Paper Abstract and Keywords |
Presentation |
2008-03-13 10:00
Polymer Thin Film Preparation by Vacuum Spray Method for Opto-Electronic Devices
-- Analyses of Spray Beam and Initial Stage of Thin-Film Preparation -- Mo Xiaoliang, Toshiko Mizokuro, Nobutaka Tanigaki, Takashi Hiraga (AIST), Noboru Umehara, Kazuyoshi Takagi, Sumio Yamamoto (Technical Support) OME2007-89 Link to ES Tech. Rep. Archives: OME2007-89 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
In order to improve the vacuum spray method, we investigated a spray beam and the initial stage of thin-film preparation. As the key parts, two types of pinhole nozzle with diameters of 10 and 20 μm were used. The spray solution beam in a vacuum chamber was irradiated with a green laser. By measuring the length of the laser-scattered part, the divergence angle of the spray beam and the relationship between the beam width and pump pressure were investigated. After diluted poly[2-methoxy-5-(2'-ethylhexoxy)-1,4-phenylenevinylene] (MEH-PPV) in a chloroform solution was injected onto the heated substrates in a short time period, the MEH-PPV particles on the substrates were analyzed by optical microscopy and atomic force microscopy. Compared with the nozzle with a pinhole with a diameter of 20 μm, the 10-μm-pinhole generated a spray beam with a big divergence angle, and the MEH-PPV particles on the substrate were smaller and more uniform in size. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
Vacuum Spray Method / Organic Thin Film / Conjugated Polymers / Polymer Particle / Poly(phenylene vinylene) / / / |
Reference Info. |
IEICE Tech. Rep., vol. 107, no. 546, OME2007-89, pp. 1-6, March 2008. |
Paper # |
OME2007-89 |
Date of Issue |
2008-03-06 (OME) |
ISSN |
Print edition: ISSN 0913-5685 Online edition: ISSN 2432-6380 |
Copyright and reproduction |
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OME2007-89 Link to ES Tech. Rep. Archives: OME2007-89 |
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