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Hard X-ray magnetochiral dichroism in a paramagnetic molecular 4f complex

Autor: M.S. Platunov, Fabrice Wilhelm, Andrei Rogalev, Stergios Piligkos, Christian D. Buch, Anders Døssing, Anders Reinholdt, Dmitri Mitcov

Publikováno v: 'Chemical Science ', vol: 11, pages: 8306-8311 (2020)
Chemical Science
Mitcov, D, Platunov, M, Buch, C D, Reinholdt, A, Døssing, A R, Wilhelm, F, Rogalev, A & Piligkos, S 2020, ' Hard X-ray magnetochiral dichroism in a paramagnetic molecular 4f complex ', Chemical Science, vol. 11, no. 31, pp. 8306-8311 . https://doi.org/10.1039/D0SC02709J

Magnetochiral dichroism (MΧD) originates in the coupling of local electric fields and magnetic moments in systems where a simultaneous break of space parity and time-reversal symmetries occurs. This magnetoelectric coupling, displayed by chiral magn

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5d2e3011fb8bc3bf73cf9b1f717cfea2
https://epn-library.esrf.fr/flora/jsp/index_view_direct_anonymous.jsp?record=doc:PUB_ESRF:55948

Element selective magnetism in Ho0.5Nd0.5Fe3(BO3)4 single crystal probed with hard X-ray magnetic circular dichroism

Autor: Andrei Rogalev, I. A. Gudim, Fabrice Wilhelm, Sergei G. Ovchinnikov, Vadim Dyadkin, Yurii Knyazev, Iurii Dovgaliuk, M.S. Platunov, Dmitry Chernyshov, N. V. Kazak, Amir Hen, Viacheslav Dudnikov, Sergey Gavrilkin, V. L. Temerov

Publikováno v: Journal of Magnetism and Magnetic Materials. 479:312-316

We present a study of a Ho 0.5 Nd 0.5 Fe 3 ( BO 3 ) 4 single crystal aiming at understanding the roles of each magnetic sublattices in magnetic transitions at low temperatures. The crystal structure is determined to have the R32 symmetry in whole stu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::23c47fea119301b9d4034e725c4430d0
https://doi.org/10.1016/j.jmmm.2019.02.040

Spin state crossover in Co3BO5

Autor: Mikhail V. Gorev, Yu. V. Knyazev, A. Rogalev, F. Wilhelm, S. Yu. Gavrilkin, M. S. Molokeev, Z. V. Pchelkina, Juan Bartolomé, Ana B. Arauzo, N. V. Kazak, Sergey V. Streltsov, M.S. Platunov, V. V. Yumashev, Sergey Ovchinnikov, V. V. Gapontsev

Publikováno v: Phys. Rev. B
Physical Review B
Digital.CSIC. Repositorio Institucional del CSIC
instname

We have investigated the spin and oxidation states of Co in Co3BO5 using x-ray magnetic circular dichroism (XMCD) and dc magnetic susceptibility measurements. At low temperatures, XMCD experiments have been performed at the Co K-edge in Co3BO5 and Co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f1cda73b8c319b881cb52c68061ed9e2
http://zaguan.unizar.es/record/119784

Fe-induced enhancement of antiferromagnetic spin correlations in Mn2−xFexBO4

Autor: E.I. Pogoreltsev, Yu. V. Knyazev, M.S. Platunov, Mikhail V. Gorev, N. V. Kazak, Galina M. Zeer, Sergey M. Zharkov, Oleg A. Bayukov, Sergey Ovchinnikov, S. Yu. Gavrilkin, E.M. Moshkina

Publikováno v: Journal of Magnetism and Magnetic Materials. 452:90-99

Fe substitution effect on the magnetic behavior of Mn2−xFexBO4 (x = 0.3, 0.5, 0.7) warwickites has been investigated combining Mossbauer spectroscopy, dc magnetization, ac magnetic susceptibility, and heat capacity measurements. The Fe3+ ions distr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b6633a2dd2a927753230708711824218
https://doi.org/10.1016/j.jmmm.2017.12.037