화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2019년 봄 (04/24 ~ 04/26, 제주국제컨벤션센터)
권호 25권 1호, p.799
발표분야 재료(Materials)
제목 Fully-ambient-processed Mesoscopic Semitransparent Perovskite Solar Cells by Islands-structure-MAPbI3-xClx-NiO Composite and Al2O3/NiO Interface Engineering
초록 We present fully-ambient-processed stable and mesoscopic semitransparent PSCs by non-continuous islands-structure-CH3NH3PbI3-xClx-NiO nanoparticles composite and interface engineering by inserting Al2O3/NiO at between TiO2 and MAPbI3-xClx-NiO/ composite layers in a device configuration of FTO/c-TiO2/mp-TiO2/Al2O3/NiO/islands-structure-MAPbI3-xClx-NiO/spiro-/Au. Except for the islands-structure-MAPbI3-xClx-NiO capping layer, a uniform and thicker and transparent TiO2/Al2O3/NiO/MAPbI3-xClx composite layer is formed, which can effectively reduce photocurrent density loss and interface recombination. The composite film of average visible transmittance (AVT) was ranged from 18% to 56% and the corresponding device PCE changed from 17.51% to 12.47%, and showed an excellent air stability over 270 days under ambient condition. Finally, we achieved semitransparent device of PCE = 10.06%, corresponding to AVT = 27%.
저자 왕유생, Tahmineh Mahmoudi, 양화영, Kiesar Sideeq Bhat, 한윤봉
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