Colloquium: Atomtronic circuits: From many-body physics to quantum technologies

L Amico, D Anderson, M Boshier, JP Brantut… - Reviews of Modern …, 2022 - APS
Atomtronics is an emerging field that aims to manipulate ultracold atom moving in matter-
wave circuits for fundamental studies in both quantum science and technological …

Electronic structure of quantum dots

SM Reimann, M Manninen - Reviews of modern physics, 2002 - APS
The properties of quasi-two-dimensional semiconductor quantum dots are reviewed.
Experimental techniques for measuring the electronic shell structure and the effect of …

Spectroscopy of nanoscopic semiconductor rings

A Lorke, RJ Luyken, AO Govorov, JP Kotthaus… - Physical review …, 2000 - APS
Making use of self-assembly techniques, we realize nanoscopic semiconductor quantum
rings in which the electronic states are in the true quantum limit. We employ two …

Quantum rings for beginners: energy spectra and persistent currents

S Viefers, P Koskinen, PS Deo, M Manninen - Physica E: Low-dimensional …, 2004 - Elsevier
Theoretical approaches to one-dimensional and quasi-one-dimensional quantum rings with
a few electrons are reviewed. Discrete Hubbard-type models and continuum models are …

Optical Detection of the Aharonov-Bohm Effect on a Charged Particle<? format?> in a Nanoscale Quantum Ring

M Bayer, M Korkusinski, P Hawrylak, T Gutbrod… - Physical review …, 2003 - APS
We study spectroscopically the current produced by a charged particle moving in a nanosize
semiconductor quantum ring subject to a perpendicular magnetic field. Several Aharonov …

Magnetization, persistent currents, and their relation in quantum rings and dots

WC Tan, JC Inkson - Physical Review B, 1999 - APS
An exactly soluble model is used to study magnetization and persistent currents of electrons
confined in two-dimensional mesoscopic rings and dots. The model allows the calculation of …

Nanometer-Scale Resolution of Strain and Interdiffusion in Self-Assembled Quantum Dots

I Kegel, TH Metzger, A Lorke, J Peisl, J Stangl… - Physical review …, 2000 - APS
Tomographic nanometer-scale images of self-assembled InAs/GaAs quantum dots have
been obtained from surface-sensitive x-ray diffraction. Based on the three-dimensional …

Spin states and persistent currents in mesoscopic rings: Spin-orbit interactions

JS Sheng, K Chang - Physical Review B—Condensed Matter and Materials …, 2006 - APS
We investigate theoretically electron spin states in one-dimensional and two-dimensional
(2D) hard-wall mesoscopic rings in the presence of both the Rashba spin-orbit interaction …

Optical-absorption spectra of quantum dots and rings with a repulsive scattering centre

V Halonen, P Pietiläinen, T Chakraborty - Europhysics Letters, 1996 - iopscience.iop.org
We have studied electron correlation effects in quantum dots and rings which include a
repulsive scattering centre and are subjected to a perpendicular magnetic field. The results …

Thermodynamics of a quantum ring modified by lorentz violation

AA Araújo Filho, H Hassanabadi, J Reis… - Physica …, 2023 - iopscience.iop.org
In this work, we investigate the consequences of Lorentz-violating terms in the
thermodynamic properties of a 1-dimensional quantum ring. In particular, we use the …