MUON STUDIES OF CONDUCTING POLYMERS

被引:17
作者
PRATT, FL
HAYES, W
MITCHELL, GR
ROSSI, B
KIANI, MS
MALHOTRA, BD
PANDEY, SS
MILTON, A
MONKMAN, AP
机构
[1] UNIV READING,DEPT PHYS,READING RG6 2AF,BERKS,ENGLAND
[2] NATL PHYS LAB,NEW DELHI 110012,INDIA
[3] UNIV DURHAM,ELECTROACT ORGAN MAT GRP,DURHAM DH1 3LE,ENGLAND
关键词
D O I
10.1016/0379-6779(93)91011-P
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Muon spin relaxation has been measured in longitudinal and zero field configurations for a number of conducting polymers in the polypyrrole and polyaniline families. The measurements have been made as a function of temperature down to 11K and in applied fields up to 2000G. Hyperfine parameters have been deduced for the coupling between muon and polaron spins and the spin dynamics has been modeled on the basis of polaron diffusion, which has one-dimensional character at low temperatures, becoming more two-dimensional at room temperature.
引用
收藏
页码:677 / 684
页数:8
相关论文
共 12 条
[1]  
COX SFJ, 1989, J PHYS CONDENS MATT, V1, P4479
[2]   EVIDENCE FOR ANOMALOUS DIFFUSION IN A CONDUCTING POLYMER [J].
DEVREUX, F ;
LECAVELIER, H .
PHYSICAL REVIEW LETTERS, 1987, 59 (22) :2585-2587
[3]   DIFFUSION PROPERTIES OF THE MUON-PRODUCED SOLITON IN TRANS-POLYACETYLENE [J].
ISHIDA, K ;
NAGAMINE, K ;
MATSUZAKI, T ;
KUNO, Y ;
YAMAZAKI, T ;
TORIKAI, E ;
SHIRAKAWA, H ;
BREWER, JH .
PHYSICAL REVIEW LETTERS, 1985, 55 (19) :2009-2012
[4]   MUON SPIN ROTATION AND RELAXATION STUDIES OF UNDOPED AND IODINE-DOPED POLYACETYLENE [J].
ISHIDA, K ;
NAGAMINE, K ;
SHIRAKAWA, H .
SYNTHETIC METALS, 1987, 17 (1-3) :429-432
[5]  
MITCHELL GR, 1988, J PHYS C SOLID STATE, V21, P1411
[6]   OPTICAL AND ELECTRONIC-PROPERTIES OF STRETCH-ORIENTED SOLUTION-CAST POLYANILINE FILMS [J].
MONKMAN, AP ;
ADAMS, P .
SYNTHETIC METALS, 1991, 40 (01) :87-96
[7]   SOLITONS IN POLYACETYLENE PRODUCED AND PROBED BY POSITIVE MUONS [J].
NAGAMINE, K ;
ISHIDA, K ;
MATSUZAKI, T ;
NISHIYAMA, K ;
KUNO, Y ;
YAMAZAKI, T ;
SHIRAKAWA, H .
PHYSICAL REVIEW LETTERS, 1984, 53 (18) :1763-1766
[8]   MU-SR IN POLYACETYLENES [J].
NAGAMINE, K ;
ISHIDA, K .
HYPERFINE INTERACTIONS, 1986, 32 (1-4) :535-549
[9]  
PANDEY SS, 1991, 1ST P INT C FRONT PO
[10]  
PRATT FL, 1990, HYPERFINE INTERACT, V65, P847, DOI 10.1007/BF02397737