ELECTRICAL-PROPERTIES OF TETRAAZAMACROCYCLE-SUBSTITUTED PHTHALOCYANINES

被引:15
作者
OZTURK, ZZ
ALTINDAL, A
GUREK, A
BEKAROGLU, O
机构
[1] TUBITAK MARMARA RES CTR,DEPT CHEM,POB 21,41470 GEBZE,TURKEY
[2] TUBITAK MARMARA RES CTR,DEPT ELECTR & SEMICOND TECHNOL,41470 GEBZE,TURKEY
[3] TECH UNIV ISTANBUL,DEPT CHEM,ISTANBUL,TURKEY
关键词
D O I
10.1016/0379-6779(92)90028-H
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
D.c. and a.c. conductivities of a copper phthalocyanine substituted with four 15-membered tetraazamacrocycles (1) and its pentanuclear complexes are measured as Au/MPc/Au sandwiches in vacuum and in air. Chemical doping with NOBF4 increases the d.c. conductivity of the order 10(2). Complexation of the perchlorate salts of Ni(II), Co(II) and Cu(II) with the macrocycles leads to an increase in the d.c. conductivity of about 10(2)-10(3), but the effects of chloride salts are not so distinct. A.c. conductivities of the phthalocyanines depend on frequency with the empirical formula sigma(omega) = A(T)omega(n(T)), where n is found to be between 0.37 and 1.20.
引用
收藏
页码:291 / 297
页数:7
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