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In Aharonov-Bohm (AB) cavities forming doubly connected ballistic structures, h/e AB oscillations that result from the interference among the complicated trapped paths in the cavity can be described by the framework of the semiclassical…

混沌动力学 · 物理学 2009-10-31 Shiro Kawabata

We investigate the Aharonov-Bohm (AB) effect for the double quantum dots in the Kondo regime using the slave-boson mean-field approximation. In contrast to the non-interacting case, where the AB oscillation generally has the period of…

介观与纳米尺度物理 · 物理学 2007-05-23 Yoichi Tanaka , Norio Kawakami

In 1959 Aharonov and Bohm suggested that an electron passing around a long solenoid would pick up a phase shift dependent on the magnetic field of the solenoid, even though the electrons themselves pass through a region of space which has a…

量子物理 · 物理学 2011-04-11 Heidi Fearn , Khai Nguyen

Motivated by the fermionic Berry's phase in momentum space, we study a local Abelian phase in momentum space coupled to electromagnetism, for complex scalars in the phase-space worldline formalism. The interaction of both Abelian fields is…

广义相对论与量子宇宙学 · 物理学 2023-10-10 Patrick Copinger , Pablo Morales

We analyze a Josephson junction between two superconductors interconnected through a normal-state nanostructure made of two parallel nanowires with embedded quantum dots. We study the influence of interference effects due to the…

介观与纳米尺度物理 · 物理学 2019-12-06 Damian Tomaszewski , Piotr Busz , Rosa Lopez , Rok Zitko , Minchul Lee , Jan Martinek

We theoretically investigate electron transport through an Aharonov-Bohm interferometer containing laterally coupled double quantum dots. We introduce the indirect coupling parameter $\alpha$, which characterizes the strength of the…

介观与纳米尺度物理 · 物理学 2009-11-11 Toshihiro Kubo , Yasuhiro Tokura , Tsuyoshi Hatano , Seigo Tarucha

Aharonov-Bohm (AB) interferences in the quantum Hall regime can be achieved, provided that electrons are able to transmit between two edge channels in nanostructures. Pioneering approaches include quantum point contacts in 2DEG systems,…

介观与纳米尺度物理 · 物理学 2019-11-21 Viet Hung Nguyen , Jean-Christophe Charlier

The Aharonov-Bohm effect is one of the most surprising wonders of the quantum world. The observed solenoid effect, as well as others, shows that a particle is affected by the potential in a region in which there is no force-field. This is…

高能物理 - 唯象学 · 物理学 2026-04-02 J. Bernabeu , C. Espinoza

We investigate the charge-states coherence underlying the nonequilibirum transport through a spinless double-dot Aharonov-Bohm (AB) interferometer. Both the current noise spectrum and real-time dynamics are evaluated with the…

介观与纳米尺度物理 · 物理学 2020-07-01 Jinshuang Jin

Abelian mechanism of non-Abelian color confinement is observed in a gauge-independent way by high precision lattice Monte Carlo simulations in gluodynamics. An Abelian gauge field is extracted with no gauge-fixing. A static quark-antiquark…

高能物理 - 格点 · 物理学 2008-11-26 Tsuneo Suzuki , Katsuya Ishiguro , Yoshiaki Koma , Toru Sekido

Quantum-gravity-induced entanglement of massive systems (QGEM) is commonly approximated in the nonrelativistic static limit by a Newtonian interaction between spatially separated masses. In this work, we reformulate the gravitationally…

量子物理 · 物理学 2026-02-09 Hollis Williams

In this work we calculate the closed time path (CTP) generating functional for the electromagnetic (EM) field interacting with inhomogeneous anisotropic matter. For this purpose, we first find a general expression for the electromagnetic…

高能物理 - 理论 · 物理学 2014-12-01 Adrian E. Rubio Lopez , Fernando C. Lombardo

In the present Note it is suggested that there should be a certain complementarity of phases between Aharonov-Bohm (AB) solenoid phase calculation on one part of the system and a phase calculation about another part of the physical system.…

量子物理 · 物理学 2011-12-22 Y. Ben-Aryeh

The quantum nature of matter lies in the wave function phases that accumulate while particles move along their trajectories. A prominent example is the Aharonov-Bohm phase, which has been studied in connection with the conductance of…

介观与纳米尺度物理 · 物理学 2016-08-31 A. O. Govorov , S. E. Ulloa , K. Karrai , R. J. Warburton

We construct a classical action for a system of $N$ point-like sources which carry SU(2) non-Abelian charges coupled to non-Abelian Chern-Simons gauge fields, and develop a quantum mechanics for them. Adopting the coherent state…

高能物理 - 理论 · 物理学 2009-10-22 Taejin Lee , Phillial Oh

Gaussian linking of a semiclassical path of a charged particle with a magnetic flux tube is responsible for the Aharonov-Bohm effect, where one observes interference proportional to the magnitude of the enclosed flux. We construct quantum…

高能物理 - 理论 · 物理学 2008-11-26 Roman V. Buniy , Thomas W. Kephart

In their seminal paper Aharonov and Bohm (1959) claimed that electromagnetic fields can act at a distance on charged particles even if they are identically zero in the region of space where the particles propagate. They proposed two…

数学物理 · 物理学 2011-07-15 Ricardo Weder

Nonequilibrium steady states are explicitly constructed for a noninteracting electron model of an Aharonov-Bohm (AB) ring with a quantum dot (QD) with the aid of asymptotic fields. The Fano line shapes and AB oscillations are shown to…

介观与纳米尺度物理 · 物理学 2015-06-24 Junko Takahashi , Shuichi Tasaki

Quantum coherent properties of electrons can be studied in Aharonov-Bohm (AB) interferometers. We investigate both experimentally and theoretically the transmission phase evolution in a four-terminal quasi-one-dimensional AlGaAs/GaAs-based…

介观与纳米尺度物理 · 物理学 2011-11-08 Christoph Kreisbeck , Tobias Kramer , Sven S. Buchholz , Saskia F. Fischer , Ulrich Kunze , Dirk Reuter , Andreas D. Wieck

We study the time-dependent Aharonov-Bohm effect on the noncommutative space. Because there is no net Aharonov-Bohm phase shift in the time-dependent case on the commutative space, therefore, a tiny deviation from zero indicates new…

高能物理 - 理论 · 物理学 2016-06-10 Kai Ma , Jian-Hua Wang , Huan-Xiong Yang