Journal ArticleDOI
Strain Relaxation and Light Management in Tin–Lead Perovskite Solar Cells to Achieve High Efficiencies
Gaurav Kapil,Gaurav Kapil,Takeru Bessho,Chi Huey Ng,Kengo Hamada,Manish Pandey,Muhammad Akmal Kamarudin,Daisuke Hirotani,Takumi Kinoshita,Takashi Minemoto,Qing Shen,Taro Toyoda,Takurou N. Murakami,Hiroshi Segawa,Shuzi Hayase +14 more
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TLDR
Tin-lead (Sn-Pb)-based perovskite solar cells (PSCs) still exhibit inferior power conversion efficiency (PCE) compared to their pure Pb counterparts because of high voltage loss (VL) and high photo...Abstract:
Tin–lead (Sn–Pb)-based perovskite solar cells (PSCs) still exhibit inferior power conversion efficiency (PCE) compared to their pure Pb counterparts because of high voltage loss (VL) and high photo...read more
Citations
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Journal ArticleDOI
Impact of strain relaxation on performance of α-formamidinium lead iodide perovskite solar cells
TL;DR: Doping of cesium and methylenediammonium for formamidinium cations decreased lattice strain and increased carrier lifetime and reduced Urbach energy and defect concentration in high-efficiency lead halide perovskite solar cells.
Journal ArticleDOI
Lead-free tin-halide perovskite solar cells with 13% efficiency
Kohei Nishimura,Muhammad Akmal Kamarudin,Daisuke Hirotani,Kengo Hamada,Qing Shen,Satoshi Iikubo,Takashi Minemoto,Kenji Yoshino,Shuzi Hayase,Shuzi Hayase +9 more
TL;DR: In this article, the A site cation of tin halide perovskite solar cells was replaced with formamidinium cation to achieve a tolerance factor of nearly 1.
Journal ArticleDOI
Recent progress in tin-based perovskite solar cells
Jiupeng Cao,Feng Yan +1 more
TL;DR: In this paper, the authors summarized the device design of PSCs and the physical properties of tin-based perovskites and discussed the major challenges for this field and discuss the essential techniques in film preparation.
Journal ArticleDOI
Strain analysis and engineering in halide perovskite photovoltaics.
Dongtao Liu,Deying Luo,Affan N. Iqbal,Kieran W. P. Orr,Tiarnan Doherty,Zheng-Hong Lu,Samuel D. Stranks,Wei Zhang +7 more
TL;DR: In this article, the authors outline the fundamentals of strain within halide perovskites relevant to photovoltaic applications and rationalize approaches to characterize the phenomenon and examine recent breakthroughs in eliminating the adverse impacts of strain, enhancing both device efficiencies and operational stabilities.
Journal ArticleDOI
Low-bandgap mixed tin–lead iodide perovskites with reduced methylammonium for simultaneous enhancement of solar cell efficiency and stability
Chongwen Li,Zhaoning Song,Cong Chen,Chuanxiao Xiao,Biwas Subedi,Steven P. Harvey,Niraj Shrestha,Kamala Khanal Subedi,Lei Chen,Dachang Liu,You Li,Yong-Wah Kim,Chun-Sheng Jiang,Michael J. Heben,Dewei Zhao,Randy J. Ellingson,Nikolas J. Podraza,Mowafak Al-Jassim,Yanfa Yan +18 more
TL;DR: Li et al. as discussed by the authors reported a two-step bilayer interdiffusion growth process to simultaneously meet both requirements for formamidinium-based low-bandgap mixed tin-lead iodide perovskite solar cells.
References
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Journal ArticleDOI
Organometal Halide Perovskites as Visible-Light Sensitizers for Photovoltaic Cells
TL;DR: Two organolead halide perovskite nanocrystals were found to efficiently sensitize TiO(2) for visible-light conversion in photoelectrochemical cells, which exhibit strong band-gap absorptions as semiconductors.
Journal ArticleDOI
Detailed Balance Limit of Efficiency of p‐n Junction Solar Cells
TL;DR: In this article, an upper theoretical limit for the efficiency of p−n junction solar energy converters, called the detailed balance limit of efficiency, has been calculated for an ideal case in which the only recombination mechanism of holeelectron pairs is radiative as required by the principle of detailed balance.
Journal ArticleDOI
Sequential deposition as a route to high-performance perovskite-sensitized solar cells
Julian Burschka,Norman Pellet,Norman Pellet,Soo-Jin Moon,Robin Humphry-Baker,Peng Gao,Mohammad Khaja Nazeeruddin,Michael Grätzel +7 more
TL;DR: A sequential deposition method for the formation of the perovskite pigment within the porous metal oxide film that greatly increases the reproducibility of their performance and allows the fabrication of solid-state mesoscopic solar cells with unprecedented power conversion efficiencies and high stability.
Journal ArticleDOI
Compositional engineering of perovskite materials for high-performance solar cells
Nam Joong Jeon,Jun Hong Noh,Woon Seok Yang,Young Chan Kim,Seungchan Ryu,Jangwon Seo,Sang Il Seok +6 more
TL;DR: This work combines the promising—but relatively unstable formamidinium lead iodide with FAPbI3 with methylammonium lead bromide as the light-harvesting unit in a bilayer solar-cell architecture and improves the power conversion efficiency of the solar cell to more than 18 per cent under a standard illumination.
Journal ArticleDOI
Iodide management in formamidinium-lead-halide–based perovskite layers for efficient solar cells
Woon Seok Yang,Byung-wook Park,Eui Hyuk Jung,Nam Joong Jeon,Young Chan Kim,Dong Uk Lee,Seong Sik Shin,Jangwon Seo,Eun Kyu Kim,Jun Hong Noh,Sang Il Seok +10 more
TL;DR: The introduction of additional iodide ions into the organic cation solution, which is used to form the perovskite layers through an intramolecular exchanging process, decreases the concentration of deep-level defects, enabling the fabrication of PSCs with a certified power conversion efficiency.
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Carrier lifetimes of >1 μs in Sn-Pb perovskites enable efficient all-perovskite tandem solar cells
Jinhui Tong,Jinhui Tong,Zhaoning Song,Dong Hoe Kim,Xihan Chen,Cong Chen,Axel F. Palmstrom,Paul F. Ndione,Matthew O. Reese,Sean P. Dunfield,Sean P. Dunfield,Obadiah G. Reid,Obadiah G. Reid,Jun Liu,Fei Zhang,Steven P. Harvey,Zhen Li,Steven T. Christensen,Glenn Teeter,Dewei Zhao,Mowafak Al-Jassim,Maikel F.A.M. van Hest,Matthew C. Beard,Sean E. Shaheen,Joseph J. Berry,Yanfa Yan,Kai Zhu +26 more