Untangling free carrier and exciton dynamics in layered hybrid perovskites using ultrafast optical and terahertz spectroscopy

Autor: Folusho Helen Balogun, Nathaniel P Gallop, Dumitru Sirbu, Jake D Hutchinson, Nathan Hill, Jack M Woolley, David Walker, Stephen York, Pablo Docampo, Rebecca L Milot

Publikováno v: Materials Research Express, Vol 11, Iss 2, p 025503 (2024)

Layered hybrid perovskites (LPKs) are promising as alternatives or additives to 3D metal halide perovskites for optoelectronic applications including photovoltaic cells, LEDs and lasers due to their increased stability. However, high exciton binding

Externí odkaz: https://doaj.org/article/e1654059e4294ef69bb8098ce49419e1

Electron–phonon coupling in hybrid lead halide perovskites

Autor: Adam D. Wright, Carla Verdi, Rebecca L. Milot, Giles E. Eperon, Miguel A. Pérez-Osorio, Henry J. Snaith, Feliciano Giustino, Michael B. Johnston, Laura M. Herz

Publikováno v: Nature Communications, Vol 7, Iss 1, Pp 1-9 (2016)

Phonon scattering limits charge transport in perovskite solar cells, yet the interactions involved are still poorly understood. Here, Wright et al. show by photoluminescence measurements and first-principles calculations that longitudinal optical pho

Externí odkaz: https://doaj.org/article/6561dfa5ff6f4a9cbc5da33fac961782

Untangling Free Carrier and Exciton dynamics in Layered Hybrid Perovskites using Time-Resolved Terahertz Spectroscopy

Autor: Folusho Helen Balogun, Dumitru Sirbu, Nathaniel P. Gallop, Jake D. Hutchinson, Nathan Hill, Jack M. Woolley, Michael Staniforth, Pablo Docampo, Rebecca L. Milot

Publikováno v: Proceedings of the International Conference on Hybrid and Organic Photovoltaics.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7522bae7f537354f3a22e42d7e2362cf
https://doi.org/10.29363/nanoge.hopv.2022.084

Ultrafast photo-induced phonon hardening due to Pauli blocking in MAPbI 3 single-crystal and polycrystalline perovskites

Autor: Jay B. Patel, Jiali Peng, Michael B. Johnston, Feliciano Giustino, Laura M. Herz, Qianqian Lin, Adam D. Wright, Samuel Poncé, Aleksander M. Ulatowski, Chelsea Q. Xia, H. Kraus, Rebecca L. Milot

Metal-halide perovskite semiconductors have attracted intense interest over the past decade, particularly for applications in photovoltaics. Low-energy optical phonons combined with significant crystal anharmonicity play an important role in charge-c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::53866f4959f315f1ba1585987d3597b5
http://wrap.warwick.ac.uk/158422/1/WRAP-ultrafast-photo-induced-phonon-hardening-due-Pauli-blocking-MAPbI-3-single-crystal-polycrystalline-perovskites-Milot-2021.pdf

Nanotechnology for catalysis and solar energy conversion

Autor: Jacinto Sá, George C. Schatz, Rebecca L. Milot, Kevin L. Kohlstedt, Matthew C. Beard, Gerrit Boschloo, Fraser A. Armstrong, Uri Banin, Erik M. J. Johansson, Michael B. Johnston, Victor S. Batista, Weijun Ke, Leif Hammarström, Haining Tian, Ioannis Spanopoulos, Gary W. Brudvig, Arthur J. Nozik, Nathan S. Lewis, Thomas J. Meyer, Laura M. Herz, Clare F. Megarity, Nir Waiskopf, Marina Freitag, Mercouri G. Kanatzidis, Charles A. Schmuttenmaer

Publikováno v: Banin, U, Waiskopf, N, Hammarström, L, Boschloo, G, Freitag, M, Johansson, E M J, Sá, J, Tian, H, Johnston, M B, Herz, L M, Milot, R L, Kanatzidis, M G, Ke, W, Spanopoulos, I, Kohlstedt, K L, Schatz, G C, Lewis, N, Meyer, T, Nozik, A J, Beard, M C, Armstrong, F, Megarity, C F, Schmuttenmaer, C A, Batista, V S & Brudvig, G W 2020, ' Nanotechnology for catalysis and solar energy conversion ', Nanotechnology, vol. 32, no. 4, 042003 . https://doi.org/10.1088/1361-6528/abbce8

This roadmap on Nanotechnology for Catalysis and Solar Energy Conversion focuses on the application of nanotechnology in addressing the current challenges of energy conversion: ‘high efficiency, stability, safety, and the potential for low-cost/sca

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c0ba97a8467f5431979afa9f7cd06df7
http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-425901