화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2013년 가을 (10/23 ~ 10/25, 대구 EXCO)
권호 19권 2호, p.1997
발표분야 재료
제목 Surface Modification of ZnO for Fabrication of Inverted Hybrid Solar Cells with Improved Power Conversion Efficiency
초록 A prototypical system involving poly(3-hexylthiophene) (P3HT) on planar zinc oxide (ZnO) films that have been modified via deep and spin coating and with 6 different types of molecules: 1-Pyrenecarboxylic acid (PCA), 1-Pyrenesulfonic acid sodium salt (PSA), 3-Thiophenecarboxylic acid (TCA), 5-Hexyl-2-thiophenecarboxylic acid (HTCA), Sunset Yellow FCF (SY) and Fast Green FCF (FG) were examined. The functionalized surfaces were characterized using water contact angle measurements and atomic force microscopy. For all of the modifiers, the short circuit current (JSC), open circuit voltage (VOC), and power conversion efficiency (PCE) were higher for spin coated samples. Between all devices, samples modified with FG via spin coating showed highest PCEs, 0.4018% which it was more than 6 times higher than un-modified device.
저자 Vahid Karimkhani1, Tahmineh Mahmoudi2, Hwa Young Yang3, 노원엽4, 한윤봉2
소속 1전북대, 2School of Semiconductor and Chemical Engineering, 3Nanomaterials Processing Research Center, 4Chonbuk National Univ.
키워드 Hybrid Solar Cell; ZnO; Surface Modification; Power Conversion Efficiency
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