Staff Members
Click on a name for more information.
Research Areas
Statistical Physics
Nonlinear Dynamics
Random Processes
Research Interests
Granular Matter
Nonequilibrium Dynamics
Transport Processes
Complex networks
Mathematical Biology
Education
B.S., Physics and Mathematics, Hebrew University, Jerusalem, Israel, 1990
Ph.D., Physics, Boston University, 1994
Employment History
Postdoctoral Fellow, University of Chicago, 1994-1996
Postdoctoral Fellow, Los Alamos National Laboratory,
1996-1998
Staff Member, Complex Systems Group, 1998-2006
Group Leader, Complex Systems Group, 2006-present
Selected Publications
Stationary States and Energy Cascades in Inelastic
Gases,
E. Ben-Naim and J. Machta
Phys. Rev. Lett. 94, 138001 (2005)
Bifurcations and Patterns in Compromise Processes,
E. Ben-Naim, P.L. Krapivsky, and S. Redner
Physica D 183, 190 (2003)
The Inelastic Maxwell Model,
E. Ben-Naim and P.L. Krapivsky,
Lecture Notes in Physics 624, 65 (2003
Knots and Random Walks in Vibrated Granular Chains,
E. Ben-Naim, Z.A. Daya, P. Vorobieff, and R.E. Ecke
Phys. Rev. Lett. 86, 1414 (2001).
Shock Like Dynamics of Inelastic Gases,
E. Ben-Naim, S.Y. Chen, G. D. Doolen, and S. Redner
Phys. Rev. Lett. 83, 4069 (1999).
Research areas
Nonlinear Dynamics
Quantum Physics
Quantum Optics
Probability Theory
Data Mining and Knowledge Discovery
Research interests
Quantum Computation
Quantum Measurement
Nano-devices
Optical Communication
Pattern Detection in Databases
Education
Department of Physics, Novosibirsk State University (NSU), Siberian Academgorodok,
1965-1970;
Department of Physics, Novosibirsk State University (NSU), Siberian Academgorodok,
Post-Graduate Student, 1970-1973.
BS in Physics, Novosibirsk State University (NSU), Siberian Academgorodok,
1970.
PhD in Physics (first), Kirensky Institute of Physics, Krasnoyarsk, Academgorodok, Russia,
1974.
PhD (second), Institute of General Physics, Moscow, Russia, 1989.
Employment history
Junior Scientist, Kirensky Institute of Physics, Russia, 1974-1979.
Senior Scientist, Kirensky Institute of Physics, Russia, 1979-1986.
Department Head, Department of the Theory of Nonlinear Processes, Russia,
1986-1994.
Technical Staff Member, Complex Systems Group, 1994-2002.
Deputy Group Leader, Complex Systems Group, 2002-present.
Selected publications
Crossover-time in quantum boson and spin systems,
Lecture Notes in Physics,
G.P. Berman, E.N. Bulgakov, D.D. Holm, Springer-Verlag, 1994.
Introduction to quantum computers,
G.P. Berman, G.D. Doolen, R. Mainieri, V.I. Tsifrinovich,
World Scientific Publishing, 1998.
Quantum chaos: A harmonic oscillator in a monochromatic
wave,
D.I. Kamenev, G.P. Berman, Rinton Press, 2001.
Modern Physics and Technology for Undergraduates,
L. Folan, V.I. Tsifrinovich, G.P. Berman,
World Scientific Publishing, 2003.
Introduction for Quantum Neural Technologies,
A.A. Ezhov, G.P. Berman,
Rinton Press, 2003.
Perturbation Theory for Solid-State Quantum Computation
with Many Quantum Bits,
G.P. Berman, D.I. Kamenev, V.I. Tsifrinovich,
Rinton Press, 2005.
Magnetic Resonance Force Microscopy and a Single Spin
Measurement,
G.P. Berman, F. Borgonovi, V.N. Gorshkov, V.I. Tsifrinovich,
World Scientific Publishing, 2006.
Research Areas
Statistical Physics
Nonlinear Dynamics
Fluid Mechanics
Information Theory
Research Interests
Statistical Hydrodynamics
Turbulence
Information Theory
Optical Communications
Macromolecules
Education
M.Sc. in Physics, Novosibirsk State University, Russia, 1990
Ph.D. in Physics, Weizmann Institute of Science, Israel, 1996
Employment history
Junior Researcher, Budker Institute, Novosibirsk, 1990-1992
Research Assistant, Weizmann Institute of Science, Israel, 1993-1996
Dicke Postdoctoral Fellow, Department of Physics, Princeton University, 1996-1999
J.R. Oppenheimer Postdoctoral Fellow, Los Alamos National Laboratory, 1999-2001
Staff Member, Complex Systems group, Los Alamos National Laboratory, 2002-present
Recent publications
Error correction on a tree: An instanton approach
M. Chertkov, V. Chernyak, M. Stepanov, B. Vasic
Phys. Rev. Lett. 93, 198702 (2004).
Phenomenology of Rayleigh-Taylor Turbulence
M. Chertkov
Phys. Rev. Lett. 91, 115001 (2003).
Probability of anomalously large Bit-Error-Rate in long haul optical transmission
M. Chertkov, V. Chernyak, I. Kolokolov, V. Lebedev
Phys. Rev. E 68, 066619 (2003).
Shedding and interaction of solitons in weakly disordered optical fibers
M. Chertkov, Y. Chung, A. Dyachenko, I. Gabitov, I. Kolokolov, V. Lebedev
Phys. Rev. E 67, 036615 (2003)
Boundary effects on chaotic advection-diffusion chemical reactions
M. Chertkov, V. Lebedev
Phys. Rev. Lett. 90, 134501 (2003).
Decay of scalar turbulence revisited
M. Chertkov, V. Lebedev
Phys. Rev. Lett. 90, 034501 (2003)
Research areas
Quantum Information
Quantum Optics
Nanoscience
Research interests.
Decoherence, quantum-classical transition, open quantum systems
Physical implementations of quantum information processing
Ion traps, Casimir Forces, Cold atomic gases
Physics of quantum simulations
Dynamics and control of quantum systems
Quantum vacuum effects
Education
Licenciatura en Fisica, Buenos Aires University, Argentina, 1993.
Ph.D., in Physics, Buenos Aires University, Argentina, 1998.
Employment history
Postdoctoral Fellow, Theoretical Division, Los Alamos National Laboratory,
1999-2001
Technical Staff Member, Theoretical Division, Los Alamos National Laboratory,
2002-present
Selected publications
Sub-Planck structures and Heisenberg-limited measurements,
F. Toscano, D.A.R. Dalvit, L. Davidovich and W.H. Zurek
Phys. Rev. A 73, 023803 (2006)
Decoherence and the Loschmidt Echo,
F.M. Cucchietti, D.A.R. Dalvit, J.P. Paz and W.H. Zurek
Phys. Rev. Lett. 91, 210403 (2003)
Decoherence in Bose- Einstein condensates: towards better and bigger Schroedinger
cats,
D.A.R. Dalvit, J. Dziarmaga and W.H. Zurek
Phys. Rev. A 62, 013607 (2000)
Decoherence via the dynamical Casimir effect,
D.A.R. Dalvit and P.A. Maia Neto
Phys. Rev. Lett. 84, 798 (2000)
Problems on Statistical Mechanics,
D.A.R. Dalvit, J. Frastai and I. Lawrie
Graduate Student Series in Physics, Institute of Physics Publishing (1999)
Research Areas
Condensed Matter Physics
Nonequilibrium Statistical Physics
Soft Matter Physics
Research Interests
Correlated Electron Systems
Topological Order
Quantum Information
Network Dynamics
Fractal Growth
Granular Matter
Vortex Dynamics
Education
BS, in Mathematics and Physics, Yale University, 1994.
PhD in Physics, Massachusetts Institute of Technology, 1997.
Employment History
R. H. Dicke Postdoctoral Fellow, Princeton University, 1997-2000
Feynman postdoctoral Fellow, Los Alamos National
Laboratory, 2000-2003.
Technical Staff Member, Complex Systems Group, 2003-present
Selected Publications
Lieb-Schultz-Mattis in Higher Dimensions,
Phys. Rev. B 69, 104431 (2004).
M. B. Hastings,
Do Vortices Entangle?,
C. J. Olson Reichhardt and M. B. Hastings
Phys. Rev. Lett. 92, 157002 (2004).
An epsilon-expansion for Small-World Networks,
M. B. Hastings
Eur. Phys. Jour. B, 42, 297 (2004).
Mean-Field and Anomalous Behavior on a Small-World Network
M. B. Hastings
Phys. Rev. Lett., 91, 098701 (2003).
Laplacian Growth as One-dimensional Turbulence
M. B. Hastings and L. S. Levitov
Physica D 116, 244 (1998).
Research areas
Statistical Physics
Chemical Physics
Thermodynamics
Biophysics
Computational Chemistry
Research interests
Nonequilibrium statistical mechanics of microscopic systems
Free energy transduction in biochemical cycles
Molecular motors
Numerical estimation of thermodynamic properties of complex systems
Education
A.B., in Physics, Princeton University, 1987.
Ph.D., in Physics, UC Berkeley, 1994.
Employment history
Postdoctoral Research Associate, University of Washington, Seattle, 1994-1996
Postdoctoral Fellow, Los Alamos National Laboratory,
1996-1999
Technical Staff Member, Complex Systems Group, 1999-present
Selected publications
Nonequilibrium equality for free energy differences,
C. Jarzynski
Phys. Rev. Lett. 78, 2690 (1997)
Equilibrium free energy differences from nonequilibrium
measurements: a master equation approach
C. Jarzynski,
Phys. Rev. E 56, 2254 (1997)
Feynman's ratchet and pawl: an exactly solvable model,
C. Jarzynski and O. Mazonka
Phys. Rev. E 59, 6448 (1999)
Targeted free energy perturbation,
C. Jarzynski,
Phys. Rev. E 65, 046122 (2002)
Experimental test of Hatano and Sasa's nonequilibrium
steady-state equality,
E.H. Trepagnier, C. Jarzynski, F. Ritort, G.E. Crooks, C.J. Bustamante, and
J. Liphardt,
Proc. Natl. Acad. Sci. (USA) 101, 15038 (2004)
Research areas
Computational Biology
Computational Physics
Epidemiology
Genomics
Relativity
Research interests
Influenza modeling
Protein interactions
Neural networks
Quantum field theory
Education
BA, in Physics, University of Virginia, 1973
PhD, in Physics, Cambridge University, England, 1978
Employment history
Postdoctoral Fellow, Cambridge University, England, 1978
Member, Institute for Advanced Studies, Princeton, 1979-1981
Group Leader, Complex Systems Group, 1991-1994
External faculty, Santa Fe Institute, 1981-present
Technical Staff Member, Los Alamos National Laboratory, 1981-present
Selected publications
Timing the ancestor of the HIV-1 pandemic strains
B. Korber, M. Muldoon, J. Theiler, F. Gao, R. Gupta, A. Lapedes, B.H. Hahn,
S. Wolinsky, T. Bhattacharya
Science 288, 1789 (2000).
Probabilistic code for DNA recognition by proteins of the EGR family,
P.V. Benos, A.S. Lapedes, G.D. Stormo
J. Mol. Bio 323, 701 (2002).
Predicting protein secondary structure using neural
net and statistical methods,
P. Stolorz, A. Lapedes, Y. Xia
J. Mol. Bio. 225, 363 (1992).
A self-optimizing, nonsymmetrical neural net for content
addressable memory and pattern-recognition,
A. Lapedes, R. Farber
Physica D 22, 247 (1986).
Bogoliubov transformations, propagators, and the Hawking effect
A.S. Lapedes,
J. Math. Phys. 19, 2289 (1978).
Research areas
Fluid Mechanics
Solid Mechanics
Applied Mathematics
Mathematical Physics
Research interests
Shock waves
Nonlinear Waves
Elasticity & Plasticity
Fluid Instabilities
Multiphase Flows
Education
BS, in Physics and Mathematics, University of Dayton, 1975
MA, in Physics, Princeton University, 1977
PhD, in Physics, Princeton University, 1988
Employment history
Postdoctoral research associate, Rockefeller University,
1980-1982
Associate research scientist, New York University, 1982-1984
Assistant Professor, University of Wisconsin-Madison, 1984-1989
Associate Professor, University of Wisconsin-Madison, 1989-1990
Associate Professor, State University of New York, Stony Brook, 1989-1994
Professor, State University of New York, Stony Brook, 1994-present
Staff Member, Complex Systems Group, 2002-present
Selected publications
Linearized analysis of Richtmyer-Meshkov flow for elastic materials,
J.N. Plohr and B.J. Plohr,
Jour. of Fluid. Mech. 537, 55 (2005)
Organizing center for wave bifurcation in multiphase flow models,
D. Marchesin, B.J. Plohr, D. Schecter,
SIAM Jour. App. Math. 57, 1189 (1997)
A Conservative Formulation for Plasticity,
B.J. Plohr and D.H. Sharp,
Adv. in App. Math. 13, 462 (1992)
Dynamics of shear flow of a non-Newtonian fluid,
D.S. Malkus, J.A. Nohel, B.J. Plohr,
Jour. of Comp. Phys. 87, 464-87 (1990)
The Riemann problem for fluid flow of real materials,
R. Menikoff, and B.J. Plohr
Rev. of Mod. Phys. 61, 75 (1989)
Research areas
Soft Matter Physics
Condensed Matter Physics
Materials Science
Nonequilibrium Dynamics
Research interests
Colloidal Matter
Granular Matter
Glass Transition
Melting
Dynamic Phase Transitions
Stochastic Transport
Vortices in Superconductors
Quanum Dots
Metal-Insulator Transitions
Education
B.S., Physics and Mathematics, University of California Irvine, 1993.
Ph.D., Physics, 1998, University of Michigan, 1998
Employment history
Postdoctoral Associate, University of California Davis 1998-2000
Feynman Postdoctoral Fellow, Center for Nonlinear Studies, Los Alamos National
Laboratory , 2000-2003
Technical Staff Member, Complex Systems Group, 2003-present
Selected publications
Crossover from Intermittent to Continuum Dynamics for
Locally Driven Colloids,
C. Reichhardt and C.J. Olson Reichhardt
Phys. Rev. Lett 96, 028301 (2006).
Multiscaling at Point J: Jamming is a Critical Phenomenon,
J.A. Drocco, M.B. Hastings, C.J. Olson Reichhardt, and C. Reichhardt
Phys. Rev. Lett., 95, 088001 (2005).
Noise at the Crossover from Wigner Liquid to Wigner
Glass,
C. Reichhardt and C.J. Olson Reichhardt
Phys. Rev. Lett 93, 176405 (2004).
Charge Transport Transitions and Scaling in Disordered
Arrays of Metallic Dots,
C. Reichhardt and C.J. Olson Reichhardt
Phys. Rev. Lett., 90, 046802 (2003)
Rectification and Phase Locking for Particles on Two
Dimensional Periodic Substrates,
C. Reichhardt, C.J. Olson, and M.B. Hastings
Phys. Rev. Lett., 89, 024101 (2002).
Vortices Freeze like Window Glass" The Vortex Molasses Scenario,
C. Reichhardt, A. van Otterlo, and G.T. Zimanyi
Phys. Rev. Let., 84, 1994 (2000).
Research areas
Plasma Physics
Laser Plasma Interactions
Nonlinear Waves
Fluid Dynamics
Research interests
Inertial Confinement Fusion (ICF)
Onset of stimulated Raman backscatter in a speckled laser beam
Power limit on beam propagation due to self-focusing
Education
BS, City College of New Yor, 1968
PhD, in Physics, Harvard University, 1975
Employment
Postdoctoral research associate, National Center for Atmospheric research,
1975-1976
Postdoctoral research associate, Observatoire de Nice, Nice France,
1976-1977
Postdoctoral Research Fellow, Theoretical Division, Los Alamos National
Laboratory, 1977-1979
Staff member, Theoretical Division, Los Alamos National Laboratory
1979-present
Selected publications
Saturation of Backward Stimulated Scattering of Laser in Kinetic Regime: Wavefront Bowing, Trapped Particle Modulational Instability and Trapped Particle Self-focusing of Plasma Waves
L. Yin, B.J. Albright, K.J. Bowers, W. Daughton, H.A. Rose
Langmuir wave self-focusing versus decay instability,
Harvey A. Rose
Phys. Plasmas 12, 012318 (2005).
Different k D Regimes for Non-linear Effects on
Langmuir waves,
J.L. Kline, D.S. Montgomery, B.J. Albright, B. Bezzerides, J.A. Cobble,
E.S. Dodd,
D.F. DuBois, J. C. Fernandez, R.P. Johnson, J.M. Kindel, H.A.
Rose, L. Yin, H.X. Vu and W.S. Daughton,
Physics of Plasma (2006).
A self-consistent trapping model of driven electron plasma waves and
limits on stimulated Raman scatter,
Harvey A. Rose and David A. Russell,
Phys. Plasmas 8, 4784 (2001).
Observation of Stimulated Electron-Acoustic-Wave
Scattering,
D. S. Montgomery, R. J. Focia, H. A. Rose, D. A. Russell, J. A. Cobble,
J. C. Fernández, and R. P. Johnson,
Phys. Rev. Lett. 87, 155001 (2001).
Laser beam deflection by flow and nonlinear self-focusing,
H.A. Rose
Phys. Plasmas 3, 1709 (1996).
Laser hot spots and the breakdown of linear instability theory with
application to stimulated Brillouin scattering,
H. A. Rose and D. F. DuBois
Phys. Rev. Lett. 72, 2883 (1994).
Dependence of stimulated Brillouin scattering on focusing optic F
number in long scale-length plasmas,
R. G. Watt, J. Cobble, D. F. DuBois, J. C. Fernandez, Harvey A. Rose,
R. P. Drake, and Bruno S. Bauer,
Phys. Plasmas 3, 1091 (1996).
Statistical Dynamics of Classical Systems,
P.C. Martin, E.D. Siggia, and H.A. Rose,
Phys. Rev. A 8 423-37 (1973).
Research areas
Statistical Physics
Nonlinear Dynamics
Chaos
Fluid Mechanics
Probability Theory
Research interests
Complex Networks
Network Transport
Chaotic Advection
Protein Folding
Education
M.S. in Physics, Babes-Bolyai University, Cluj, Romania, 1992.
Ph.D. in Physics, Virginia Tech, 1997.
Employment history
Postdoctoral research associate,, University of Maryland at College Park,
1998-2000
Postdoctoral fellow, Los Alamos National Laboratory, 2000-2002.
Technical Staff Member, Complex Systems Group, Los Alamos National
Laboratory, 2002-present
Deputy Director, Center for Nonlinear Studies, Los Alamos National
Laboratory, 2004-present
Research areas
Statistics
Probability Theory
Mathematical Physics
Applied Mathematics
Research interests
Statistical modeling and inference
Foundations of statistics and probability
Statistical learning
Education
PhD, in physics, Princeton University, 1988
AB, in history, Stanford University, 1979
Employment history
Postdoctoral Research Fellow, Los Alamos National Laboratory, 1992-1995
Staff Member, Geoanalysis Group, Los Alamos National Laboratory, 1995-1996
Staff Member, Complex Systems Group, 1996-present
Selected publications
The Marginalization Paradox and the Formal Bayes' Law,
T. C. Wallstrom,
http://arxiv.org/abs/0708.1350v1 [math.ST]
Lecture: "MaxEnt2007: Tim Wallstrom on The Marginalization Paradox."
Available on Google Video.
Effective flux boundary conditions for upscaling porous media equations,
T.C. Wallstrom, M.A. Christie, L.J. Durlofsky, and D.H. Sharp,
Transport in Porous Media 46, 139 (2002)
A Stochastic Analysis of the Scale Up Problem for Flow in Porous Media,
J. Glimm, D. H. Sharp, and H. Kim, and T. C. Wallstrom
Computational and Applied Mathematics, 17, 67 (1998).
Stochastic Integrals: A Combinatorial Approach,
G.C. Rota and T.C. Wallstrom
Annals of Probability, 25, 1257 (1997).
On the inequivalence between the Schrodinger equation and the Madelung
hydrodynamic equations,
T.C. Wallstrom
Phys. Rev. A 49, 117 (1994).
