RENORMALIZATION-GROUP STUDY OF THE 2-DIMENSIONAL SITE-DILUTED ISING-MODEL

被引:1
|
作者
PLASCAK, JA
DASILVA, JKL
机构
[1] Departamento de Física, Instituto de Ciências Exatas, Universidade Federal de Minas Gerais, 30161 Belo Horizonte, MG
关键词
D O I
10.1016/0375-9601(91)90528-G
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The quenched site-diluted Ising model on a two-dimensional square lattice is studied by employing the mean field renormalization group approach. The critical temperature as a function of the concentration is obtained and compared to other different types of approximation. Quite good results are achieved even by considering relatively small clusters.
引用
收藏
页码:295 / 297
页数:3
相关论文
共 50 条
  • [31] DOMAIN-WALL RENORMALIZATION-GROUP STUDY OF THE 3-DIMENSIONAL RANDOM ISING-MODEL
    MCMILLAN, WL
    [J]. PHYSICAL REVIEW B, 1984, 30 (01): : 476 - 477
  • [32] DOMAIN-WALL RENORMALIZATION-GROUP STUDY OF THE TWO-DIMENSIONAL RANDOM ISING-MODEL
    MCMILLAN, WL
    [J]. PHYSICAL REVIEW B, 1984, 29 (07): : 4026 - 4029
  • [33] MONTE-CARLO RENORMALIZATION-GROUP CALCULATIONS OF CRITICAL EXPONENTS IN SITE-DILUTED 2D-ISING AND 3D-ISING SYSTEMS
    FAHNLE, M
    HOLEY, T
    ECKERT, J
    [J]. JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1992, 104 : 195 - 196
  • [34] RENORMALIZATION GROUP APPROACH FOR 2 DIMENSIONAL RANDOM ISING-MODEL
    GREST, GS
    [J]. JOURNAL OF PHYSICS C-SOLID STATE PHYSICS, 1978, 11 (07): : 1329 - 1336
  • [35] EXACT RENORMALIZATION-GROUP EQUATIONS IN ONE DIMENSION - ISING-MODEL
    PRIEST, RG
    [J]. PHYSICAL REVIEW B, 1975, 11 (09): : 3461 - 3462
  • [36] RENORMALIZATION-GROUP APPROACH TO SURFACE CRITICAL BEHAVIOR IN ISING-MODEL
    BURKHARDT, TW
    EISENRIEGLER, E
    [J]. PHYSICAL REVIEW B, 1978, 17 (01): : 318 - 323
  • [37] RENORMALIZATION-GROUP CALCULATIONS FOR A MIXED-SPIN ISING-MODEL
    QUADROS, SGA
    SALINAS, SR
    [J]. PHYSICA A, 1994, 206 (3-4): : 479 - 496
  • [38] EXOTIC GLASSY PHASE IN THE SITE-DILUTED TRANSVERSE ISING-MODEL AT ZERO TEMPERATURE
    BUSIELLO, G
    DECESARE, L
    LUKIERSKAWALASEK, K
    WALASEK, K
    [J]. PHYSICA STATUS SOLIDI B-BASIC RESEARCH, 1989, 153 (02): : 561 - 571
  • [39] SURFACE THERMODYNAMIC FUNCTIONS OF THE ISING-MODEL FROM A RENORMALIZATION-GROUP
    SVRAKIC, NM
    PANDIT, R
    WORTIS, M
    [J]. PHYSICAL REVIEW B, 1980, 22 (03): : 1286 - 1293
  • [40] MEAN FIELD RENORMALIZATION-GROUP FOR THE DISORDERED TRANSVERSE ISING-MODEL
    PLASCAK, JA
    [J]. JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 1984, 17 (05): : L279 - L284