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Sergio Davis Irarrázabal

Investigador

COMISION CHILENA DE ENERGIA NUCLEAR

Santiago, Chile

Statistical Mechanics; Computer Simulation; Plasma Physics, High-Pressure Physics; Condensed Matter Physics: classical and ab initio molecular dynamics, Monte Carlo methods, development of computer algorithms.

Ph. D. in Applied Materials Physics, Royal Institute of Technology (KTH). Suecia, 2009
B. S. Applied Physics, Universidad de Santiago. Chile, 2003

Postdoctoral Research Associate Full Time

Facultad de Ciencias, Universidad de Chile

Facultad de Ciencias

Santiago, Chile

2009 - 2011
Instructor Full Time

Facultad de Ciencias, Universidad de Chile

Facultad de Ciencias

Santiago, Chile

2011 - 2015

Software design and programming

Codelco

Rancagua, Chile

2004 - 2005

Advisor of Master thesis, Yasmín Navarrete Diaz
Co-advisor Ph. D. thesis, Felipe González Cataldo
Advisor Ph. D. thesis, Diego González Diaz

Primera Promoción Ingeniería Fisica

UNIVERSIDAD DE SANTIAGO DE CHILE

Chile, 2003

Primera promoción Ingeniería Fisica


On the foundations of the maximum entropy principle using Fenchel duality for Shannon and Tsallis entropies Marechal, Pierre; Davis, Sergio Article ISI PHYSICA SCRIPTA (2024)
Plasma-induced damage on the tungsten surface using a kilojoule plasma focus device: Applicable to study the damages on nuclear fusion reactor related materials Moreno, Jose; Davis, Sergio; Pavez, Cristian; Bora, Biswajit Article ISI PHYSICS OF PLASMAS (2024)
A novel Bayesian reconstruction of the configurational density of states Moreno, Felipe; Davis, Sergio; Peralta, Joaquin Article ISI COMPUTATIONAL MATERIALS SCIENCE (2023)
Configurational density of states and melting of simple solids Davis, Sergio; Loyola, Claudia; Peralta, Joaquin Article ISI PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2023)
Danger assessment of the partial discharges temporal evolution on a polluted insulator using UHF measurement and deep learning Orellana, Luis; Avaria, Gonzalo; Davis, Sergio Article ISI ENGINEERING APPLICATIONS OF ARTIFICIAL INTELLIGENCE (2023)
Evaluating the Adiabatic Invariants in Magnetized Plasmas Using a Classical Ehrenfest Theorem Davis, Sergio Article ISI ENTROPY (2023)
Kappa distribution from particle correlations in nonequilibrium, steady-state plasmas Davis, Sergio; Avaria, Gonzalo; Bora, Biswajit; Moreno, Jose; Pavez, Cristian Article ISI PHYSICAL REVIEW E (2023)
New evidence about the nature of plasma filaments in plasma accelerators of type plasma-focus Pavez, Cristian; Zorondo, Maximiliano; Sepulveda, Adolfo; Avaria, Gonzalo; Moreno, Jose; Davis, Sergio; Bora, Biswajit Article ISI PLASMA PHYSICS AND CONTROLLED FUSION (2023)
Temperature distribution in finite systems: application to the one-dimensional Ising chain Davis, Sergio Article ISI EUROPEAN PHYSICAL JOURNAL B (2023)
A classification of nonequilibrium steady states based on temperature correlations Article ISI PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2022)
A portable and flexible implementation of the Wang-Landau algorithm in order to determine the density of states Moreno, Felipe; Davis, Sergio Article WoS COMPUTER PHYSICS COMMUNICATIONS (2022)
Fluctuating temperature outside superstatistics: Thermodynamics of small systems Article ISI PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2022)
Fluctuating temperature outside superstatistics: thermodynamics of small systems. Davis, Sergio Article WoS PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2022)
Nonequilibrium, highly inhomogeneous melting in the microcanonical ensemble Loyola, Claudia; Davis, Sergio Article WoS PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2022)
Quantum Mutual Information, Fragile Systems and Emergence Davis, Sergio Article ISI ENTROPY (2022)
Statistical inference for unreliable grading using the maximum entropy principle Article ISI CHAOS (2022)
Temperature in magnetic systems: evolution towards thermal equilibrium by spin dynamics simulation Gutierrez, Gonzalo; Davis, Sergio; Esparza, Carlos Article WoS PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2022)
A general statistical model for waiting times until collapse of a system Olguin-Arias, Vivianne; Davis, Sergio; Gutierrez, Gonzalo Article ISI PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2021)
A model for defect formation in materials exposed to radiation Davis, Sergio; Gutierrez, Gonzalo; Avaria, Gonzalo; Bora, Biswajit; Moreno, Jose; Pavez, Cristian Article ISI MATTER AND RADIATION AT EXTREMES (2021)
Fluctuation theorems in q-canonical ensembles Umpierrez, Haridas; Davis, Sergio Article ISI PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2021)
Hyper-radiosensitivity in tumor cells following exposure to low dose pulsed x-rays emitted from a kilojoule plasma focus device Moreno, Jose; Davis, Sergio; Bora, Biswajit; Pavez, Cristian Article WoS JOURNAL OF APPLIED PHYSICS (2021)
Microcanonical potential energy fluctuations and configurational density of states for nanoscale systems Montecinos, Alejandra; Loyola, Claudia; Peralta, Joaquin; Davis, Sergio Article ISI PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2021)
Multiple metastable states in an off-lattice Potts model Farías, Constanza; Davis, Sergio Article WoS PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2021)
Computational statistical mechanics of a confined, three-dimensional Coulomb gas Davis, Sergio; Bora, Biswajit Article ISI PHYSICAL REVIEW E (2020)
Conditional maximum entropy and superstatistics Davis, Sergio Article ISI JOURNAL OF PHYSICS A-MATHEMATICAL AND THEORETICAL (2020)
Experimental measurements of high-energy photons in X-rays pulses emitted from a hundred joules plasma focus device and its interpretations Article ISI SCOPUS Results in Physics (2020)
Inference of X-Ray Emission From a Plasma Focus Discharge: Comparison Between Characteristic Parameters and Neural Network Analyses Orellana, Luis; Avaria, Gonzalo; Davis, Sergio; Pavez, Cristian Article ISI IEEE ACCESS (2020)
On the possible distributions of temperature in nonequilibrium steady states Article ISI SCOPUS JOURNAL OF PHYSICS A-MATHEMATICAL AND THEORETICAL (2020)
Solving Equations of Motion by Using Monte Carlo Metropolis: Novel Method Via Random Paths Sampling and the Maximum Caliber Principle Gonzalez Diaz, Diego; Davis, Sergio; Curilef, Sergio Article ISI ENTROPY (2020)
Bayesian statistical modeling of microcanonical melting times at the superheated regime Davis, Sergio; Loyola, Claudia Article ISI SCOPUS PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2019)
Extended correlations in the critical superheated solid OlguÃn-Arias V. Article ISI SCOPUS JOURNAL OF CHEMICAL PHYSICS (2019)
Hard X-Ray Emission Detection Using Deep Learning Analysis of the Radiated UHF Electromagnetic Signal From a Plasma Focus Discharge Avaria, Gonzalo; Davis, Sergio; Orellana, Luis; Cevallos, BenjamC-n; Pavez, Cristian; soto, leopoldo Article ISI SCOPUS IEEE ACCESS (2019)
Single-particle velocity distributions of collisionless, steady-state plasmas must follow superstatistics Article ISI SCOPUS PHYSICAL REVIEW E (2019)
Configurational temperature in constrained systems=> The case of spin dynamics GutiÃ©rrez G., Davis S. Article Journal of Physics A=> Mathematical and Theoretical (2018)
Deterministic physical systems under uncertain initial conditions: the case of maximum entropy applied to projectile motion Davis, S Article ISI SCOPUS EUROPEAN JOURNAL OF PHYSICS (2018)
Ordered metastable states in the Potts model and their connection with the superheated solid state Moreno, Felipe; Davis, Sergio; Loyola, Claudia Article ISI SCOPUS PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2018)
Temperature is not an observable in superstatistics Davis, Sergio; Gutiérrez, Gonzalo Article PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS (2018)
Hundred joules plasma focus device as a potential pulsed source for in vitro cancer cell irradiation Article ISI SCOPUS AIP ADVANCES (2017)
Microcanonical molecular dynamics simulation of the vitreous phase transition of poly(binaphthylphosphazene) Bahamondes-Padilla, V.E. Article ISI SCOPUS JOURNAL OF NON-CRYSTALLINE SOLIDS (2017)
Observation and interpretation of neutron origin prior to hard X rays and pinch in a hundred joules plasma focus device Article ISI SCOPUS Laser and Particle Beams (2017)
Stabilization of body-centred cubic iron under inner-core conditions Belonoshko, Anatoly B.; Lukinov, Timofei; Fu, Jie; Zhao, Jijun; Simak, Sergei I. Article ISI SCOPUS NATURE GEOSCIENCE (2017)
Ti film deposition process of a plasma focus: Study by an experimental design Inestrosa-Izurieta, M. J. Article ISI SCOPUS AIP Advances (2017)
A Bayesian Interpretation of First-Order Phase Transitions Davis, S; Peralta, J; Navarrete, Y; González D; Gutierrez G. Article ISI SCOPUS FOUNDATIONS OF PHYSICS (2016)
Applications of the divergence theorem in Bayesian inference and MaxEnt Davis, Sergio; Gutiérrez, Gonzalo Article AIP Conference Proceedings (2016)
Continuity equation for probability as a requirement of inference over paths Díaz, Daniela Article ISI SCOPUS EUROPEAN PHYSICAL JOURNAL B (2016)
Ensemble-free configurational temperature for spin systems Article ISI SCOPUS PHYSICAL REVIEW E (2016)
Functional identities in Superstatistics Loguercio, Humberto; González, Diego; Davis, Sergio Article AIP Conference Proceedings (2016)
Inverse temperature in Superstatistics Loguercio, Humberto; Davis, Sergio Article Journal of Physics: Conference Series (2016)
Liouville's Theorem from the Principle of Maximum Caliber in Phase Space González, Diego; Davis, Sergio Article AIP Conference Proceedings (2016)
Melting curve of SiO2 at multimegabar pressures: implications for gas giants and super-Earths. González-Cataldo, Felipe; Davis, Sergio; Gutiérrez, Gonzalo Article Scientific Reports (2016)
Temperature estimators in computer simulation Jara, Csar; Gonzlez-Cataldo, Felipe; Davis, Sergio; Gutirrez, Gonzalo Article SCOPUS INTERNATIONAL CONFERENCE PHYSICS OF NEUTRON STARS: 50 YEARS AFTER, 2017 (2016)
The Maximum Caliber principle applied to continuous systems González, Diego; Davis, Sergio Article Journal of Physics: Conference Series (2016)
Z method calculations to determine the melting curve of silica at high pressures Gonzlez-Cataldo, F.; Davis, S; Gutirrez, G. Article SCOPUS INTERNATIONAL CONFERENCE PHYSICS OF NEUTRON STARS: 50 YEARS AFTER, 2017 (2016)
A GPU enhanced approach to identify atomic vacancies in solid materials Peralta, J; Loyola, C; Davis, S Article ISI SCOPUS Computer Physics Communications (2015)
Hamiltonian formalism and path entropy maximization Davis, S; González D Article ISI SCOPUS Journal of Physics A: Mathematical and Theoretical (2015)
Statistical distribution of thermal vacancies close to the melting point Davis, S; Peralta, J Article ISI SCOPUS PHYSICA B-CONDENSED MATTER (2015)
A maximum entropy model for opinions in social groups Davis, Sergio; Navarrete, Yasmín; Gutierrez, Gonzalo Article ISI SCOPUS EUROPEAN PHYSICAL JOURNAL B (2014)
Fitting of interatomic potentials without forces: A parallel particle swarm optimization algorithm González D; Davis, S Article ISI SCOPUS COMPUTER PHYSICS COMMUNICATIONS (2014)
Newtonian Dynamics from the Principle of Maximum Caliber González, Diego; Davis, Sergio; Gutierrez, Gonzalo Article ISI SCOPUS FOUNDATIONS OF PHYSICS (2014)
Bayesian inference as a tool for analysis of first-principles calculations of complex materials: an application to the melting point of Ti2GaN Davis, S; Gutierrez G. Article ISI SCOPUS Modelling and Simulation in Materials Science and Engineering (2013)
Hypervelocity impact of copper nano-projectiles on copper Amigo, N; Loyola, C; Davis, S; Gutierrez G. Article ISI SCOPUS Computational Materials Science (2013)
Conjugate variables in continuous maximum-entropy inference Davis, S; Gutierrez G. Article ISI SCOPUS Physical Review E - Statistical, Nonlinear, and Soft Matter Physics (2012)
Calculation of microcanonical entropy differences from configurational averages Davis, S Article ISI SCOPUS Physical Review E - Statistical, Nonlinear, and Soft Matter Physics (2011)
Model for diffusion at the microcanonical superheating limit from atomistic computer simulations Davis, S; Belonoshko, AB; Johansson, B; Rosengren, A Article ISI SCOPUS Physical Review B - Condensed Matter and Materials Physics (2011)
Structural, elastic, vibrational and electronic properties of amorphous Al 2O 3 from ab initio calculations Davis, S; Gutierrez G. Article Journal of Physics: Condensed Matter (2011)
Structural, elastic, vibrational and electronic properties of amorphous Al2O3 from ab initio calculations Davis, S; Gutierrez G. Article ISI SCOPUS Journal of Physics Condensed Matter (2011)
Computer simulation study of amorphous compounds: structural and vibrational properties Gutierrez G.; Menendez-Proupin, E; Loyola, C; Peralta, J; Davis, S Article ISI SCOPUS Journal of Materials Science (2010)
Las Palmeras Molecular Dynamics: A flexible and modular molecular dynamics code Davis, S; Loyola, C; González F; Peralta, J Article ISI SCOPUS Computer Physics Communications (2010)
Molecular dynamics simulation of zirconia melting Davis Sergio, Belonoshko Anatoly, Rosengren Anders, van Duin Adri, Johansson Börje Article Central European Journal of Physics (2010)
Onset of failure in argon by the effect of a shockwave: A molecular dynamics study Loyola, C; Davis, S; Peralta, J; Gutierrez G. Article ISI SCOPUS COMPUTATIONAL MATERIALS SCIENCE (2010)
SearchFill: A stochastic optimization code for detecting atomic vacancies in crystalline and non-crystalline systems Davis Sergio M., Belonoshko Anatoly B., Johansson Börje Article Computer Physics Communications (2010)
Molecular dynamics simulation of zirconia melting Davis, Sergio; Belonoshko, Anatoly; Rosengren, Anders; Van Duin, Adri C. T. Article CENTRAL EUROPEAN JOURNAL OF PHYSICS (2009)
High-pressure melting curve of hydrogen Davis Sergio M., Belonoshko Anatoly B., Johansson Börje, Skorodumova Natalia V., van Duin Adri C. T. Article Journal of Chemical Physics (2008)
High-pressure melting curve of hydrogen Davis, Sergio; Belonoshko, Anatoly; Skorodumova, Natalia; Van Duin, Adri C. T. Article JOURNAL OF CHEMICAL PHYSICS (2008)
Origin of the Low Rigidity of the Earth's Inner Core Belonoshko, Anatoly; Skorodumova, Natalia; Davis, Sergio; Osiptsov, Alexander; Rosengren, Anders Article SCIENCE (2007)
Origin of the Low Rigidity of the Earth's Inner Core Belonoshko Anatoly B., Skorodumova Natalia V., Davis Sergio, Osiptsov Alexander N., Rosengren Anders, Johansson Börje Article Science (2007)
Properties of the fcc Lennard-Jones crystal model at the limit of superheating Belonoshko A. B., Davis S., Skorodumova N. V., Lundow P. H., Rosengren A., Johansson B. Article Physical Review B (2007)
Properties of the fcc Lennard-Jones crystal model at the limit of superheating Belonoshko, Anatoly; Davis, Sergio; Skorodumova, Natalia; Lundow, Per; Rosengren, Anders Article PHYSICAL REVIEW B (2007)
Solitonic elliptical solutions in the classical XY-model Ferrer R.; Rogan, J.; Davis, S; Gutierrez G. Article ISI SCOPUS PHYSICA B-CONDENSED MATTER (2006)
Xenon melting: Density functional theory versus diamond anvil cell experiments Belonoshko, Anatoly; Davis, Sergio; Rosengren, Anders; Ahuja, Rajeev; Simak, S. I.; Burakovsky, Leonid; Preston, D. L. Article PHYSICAL REVIEW B (2006)
Xenon melting: Density functional theory versus diamond anvil cell experiments Belonoshko A. B., Davis S., Rosengren A., Ahuja R., Johansson B., Simak S. I., Burakovsky L., Preston D. L. Article Physical Review B (2006)
Dynamic properties of a classical anisotropic Heisenberg chain under external magnetic field Davis, S; Gutierrez G. Article ISI SCOPUS PHYSICA B-CONDENSED MATTER (2005)


Estimation of Tsallis' q-index in Non-extensive Systems Davis, S; Gutierrez G. ConferencePaper ISI SCOPUS AIP Conference Proceedings (2013)
Maximum entropy reconstruction of the configurational density of states from microcanonical simulations Davis, S ConferencePaper ISI SCOPUS Journal of Physics: Conference Series (2013)


Plasma Physics and Pulsed Power for Energy and Life=> Effects and Applications in Living Matter and Materials PIA (ACT-172101) Proyecto 2018-2020 Investigador(a)
Maximum Entropy and Maximum Caliber Principles in Computational Statistical Mechanics=> From Fundamentals to Applications FONDECYT (1171127) Proyecto 2017-2020 Coinvestigador(a)
FIRST-ORDER PHASE TRANSITIONS AND METASTABLE STATES FROM THE POINT OF VIEW OF COMPUTATIONAL STATISTICAL MECHANICS FONDECYT (1140514) Proyecto 2014-2018 Inv. Responsable
STUDY OF MELTING OF SOLIDS USING ATOMISTIC COMPUTER SIMULATION TECHNIQUES FONDECYT (3110017) Proyecto 2010-2012 Inv. Responsable