Essential entanglement for atomic and molecular physics

MC Tichy, F Mintert, A Buchleitner - Journal of Physics B: Atomic …, 2011 - iopscience.iop.org
Entanglement is nowadays considered as a key quantity for the understanding of
correlations, transport properties and phase transitions in composite quantum systems, and …

Statistics of conductance and shot noise power in chaotic mesoscopic cavities with one ideal and one nonideal lead

A Dheer, S Kumar - Physica B: Condensed Matter, 2022 - Elsevier
Chaotic mesoscopic cavities with ideal leads have been studied extensively using the
powerful formalism of random matrix theory. Consequently, the statistical behavior of …

Random matrix theory of quantum transport in chaotic cavities with nonideal leads

A Jarosz, P Vidal, E Kanzieper - Physical Review B, 2015 - APS
We determine the joint probability density function (JPDF) of reflection eigenvalues in three
Dyson's ensembles of normal-conducting chaotic cavities coupled to the outside world …

Statistics of orbital entanglement production in a chaotic quantum dot with nonideal contacts

FAG Almeida, AMC Souza - Physical Review B—Condensed Matter and …, 2010 - APS
We investigate the statistics of orbital entanglement production between electrons in a
chaotic quantum dot with two-channel leads. Through a random-matrix simulation, we obtain …

Entanglement production in nonideal cavities and optimal opacity

D Villamaina, P Vivo - Physical Review B—Condensed Matter and Materials …, 2013 - APS
We compute analytically the distributions of concurrence C and squared norm N for the
production of electronic entanglement in a chaotic quantum dot. The dot is connected to the …

Association of scattering matrices in quantum networks

FAG Almeida, AMS Macêdo - Journal of Computational Physics, 2013 - Elsevier
Algorithms based on operations that associate scattering matrices in series or in parallel
(analogous to impedance association in a classical circuit) are developed here. We …

Anomalous entanglement in chaotic Dirac billiards

J Ramos, IML Da Silva, ALR Barbosa - Physical Review B, 2014 - APS
We present analytical and numerical results that demonstrate the presence of anomalous
entanglement behavior on the Dirac Billiards. We investigate the statistical distribution of the …

Effects of Andreev reflection on the conductance of quantum chaotic dots

VA Gopar, JA Méndez-Bermúdez, AH Aly - Physical Review B—Condensed …, 2009 - APS
We investigate the conductance statistics of a quantum-chaotic dot—a normal-metal grain—
with a superconducting lead attached to it. The cases of one and two normal leads …

Geometric constraints for orbital entanglement production in normal conductors

S Rodriguez-Perez, M Novaes - Physical Review B—Condensed Matter and …, 2012 - APS
We investigate entanglement production in a generic normal conductor, connected to two
single-channel left leads and two single-channel right leads. We consider the joint statistics …

Orbital entanglement and electron localization in quantum wires

A Aleta, H Villarrubia-Rojo, D Frustaglia, VA Gopar - Physical Review B, 2014 - APS
We study the signatures of disorder in the production of orbital electron entanglement in
quantum wires. Disordered entanglers suffer the effects of localization of the electron wave …