Highly Efficient Multiple Exciton Generation and Harvesting in Few-Layer Black Phosphorus and Heterostructure.
Sign Up to like & getrecommendations! Published in 2020 at "Nano letters"
DOI: 10.1021/acs.nanolett.0c03328
Abstract: Multiple exciton generation (MEG) in semiconductors that yields two or more excitons by absorbing one high-energy photon has been proposed to break the Shockley-Queisser limit and boost photon-to-electron conversion efficiency. However, MEG performance in conventional… read more here.
Keywords: layer black; generation; black phosphorus; multiple exciton ... See more keywords
Direct Visualization and Determination of the Multiple Exciton Generation Rate
Sign Up to like & getrecommendations! Published in 2020 at "ACS Omega"
DOI: 10.1021/acsomega.0c02067
Abstract: Multiple exciton generation (MEG) takes place in competition to other hot carrier cooling processes. While the determination of carrier cooling rates is well established, direct information on MEG dynamics has been lacking. Here, we present… read more here.
Keywords: methodology; carrier; rate; multiple exciton ... See more keywords
Dye-Sensitized Multiple Exciton Generation in Lead Sulfide Quantum Dots
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.2c07109
Abstract: Multiple exciton generation (MEG), the generation of multiple excitons from the absorption of a single high-energy photon, is a strategy to go beyond the limiting efficiencies that define current-day solar cells by harvesting some of… read more here.
Keywords: quantum dots; exciton generation; energy; generation ... See more keywords
Multiple exciton generation for photoelectrochemical hydrogen evolution reactions with quantum yields exceeding 100
Sign Up to like & getrecommendations! Published in 2017 at "Nature Energy"
DOI: 10.1038/nenergy.2017.52
Abstract: Multiple exciton generation (MEG) in quantum dots (QDs) has the potential to greatly increase the power conversion efficiency in solar cells and in solar-fuel production. During the MEG process, two electron–hole pairs (excitons) are created… read more here.
Keywords: efficiency; hydrogen evolution; multiple exciton; exciton generation ... See more keywords
Multiple Exciton Generation in 3D-Ordered Networks of Ge Quantum Wires in Alumina Matrix
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15155353
Abstract: Thin films containing 3D-ordered semiconductor quantum wires offer a great tool to improve the properties of photosensitive devices. In the present work, we investigate the photo-generated current in thin films consisting of an interconnected 3D-ordered… read more here.
Keywords: exciton generation; quantum wires; generation; multiple exciton ... See more keywords