Momentum-resolved non-radiative energy flow in photoexcited black phosphorus

Hélène Seiler; Daniela Zahn; Marios Zacharias; Patrick-Nigel Hildebrandt; Thomas Vasileiadis; Yoav William Windsor; Yoav William Windsor; Yingpeng Qi; Christian Carbogno; Claudia Draxl; Ralph Ernstorfer; Ralph Ernstorfer; Fabio Caruso

doi:10.1364/UP.2022.F1A.5

The International Conference on Ultrafast Phenomena (UP) 2022
Technical Digest Series (Optica Publishing Group, 2022),
paper F1A.5
•https://doi.org/10.1364/UP.2022.F1A.5

Momentum-resolved non-radiative energy flow in photoexcited black phosphorus

Hélène Seiler, Daniela Zahn, Marios Zacharias, Patrick-Nigel Hildebrandt, Thomas Vasileiadis, Yoav William Windsor, Yingpeng Qi, Christian Carbogno, Claudia Draxl, Ralph Ernstorfer, and Fabio Caruso

International Conference on Ultrafast Phenomena 2022

Montreal, Quebec Canada
18–22 July 2022
ISBN: 978-1-957171-07-4

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Energy Materials (F1A)

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H. Seiler, D. Zahn, M. Zacharias, P. Hildebrandt, T. Vasileiadis, Y. W. Windsor, Y. Qi, C. Carbogno, C. Draxl, R. Ernstorfer, and F. Caruso, "Momentum-resolved non-radiative energy flow in photoexcited black phosphorus," in The International Conference on Ultrafast Phenomena (UP) 2022, F. Légaré, T. Tahara, J. Biegert, T. Brixner, and N. Dudovich, eds., Technical Digest Series (Optica Publishing Group, 2022), paper F1A.5.

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Abstract

We perform femtosecond electron diffuse scattering measurements on black phosphorus. We reproduce the non-equilibrium structural dynamics using ultrafast dynamics simulations based on the time-dependent Boltzmann formalism and calculations of the all-phonon structure factor.

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