PolyU research achieves record efficiency in semi-transparent solar cells, advancing the development of building-integrated photovoltaics (IMAGE)

The Hong Kong Polytechnic University

PolyU research achieves record efficiency in semi-transparent solar cells, advancing the development of building-integrated photovoltaics

Caption

a 2D TAS image of optimal ternary blend. b The intensity profiles of the TAS spectra with varied time delays for optimal ternary blend. c The corresponding TAS kinetic lifetimes of binary PBOF: eC9 and optimal ternary PBOF: eC9: PC61BM blends. d EQEEL spectra for binary and ternary devices. e ECT determination for binary PBOF: eC9 device. f ECT determination for the optimal ternary device.

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