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Photoconductivity and oxygen adsorption of Cu-phthalocyanine thin films on cadmium sulphide surfaces. / Komolov, AS; Moller, PJ.

In: Applied Surface Science, Vol. 212, 15.05.2003, p. 497-500.

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Komolov, AS ; Moller, PJ. / Photoconductivity and oxygen adsorption of Cu-phthalocyanine thin films on cadmium sulphide surfaces. In: Applied Surface Science. 2003 ; Vol. 212. pp. 497-500.

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@article{22f89bed320a4e739e15c089fa6dba23,
title = "Photoconductivity and oxygen adsorption of Cu-phthalocyanine thin films on cadmium sulphide surfaces",
abstract = "Sandwich structures based on 10 nm thin Cu-phthalocyanine (CuPc) films vacuum deposited on a 500 nm thick cadmium sulphide US film surface-deposited onto a glass substrate-demonstrated pronounced photoconductivity at 10(5) Pa O-2 pressure and in vacuum. The photoconductivity transient profiles were measured throughout the spectral range from 300 to 900 nm and the photoconductivity spectra were built on the basis of these data. Two photoconductivity components that had different relaxation time and spectral distribution were registered in the pressure range from 10(-6) to 10(1) Pa. Only the faster photoconductivity component was left after the structure under study was exposed to 10(5) Pa O-2. Formation of an interface layer between US and CuPc films, having electronic properties different from each of the films, is suggested. The faster photoconductivity component is attributed to incident light absorption in a US subsurface region that is possibly modified by the presence of the CuPc molecules. The slower photoconductivity component is attributed to the processes in the interface layer or in the CuPc film. (C) 2003 Elsevier Science B.V. All rights reserved.",
keywords = "semiconductor-organic semiconductor interfaces, photoconductivity, copper-phthalocyanine, oxygen, adsorption, COPPER PHTHALOCYANINE, ELECTRONIC-STRUCTURES, MOLECULAR FILMS, INTERFACES, DEVICES",
author = "AS Komolov and PJ Moller",
year = "2003",
month = may,
day = "15",
doi = "10.1016/S0169-4332(03)00464-1",
language = "Английский",
volume = "212",
pages = "497--500",
journal = "Applied Surface Science",
issn = "0169-4332",
publisher = "Elsevier",
note = "null ; Conference date: 08-07-2002 Through 12-07-2002",

}

RIS

TY - JOUR

T1 - Photoconductivity and oxygen adsorption of Cu-phthalocyanine thin films on cadmium sulphide surfaces

AU - Komolov, AS

AU - Moller, PJ

PY - 2003/5/15

Y1 - 2003/5/15

N2 - Sandwich structures based on 10 nm thin Cu-phthalocyanine (CuPc) films vacuum deposited on a 500 nm thick cadmium sulphide US film surface-deposited onto a glass substrate-demonstrated pronounced photoconductivity at 10(5) Pa O-2 pressure and in vacuum. The photoconductivity transient profiles were measured throughout the spectral range from 300 to 900 nm and the photoconductivity spectra were built on the basis of these data. Two photoconductivity components that had different relaxation time and spectral distribution were registered in the pressure range from 10(-6) to 10(1) Pa. Only the faster photoconductivity component was left after the structure under study was exposed to 10(5) Pa O-2. Formation of an interface layer between US and CuPc films, having electronic properties different from each of the films, is suggested. The faster photoconductivity component is attributed to incident light absorption in a US subsurface region that is possibly modified by the presence of the CuPc molecules. The slower photoconductivity component is attributed to the processes in the interface layer or in the CuPc film. (C) 2003 Elsevier Science B.V. All rights reserved.

AB - Sandwich structures based on 10 nm thin Cu-phthalocyanine (CuPc) films vacuum deposited on a 500 nm thick cadmium sulphide US film surface-deposited onto a glass substrate-demonstrated pronounced photoconductivity at 10(5) Pa O-2 pressure and in vacuum. The photoconductivity transient profiles were measured throughout the spectral range from 300 to 900 nm and the photoconductivity spectra were built on the basis of these data. Two photoconductivity components that had different relaxation time and spectral distribution were registered in the pressure range from 10(-6) to 10(1) Pa. Only the faster photoconductivity component was left after the structure under study was exposed to 10(5) Pa O-2. Formation of an interface layer between US and CuPc films, having electronic properties different from each of the films, is suggested. The faster photoconductivity component is attributed to incident light absorption in a US subsurface region that is possibly modified by the presence of the CuPc molecules. The slower photoconductivity component is attributed to the processes in the interface layer or in the CuPc film. (C) 2003 Elsevier Science B.V. All rights reserved.

KW - semiconductor-organic semiconductor interfaces

KW - photoconductivity

KW - copper-phthalocyanine

KW - oxygen

KW - adsorption

KW - COPPER PHTHALOCYANINE

KW - ELECTRONIC-STRUCTURES

KW - MOLECULAR FILMS

KW - INTERFACES

KW - DEVICES

U2 - 10.1016/S0169-4332(03)00464-1

DO - 10.1016/S0169-4332(03)00464-1

M3 - статья

VL - 212

SP - 497

EP - 500

JO - Applied Surface Science

JF - Applied Surface Science

SN - 0169-4332

Y2 - 8 July 2002 through 12 July 2002

ER -

ID: 18881380