OLED Fabrication by Using a Novel Planar Evaporation Technique

Organic light-emitting diode fabrication is suffering from extremely high material wasting during deposition especially using a typical point or even line source. Moreover, the need of depositing a high number of emitters and host(s) with a precise composition control in a single layer makes traditi...

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Main Authors: Fu-Ching Tung, Yi-Shan Wang, Shih-Hsiang Lai, Chien-Chih Chen, Szu-Hao Chen, Ching-Chiun Wang, Jwo-Huei Jou, Sun-Zen Chen
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:International Journal of Photoenergy
Online Access:http://dx.doi.org/10.1155/2014/683037
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author Fu-Ching Tung
Yi-Shan Wang
Shih-Hsiang Lai
Chien-Chih Chen
Szu-Hao Chen
Ching-Chiun Wang
Jwo-Huei Jou
Sun-Zen Chen
author_facet Fu-Ching Tung
Yi-Shan Wang
Shih-Hsiang Lai
Chien-Chih Chen
Szu-Hao Chen
Ching-Chiun Wang
Jwo-Huei Jou
Sun-Zen Chen
author_sort Fu-Ching Tung
collection DOAJ
description Organic light-emitting diode fabrication is suffering from extremely high material wasting during deposition especially using a typical point or even line source. Moreover, the need of depositing a high number of emitters and host(s) with a precise composition control in a single layer makes traditional vapor codeposition systems nearly impossible, unless otherwise with a very low yield. To improve, we have developed a novel thin-film deposition system with a planar source loadable with any premetered solvent-mixed organic compounds, plausibly with no component number limitation. We hence demonstrate experimentally, along with a Monte Carlo simulation, in the report the feasibility of using the technique to deposit on a large area-size substrate various organic materials with a relatively high material utilization rate coupling with high film uniformity. Specifically, nonuniformity of less than ±5% and material utilization rate of greater than 70% have been obtained for the studied films.
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institution Kabale University
issn 1110-662X
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language English
publishDate 2014-01-01
publisher Wiley
record_format Article
series International Journal of Photoenergy
spelling doaj-art-b79da51aea764401880cb19bd2aef6e72025-02-03T00:59:53ZengWileyInternational Journal of Photoenergy1110-662X1687-529X2014-01-01201410.1155/2014/683037683037OLED Fabrication by Using a Novel Planar Evaporation TechniqueFu-Ching Tung0Yi-Shan Wang1Shih-Hsiang Lai2Chien-Chih Chen3Szu-Hao Chen4Ching-Chiun Wang5Jwo-Huei Jou6Sun-Zen Chen7Department of Materials Science and Engineering, National Tsing Hua University, Hsinchu 30013, TaiwanMechanical and Systems Research Laboratories, Industrial Technology Research Institute, Hsinchu 31040, TaiwanMechanical and Systems Research Laboratories, Industrial Technology Research Institute, Hsinchu 31040, TaiwanMechanical and Systems Research Laboratories, Industrial Technology Research Institute, Hsinchu 31040, TaiwanMechanical and Systems Research Laboratories, Industrial Technology Research Institute, Hsinchu 31040, TaiwanMechanical and Systems Research Laboratories, Industrial Technology Research Institute, Hsinchu 31040, TaiwanDepartment of Materials Science and Engineering, National Tsing Hua University, Hsinchu 30013, TaiwanCenter for Nanotechnology, Materials Science, and Microsystems, National Tsing Hua University, Hsinchu 30013, TaiwanOrganic light-emitting diode fabrication is suffering from extremely high material wasting during deposition especially using a typical point or even line source. Moreover, the need of depositing a high number of emitters and host(s) with a precise composition control in a single layer makes traditional vapor codeposition systems nearly impossible, unless otherwise with a very low yield. To improve, we have developed a novel thin-film deposition system with a planar source loadable with any premetered solvent-mixed organic compounds, plausibly with no component number limitation. We hence demonstrate experimentally, along with a Monte Carlo simulation, in the report the feasibility of using the technique to deposit on a large area-size substrate various organic materials with a relatively high material utilization rate coupling with high film uniformity. Specifically, nonuniformity of less than ±5% and material utilization rate of greater than 70% have been obtained for the studied films.http://dx.doi.org/10.1155/2014/683037
spellingShingle Fu-Ching Tung
Yi-Shan Wang
Shih-Hsiang Lai
Chien-Chih Chen
Szu-Hao Chen
Ching-Chiun Wang
Jwo-Huei Jou
Sun-Zen Chen
OLED Fabrication by Using a Novel Planar Evaporation Technique
International Journal of Photoenergy
title OLED Fabrication by Using a Novel Planar Evaporation Technique
title_full OLED Fabrication by Using a Novel Planar Evaporation Technique
title_fullStr OLED Fabrication by Using a Novel Planar Evaporation Technique
title_full_unstemmed OLED Fabrication by Using a Novel Planar Evaporation Technique
title_short OLED Fabrication by Using a Novel Planar Evaporation Technique
title_sort oled fabrication by using a novel planar evaporation technique
url http://dx.doi.org/10.1155/2014/683037
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AT shihhsianglai oledfabricationbyusinganovelplanarevaporationtechnique
AT chienchihchen oledfabricationbyusinganovelplanarevaporationtechnique
AT szuhaochen oledfabricationbyusinganovelplanarevaporationtechnique
AT chingchiunwang oledfabricationbyusinganovelplanarevaporationtechnique
AT jwohueijou oledfabricationbyusinganovelplanarevaporationtechnique
AT sunzenchen oledfabricationbyusinganovelplanarevaporationtechnique