127 citations · 686 across the 43 of their papers we have counts for
26 papers · 1 filter
The polaronic effect of a metal layer on variable range hopping
Ofek Asban, Alexander Burin, Alexander Shnirman +1
We investigate the effect of a metal plate on the variable range hopping (VRH) conductivity of a two dimensional electron-glass (EG) system. The VRH conductivity is known to have a…
Anomalous low-energy properties in amorphous solids and the interplay of electric and elastic interactions of tunneling two-level systems
Alexander Churkin, Shlomi Matityahu, Andrii O. Maksymov +2
Tunneling two-level systems (TLSs), generic to amorphous solids, dictate the low-temperature properties of amorphous solids and dominate noise and decoherence in quantum nano-devic…
Anisotropy-mediated reentrant localization
Xiaolong Deng, Alexander L. Burin, Ivan M. Khaymovich
We consider a 2d dipolar system, , with the generalized dipole-dipole interaction , and the power controlled experimentally in trapped-ion or Rydberg-atom sys…
Many-body localization in spin chains with the long-range transverse interactions: scaling of critical disorder with the system size
Andrii O. Maksymov, Alexander L. Burin
We investigate many-body localization in the chain of interacting spins with a transverse power-law interaction, , and random on-site potentials, $ϕ_i \in \left(-W/2,W/2…
Chaotic dynamics in a quantum Fermi-Pasta-Ulam problem
Alexander L. Burin, Andrii O. Maksymov, Ma'ayan Schmidt +1
We investigate the emergence of chaotic dynamics in a quantum Fermi - Pasta - Ulam problem for anharmonic vibrations in atomic chains applying semi-quantitative analysis of resonan…
Comment on "Many-body localization in Ising models with random long-range interactions"
Andrii O. Maksymov, Noah Rahman, Eliot Kapit +1
This comment is dedicated to the investigation of many-body localization in a quantum Ising model with long-range power law interactions, , relevant for a variety of system…
Analytical theory of many-body localization in the presence of periodic drive
Alexander L. Burin
Many-body localization transition in a periodically driven quantum system is investigated using a solution of a matching Bethe lattice problem for Floquet states of a quantum rando…
Localization and chaos in a spin glass model with random fields: Mapping to the localization problem in a Bethe lattice with a correlated disorder
Alexander L. Burin
The analytical solution of a many-body localization problem in a quantum Sherrington-Kirkpatrick spin glass model in a random longitudinal field is proposed matching the problem wi…
Exact solution for low energy quantum anharmonic vibrations in a long polymer chain
Alexander L. Burin
We propose the algorithm for determining vibrational quantum eigenstates of periodic linear chain of atoms coupled by harmonic and third order anharmonic interactions (Fermi-Ulam-P…
Low temperature 1/f noise in microwave dielectric constant of amorphous dielectrics in Josephson qubits
Alexander L. Burin, Moshe Schechter, Shlomi Matityahu
The accurate analytical solution for the low temperature noise in a microwave dielectric constant of amorphous films containing tunneling two-level systems (TLSs) is derived…
Localization in a random model with the long-range interaction: Intermediate case between single particle and many-body problems
Alexander L. Burin
Many-body localization in an model with a long-range interaction is investigated. We show that in the regime of a high strength of disordering compared to the interaction an o…
Many-Body Delocalization in Strongly Disordered System with Long-Range Interactions: Finite Size Scaling
Alexander L. Burin
The localization in a disordered system of interacting spins coupled by the long-range anisotropic interaction is investigated using a finite size scaling in a -d…
Many-Body Delocalization in Strongly Disordered System with Long-Range Interactions: Finite Size Scaling
Alexander L. Burin
Many-body localization in a disordered system of interacting spins coupled by the long-range interaction is investigated combining analytical theory considering resonant in…
Universal dielectric loss in amorphous solids from simultaneous bias and microwave field
Alexander L. Burin, Moe S. Khalil, Kevin D. Osborn
We derive the ac dielectric loss in glasses due to resonant processes created by two-level systems and a swept electric field bias. It is shown that at sufficiently large ac fields…
Fluctuator model of memory dip in hopping insulators
Alexander L. Burin
We show that the non-equilibrium dynamic in two-dimensional electron glasses close to metal-dielectric transition is dramatically sensitive to electric fields confinement inside th…
Collective dynamics of interacting Ising spins: Exact results for the Bethe lattice
A. L. Burin, N. V. Prokofev, I. S. Tupitsyn
We study the low temperature dynamics in films made of molecular magnets, i. e. crystals composed of molecules having large electronic spin S in their ground state. The electronic…
Light Propagation in Linear Arrays of Spherical Particles
Michael Gozman, Ilya Polishchuk, Alexander Burin
A propagation of dipolar radiation in a finite length linear chain of identical dielectric spheres is investigated using the multisphere Mie scattering formalism (MSMS). A frequenc…
Memory effects in transport through a hopping insulator: Understanding two-dip experiments
V. I. Kozub, Y. M. Galperin, V. Vinokur +1
We discuss memory effects in the conductance of hopping insulators due to slow rearrangements of many-electron clusters leading to formation of polarons close to the electron hoppi…
Comment on "Interaction-driven Relaxation of Two-level Systems in Glasses"
A. L. Burin, I. Ya. Polishchuk
We comment on recent work of Bodea et al and discuss the numerical prefactor in the interaction stimulated relaxation in amorphous solids.
Effect of triple interaction on energy delocalization in the strongly disordered system of interacting two-level defects
A. L. Burin, I. Ya. Polishchuk
We accurately treat the effect of the double and triple interactions of two-level systems (TLS) in glasses onto the energy delocalization due to the long-range interaction of TLS.…
Slow relaxation of conductance of amorphous hopping insulators
A. L. Burin, V. I. Kozub, Y. M. Galperin +1
We discuss memory effects in the conductance of hopping insulators due to slow rearrangements of structural defects leading to formation of polarons close to the electron hopping s…
Energy delocalization in strongly disordered systems induced by the long-range many-body interaction
Alexander L. Burin
Anderson localization1 in a random system is sensitive to a distance dependence of the excitation transfer amplitude V(r). If V(r) decreases with the distance r slower than 1/r^d i…
On the theory of resonant susceptibility of dielectric glasses in magnetic field
Y. Sereda, I. Ya. Polishchuk, A. L. Burin
The anomalous magnetic field dependence of dielectric properties of insulating glasses in the temperature interval is considered. In this temperature range, the diele…
Low temperature breakdown of coherent tunneling in amorphous solids induced by the nuclear quadrupole interaction
A. L. Burin, I. Ya. Polishchuk, P. Fulde +1
We consider the effect of the internal nuclear quadrupole interaction on quantum tunneling in complex multi-atomic two-level systems. Two distinct regimes of strong and weak intera…