SURFACE CRITICAL EXPONENTS FOR MODELS OF POLYMER COLLAPSE AND ADSORPTION - THE UNIVERSALITY OF THE THETA AND THETA' POINTS

被引:52
作者
FOSTER, DP [1 ]
ORLANDINI, E [1 ]
TESI, MC [1 ]
机构
[1] UNIV BOLOGNA, DIPARTIMENTO FIS, IST NAZL FIS NUCL, SEZ BOLOGNA, I-40126 BOLOGNA, ITALY
来源
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL | 1992年 / 25卷 / 21期
关键词
D O I
10.1088/0305-4470/25/21/002
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The surface critical exponents are estimated both in ordinary and in special regimes from exact series expansions of up to 28 terms for a model of the THETA point. They are found to be in agreement with those derived for the THETA' point, confirming the conjecture that the THETA and THETA' points lie in the same universality class. Some essential features of the phase diagram for a self-interacting, self-avoiding polymer in solution are also calculated to a higher degree of accuracy than previously obtained.
引用
收藏
页码:L1211 / L1217
页数:7
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