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Transport in chaotic quantum dots : Effects of spatial symmetries which interchange the leads.

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Transport in chaotic quantum dots : Effects of spatial symmetries which interchange the leads. / Gopar, Victor A.; Rotter, Stefan; Schomerus, Henning.
In: Physical review B, Vol. 73, No. 16, 10.04.2006, p. 165308.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Gopar VA, Rotter S, Schomerus H. Transport in chaotic quantum dots : Effects of spatial symmetries which interchange the leads. Physical review B. 2006 Apr 10;73(16):165308. doi: 10.1103/PhysRevB.73.165308

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Gopar, Victor A. ; Rotter, Stefan ; Schomerus, Henning. / Transport in chaotic quantum dots : Effects of spatial symmetries which interchange the leads. In: Physical review B. 2006 ; Vol. 73, No. 16. pp. 165308.

Bibtex

@article{21c4a159272645d48588ca1cd052f352,
title = "Transport in chaotic quantum dots : Effects of spatial symmetries which interchange the leads.",
abstract = "We investigate the effect of spatial symmetries on phase coherent electronic transport through chaotic quantum dots. For systems which have a spatial symmetry that interchanges the source and drain leads, we find in the framework of random matrix theory that the density of the transmission eigenvalues is independent of the number of channels N in the leads. As a consequence, the weak localization correction to the conductance vanishes in these systems, and the shot noise suppression factor F is independent of N. We confirm this prediction by means of numerical calculations for stadium billiards with various lead geometries. These calculations also uncover transport signatures of partially preserved symmetries.",
author = "Gopar, {Victor A.} and Stefan Rotter and Henning Schomerus",
year = "2006",
month = apr,
day = "10",
doi = "10.1103/PhysRevB.73.165308",
language = "English",
volume = "73",
pages = "165308",
journal = "Physical review B",
issn = "1550-235X",
publisher = "AMER PHYSICAL SOC",
number = "16",

}

RIS

TY - JOUR

T1 - Transport in chaotic quantum dots : Effects of spatial symmetries which interchange the leads.

AU - Gopar, Victor A.

AU - Rotter, Stefan

AU - Schomerus, Henning

PY - 2006/4/10

Y1 - 2006/4/10

N2 - We investigate the effect of spatial symmetries on phase coherent electronic transport through chaotic quantum dots. For systems which have a spatial symmetry that interchanges the source and drain leads, we find in the framework of random matrix theory that the density of the transmission eigenvalues is independent of the number of channels N in the leads. As a consequence, the weak localization correction to the conductance vanishes in these systems, and the shot noise suppression factor F is independent of N. We confirm this prediction by means of numerical calculations for stadium billiards with various lead geometries. These calculations also uncover transport signatures of partially preserved symmetries.

AB - We investigate the effect of spatial symmetries on phase coherent electronic transport through chaotic quantum dots. For systems which have a spatial symmetry that interchanges the source and drain leads, we find in the framework of random matrix theory that the density of the transmission eigenvalues is independent of the number of channels N in the leads. As a consequence, the weak localization correction to the conductance vanishes in these systems, and the shot noise suppression factor F is independent of N. We confirm this prediction by means of numerical calculations for stadium billiards with various lead geometries. These calculations also uncover transport signatures of partially preserved symmetries.

U2 - 10.1103/PhysRevB.73.165308

DO - 10.1103/PhysRevB.73.165308

M3 - Journal article

VL - 73

SP - 165308

JO - Physical review B

JF - Physical review B

SN - 1550-235X

IS - 16

ER -