Nonlinear doublon production in a Mott insulator: Landau-Dykhne method applied to an integrable model
T Oka - Physical Review B—Condensed Matter and Materials …, 2012 - APS
Doublon-hole pair production, which takes place during dielectric breakdown in a Mott
insulator subject to a strong laser or a static electric field, is studied in the one-dimensional …
insulator subject to a strong laser or a static electric field, is studied in the one-dimensional …
Correlated insulator collapse due to quantum avalanche via in-gap ladder states
The significant discrepancy observed between the predicted and experimental switching
fields in correlated insulators under a DC electric field far-from-equilibrium necessitates a …
fields in correlated insulators under a DC electric field far-from-equilibrium necessitates a …
Electronic transport and dynamics in correlated heterostructures
We investigate by means of the time-dependent Gutzwiller approximation the transport
properties of a strongly correlated slab subject to Hubbard repulsion and connected with to …
properties of a strongly correlated slab subject to Hubbard repulsion and connected with to …
Photo-induced nonequilibrium states in Mott insulators
The study of nonequilibrium phenomena in interacting lattice systems can provide new
perspectives on correlation effects, and information on metastable states of matter. Mott …
perspectives on correlation effects, and information on metastable states of matter. Mott …
Search for non-equilibrium thermoelectrics
Since thermoelectrics is an energy-conversion technology from heat flow to electrical flow, or
vice versa, it is essentially a non-equilibrium phenomenon in the sense that energy and …
vice versa, it is essentially a non-equilibrium phenomenon in the sense that energy and …
Nonequilibrium breakdown of a correlated insulator through pattern formation
We study the breakdown of an interaction-induced insulator under an imposed bias voltage.
A rich voltage-temperature phase diagram is found that contains phases with a spatially …
A rich voltage-temperature phase diagram is found that contains phases with a spatially …
Nonequilibrium thermal state of a voltage-biased Mott insulator
A Dutta, P Majumdar - Physical Review B, 2022 - APS
We establish the nonequilibrium thermal phases of a voltage driven antiferromagnetic Mott
insulator in three dimensions, realized at steady state under a voltage bias. Starting from the …
insulator in three dimensions, realized at steady state under a voltage bias. Starting from the …
Spatial behavior in a Mott insulator near the voltage-driven resistive transition
A Dutta, P Majumdar - Physical Review B, 2020 - APS
We develop a real-space theory of the voltage bias driven transition from a Mott insulator to
a correlated metal. Within our Keldysh mean-field approach the problem reduces to a self …
a correlated metal. Within our Keldysh mean-field approach the problem reduces to a self …
Roles of potential gradient and electrode bandwidth on negative differential resistance in one-dimensional band insulator
Y Tanaka, K Yonemitsu - journal of the physical society of japan, 2014 - journals.jps.jp
A negative differential resistance (NDR) in a one-dimensional band insulator attached to
electrodes is investigated. We systematically examine the effects of an electrode bandwidth …
electrodes is investigated. We systematically examine the effects of an electrode bandwidth …
Nonlinear conduction by melting of stripe-type charge order in organic conductors with triangular lattices
Y Tanaka, K Yonemitsu - journal of the physical society of japan, 2011 - journals.jps.jp
We theoretically discuss the mechanism for the peculiar nonlinear conduction in quasi-two-
dimensional organic conductors θ-(BEDT-TTF) 2 X [BEDT-TTF= bis (ethylenedithio) …
dimensional organic conductors θ-(BEDT-TTF) 2 X [BEDT-TTF= bis (ethylenedithio) …