Man

Rodrigo Antonio Soto Bertran

Full professor

DEPARTAMENTO DE FISICA, FCFM, UNIVERSIDAD DE CHILE

Santiago, Chile

Líneas de Investigación


Kinetic theory Statistical mechanics Computational physics Fluid dynamics and granular fluids Active matter

Educación

  •  Licenciado en Ciencias mencion Fisica, Universidad de Chile. Chile, 1994
  •  Doctor en Ciencias mencion Fisica, Universidad de Chile. Chile, 1998

Experiencia Académica

  •   Full professor Full Time

    UNIVERSIDAD DE CHILE

    Facultad de Ciencias Fisicas y Matematicas

    Santiago, Chile

    2001 - At present

  •   Postdoc Other

    Centre Europeen de Calcul Atomique el Moleculaire (CECAM-ENS Lyon)

    Lyon, Francia

    1998 - 2001

  •   Visiting professor Other

    Universidad Complutense

    Madrid, España

    2005 - 2006

  •   Visiting professor Other

    University of Oxford

    Oxford, Reino Unido

    2012 - 2013

Formación de Capital Humano


PhD thesis
• Alejandra Alvarez, PhD in Physics, 2005. Title “Particle dynamics in a confined fluid”
• Francisca Guzman, PhD in Fluiddynamics, 2012. Title “Difusión en suspensiones activas y pasivas”
• Eduardo Rojas, PhD in Fluiddynamics, 2015. Title “Reología de medios granuales densos con dependencia temporal”
• Gabriel Ramos, PhD in Physics, 2020. Title: “Confined bacterial suspensions”
• Cristián Villalobos, PhD in Physics, in progress. Title: “Fluctuations in confined bacterial suspensions”
• Fernanda Perez, PhD in Physics, in progress. Title: “Non-polarized epithelial tissues"

Master thesis in physics
• Marcos Sotomayor, 2002. Title “Estudios Numéricos de Transiciones Solido-Liquido”
• Francisco Mena, 2008. Title “Sedimentiation an fluctuations in a confined suspension”
• J. Sebastián González, 2008. Title “Efficient algorithm to simulate dense granular flows”
• Jocelyn Dunstan, 2010. Title “Modelo hidrodinámico de bacterias interactuando con superficies y partículas micrométricas”
• Nicolás Rivas, 2012. Title “Segregación en una superficie granular vibrada”
• Cesar Parra, 2013. Title “Fuerzas de Casimir en suspensiones bacterianas”
• Marcelo Guzman, 2018. Title “Rheology of dense bacterial suspensions”
• Susana Marquez, 2018. Title “Physical models of cell migration with non-polarized morphology”
• Leonardo Leiva, in progress. Title “Phase transitions in discrete models of active matter"

Engineering thesis
• Lissette Cabrera, 2012. Computer science "Visualizador de Sistemas de Partículas en 2D y 3D". Co-directed with Nancy Hitschfeld
• Yonathan Nowogrodski, 2004. Material science "Estudio Numérico de Dislocaciones en Cobre"

Internships
Several students at different levels of formation (BSc, MSc and PhD) from Universidad de Chile, University of Chicago (USE), Universite Pierre et Marie Curie-Paris (France), Polytech Clermont-Ferrand (France) and Ecole Superieure de Physique et Chimie Industrielles de la Ville de Paris (France).

Invited professor in
• 2014 PASI School on the “Frontiers in Particulate Media: From Fundamentals to Applications”, La Plata, Argentina. "Kinetic theory and granular hydrodynamics"
• 2014 Invited teacher at the MSc program at Universidad del Bio-Bio, Concepción, Chile "Teoría de Campos Fluctuantes"
• 2012 PASI School on the “Frontiers in Casimir Physics”, Ushuaia, Argentina. "Fluctuation thermally-induced forces"
• 2007 Minicurse in the SCAT Workshop, Universidad Técnica Federico Santa María, Valparaíso, Chile. "Simulaciones dinámica molecular de fluidos granulares"
• 2005 Invited teacher at the Master II program in Ecole Normale Superieure de Lyon, Lyon, France. "Dynamique de Sistemes Granulaires"
• 2005 Invited teacher, Universidad Complutense de Madrid, Madrid, Spain. "Sistemas fuera del equilibrio"


Difusión y Transferencia


Encargado de divulgación en Núcleo Milenio Física de la Materia Activa, donde realizamos cápsulas de divulgación, charlas a público general y los Diálogos Científicos.


Premios y Distinciones

  •   Best doctoral thesis

    ACADEMIA CHILENA DE CIENCIAS

    Chile, 1998

    Prize for the best doctoral thesis in science in 1998 by the Chilean Academy of Sciences


 

Article (83)

3D Spatial Exploration by E. coli Echoes Motor Temporal Variability
Bacteria driving droplets
E. coli "super-contaminates" narrow ducts fostered by broad run-time distribution
Run-and-tumble bacteria slowly approaching the diffusive regime
Case study: Discrete element modeling of wear in mining hoppers
Cell migration driven by substrate deformation gradients
Directed assembly of active colloidal molecules
Hyperuniform states generated by a critical friction field
Magnetotactic bacteria in a droplet self-assemble into a rotary motor
Nonideal rheology of semidilute bacterial suspensions
Swimming bacteria in Poiseuille flow: The quest for active Bretherton-Jeffery trajectories
Active colloidal chains with cilia- and flagella-like motion
Active colloidal chains with cilia-and flagella-like motion
Critical phenomena in quasi-two-dimensional vibrated granular systems
Critical phenomena in quasi-two-dimensional vibrated granular systems
Effective two-dimensional model for granular matter with phase separation
Enskog kinetic theory for a model of a confined quasi-two-dimensional granular fluid
GPU parallel simulation algorithm of Brownian particles with excluded volume using Delaunay triangulations
Heat transfer enhancement strategies in a swirl flow minichannel heat sink based on hydrodynamic receptivity
Stability and receptivity of boundary layers in a swirl flow channel
Universality of active wetting transitions
Wetting Transitions Displayed by Persistent Active Particles
Wetting transitions displayed by persistent active particles
Coarsening and clustering in run-and-tumble dynamics with short-range exclusion
Thermal design exploration of a swirl flow microchannel heat sink for high heat flux applications based on numerical simulations
Effect of the vibration profile on shallow granular systems
Relaxation processes after instantaneous shear-rate reversal in a dense granular flow
Self-assembly of active colloidal molecules with dynamic function
Universality and criticality of a second-order granular solid-liquid-like phase transition
Casimir effect in swimmer suspensions
Dynamics of a first-order transition to an absorbing state
Run-and-tumble dynamics in a crowded environment: Persistent exclusion process for swimmers
Run-and-tumble in a crowded environment: persistent exclusion process for swimmers
Self-Assembly of Catalytically Active Colloidal Molecules: Tailoring Activity Through Surface Chemistry
Shear viscosity of a model for confined granular media
Active temperature and velocity correlations produced by a swimmer suspension
Capillarylike fluctuations of a solid-liquid interface in a noncohesive granular system
Hydrodynamic modes in a confined granular fluid
Induced diffusion of tracers in a bacterial suspension: theory and experiments
Subdiffusive behavior of a dilute non-Brownian suspension under shear
A two-sphere model for bacteria swimming near solid surfaces
Characterization of the energy bursts in vibrated shallow granular systems
Fluctuations and Criticality of a Granular Solid-Liquid-Like Phase Transition
Stochastic resonance on the transverse displacement of swimmers in an oscillatory shear flow
Characterization of the melting transition in two dimensions at vanishing external pressure using molecular dynamics simulations
Dynamical approach to the Casimir effect
Energy bursts in vibrated shallow granular systems
Enhanced Diffusion due to Active Swimmers at a Solid Surface
Segregation in quasi-two-dimensional granular systems
Stochastic quantization and Casimir forces
Sudden Chain Energy Transfer Events in Vibrated Granular Media
Competition of Brazil nut effect, buoyancy, and inelasticity induced segregation in a granular mixture
Extended event driven molecular dynamics for simulating dense granular matter
Rise of a Brazil nut: A transition line
Segregation induced by inelasticity in a vibrofluidized granular mixture
Violation of the action-reaction principle and self-forces induced by nonequilibrium fluctuations
Casimir forces in granular and other non equilibrium systems
Generalized Casimir forces in nonequilibrium systems
Ring approximation at equilibrium: The hard sphere pair correlation function
Approach to a non-equilibrium steady state
Confined suspension jet and long-range hydrodynamic interactions: A destabilization scenario
Fluctuation-induced Casimir forces in granular fluids
Hydrodynamic boundary condition in vibrofluidized granular systems
Dynamics of a suspension confined in a thin cell
Free surface instability in a confined suspension jet
Friction and convection in a vertically vibrated granular system
Steady quasi-homogeneous granular gas state
Granular systems on a vibrating wall: The kinetic boundary condition
van der Waals normal form for a one-dimensional hydrodynamic model
Granular systems on a vibrating wall: the hydrodynamic boundary condition
Temperature inversion in granular fluids under gravity
Van der Waals - Like transition in fluidized granular matter
Van der Waals-like transition in fluidized granular matter
Precollisional velocity correlations in a hard-disk fluid with dissipative collisions
Statistical mechanics of fluidized granular media: short range velocity correlations
Hydrodynamic theory for granular gases
Nonlinear analysis of the shearing instability in granular gases
Cluster birth-death processes in a vapor at equilibrium
Departure from Fourier's Law for Fluidized Granular Media
Cluster velocity distributions in a vapor at equilibrium
Kinetic effects in a non-ideal gas of clusters
Nonideal gas of clusters at equilibrium
FREE THERMAL-CONVECTION DRIVEN BY NONLOCAL EFFECTS

ConferencePaper (3)

Energy bursts in vibrated shallow granular systems
Brazil nut effect: Influence of friction and jamming on the transition line
van der Waals-like transition in fluidized granular matter: hydrodynamic description

Proyecto (15)

DISCRETE MODELS OF ACTIVE MATTER
Active fluids in confined environments
Nucleo Milenio Fisica de la Materia Activa
Non-equilibrium phenomena in active particulate systems
DYNAMICS OF CONFINED GRANULAR FLUIDS
Ecos=> Transport in active suspensions and dense granular matter
Dynamics of disordered and heterogeneous media
Fluctuations in non-perturbative out of equilibrium particulate systems
Hydrodynamics of Passive and Active Suspensions in a Confined Geometry
COLLECTIVE DESCRIPTION OF GRANULAR FLUIDS
FLUCTUATIONS AND NON-EQUILIBRIUM SUSPENSIONS.
SCAT, Scientific Computing Advance Training
CIMAT=> Center for Advanced Interdisciplinary Research in Materials Sciences
CONTINUUM DESCRIPTION OF FLUIDS UNDER EXTREME NON-EQUILIBRIUM CONDITIONS.
STATISTICAL MECHANICS OF GRANULAR FLUIDS
84
Rodrigo Soto

Full professor

Physics

DEPARTAMENTO DE FISICA, FCFM, UNIVERSIDAD DE CHILE

Santiago, Chile

20
Dino Risso

Professor

Department of Physics

UNIVERSIDAD DEL BIO-BIO

Concepción, Chile

13
Aliro Cordero

Full professor

FCFM, Universidad de Chile

Santiago, Chile

6
Nicolás Mujica

Full professor

DEPARTAMENTO DE FISICA, FCFM, UNIVERSIDAD DE CHILE

Santiago, Chile

4
Nestor Sepulveda

Investigador

Física

Universidad de Chile

Santiago, Chile

3
Marcel Clerc

Full professor

Department of Physics

Universidad de Chile

Santiago, Chile

3
Benjamín Herrmann

Profesor Asistente

Departamento de Ingeniería Mecánica

Universidad de Chile

Santiago, Chile

3
Jocelyn Dunstan

Profesora Asistente

Ciencia de la Computación

Pontificia Universidad Católica de Chile

Santiago, Chile

3
Gustavo Castillo

Coinvestigador

Université Paris Diderot - Laboratoire Matière et Systèmes Complexes (MSC)

París, Francia

2
Williams Calderón

Profesor Asociado

Ingeniería Mecánica

UNIVERSIDAD DE CHILE, FACULTAD DE CIENCIAS FISICAS Y MATEMATICAS, DEPARTAMENTO DE INGENIERIA MECANICA

Santiago, Chile

2
Maria Cordero

Profesora asistente

Departamento de Física

UNIVERSIDAD DE CHILE

Santiago, Chile

1
German Reig

Investigador Principal

Centro integrativo de Biología y Química Aplicada

Universidad Bernardo O'Higgins

Santiago, Chile

1
Cristobal Navarro

PROFESSOR

INFORMATICA

UNIVERSIDAD AUSTRAL DE CHILE

VALDIVIA, Chile

1
Simon Poblete

Profesor Asistente

Facultad de Ingeniería, Arquitectura y Diseño

Universidad San Sebastián

Santiago, Chile

1
Alvaro Valencia

academico jornada completa

mecanica

UNIVERSIDAD DE CHILE DEPTO.DE ING. MECANICA

Santiago, Chile

1
Nancy Hitschfeld

Full Professor

Computer Science

UNIVERSIDAD DE CHILE , DEPTO CIENCIAS COMPUTACION

Santiago, Chile

1
Francisco Carter

Investigador

ALGES

Santiago, Chile

1
Ricardo Soto

Director

Escuela de Ingeniería Informática - PUCV

Valparaiso, Chile

1
Miguel Concha

Full Professor

Anatomy and Developmental Biology

UNIVERSIDAD DE CHILE

Santiago, Chile

1
Eduardo Rojas

Profesor asistente

Ingeniería Mecánica

Universidad de Antofagasta

Antofagasta, Chile

1
Andrea Villa

Postdoctorante

Departamento de Física

Universidad de Chile

Santiago, Chile

1
Pablo Souza

Postdoctoral Researcher

Física

U. de Chile, Millennium Nucleus Physics of Active Matter

Santiago, Chile

1
Fernando Lund

Profesor Titular

Physics

UNIVERSIDAD DE CHILE

Santiago, Chile

1
Victor Vergara

ACADEMICO

INGENIERÍA MECANICA

UNIVERSIDAD DE ANTOFAGASTA

ANTOFAGASTA, Chile