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Mingyang Wei

Researcher at University of Toronto

Publications -  59
Citations -  7003

Mingyang Wei is an academic researcher from University of Toronto. The author has contributed to research in topics: Perovskite (structure) & Quantum dot. The author has an hindex of 28, co-authored 46 publications receiving 3550 citations. Previous affiliations of Mingyang Wei include Peking University.

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Ultra-bright and highly efficient inorganic based perovskite light-emitting diodes.

TL;DR: This work incorporated a small amount of methylammonium organic cation into the CsPbBr3 lattice and by depositing a hydrophilic and insulating polyvinyl pyrrolidine polymer atop the ZnO electron-injection layer obtained light-emitting diodes exhibiting a high brightness and high external quantum efficiency.
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Monolithic all-perovskite tandem solar cells with 24.8% efficiency exploiting comproportionation to suppress Sn( ii ) oxidation in precursor ink

TL;DR: Lin et al. as discussed by the authors used metallic tin to prevent oxidation in mixed Pb-Sn narrowbandgap perovskites to reduce the Sn4+ (an oxidation product of Sn2+) to Sn2+ via a comproportionation reaction.
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All-perovskite tandem solar cells with 24.2% certified efficiency and area over 1 cm2 using surface-anchoring zwitterionic antioxidant

TL;DR: Xiao et al. as mentioned in this paper used strongly reductive surface-anchoring zwitterionic molecules to suppress Sn2+ oxidation and passivate defects at the grain surfaces in mixed lead-tin perovskite films, enabling an efficiency of 21.7% (certified 20.7%).