Photoinduced dynamics during electronic transfer from narrow to wide bandgap layers in one-dimensional heterostructured materials

Autor: Yuri Saida, Thomas Gauthier, Hiroo Suzuki, Satoshi Ohmura, Ryo Shikata, Yui Iwasaki, Godai Noyama, Misaki Kishibuchi, Yuichiro Tanaka, Wataru Yajima, Nicolas Godin, Gaël Privault, Tomoharu Tokunaga, Shota Ono, Shin-ya Koshihara, Kenji Tsuruta, Yasuhiko Hayashi, Roman Bertoni, Masaki Hada

Publikováno v: Nature Communications, Vol 15, Iss 1, Pp 1-12 (2024)

Abstract Electron transfer is a fundamental energy conversion process widely present in synthetic, industrial, and natural systems. Understanding the electron transfer process is important to exploit the uniqueness of the low-dimensional van der Waal

Externí odkaz: https://doaj.org/article/1154c4c9e1fe445b8997ff1fa7a3d11c

Dynamical limits for the molecular switching in a photoexcited material revealed by X-ray diffraction

Autor: Alix Volte, Celine Mariette, Roman Bertoni, Marco Cammarata, Xu Dong, Elzbieta Trzop, Herve Cailleau, Eric Collet, Matteo Levantino, Michael Wulff, Jacek Kubicki, Feng-Lei Yang, Marie-Laure Boillot, Benoit Corraze, Laurentiu Stoleriu, Cristian Enachescu, Maciej Lorenc

Publikováno v: Communications Physics, Vol 5, Iss 1, Pp 1-9 (2022)

Ultrafast methods have the ability to transiently decouple transitions between subsystems that evolve simultaneously at thermal equilibrium. Here, time-resolved X-ray diffraction reveals a time delay between volumetric and spin-state switching in a s

Externí odkaz: https://doaj.org/article/f54c72557c4c4e1fbed5ca4482ff8120

Ultrafast photo-induced dynamics of $$\hbox {V}_{2} \hbox {O}_{3}$$ thin films under hydrostatic pressure

Autor: Gaël Privault, Guénolé Huitric, Marius Hervé, Elzbieta Trzop, Julien Tranchant, Benoit Corraze, Zohra Khaldi, Laurent Cario, Etienne Janod, Jean-Claude Ameline, Nicolas Godin, Roman Bertoni

Publikováno v: The European Physical Journal Special Topics.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4fd6ae0b3907103f4d41f1ddbfc56db3
https://doi.org/10.1140/epjs/s11734-022-00680-w

Artificial Electro-Optical Neuron Integrating Hot Electrons in a Mott Insulator

Autor: Danylo Babich, Laurent Cario, Benoit Corraze, Maciej Lorenc, Julien Tranchant, Roman Bertoni, Marco Cammarata, Hervé Cailleau, Etienne Janod

Publikováno v: Physical Review Applied
Physical Review Applied, 2022, 17 (1), pp.014040. ⟨10.1103/PhysRevApplied.17.014040⟩

International audience; Mott insulators are a class of strongly correlated materials with emergent properties important for modern electronics applications, such as artificial neural networks. Under an electric field, these compounds undergo a resist

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5bc026473e975e502307d1461cfb8729
https://hal.science/hal-03565982/document

Single Laser Shot Photoinduced Phase Transition of Rubidium Manganese Hexacyanoferrate Investigated by X‐ray Diffraction

Autor: Giovanni Azzolina, Eric Collet, Céline Mariette, Marco Cammarata, Elzbieta Trzop, Mathias Sander, Matteo Levantino, Kosuke Nakagawa, Hiroko Tokoro, Shin‐ichi Ohkoshi, Roman Bertoni

Publikováno v: European Journal of Inorganic Chemistry
European Journal of Inorganic Chemistry, Wiley-VCH Verlag, 2019, 2019 (27), pp.3142-3147. ⟨10.1002/ejic.201801478⟩
European Journal of Inorganic Chemistry, 2019, 2019 (27), pp.3142-3147. ⟨10.1002/ejic.201801478⟩

International audience; We study by X-ray diffraction the phase transition of microcrystals of rubidium manganese hexacyanoferrate, for which combined electron transfer and structural reorganization are responsible for a change of magnetic properties

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d451f8d36c5433810cb09122911e4b8c
https://doi.org/10.1002/ejic.201801478