共 38 条
Spectroscopic ellipsometry of the optical functions of tris (8-hydroxyquinoline) aluminum (Alq3)
被引:40
作者:

Djurisic, AB
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机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China

Kwong, CY
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机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China

Guo, WL
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机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China

Lau, TW
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h-index: 0
机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China

Li, EH
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h-index: 0
机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China

Liu, ZT
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机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China

Kwok, HS
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机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China

Lam, LSM
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机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China

Chan, WK
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机构: Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
机构:
[1] Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
[2] Univ Hong Kong, Dept Phys, Hong Kong, Hong Kong, Peoples R China
[3] Hong Kong Univ Sci & Technol, Dept Elect & Elect Engn, Kowloon, Hong Kong, Peoples R China
[4] Univ Hong Kong, Dept Chem, Hong Kong, Hong Kong, Peoples R China
关键词:
organic semiconductors;
optical properties;
D O I:
10.1016/S0040-6090(02)00616-8
中图分类号:
T [工业技术];
学科分类号:
08 ;
摘要:
Optical functions of tris (8-hydroxyquinoline) aluminum (Alq(3)) have been studied in the spectral range from 1.55 to 5 eV using spectroscopic ellipsometry. The samples have been deposited by thermal evaporation on glass substrates. Optical functions of Alq(3) deposited on unheated substrates and on substrates kept at 100 degreesC have been determined. The influence of atmosphere exposure to the optical properties of the Alq(3) films has been investigated by photoluminescence measurements, absorption measurements, and spectroscopic ellipsometry. It has been found that the substrate temperature during evaporation affects the environmental stability of the films. (C) 2002 Elsevier Science B.V. All rights reserved.
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页码:233 / 241
页数:9
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