Variational approach to necklace formation in polyelectrolytes

被引：60

作者：

Solis, FJ ^{[1
]}

de la Cruz, MO ^{[1
]}

机构：

[1] Northwestern Univ, Dept Mat Sci & Engn, Evanston, IL 60208 USA

来源：

MACROMOLECULES | 1998年 / 31卷 / 16期

关键词：

D O I：

10.1021/ma971767n

中图分类号：

O63 [高分子化学（高聚物）];

学科分类号：

070305 ; 080501 ; 081704 ;

摘要：

By means of a variational approach we study the conditions under which a polyelectrolyte in a bad solvent will undergo a transition from a rodlike structure to a "necklace" structure in which the chain collapses into a series of globules joined by stretched chain segments.

引用

页码：5502 / 5506

页数：5

共 17 条

[1]

[Anonymous], 1882, LONDON, DOI DOI 10.1080/14786448208628425

[2]

BALAZS A, IN PRESS PROGS SURF

[3]

Barrat JL, 1996, ADV CHEM PHYS, V94, P1, DOI 10.1002/9780470141533.ch1

[4] PERSISTENCE LENGTH OF POLYELECTROLYTE CHAINS [J].

BARRAT, JL ;

JOANNY, JF .

EUROPHYSICS LETTERS, 1993, 24 (05) :333-338

[5] A MEAN-FIELD APPROACH TO THE STRUCTURE OF POLYELECTROLYTES [J].

BRATKO, D ;

DAWSON, KA .

JOURNAL OF CHEMICAL PHYSICS, 1993, 99 (07) :5352-5361

[6] REMARKS ON POLYELECTROLYTE CONFORMATION [J].

DEGENNES, PG ;

PINCUS, P ;

VELASCO, RM ;

BROCHARD, F .

JOURNAL DE PHYSIQUE, 1976, 37 (12) :1461-1473

[7] Cascade of transitions of polyelectrolytes in poor solvents [J].

Dobrynin, AV ;

Rubinstein, M ;

Obukhov, SP .

MACROMOLECULES, 1996, 29 (08) :2974-2979

[8]

Feynman R. P., 1972, STAT MECH

[9] ELECTROSTATIC PERSISTENCE LENGTH OF A POLYELECTROLYTE CHAIN [J].

HA, BY ;

THIRUMALAI, D .

MACROMOLECULES, 1995, 28 (02) :577-581

[10] Counterion-mediated attraction between two like-charged rods [J].

Ha, BY ;

Liu, AJ .

PHYSICAL REVIEW LETTERS, 1997, 79 (07) :1289-1292

← 1 2 →