STRUCTURAL AND ELECTRONIC PROPERTIES OF PENTACENE/PENTACENEQUINONE THIN FILMS PREPARED BY LANGMUIR-BLODGETT TECHNIQUE

被引:0
作者
Weis, Martin [2 ]
Gmucova, Katarina [1 ]
Hasko, Daniel [3 ]
Muellerova, Jarmila [4 ]
机构
[1] Slovak Acad Sci, Inst Phys, SK-84511 Bratislava, Slovakia
[2] Slovak Tech Univ, Fac Elect Engn & Informat Technol, SK-81219 Bratislava, Slovakia
[3] Slovak Tech Univ, Ctr Int Laser, SK-81219 Bratislava, Slovakia
[4] Univ Zilina, Fac Elect Engn, Dept Engn Fundamentals, SK-03101 Liptovsky Mikulas, Slovakia
关键词
Pentacene; Monolayers; Thin films; Langmuir-Blodgett technique; Electrochemistry; X-ray diffraction; Atomic force microscopy; FIELD-EFFECT TRANSISTORS; LIGHT-EMITTING-DIODES; SOLAR-CELLS; PENTACENE; PERFORMANCE; TRANSPORT; GROWTH;
D O I
10.1135/cccc2008210
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Structural and electronic properties of pentacene/pentacenequinone thin films prepared on various solid-state substrates by the Langmuir-Blodgett technique are reported. Amorphous structure of the prepared films has been proved by XRD measurements. Oxygen-related defects have been identified in the Langmuir-Blodgett films as a consequence of the exposure of pentacene Langmuir layer to air. Crystallization induced by thermal treatment of the prepared amorphous thin films has been observed. Electronic properties of pentacene/pentacenequinone Langmuir-Blodgett films have been investigated in the contact-less architecture using electrochemical techniques. The energy band diagram of the amorphous pentacene/pentacenequinone Langmuir-Blodgett film on a metallic surface was constructed from the obtained electrochemical data.
引用
收藏
页码:565 / 579
页数:15
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