Postdocs
Research Areas
Statistical Physics
Computational Physics
Nonlinear Dynamics
Research Interests
Complex Networks
Synchronization in Computing Networks
Computational Epidemiology
Nonlinear Dynamical Systems, Fermi-Pasta-Ulam problem
Education
M.Sc., Physics, Middle East Technical University, 2001.
Ph.D., Physics, Rensselaer Polytechnic Institute, 2005.
Employment History
Postdoctoral Research Fellow, Los Alamos National Laboratory, 2005-
Selected Publications
Extreme Fluctuations in Small-World-Coupled Autonomous Systems with Relaxational
Dynamics
H. Guclu and G. Korniss
Fluctuation and Noise Letters 5, L43 (2005)
Modelling Disease Outbreaks in Realistic Urban Social Networks
S. Eubank, H. Guclu, V.S.A. Kumar, M. Marathe, A. Srinivasan, Z. Toroczkai
and N. Wang
Nature 429, 180 (2004)
Suppressing Roughness of Virtual Times in Parallel Discrete-Event Simulations
G. Korniss, M.A. Novotny, H. Guclu, Z. Toroczkai, P.A. Rikvold
Science 299, 677 (2003)
Research Areas
Atomic Physics
Condensed Matter Physics
Quantum Physics
Nonlinear Dynamics
Research Interests
Bose-Einstein condensates
Casimir forces
Self organized criticality
Education
B.Sc., Engineering Physics, Cornell University, 1999.
M.Eng., Environmental Geophysics, Cornell University, 1999.
Ph.D., Physics, Oxford University, 2003.
Employment History
Postdoctoral Research Fellow, Los Alamos National Laboratory, 2006-.
Postdoctoral Research Fellow, Ecole Normale Superieure, Paris, 2004-2006.
Selected Publications
Force on a moving point impurity due to quantum fluctuations
in a
Bose-Einstein condensate
D.C. Roberts
Phys. Rev. A 74, 013613
Casimir-like force arising from quantum fluctuations
in a slow-moving
dilute Bose-Einstein condensate
D.C. Roberts and Y. Pomeau
Phys. Rev. Lett. 90, 145303 (2005)
Probing states in Mott insulator regime
D.C. Roberts and K. Burnett
Phys. Rev. Lett. 150401 (2003)
Fractality and self-organized criticality of
wars
D.C. Roberts and D.L. Turcotte
Fractals 6, 351 (1998)
Research Areas
Computer Science
Information Theory
Discrete Mathematics
Graph Theory
Research Interests
Communication systems and theory
Belief propagation algorithms
Error correction coding theory
Computational complexity in relation to coding theory
Education
Ph.D., Communication Theory and Systems, University of California, San Diego,
2006.
M.E., Telecommunication Engineering, Indian Institute of Science, 2000.
B.Tech., Electronics and Communication Engineering), National Institute of
Technology, Calicut University, 1996.
Employment
Postdoctoral Research Associate, Los Alamos National Laboratory, 2006-
Professional Consultant, Synopsys Incorporated, 2000-2001.
VLSI Design and Characterization Engineer, Cypress Semiconductor Corporation,
1997-1998.
Selected Publications
On Algebraic Decoding of q-ary Reed-Muller and Product Reed-Solomon Codes
N. Santhi and M.Chertkov
On an Improvement over R'enyi's Equivocation Bound
N. Santhi and A.Vardy
Proceedings of the 44-th Annual Allerton Conference on Communication,
Control, and Computing, Monticello, USA, September 2006.
Minimum Distance of Codes and Branching Program Complexity
N. Santhi and A.Vardy
Proceedings of the International Symposium on Information Theory (ISIT),
Seattle, USA, July 2006.
On the effect of parity-check weights in iterative decoding
N. Santhi and A.Vardy
Proceedings of the International Symposium on Information Theory
(ISIT), Chicago, USA, July 2004.
Analog codes on graphs
N. Santhi and A.Vardy,
Proceedings of the International Symposium on Information Theory
(ISIT), Yokohama, Japan, July 2003.
Felipe Siquiera de Souza Da Rosa
Research Areas
Quantum Mechanics
Quantum field theory
Research Interests
Metamaterials and the Casimir effect
Van der Waals forces
Renormalization in quantum field theory
Education
B.Sc., physics, Universidade Federal do Rio de Janeiro, 2002.
Ph.D., physics, Universidade Federal do Rio de Janeiro, 2006.
Employment History
Temporary Professor, Universidade Federal do Rio de Janeiro, 2005.
Postdoctoral fellow, Universidade Federal Fluminense, 2007.
Selected Publications
Effective action in DSR1 quantum field theory
M.V. Cougo-Pinto, C.Farina, J.F.M. Mendes and F.S.S. Rosa,
J. Phys. A 39 (21) 6253 (2006).
Temperature inversion symmetry in the Casimir effect with an antiperiodic boundary condition
A.C. Aguiar Pinto, T.M. Britto, F. Pascoal and F.S.S. Rosa,
Phys. Rev. D 67 107701 (2003)
Casimir effect for a massive scalar field under mixed boundary conditions
A.C. Aguiar Pinto, T.M. Britto, R. Bunchaft, F. Pascoal and F.S.S. Rosa,
Braz. J. Phys. 33 860 (2003).
Personal Web Site | Contact
Research Areas
Statistical Physics
Condensed Matter Physics
Mathematical Physics
Nonlinear Dynamics
Research Interests
Strongly interacting electronic systems
Pattern formation
Transport in random media
Integrable systems
Education
Diploma de Licenta, Physics, Al. I. Cuza University, Iasi, Romania, 1996
M.Sc., Physics, West Virginia University, 1999
Ph.D., Physics, University of Chicago, 2004
Employment History
Postdoctoral Research associate, Columbia University, 2004-2006
Postdoctoral Research Fellow, Los Alamos National Laboratory, 2006-present
Selected Publications
Relaxation of nonlinear oscillations in BCS superconductivity
R. Teodorescu
J. Phys. A, in press (2006).
Generic critical points of normal matrix ensembles
R. Teodorescu,
J. Phys. A: Math. Gen. 39, 8921 (2006).
Unstable fingering patterns of Hele-Shaw flows as a dispersionless
limit of the Kortweg-de Vries hierarchy
R. Teodorescu, A. Zabrodin, P. Wiegmann
Phys. Rev. Lett. 95, 044502 (2005).
Semiclassical evolution of the spectral curve in the normal random
matrix ensemble as Whitham hierarchy
R. Teodorescu, E. Bettelheim, O. Agam, A. Zabrodin, P. Wiegmann,
Nucl.Phys. B700, 521 (2004).
Normal random matrix ensemble as a growth problem
R. Teodorescu, E. Bettelheim, O. Agam, A. Zabrodin, P. Wiegmann
Nucl.Phys. B704, 407 (2005)
