Quantum information with Rydberg atoms

M Saffman, TG Walker, K Mølmer - Reviews of modern physics, 2010 - APS
Rydberg atoms with principal quantum number n⪢ 1 have exaggerated atomic properties
including dipole-dipole interactions that scale as n 4 and radiative lifetimes that scale as n 3 …

Continuous-time quantum walks: Models for coherent transport on complex networks

O Mülken, A Blumen - Physics Reports, 2011 - Elsevier
This paper reviews recent advances in continuous-time quantum walks (CTQW) and their
application to transport in various systems. The introduction gives a brief survey of the …

Environment-assisted quantum transport

P Rebentrost, M Mohseni, I Kassal, S Lloyd… - New Journal of …, 2009 - iopscience.iop.org
Transport phenomena at the nanoscale are of interest due to the presence of both quantum
and classical behavior. In this work, we demonstrate that quantum transport efficiency can …

Single-photon transistor using a Förster resonance

D Tiarks, S Baur, K Schneider, S Dürr, G Rempe - Physical review letters, 2014 - APS
An all-optical transistor is a device in which a gate light pulse switches the transmission of a
target light pulse with a gain above unity. The gain quantifies the change of the transmitted …

Realization of quantum walks with negligible decoherence in waveguide lattices

HB Perets, Y Lahini, F Pozzi, M Sorel, R Morandotti… - Physical review …, 2008 - APS
Quantum random walks are the quantum counterpart of classical random walks, and were
recently studied in the context of quantum computation. Physical implementations of …

Hydrogen-like Wannier–Mott excitons in single crystal of methylammonium lead bromide perovskite

J Tilchin, DN Dirin, GI Maikov, A Sashchiuk… - ACS …, 2016 - ACS Publications
A thorough investigation of exciton properties in bulk CH3NH3PbBr3 perovskite single
crystals was carried out by recording the reflectance, steady-state and transient …

Observing the dynamics of dipole-mediated energy transport by interaction-enhanced imaging

G Günter, H Schempp, M Robert-de-Saint-Vincent… - Science, 2013 - science.org
Electronically highly excited (Rydberg) atoms experience quantum state–changing
interactions similar to Förster processes found in complex molecules, offering a model …

Evidence of antiblockade in an ultracold Rydberg gas

T Amthor, C Giese, CS Hofmann, M Weidemüller - Physical review letters, 2010 - APS
We present the experimental observation of the antiblockade in an ultracold Rydberg gas
recently proposed by Ates et al.[Phys. Rev. Lett. 98, 023002 (2007) PRLTAO 0031-9007 …

Quantum walks

N Konno - Lecture notes in mathematics, 2008 - Springer
Quantum walks can be considered as a generalized version of the classical random walk.
There are two classes of quantum walks, that is, the discrete-time (or coined) and the …

Electronic excitation dynamics in multichromophoric systems described via a polaron-representation master equation

A Kolli, A Nazir, A Olaya-Castro - The Journal of chemical physics, 2011 - pubs.aip.org
to describe electronic excitation dynamics in multichromophoric systems. By treating
electronic and vibrational degrees of freedom in a combined frame (polaron frame), this …