Articles with "magnetic entropy" as a keyword



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Structure and Large Magnetic Entropy Change in Double-Layered Manganese Oxide Pr1.4Sr1.6Mn2O7

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Published in 2017 at "Journal of Superconductivity and Novel Magnetism"

DOI: 10.1007/s10948-016-3725-6

Abstract: Pr1.4Sr1.6Mn2O7 compound was prepared by a standard ceramic route, and its structure and magnetocaloric effect have been studied by using an X-ray diffractometer and magnetic measurements. This compound exhibits a single ferromagnetic (FM) to paramagnetic… read more here.

Keywords: manganese oxide; magnetic entropy; 4sr1 6mn2o7; pr1 4sr1 ... See more keywords

Study of Magnetic Entropy Change in Nd0.67Ba0.33Mn0.98Fe0.02O3 by Means of Theoretical Models

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Published in 2017 at "Journal of Superconductivity and Novel Magnetism"

DOI: 10.1007/s10948-017-4167-5

Abstract: Magnetic entropy change (−ΔSM) of Nd0.67 Ba0.33Mn0.98Fe0.02O3 perovskite have been analyzed by means of theoretical models. An excellent agreement has been found between the (ΔSM) values estimated by Landau theory and those obtained using the… read more here.

Keywords: magnetic entropy; entropy change; change nd0; 33mn0 98fe0 ... See more keywords
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Magnetic-Entropy-Gated TRP Channels

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Published in 2017 at "Biophysical Journal"

DOI: 10.1016/j.bpj.2016.11.1548

Abstract: Magnetogenetic tools permit wireless stimulation of specific neurons located deep inside the brain of freely moving animals: A capability that improves the study of neural activity and its correlation to behavior. Recent reports have shown… read more here.

Keywords: magnetic entropy; trp channels; gated trp; ferritin ... See more keywords
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Magnetism and magnetocaloric effect in the RE2CuSi3 (RE = Dy and Ho) compounds

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2017.01.285

Abstract: Abstract We reported the magnetism, magnetic phase transition behavior and magnetocaloric effect of the ternary Dy 2 CuSi 3 and Ho 2 CuSi 3 compounds. A second order magnetic phase transition from a paramagnetic (PM)… read more here.

Keywords: magnetic entropy; magnetocaloric effect; magnetism; entropy change ... See more keywords
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Giant magnetic entropy change in gadolinium orthoferrite near liquid hydrogen temperature

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Published in 2018 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2017.12.358

Abstract: Abstract The magnetic properties and giant magnetic entropy change in gadolinium orthoferrite have been investigated for their potential application as magnetic refrigeration working media. We found GdFeO3 polycrystalline sample exhibits a large magnetic entropy change… read more here.

Keywords: magnetic entropy; giant magnetic; entropy change; temperature ... See more keywords
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Analysis of the magnetic transition and magnetocaloric effect in Mn5Ge2.9Ag0.1 compound

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Published in 2019 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2019.04.206

Abstract: Abstract Here we investigate analytical models to understand magnetic and magnetocaloric properties of Mn5Ge2.9Ag0.1 compound prepared by arc-melting method. The Mn5Ge2.9Ag0.1 alloy, undergoing a second-order transition, shows a maximum magnetic entropy change of about 6.86 J/kgK… read more here.

Keywords: magnetic entropy; change; mn5ge2 9ag0; entropy change ... See more keywords
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Large reversible magnetic entropy change of R3Ni6Al2 (R=Dy, Ho and Er) compounds

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Published in 2021 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2021.160468

Abstract: Abstract Large magnetocaloric effect (MCE) and magnetic properties in R3Ni6Al2 (R = Dy, Ho and Er) compounds were systematically investigated. Large magnetic moment and low magnetic transition temperature play a decisive role in the magnetocaloric… read more here.

Keywords: r3ni6al2 compounds; magnetic entropy; change; entropy change ... See more keywords
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Griffiths-like phase, critical behavior near the paramagnetic-ferromagnetic phase transition and magnetic entropy change of nanocrystalline La 0.75 Ca 0.25 MnO 3

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Published in 2018 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2017.10.103

Abstract: Abstract In this work, we report the structural and magnetic properties of La0.75Ca0.25MnO3 nanoparticles synthesized by the sol-gel route. Rietvield refinement of X-ray powder diffraction confirms that our sample is single phase and crystallizes in… read more here.

Keywords: griffiths like; phase; magnetic entropy; change ... See more keywords

Magnetocaloric study, critical behavior and spontaneous magnetization estimation in La0.6Ca0.3Sr0.1MnO3 perovskite

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Published in 2018 at "RSC Advances"

DOI: 10.1039/c8ra00001h

Abstract: A detailed study of structural, magnetic and magnetocaloric properties of the polycrystalline manganite La0.6Ca0.3Sr0.1MnO3 is presented. The Rietveld refinement of X-ray diffraction pattern reveals that our sample is indexed in the orthorhombic structure with Pbnm… read more here.

Keywords: 6ca0 3sr0; 3sr0 1mno3; entropy; magnetic entropy ... See more keywords
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Efficiently increasing low-field magnetic entropy by incorporating SO32- into Gd22Ni21 clusters.

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Published in 2022 at "Dalton transactions"

DOI: 10.1039/d1dt03314j

Abstract: The distinct nanosized cluster Gd22Ni21 was isolated using a mixture of anions (SO32- and SO42-) as templates, and to the best of our knowledge, this was the first such 3d-4f cluster to have been developed.… read more here.

Keywords: magnetic entropy; gd22ni21; low field; field magnetic ... See more keywords
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Magnetic entropy scaling in two-dimensional intrinsically ferromagnetic semiconductor CrI3

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Published in 2019 at "Journal of Applied Physics"

DOI: 10.1063/1.5079911

Abstract: The magnetic entropy changes of ΔSM(T,H) around the magnetic transition temperature (TC) have been investigated by the scaling method in a two-dimensional ferromagnetic semiconductor (2D FS) CrI3 single crystal. The critical parameters based on ΔSM(T,H)… read more here.

Keywords: entropy; magnetic entropy; ferromagnetic semiconductor; semiconductor cri3 ... See more keywords