Ground state and stability of the fractional plateau phase in metallic Shastry–Sutherland system TmB4

Abstract We present a study of the ground state and stability of the fractional plateau phase (FPP) with M/Msat = 1/8 in the metallic Shastry–Sutherland system TmB4. Magnetization (M) measurements show that the FPP states are thermodynamically stable when the sample is cooled in constant magnetic fi...

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Autores principales: Matúš Orendáč, Slavomír Gabáni, Pavol Farkašovský, Emil Gažo, Jozef Kačmarčík, Miroslav Marcin, Gabriel Pristáš, Konrad Siemensmeyer, Natalya Shitsevalova, Karol Flachbart
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Publicado: Nature Portfolio 2021
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spelling oai:doaj.org-article:950a4f3da90b495f8f04368541912a7a2021-12-02T11:45:03ZGround state and stability of the fractional plateau phase in metallic Shastry–Sutherland system TmB410.1038/s41598-021-86353-52045-2322https://doaj.org/article/950a4f3da90b495f8f04368541912a7a2021-03-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-86353-5https://doaj.org/toc/2045-2322Abstract We present a study of the ground state and stability of the fractional plateau phase (FPP) with M/Msat = 1/8 in the metallic Shastry–Sutherland system TmB4. Magnetization (M) measurements show that the FPP states are thermodynamically stable when the sample is cooled in constant magnetic field from the paramagnetic phase to the ordered one at 2 K. On the other hand, after zero-field cooling and subsequent magnetization these states appear to be of dynamic origin. In this case the FPP states are closely associated with the half plateau phase (HPP, M/Msat = ½), mediate the HPP to the low-field antiferromagnetic (AF) phase and depend on the thermodynamic history. Thus, in the same place of the phase diagram both, the stable and the metastable (dynamic) fractional plateau (FP) states, can be observed, depending on the way they are reached. In case of metastable FP states thermodynamic paths are identified that lead to very flat fractional plateaus in the FPP. Moreover, with a further decrease of magnetic field also the low-field AF phase becomes influenced and exhibits a plateau of the order of 1/1000 Msat.Matúš OrendáčSlavomír GabániPavol FarkašovskýEmil GažoJozef KačmarčíkMiroslav MarcinGabriel PristášKonrad SiemensmeyerNatalya ShitsevalovaKarol FlachbartNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-8 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Matúš Orendáč
Slavomír Gabáni
Pavol Farkašovský
Emil Gažo
Jozef Kačmarčík
Miroslav Marcin
Gabriel Pristáš
Konrad Siemensmeyer
Natalya Shitsevalova
Karol Flachbart
Ground state and stability of the fractional plateau phase in metallic Shastry–Sutherland system TmB4
description Abstract We present a study of the ground state and stability of the fractional plateau phase (FPP) with M/Msat = 1/8 in the metallic Shastry–Sutherland system TmB4. Magnetization (M) measurements show that the FPP states are thermodynamically stable when the sample is cooled in constant magnetic field from the paramagnetic phase to the ordered one at 2 K. On the other hand, after zero-field cooling and subsequent magnetization these states appear to be of dynamic origin. In this case the FPP states are closely associated with the half plateau phase (HPP, M/Msat = ½), mediate the HPP to the low-field antiferromagnetic (AF) phase and depend on the thermodynamic history. Thus, in the same place of the phase diagram both, the stable and the metastable (dynamic) fractional plateau (FP) states, can be observed, depending on the way they are reached. In case of metastable FP states thermodynamic paths are identified that lead to very flat fractional plateaus in the FPP. Moreover, with a further decrease of magnetic field also the low-field AF phase becomes influenced and exhibits a plateau of the order of 1/1000 Msat.
format article
author Matúš Orendáč
Slavomír Gabáni
Pavol Farkašovský
Emil Gažo
Jozef Kačmarčík
Miroslav Marcin
Gabriel Pristáš
Konrad Siemensmeyer
Natalya Shitsevalova
Karol Flachbart
author_facet Matúš Orendáč
Slavomír Gabáni
Pavol Farkašovský
Emil Gažo
Jozef Kačmarčík
Miroslav Marcin
Gabriel Pristáš
Konrad Siemensmeyer
Natalya Shitsevalova
Karol Flachbart
author_sort Matúš Orendáč
title Ground state and stability of the fractional plateau phase in metallic Shastry–Sutherland system TmB4
title_short Ground state and stability of the fractional plateau phase in metallic Shastry–Sutherland system TmB4
title_full Ground state and stability of the fractional plateau phase in metallic Shastry–Sutherland system TmB4
title_fullStr Ground state and stability of the fractional plateau phase in metallic Shastry–Sutherland system TmB4
title_full_unstemmed Ground state and stability of the fractional plateau phase in metallic Shastry–Sutherland system TmB4
title_sort ground state and stability of the fractional plateau phase in metallic shastry–sutherland system tmb4
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/950a4f3da90b495f8f04368541912a7a
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