Search Results - "GURARIE, V"
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Critical transport in weakly disordered semiconductors and semimetals
Published in Physical review letters (24-04-2015)“…Motivated by Weyl semimetals and weakly doped semiconductors, we study transport in a weakly disordered semiconductor with a power-law quasiparticle dispersion…”
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2
Nonequilibrium dynamics of weakly and strongly paired superconductors
Published in Physical review letters (14-08-2009)“…We study small oscillations of the order parameter in weakly and strongly paired superconductors driven slightly out of equilibrium, in the collisionless…”
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3
Unconventional localization transition in high dimensions
Published in Physical review. B, Condensed matter and materials physics (28-01-2015)“…We study noninteracting systems with a power-law quasiparticle dispersion [xi] sub(k) [is proportional to] k super( alpha ) and a random short-range-correlated…”
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4
Resonantly paired fermionic superfluids
Published in Annals of physics (01-01-2007)“…We present a theory of a degenerate atomic Fermi gas, interacting through a narrow Feshbach resonance, whose position and therefore strength can be tuned…”
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5
Many body generalization of the Landau-Zener problem
Published in Physical review letters (15-02-2008)“…We formulate and approximately solve a specific many body generalization of the Landau-Zener problem. Unlike with the single particle Landau-Zener problem, our…”
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6
Two-orbital SU(N) magnetism with ultracold alkaline-earth atoms
Published in Nature physics (01-04-2010)“…Fermionic alkaline-earth atoms have unique properties that make them attractive candidates for the realization of atomic clocks and degenerate quantum gases…”
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7
Multifractality at non-Anderson disorder-driven transitions in Weyl semimetals and other systems
Published in Annals of physics (01-10-2016)“…Systems with the power-law quasiparticle dispersion ϵk∝kα exhibit non-Anderson disorder-driven transitions in dimensions d>2α, as exemplified by Weyl…”
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8
Quantum phase transitions across a p-wave feshbach resonance
Published in Physical review letters (17-06-2005)“…We study a single-species polarized Fermi gas tuned across a narrow p-wave Feshbach resonance. We show that in the course of a Bose-Einstein condensation…”
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9
Reentrant BCS-BEC crossover and a superfluid-insulator transition in optical lattices
Published in Physical review letters (14-12-2012)“…We study the thermodynamics of a two-species Feshbach-resonant atomic Fermi gas in a periodic potential, focusing in a deep optical potential where a tight…”
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10
Disorder-driven transition in a chain with power-law hopping
Published in Physical review. B, Condensed matter and materials physics (13-07-2015)“…We study a one-dimensional (1D) system with a power-law quasiparticle dispersion [is proportional to] |k| super() alpha sgnk in the presence of a…”
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11
Duality between disordered nodal semimetals and systems with power-law hopping
Published in Physical review research (11-12-2019)“…Nodal semimetals (e.g., Dirac, Weyl, and nodal-line semimetals, graphene, etc.) and systems of pinned particles with power-law interactions (trapped ultracold…”
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12
Nonequilibrium dynamics and thermodynamics of a degenerate fermi gas across a feshbach resonance
Published in Physical review letters (24-09-2004)“…We consider a two-species degenerate Fermi gas coupled by a diatomic Feshbach resonance. We show that the resulting superfluid can exhibit a form of coherent…”
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13
Collapse and revivals of the photon field in a Landau-Zener process
Published in Physical review letters (18-07-2008)“…We consider the evolution of a two-level system coupled to a photon field initially in a coherent state, as the energy of the two-level system is linearly…”
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14
Strongly resonant p-wave superfluids
Published in Physical review letters (23-11-2007)“…We study theoretically a dilute gas of identical fermions interacting via a p-wave resonance. We show that, depending on the microscopic physics, there are two…”
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15
The equivalence between the canonical and microcanonical ensembles when applied to large systems
Published in American journal of physics (01-08-2007)“…A straightforward technique is suggested that demonstrates that a microcanonical ensemble and canonical ensemble behave in exactly the same way in the…”
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16
Excitations of one-dimensional Bose-Einstein condensates in a random potential
Published in Physical review letters (24-10-2008)“…We examine bosons hopping on a one-dimensional lattice in the presence of a random potential at zero temperature. Bogoliubov excitations of the Bose-Einstein…”
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17
Phonons in random elastic media and the boson peak
Published in Physical review letters (24-06-2005)Get full text
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18
Some generic aspects of bosonic excitations in disordered systems
Published in Physical review letters (23-09-2002)“…We consider noninteracting bosonic excitations in disordered systems, emphasizing generic features of quadratic Hamiltonians in the absence of Goldstone modes…”
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19
Nonadiabaticity and large fluctuations in a many-particle Landau-Zener problem
Published in Physical review. A, Atomic, molecular, and optical physics (01-04-2009)Get full text
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20
Quantum quench phase diagrams of an s -wave BCS-BEC condensate
Published in Physical review. A, Atomic, molecular, and optical physics (23-03-2015)Get full text
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