Magnetic Phases and Chirality Control in Magnetic Multiferroics Nd0.8Tb0.2Mn₂O₅ by the Neutron Scattering

Autor: Sergey Gavrilov, I.A. Zobkalo, Andrew Sazonov, Sergey V. Shiryaev, Vladimir Hutanu, S. N. Barilo, Anna Matveeva

Publikováno v: IEEE Transactions on Magnetics. 58:1-5

Neutron diffraction study of Nd0.8Tb0.2Mn2O5 single crystal has been performed using both non-polarized and polarized neutron diffraction. Low temperature set of magnetic satellites corresponding to two magnetic ordered phases witnesses about the mag

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c48ffb50af7f3484253da60aea49f49b
https://doi.org/10.1109/tmag.2021.3082860

Partial Up-Up-Down Order with the Continuously Distributed Order Parameter in the Triangular Antiferromagnet TmMgGaO_{4}

Autor: Yuesheng Li, Sebastian Bachus, Hao Deng, Wolfgang Schmidt, Henrik Thoma, Vladimir Hutanu, Yoshifumi Tokiwa, Alexander A. Tsirlin, Philipp Gegenwart

Publikováno v: Physical Review X, Vol 10, Iss 1, p 011007 (2020)

We show that frustrated quasidoublets without time-reversal symmetry can host highly unconventional magnetic structures with continuously distributed order parameters even in a single-phase crystal. Our study comprises a comprehensive thermodynamic a

Externí odkaz: https://doaj.org/article/16414b3b814d4fec82c6c3e52094f128

Low-temperature crystal structure of the unconventional spin-triplet superconductor UTe2from single-crystal neutron diffraction

Autor: Henrik Thoma, Nicholas P. Butch, Vladimir Hutanu, Sheng Ran, Hao Deng, Wesley Fuhrman

Publikováno v: Acta Crystallogr B Struct Sci Cryst Eng Mater
Acta crystallographica / B 76(1), 137-143 (2020). doi:10.1107/S2052520619016950

The crystal structure of a new superconductor UTe2has been investigated using single-crystal neutron diffraction for the first time at the low temperature (LT) of 2.7 K, just above the superconducting transition temperature of ∼1.6 K, in order to c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7f5a688d1803b05256c1d563a366dc92
https://doi.org/10.1107/s2052520619016950

Topological Analysis of the Experimental Electron Density in Multiferroic Antiferromagnet Ba2MnGe2O7

Autor: Takatsugu Masuda, Dmitry Chernyshov, Armin Kriele, Bálint Náfrádi, Vladimir Hutanu, Henrik Thoma, Rajesh Dutta

Publikováno v: IEEE transactions on magnetics 58(2), 2500206 (2022). doi:10.1109/TMAG.2021.3082692
IEEE Transactions on Magnetics
IEEE Transactions on Magnetics, Institute of Electrical and Electronics Engineers, 2021, ⟨10.1109/TMAG.2021.3082692⟩

In the field of magnetoelectric coupling, especially via the spin-dependent metal-ligand d-p hybridization mechanism found in multiferroic Ba2MGe2O7 (M = Mn, Co), detailed knowledge of the microscopic structural parameters is essential, also for the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::35c8c3ca0c088cf26030dabe0ea771b7
https://hdl.handle.net/2128/30550

POLI: Polarised hot neutron diffractometer

Autor: Vladimir Hutanu

Publikováno v: Journal of large-scale research facilities JLSRF, Vol 1, p A16 (2015)

POLI, which is operated by the Institute of Crystallography, RWTH Aachen University in cooperation with JCNS, Forschungszentrum Jülich, is a versatile two axes single crystal diffractometer with broad field of applications. Mostly dedicated to the i

Externí odkaz: https://doaj.org/article/da42517537244d7e9e1e46efab7074e8