Terahertz displacive excitation of a coherent Raman-active phonon in V2O3

Autor: Giorgianni, Flavio, Udina, Mattia, Cea, Tommaso, Paris, Eugenio, Caputo, Marco, Radovic, Milan, Boie, Larissa, Sakai, Joe, Schneider, Christof W., Johnson, Steven Lee

Publikováno v: Communications Physics, 5
Repositorio Institucional del Instituto Madrileño de Estudios Avanzados en Nanociencia
instname
Dipòsit Digital de Documents de la UAB
Universitat Autònoma de Barcelona
Communications physics 5 (2022): 103-1–103-7. doi:10.1038/s42005-022-00882-7
info:cnr-pdr/source/autori:Giorgianni, Flavio; Udina, Mattia; Cea, Tommaso; Paris, Eugenio; Caputo, Marco; Radovic, Milan; Boie, Larissa; Sakai, Joe; Schneider, Christof W.; Johnson, Steven Lee/titolo:Terahertz displacive excitation of a coherent Raman-active phonon in V2O3/doi:10.1038%2Fs42005-022-00882-7/rivista:Communications physics/anno:2022/pagina_da:103-1/pagina_a:103-7/intervallo_pagine:103-1–103-7/volume:5

Nonlinear processes involving frequency-mixing of light fields set the basis for ultrafast coherent spectroscopy of collective modes in solids. In certain semimetals and semiconductors, generation of coherent phonon modes can occur by a displacive fo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0a27e2294e01eba055e3b5fac4bd35f9
https://hdl.handle.net/20.500.11850/546107

SrCu$_2$(BO$_3$)$_2$ under pressure: a first-principle study

Autor: Badrtdinov, Danis I., Tsirlin, Alexander A., Mazurenko, Vladimir V., Mila, Fr��d��ric

Publikováno v: Phys. Rev. B
Physical Review B

Using density-functional theory (DFT) band-structure calculations, we study the crystal structure, the lattice dynamics, and the magnetic interactions in the Shastry-Sutherland magnet SrCu$_2$(BO$_3$)$_2$ under pressure, concentrating on experimental

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::286045882c3b1b222d10deadc5948fd7
http://arxiv.org/abs/2003.01212

Magnetic transitions in CaMn7 O12 Raman observation of spin-phonon couplings

Autor: Toulouse, C., Martin, Christine, Measson, Marie-Aude, Gallais, Y., Sacuto, A., Cazayous, M.

Publikováno v: Physical Review B
Physical Review B, 2019, 99 (2), pp.024303. ⟨10.1103/PhysRevB.99.024303⟩
Physical Review B, American Physical Society, 2019, 99 (2), pp.024303. ⟨10.1103/PhysRevB.99.024303⟩
Physical Review B : Condensed matter and materials physics
Physical Review B : Condensed matter and materials physics, American Physical Society, 2019, 99 (2), pp.024303. ⟨10.1103/PhysRevB.99.024303⟩

International audience; The quadruple perovskite calcium manganite (CaMn7O12) is a multiferroic material in which a giant magnetically induced ferroelectric polarization has been reported, making it potentially very interesting for magnetoelectric ap

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::a381e4ed2369395801cb230d31d64603
https://normandie-univ.hal.science/hal-02278628

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