Tuning the Magnetocaloric Properties of the La(Fe,Si)13 Compounds by Chemical Substitution and Light Element Insertion

Autor: Valérie Paul-Boncour, Lotfi Bessais

Publikováno v: Magnetochemistry, Vol 7, Iss 1, p 13 (2021)

LaFe13−xSix compounds exhibit a giant magnetocaloric effect and they are considered as a good magnetocaloric working substance for an environmentally friendly cooling technique. Nevertheless as the Curie temperature TC is around 200 K, it is necess

Externí odkaz: https://doaj.org/article/99a41644c8a54cd78dd5eb2aad65b591

Impact of the R and Mg on the structural, hydrogenation and magnetic properties of R3-XMgXCo9 (R = Pr, Nd, Tb and Y) compounds

Autor: Vitalii Shtender, Valérie Paul-Boncour, Roman Denys, Daniel Hedlund, Peter Svedlindh, Ihor Zavaliy

Publikováno v: Materials Research Bulletin
Materials Research Bulletin, Elsevier, 2022, 156, pp.111981. ⟨10.1016/j.materresbull.2022.111981⟩

International audience; R2MgCo9 (R = Pr, Nd, Tb and Y) compounds have been synthesized by a powder sintering method and thecorresponding hydrides have been prepared by a solid gas method. Their crystal structures and magneticproperties have been syst

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ffa3d6f871928a2fb4bb744dbd65fa68
https://hal.archives-ouvertes.fr/hal-03795571

Investigations of the Mn–Ni–Sm ternary system by means of anomalous X-ray diffraction, X-ray absorption and DFT calculations

Autor: Nicolas Madern, Judith Monnier, Jean-Claude Crivello, Junxian Zhang, Karine Provost, Valérie Paul-Boncour, Solenn Réguer, Dominique Thiaudière, Michel Latroche

Publikováno v: Journal of Alloys and Compounds. 939:168682

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b05f4a0f46a3beec1d0ae97073ac65b3
https://doi.org/10.1016/j.jallcom.2022.168682

TbMgNi4-xCox–(H,D)2 System. I: Synthesis, Hydrogenation Properties, and Crystal and Electronic Structures

Autor: Roman V. Denys, Valérie Paul-Boncour, V.V. Shtender, Jean-Claude Crivello, Ihor Zavaliy

Publikováno v: Journal of Physical Chemistry C
Journal of Physical Chemistry C, American Chemical Society, 2020, 124 (1), pp.196-204. ⟨10.1021/acs.jpcc.9b10252⟩

A series of cubic TbMgNi4-xCox (x = 0–4) pseudo-binary compounds have been synthesized by either a solid-state reaction or mechanical alloying with further annealing treatment. Their hydrogenation properties have been studied by pressure–composit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::adb782e1a93ced24805143ae836c6085
https://doi.org/10.1021/acs.jpcc.9b10252

Investigation by STEM-EELS of helium density in nanobubbles formed in aged palladium tritides

Autor: Valérie Paul-Boncour, M. Segard, Eric Leroy, B. Evin, Arnaud Fabre, S. Challet, Michel Latroche

Publikováno v: Journal of Alloys and Compounds
Journal of Alloys and Compounds, Elsevier, 2021, 878, pp.160267. ⟨10.1016/j.jallcom.2021.160267⟩
Journal of Alloys and Compounds, 2021, 878, pp.160267. ⟨10.1016/j.jallcom.2021.160267⟩

International audience; 3He nanobubbles created by radioactive decay of tritium in palladium tritide are investigated after several years of aging. Scanning Transmission Electron Microscopy – Electron Energy-Loss Spectroscopy (STEM-EELS) has been u

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea95386b08662b376f5b95d3560c497c
http://arxiv.org/abs/2105.11893