Dynamics and transport at the threshold of many-body localization

S Gopalakrishnan, SA Parameswaran - Physics Reports, 2020 - Elsevier
Many-body localization (MBL) describes a class of systems that do not approach thermal
equilibrium under their intrinsic dynamics; MBL and conventional thermalizing systems form …

Quantum transport simulations in a programmable nanophotonic processor

NC Harris, GR Steinbrecher, M Prabhu, Y Lahini… - Nature …, 2017 - nature.com
Environmental noise and disorder play critical roles in quantum particle and wave transport
in complex media, including solid-state and biological systems. While separately both effects …

Mobility transition from ballistic to diffusive transport in non-Hermitian lattices

T Eichelkraut, R Heilmann, S Weimann… - Nature …, 2013 - nature.com
Within all physical disciplines, it is accepted that wave transport is predetermined by the
existence of disorder. In this vein, it is known that ballistic transport is possible only when a …

Apparatus and methods for optical neural network

NC Harris, JJ Carolan, M Prabhu, DR Englund… - US Patent …, 2019 - Google Patents
An optical neural network is constructed based on photonic integrated circuits to perform
neuromorphic computing. In the optical neural network, matrix multiplication is imple mented …

Exact solution for a diffusive nonequilibrium steady state of an open quantum chain

M Žnidarič - Journal of Statistical Mechanics: Theory and …, 2010 - iopscience.iop.org
We calculate a nonequilibrium steady state of a quantum XX chain in the presence of
dephasing and driving due to baths at chain ends. The obtained state is exact in the limit of …

High-fidelity quantum state evolution in imperfect photonic integrated circuits

J Mower, NC Harris, GR Steinbrecher, Y Lahini… - Physical Review A, 2015 - APS
We propose and analyze the design of a programmable photonic integrated circuit for high-
fidelity quantum computation and simulation. We demonstrate that the reconfigurability of …

Coherent quantum transport in disordered systems: I. The influence of dephasing on the transport properties and absorption spectra on one-dimensional systems

JM Moix, M Khasin, J Cao - New journal of Physics, 2013 - iopscience.iop.org
Excitonic transport in static-disordered one dimensional systems is studied in the presence
of thermal fluctuations that are described by the Haken–Strobl–Reineker model. For short …

Methods, systems, and apparatus for programmable quantum photonic processing

JC Mower, NC Harris, DR Englund… - US Patent …, 2016 - Google Patents
(*) Notice: Subject to any disclaimer, the term of this Aaronson, S. et al.," Computational
complexity of linear optics', in patent is extended or adjusted under 35 Proceedings of the …

Many body localized systems weakly coupled to baths

R Nandkishore, S Gopalakrishnan - Annalen der Physik, 2017 - Wiley Online Library
We consider what happens when a many body localized system is coupled to a heat bath.
Unlike previous works, we do not restrict ourselves to the limit where the bath is large and …

Programmable photonic processing

JC Mower, NC Harris, DR Englund… - US Patent …, 2019 - Google Patents
A programmable photonic integrated circuit implements arbitrary linear optics
transformations in the spatial mode basis with high fidelity. Under a realistic fabrication …