Leggett's conjecture for a mesoscopic ring

被引：22

作者：

Deo, PS

机构：

[1] Institute of Physics

来源：

PHYSICAL REVIEW B | 1996年 / 53卷 / 23期

关键词：

D O I：

10.1103/PhysRevB.53.15447

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

We show that the generic feature of topological defects in a ring, which acts as an energy-dependent one-body potential, is that they can produce a discontinuous phase change of the electron wave function and then Leggett's conjecture breaks down.

引用

页码：15447 / 15450

页数：4

共 27 条

[1]

BOUCHIAT H, 1991, NATO ADV SCI I B-PHY, V254, P245

[2] JOSEPHSON BEHAVIOR IN SMALL NORMAL ONE-DIMENSIONAL RINGS [J].

BUTTIKER, M ;

IMRY, Y ;

LANDAUER, R .

PHYSICS LETTERS A, 1983, 96 (07) :365-367

[3] CHARACTERISTIC POTENTIALS FOR MESOSCOPIC RINGS THREADED BY AN AHARONOV-BOHM FLUX [J].

BUTTIKER, M .

PHYSICA SCRIPTA, 1994, 54 :104-110

[4]

CHAKRABORTY T, 1995, PHYS REV B, V52, P1933

[5] MAGNETIC RESPONSE OF A SINGLE, ISOLATED GOLD LOOP [J].

CHANDRASEKHAR, V ;

WEBB, RA ;

BRADY, MJ ;

KETCHEN, MB ;

GALLAGHER, WJ ;

KLEINSASSER, A .

PHYSICAL REVIEW LETTERS, 1991, 67 (25) :3578-3581

[6] PERSISTENT CURRENTS IN SMALL ONE-DIMENSIONAL METAL RINGS [J].

CHEUNG, HF ;

GEFEN, Y ;

RIEDEL, EK ;

SHIH, WH .

PHYSICAL REVIEW B, 1988, 37 (11) :6050-6062

[7] QUANTUM WAVE-GUIDE TRANSPORT IN SERIAL STUB AND LOOP STRUCTURES [J].

DEO, PS ;

JAYANNAVAR, AM .

PHYSICAL REVIEW B, 1994, 50 (16) :11629-11639

[8] PERSISTENT CURRENTS WITHOUT PARITY EFFECT [J].

DEO, PS .

PHYSICAL REVIEW B, 1995, 51 (08) :5441-5444

[9]

DEO PS, UNPUB

[10] CURRENT MAGNIFICATION AND CIRCULATING CURRENTS IN MESOSCOPIC RINGS [J].

JAYANNAVAR, AM ;

DEO, PS ;

PAREEK, TP .

PHYSICA B, 1995, 212 (03) :261-266

← 1 2 3 →