Unimolecular electrical rectification in hexadecylquinolinium tricyanoquinodimethanide

被引:576
作者
Metzger, RM
Chen, B
Hopfner, U
Lakshmikantham, MV
Vuillaume, D
Kawai, T
Wu, XL
Tachibana, H
Hughes, TV
Sakurai, H
Baldwin, JW
Hosch, C
Cava, MP
Brehmer, L
Ashwell, GJ
机构
[1] UNIV POTSDAM,INST SOLID STATE PHYS,D-14469 POTSDAM,GERMANY
[2] CRANFIELD UNIV,CTR MOL ELECT,CRANFIELD MK43 0AL,BEDS,ENGLAND
[3] CNRS,INST ELECT & MICROELECT NORD,F-59652 VILLENEUVE DASCQ,FRANCE
[4] OSAKA UNIV,DEPT ELECT ENGN,SUITA,OSAKA 565,JAPAN
关键词
D O I
10.1021/ja971811e
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Macroscopic and nanoscopic current-voltage measurements reveal asymmetries in the DC electrical conductivity through Langmuir-Blodgett multilayers and even monolayers of gamma-(n-hexadecyl)quinolinum tricyano-quinodimethanide, C(16)H(33)Q-3CNQ (5) These asymmetries are due to a transition of the ground-state zwitterion to an excited-state conformer which is probably neutral. Unimolecular electrical rectification by monolayers of 5 is unequivocally confirmed.
引用
收藏
页码:10455 / 10466
页数:12
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