Electric current and conductance in a chain of quantum dots

被引：2

作者：

Bai, ZM ^{[1
]}

Wang, YR

Ge, ML

机构：

[1] Tsing Hua Univ, Ctr Adv Study, Beijing 100084, Peoples R China

[2] Shijiazhuang Railroad Coll, Shijiazhuang 050043, Peoples R China

[3] Nankai Univ, Nankai Inst Math, Div Theoret Phys, Tianjin 300071, Peoples R China

来源：

JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL | 2001年 / 34卷 / 08期

关键词：

D O I：

10.1088/0305-4470/34/8/306

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

By using the non-equilibrium Green function method, we give the current flowing in a chain of quantum dots exactly. The result coincides with the Landauer formula. Finally, the conductance of the system is given in the linear approximation.

引用

页码：1595 / 1602

页数：8

共 16 条

[1] Hamiltonian approach to the transport properties of superconducting quantum point [J].

Cuevas, JC ;

MartinRodero, A ;

Yeyati, AL .

PHYSICAL REVIEW B, 1996, 54 (10) :7366-7379

[2] Resonant Andreev tunneling in strongly interacting quantum dots [J].

Fazio, R ;

Raimondi, R .

PHYSICAL REVIEW LETTERS, 1998, 80 (13) :2913-2916

[3]

Fetter A. L., 1971, QUANTUM THEORY MANY

[4] Nonlinear response of a Kondo system: Direct and alternating tunneling currents [J].

Goldin, Y ;

Avishai, Y .

PHYSICAL REVIEW LETTERS, 1998, 81 (24) :5394-5397

[5] Low-temperature transport through a quantum dot coupled to two superconducting leads [J].

Ivanov, TI .

PHYSICAL REVIEW B, 1999, 59 (01) :169-172

[6] TIME-DEPENDENT TRANSPORT IN INTERACTING AND NONINTERACTING RESONANT-TUNNELING SYSTEMS [J].

JAUHO, AP ;

WINGREEN, NS ;

MEIR, Y .

PHYSICAL REVIEW B, 1994, 50 (08) :5528-5544

[7] Zero-bias anomalies and boson-assisted tunneling through quantum dots [J].

Konig, J ;

Schoeller, H ;

Schon, G .

PHYSICAL REVIEW LETTERS, 1996, 76 (10) :1715-1718

[8] SPATIAL VARIATION OF CURRENTS AND FIELDS DUE TO LOCALIZED SCATTERERS IN METALLIC CONDUCTION [J].

LANDAUER, R .

IBM JOURNAL OF RESEARCH AND DEVELOPMENT, 1957, 1 (03) :223-231

[9] TRANSPORT THROUGH A STRONGLY INTERACTING ELECTRON-SYSTEM - THEORY OF PERIODIC CONDUCTANCE OSCILLATIONS [J].

MEIR, Y ;

WINGREEN, NS ;

LEE, PA .

PHYSICAL REVIEW LETTERS, 1991, 66 (23) :3048-3051

[10] LOW-TEMPERATURE TRANSPORT THROUGH A QUANTUM DOT - THE ANDERSON MODEL OUT OF EQUILIBRIUM [J].

MEIR, Y ;

WINGREEN, NS ;

LEE, PA .

PHYSICAL REVIEW LETTERS, 1993, 70 (17) :2601-2604

← 1 2 →