. Han, R. A. Miranda, C. Shu, J. A. Valdivia.
The planetary-exoplanetary environment: a nonlinear perspective
Advances in Space Research, 46, 472-484, 2010.
(https://doi.org/10.1016/j.asr.2009.07.031)
A. Varas, M. D. Cornejo, B. A. Toledo, V. Munoz, J. Rogan, R. Zarama, J. A. Valdivia.
Resonance, criticality and emergence in city traffic investigated in cellular automaton models
Physical Review E, 80, 056108, 2009.
(https://doi.org/10.1103/PhysRevE.75.026108)
J. Rogan, M. Ramirez, V. Munoz, J. A. Valdivia, G. Garcia, R. Ramirez, M. Kiwi.
Diversity driven unbiased search of minimum energy cluster configurations
Journal of Physics: Condensed Matter, 21, 084209, 2009.
(https://doi.org/10.1088/0953-8984/21/8/084209)
F. Asenjo, V. Munoz, J. A. Valdivia, T. Hada.
Circularly polarized wave propagation in magnetofluid dynamics for relativistic electro-positron plasmas
Physics of Plasmas, 16, 122108, 2009.
(https://doi.org/10.1063/1.3272667)
N. Lammoglia, V. Munoz, J. Rogan, B. Toledo, R. Zarama, J. A. Valdivia.
Quantitative description of wealth distributions by kinetic trading models
Physical Review E, 78, 047103, 2008.
(https://doi.org/10.1063/1.3272667)
J. Hoyos, A. Reisenegger, J. A. Valdivia.
Magnetic Field Evolution in Neutron Stars: One-Dimensional Multi-Fluid Model
Astronomy and Astrophysics, 287, 789-803, 2008.
(https://doi.org/10.1051/0004-6361:200809466)
F. Asenjo, B. A. Toledo, V. Munoz, J. Rogan, J. A. Valdivia.
Optimal Control in a Noisy System
Chaos, 18, 033106, 2008.
(https://doi.org/10.1063/1.2956981)
J. Rogan, G. Garcia, M. Ramirez, V. Munoz, J. A. Valdivia, X. Andrade, R. Ramirez, M. Kiwi.
Structure and Properties of small Pd Clusters
Nanotechnology, 19, 205701, 2008.
(https://doi.org/10.1088/0957-4484/19/20/205701)
R. Zarama, A. Reyes, E. Aldana, J. Villalobos, J. C. Bohorquez, J. P. Calderon, A. Botero, N. Lammoglia, J. L. Villaveces, L. Pinzon, R. Bonilla, A. Mejia, J. Bermeo, I. Dyner, N. Johnson, J. A. Valdivia.
Rethinking research management in Colombia
Kybernetes, 36, 364, 2007.
(https://doi.org/10.1108/03684920710747011)
B. A. Toledo, E. A. Cerda, J. Rogan, C. F. Tenreiro, R. Zarama, J. A. Valdivia.
Universal and nonuniversal features in a model of city traffic
Physical Review E, 75, 026108, 2007.
(https://doi.org/10.1103/PhysRevE.75.026108)
L. Wastavino, B. A. Toledo, et al., 2008 J. Rogan, R. Zarama, V. Munoz, J. A. Valdivia.
Modeling traffic on crossroads
Physica A, 381, 411, 2007.
(https://doi.org/10.1016/j.physa.2007.03.052)
A. Varas, M. D. Cornejo, D. Mainemer, B. Toledo, J. Rogan, V. Munoz, J. A. Valdivia.
Cellular automaton model for evacuation process with obstacles
Physica A, 382, 631-642, 2007.
(https://doi.org/10.1016/j.physa.2007.04.006)
J. A. Valdivia, J. Rogan, V. Munoz, B. Toledo.
Hysteresis provides self-organization in a plasma model
Space Science Reviews, 122, 313, 2006.
(https://doi.org/10.1007/s11214-006-7846-2)
J. A. Valdivia, J. Rogan, V. Munoz, L. Gomberoff, A. Klimas, D. Vassiliadis, V. Uritsky, S. Sharma, B. Toledo, L. Wastavino.
The Magnetosphere as a Complex System
Advances in Space Research, 35, 961-971, 2005.
(https://doi.org/10.1016/j.asr.2005.03.144)
J. Rogan, G. Garcia, J. A. Valdivia, W. Orellana, A. H. Romero, R. Ramirez, M. Kiwi.
Small Pd clusters: a comparison of phenomenological and ab-initio approaches
Physical Review B, 72, 115421, 2005.
(https://doi.org/10.1103/PhysRevB.72.115421)
L. Gomberoff, V. Muñoz, J. A. Valdivia.
Ion cyclotron instability triggered by drifting minor ion species: cascade effect and exact results
Planetary and Space Science, 52, 679, 2004.
(https://doi.org/10.1016/j.pss.2004.01.004)
B. Toledo, V. Muñoz, J. Rogan, C. Tenreiro, J. A. Valdivia.
Modeling traffic through a sequence of traffic lights
Physical Review E, 70, 016107, 2004.
(https://doi.org/10.1103/PhysRevE.70.016107)
L. Gomberoff, J. A. Valdivia.
Ion cyclotron instability due to the thermal anisotropy of drifting ion species
Journal of Geophysical Research, 108, 1050, 2003.
(https://doi.org/10.1029/2002JA009576)
J. A. Valdivia.
Comment on “Imaging of elves, halos and sprite initiation at 1 ms time resolution”
Journal of Atmospheric and Solar-Terrestrial Physics, 65, 519, 2003.
(https://doi.org/10.1016/S1364-6826(02)00331-0)
J. A. Valdivia.
Lightning induced optical emissions in the ionosphere
Space Science Reviews, 107, 273, 2003.
(https://doi.org/10.1023/A:1025596311682)
J. A. Valdivia, A. Klimas, D. Vassiliadis, V. Uritsky, J. Takalo.
Self-organization in a current sheet model
Space Science Reviews, 107, 515, 2003.
(https://doi.org/10.1023/A:1025518527128)
L. Gomberoff, J. A. Valdivia.
Proton-cyclotron instability induced by the thermal anisotropy of minor ions
Journal of Geophysical Research, 107, 1494, 2002.
(https://doi.org/10.1029/2002JA009357)
J. Takalo, J. Timonen, A. Klimas, J. A. Valdivia, D. Vassiliadis.
A coupled map as a model of the dynamics of the magnetotail current sheet
Journal of Atmospheric and Solar-Terrestrial Physics, 63, 1407, 2001.
(https://doi.org/10.1016/S1364-6826(00)00242-X)
V. M. Uritsky, A. J. Klimas, J. A. Valdivia, D. Vassiliadis, D. N. Baker.
Stable critical behavior and fast field annihilation in a magnetic field reversal model
Journal of Atmospheric and Solar-Terrestrial Physics, 63, 1425, 2001.
(https://doi.org/10.1016/S1364-6826(00)00244-3)
G. Rostoker, J. A. Valdivia, D. Vassiliadis, D. N. Baker, A. J. Klimas.
The nonlinear dynamics of space weather
Advances in Space Research, 26, 197-207, 2000.
(https://doi.org/10.1016/S0273-1177(99)01050-9)
M. I. Sitnov, A. S. Sharma, K. Papadopoulos, D. Vassiliadis, J. A. Valdivia, A. J. Klimas, D. Baker.
Phase transition-like behavior of the magnetosphere during substorms
Journal of Geophysical Research, 105, 12955, 2000.
(https://doi.org/10.1029/1999JA000279)
A. Klimas, J. A. Valdivia, D. Vassiliadis, D. Baker, M. Hesse, J. Takalo.
Self-organized Criticality in the Substorm Phenomenon and its Relation to Localized Reconnection in the Magnetospheric Plasma Sheet
Journal of Geophysical Research, 105, 18765, 2000.
(https://doi.org/10.1029/1999JA000319)
J. A. Valdivia, G. Milikh.
Reply to comments on "Model of Red Sprites due to Intracloud Fractal Lightning Discharges"
Radio Science, 35, 1045, 2000.
(https://doi.org/10.1029/1999RS002256)
A. Klimas, D. Vassiliadis, D. N. Baker, J. A. Valdivia.
Data-derived analogues of the solar wind-magnetosphere interaction
Physics and Chemistry of the Earth, 24, 37, 1999.
(https://doi.org/10.1016/S1464-1917(98)00005-1)
G. Milikh, J. A. Valdivia.
Model of gamma ray flashes due to fractal lightning
Geophysical Research Letters, 26, 525, 1999.
(https://doi.org/10.1029/1999GL900001)
J. A. Valdivia, D. Vassiliadis, A. Klimas, A. S. Sharma, K. Papadopoulos.
Spatiotemporal activity of magnetic storms
Journal of Geophysical Research, 104, 12239, 1999.
(https://doi.org/10.1029/1999JA900152)
J. Takalo, J. Timonen, A. Klimas, J. A. Valdivia, D. Vassiliadis.
Nonlinear energy dissipation in a cellular automaton magnetotail field model
Geophysical Research Letters, 26, 1813, 1999.
(https://doi.org/10.1029/1999GL900429)
R. R. Rosa, A. S. Sharma, J. A. Valdivia.
Characterization of Asymmetric Fragmentation Patterns in Spatially Extended Systems
International Journal of Modern Physics C, 10, 147, 1999.
(https://doi.org/10.1142/S0129183199000103)
J. Takalo, J. Timonen, A. Klimas, J. A. Valdivia, D. Vassiliadis.
A coupled map model for the magnetotail current sheet
Geophysical Research Letters, 26, 2913, 1999.
(https://doi.org/10.1029/1999GL003616)
J. A. Valdivia, D. Vassiliadis, A. Klimas.
Modeling the spatial structure of the high latitude magnetic perturbation and the related current system
Physics of Plasmas, 6, 4185, 1999.
(https://doi.org/10.1063/1.873684)
D. Vassiliadis, A. J. Klimas, J. A. Valdivia, D. N. Baker.
The Dst geomagnetic response as a function of storm phase and amplitude and the solar wind electric field
Journal of Geophysical Research, 104, 24957, 1999.
(https://doi.org/10.1029/1999JA900185)
R. R. Rosa, A. S. Sharma, J. A. Valdivia.
Characterization of Localized Turbulence in Plasma Extended Systems
Physica A, 257, 509, 1998.
(https://doi.org/10.1016/S0378-4371(98)00184-8)
G. Milikh, J. A. Valdivia, K. Papadopoulos.
Spectrum of Red Sprites
Journal of Atmospheric and Solar-Terrestrial Physics, 60, 907, 1998.
(https://doi.org/10.1016/S1364-6826(98)00032-7)
G. Milikh, D.A. Usikov, J. A. Valdivia.
Model of Infrared Emissions from Sprites
Journal of Atmospheric and Solar-Terrestrial Physics, 60, 895, 1998.
(https://doi.org/10.1016/S1364-6826(98)80009-6)
J. A. Valdivia, G. M. Milikh, K. Papadopoulos.
Model of Red Sprites due to Intracloud Fractal Lightning Discharges
Radio Science, 33, 1655, 1998.
(https://doi.org/10.1029/98RS02201)
J. A. Valdivia, K. Papadopoulos, G. Milikh.
Red Sprites: Lightning as a Fractal Antenna
Geophysical Research Letters, 24, 3169, 1997.
(https://doi.org/10.1029/97GL03188)
G. Milikh, J. A. Valdivia, K. Papadopoulos.
Model of Red Sprite Optical Spectra
Geophysical Research Letters, 24, 833, 1997.
(https://doi.org/10.1029/97GL00759)
D. L. David, J. A. Valdivia.
Viscous Drag and the Differential Rotation of the Earth’s Core
Journal of Plasma Physics, 57, 231, 1997.
(https://doi.org/10.1017/S002237789600534X)
A. Gurevich, G. Milikh, J. A. Valdivia.
Model of X-ray emission and fast preconditioning during a thunderstorm
Physics Letters A, 231, 402, 1997.
(https://doi.org/10.1016/S0375-9601(97)00354-X)
K. Papadopoulos, J. A. Valdivia.
Comment on High Altitude Discharges and Gamma-Ray Flashes: A manifestation of Runaway Breakdown by Yuri Taranenko and Robert Roussel-Dupré
Geophysical Research Letters, 24, 2643, 1997.
(https://doi.org/10.1029/97GL02687)
R. Rosa, S. Sawant, J. A. Valdivia, A. S. Sharma.
Dissipative Structures and Weak Turbulence in the Solar Corona
Advances in Space Research, 20, 2303, 1997.
(https://doi.org/10.1016/S0273-1177(97)00910-1)
A. Fouladi, J. A. Valdivia.
Period Control of Chaotic Systems by optimization
Physical Review E, 55, 1315, 1997.
(https://doi.org/10.1103/PhysRevE.55.1315)
J. A. Valdivia, A. S. Sharma, K. Papadopoulos.
Prediction of Magnetic Storms by Nonlinear Dynamical Models
Geophysical Research Letters, 23, 2899, 1996.
(https://doi.org/10.1029/96GL02828)
K. Papadopoulos, G. Milikh, J. A. Valdivia.
Comment on Can Gamma Radiation be Produced in the Electrical Environment above thunderstorms
Geophysical Research Letters, 23, 2283, 1996.
(https://doi.org/10.1029/96GL00770)
A. Gurevich, J. A. Valdivia, G. Milikh, K. Papadopoulos.
Runaway electrons in the Atmosphere in the Presence of a Magnetic Field
Radio Science, 31, 1541, 1996.
(https://doi.org/10.1029/96RS02441)
K. Papadopoulos, A. S. Sharma, J. A. Valdivia.
Is the Magnetosphere a Lens for MHD Waves?
Geophysical Research Letters, 20, 2809, 1993.
(https://doi.org/10.1029/93GL03011)