Quantum fluctuations at metal-insulator transitions of doped systems

被引：0

作者：

Gandolfo, D

Tonchev, NS

Verbeure, A

Zagrebnov, VA

机构：

[1] CNRS MARSEILLE LUMINY,CTR PHYS THEOR,F-13288 TOULON 09,FRANCE

[2] BULGARIAN ACAD SCI,INST SOLID STATE PHYS,BU-1784 SOFIA,BULGARIA

[3] KATHOLIEKE UNIV LEUVEN,INST THEORET FYS,B-3001 LOUVAIN,BELGIUM

[4] UNIV MEDITERRANEE,DEPT PHYS,MARSEILLE,FRANCE

来源：

PHYSICA A | 1996年 / 227卷 / 3-4期

关键词：

electron-hole pairing; fluctuation operator;

D O I：

10.1016/0378-4371(95)00470-X

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

For the Keldysh-Kopaev and the Mattis-Langer models the complete phase diagram (T,mu) is characterized. The degree of criticality of the electron-hole pairing fluctuation operator is obtained as a function of the degree of doping.

引用

页码：301 / 313

页数：13

共 20 条

[1] ON THE ORDER OF THE EXCITONIC PHASE-TRANSITION [J].

ANGELESCU, N ;

NENCIU, G ;

TONCHEV, NS .

PHYSICS LETTERS A, 1983, 93 (04) :201-204

[2]

BOGOLYUBOV NN, 1984, RUSS MATH SURV+, V39, P1

[3]

Brankov J.G., 1981, APPROXIMATING HAMILT

[4] EXACTLY SOLVABLE MODEL FOR METAL-INSULATOR PHASE-TRANSITION [J].

BRANKOV, JG ;

TONCHEV, NS ;

ZAGREBNOV, VA .

PHYSICA A, 1975, 79 (01) :125-127

[5] ON THE MEAN-FIELD THEORY OF METAL-INSULATOR PHASE-TRANSITION IN DOPED SYSTEMS - CRITICAL AND TRICRITICAL ASYMPTOTIC-BEHAVIOR [J].

BRANKOV, JG ;

TONCHEV, NS .

PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, 1983, 122 (1-2) :252-262

[6] ON THE METAL-INSULATOR PHASE-TRANSITION IN 2 EXACTLY SOLVABLE MODELS [J].

BRANKOV, JG ;

PESHEVA, NC .

PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, 1983, 122 (1-2) :231-251

[7]

DESCLOIZEAUX J, 1965, J PHYS CHEM SOLIDS, V26, P259

[8] CRITICAL FLUCTUATIONS FOR QUANTUM MEAN-FIELD MODELS [J].

FANNES, M ;

KOSSAKOWSKI, A ;

VERBEURE, A .

JOURNAL OF STATISTICAL PHYSICS, 1991, 65 (3-4) :801-811

[9] ABOUT THE EXACTNESS OF THE LINEAR RESPONSE THEORY [J].

GODERIS, D ;

VERBEURE, A ;

VETS, P .

COMMUNICATIONS IN MATHEMATICAL PHYSICS, 1991, 136 (02) :265-283

[10] NON-COMMUTATIVE CENTRAL LIMITS [J].

GODERIS, D ;

VERBEURE, A ;

VETS, P .

PROBABILITY THEORY AND RELATED FIELDS, 1989, 82 (04) :527-544

← 1 2 →