Journal ArticleDOI
Impact of Urbach energy on open-circuit voltage deficit of thin-film solar cells
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TLDR
In this paper, the relation between short-circuit current density (JSC) and the Urbach energy (EE) was investigated for thin-film photovoltaic cells, and the relationship between the EE and the voltage deficit was shown.About:
This article is published in Solar Energy Materials and Solar Cells.The article was published on 2020-06-15. It has received 83 citations till now. The article focuses on the topics: Copper indium gallium selenide solar cells & Open-circuit voltage.read more
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Ag Incorporation with Controlled Grain Growth Enables 12.5% Efficient Kesterite Solar Cell with Open Circuit Voltage Reached 64.2% Shockley–Queisser Limit
Yuancai Gong,Ruichan Qiu,Chuanyou Niu,Junjie Fu,Erin Jedlicka,Rajiv Giridharagopal,Qiang Zhu,Yage Zhou,Weibo Yan,Shaotang Yu,Jingjing Jiang,Sixin Wu,David S. Ginger,Wei Huang,Hao Xin +14 more
Journal ArticleDOI
Efficient Wide-Bandgap Mixed-Cation and Mixed-Halide Perovskite Solar Cells by Vacuum Deposition.
Lidón Gil-Escrig,Chris Dreessen,Francisco Palazon,Zafer Hawash,Ellen Moons,Steve Albrecht,Michele Sessolo,Henk J. Bolink +7 more
TL;DR: This work describes a four-source vacuum deposition process to prepare wide-bandgap perovskites of the type FA1–nCsnPb(I1–xBrx)3 with a tunable bandgap and controlled morphology, using FAI, CsI, PbI2, and PbBr2 as the precursors.
Journal ArticleDOI
Efficient Vacuum-Deposited Perovskite Solar Cells with Stable Cubic FA1–xMAxPbI3
Lidón Gil-Escrig,Chris Dreessen,Ismail Cihan Kaya,Beom-Soo Kim,Francisco Palazon,Michele Sessolo,Henk J. Bolink +6 more
TL;DR: The preparation of black formamidinium lead iodide (FAPbI3) requires high-temperature annealing and the incorporation of smaller A-site cations, such as methylammonium (MA+), cesium, or rubidium as mentioned in this paper.
Journal ArticleDOI
Ge Bidirectional Diffusion to Simultaneously Engineer Back Interface and Bulk Defects in the Absorber for Efficient CZTSSe Solar Cells
Jinlin Wang,Jiazheng Zhou,Xiao Xu,Fanqi Meng,Chun-ping Xiang,Licheng Lou,Kang Yin,Biwen Duan,Huijue Wu,Jiang Tian Shi,Yanhong Luo,Dongmei Li,Hao Xin,Qingbo Meng +13 more
TL;DR: In this paper , a thin GeO2 layer on Mo substrates was introduced to reduce defect density and band tailing of CZTSSe absorbers. And the authors showed that the effect of GeO 2 diffusion on the back interface of CzTSSe solar cells can be further analyzed.
Journal ArticleDOI
Urbach Energy and Open-Circuit Voltage Deficit for Mixed Anion-Cation Perovskite Solar Cells.
Biwas Subedi,Chongwen Li,Cong Mei Chen,Dachang Liu,Maxwell M. Junda,Zhaoning Song,Yanfa Yan,Nikolas J. Podraza +7 more
TL;DR: In this paper , the correlation between the Urbach energy of the perovskite thin film and open-circuit voltage (VOC) deficit for corresponding solar cells was investigated.
References
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Journal ArticleDOI
Efficient Hybrid Solar Cells Based on Meso-Superstructured Organometal Halide Perovskites
Michael M. Lee,Joël Teuscher,Tsutomu Miyasaka,Takurou N. Murakami,Takurou N. Murakami,Henry J. Snaith +5 more
TL;DR: A low-cost, solution-processable solar cell, based on a highly crystalline perovskite absorber with intense visible to near-infrared absorptivity, that has a power conversion efficiency of 10.9% in a single-junction device under simulated full sunlight is reported.
Journal ArticleDOI
Solvent engineering for high-performance inorganic–organic hybrid perovskite solar cells
TL;DR: A bilayer architecture comprising the key features of mesoscopic and planar structures obtained by a fully solution-based process is reported, providing important progress towards the understanding of the role of solution-processing in the realization of low-cost and highly efficient perovskite solar cells.
Journal ArticleDOI
High-performance photovoltaic perovskite layers fabricated through intramolecular exchange
Woon Seok Yang,Jun Hong Noh,Nam Joong Jeon,Young Chan Kim,Seungchan Ryu,Jangwon Seo,Sang Il Seok +6 more
TL;DR: An approach for depositing high-quality FAPbI3 films, involving FAP bI3 crystallization by the direct intramolecular exchange of dimethylsulfoxide (DMSO) molecules intercalated in PbI2 with formamidinium iodide is reported.
Journal ArticleDOI
Device Characteristics of CZTSSe Thin‐Film Solar Cells with 12.6% Efficiency
Journal ArticleDOI
Efficient inorganic–organic hybrid heterojunction solar cells containing perovskite compound and polymeric hole conductors
Jin Hyuck Heo,Sang Hyuk Im,Jun Hong Noh,Tarak Nath Mandal,Choong-Sun Lim,Jeong Ah Chang,Yong Hui Lee,Hi-jung Kim,Arpita Sarkar,Md. K. Nazeeruddin,Michael Grätzel,Sang Il Seok +11 more
TL;DR: In this paper, a layered sandwich-type architecture is proposed for next-generation dye-sensitized solar cells, which consists of a bicontinuous three-dimensional nanocomposite of mesoporous (mp)-TiO2,w ith CH 3NH3PbII3 perovskite as light harvester, as well as a polymeric hole conductor.