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We demonstrate that the angular momentum compensation temperature $T_A$, at which the net angular momentum in the sample disappears, can be controlled in Ho$_3$Fe$_5$O$_{12}$ by partially substituting Dy for Ho. The $T_A$ can be detected…

The Barnett effect is a fundamental magnetomechanical phenomenon in which a ferromagnetic material becomes magnetized under rotation. Using a hadron resonance gas (HRG) model under rigid rotation, we compute the Barnett magnetization…

High Energy Physics - Phenomenology · Physics 2025-10-07 Dushmanta Sahu

We report on the anomalous magnetization reversal under hydrostatic pressure in the lightly electron-doped manganite compound (Ca$_{1-x}$Sr$_{x}$)Mn$_{0.95}$Sb$_{0.05}$O$_{3}$ with its fixed carrier content. In a weakly magnetic field…

Orthorhombic single crystals of TbMn0.5Fe0.5O3 are found to exhibit spin-reorientation, magnetization reversal and weak ferromagnetism. Strong anisotropy effects are evident in the temperature dependent magnetization measurements along the…

The Barnett effect refers to the magnetization induced by rotation of a demagnetized ferromagnet. We describe the location and stability of stationary states in rotating nanostructures using the Landau-Lifshitz-Gilbert equation. The…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Stefan Bretzel , Gerrit E. W. Bauer , Yaroslav Tserkovnyak , Arne Brataas

We report the structural, magnetic, exchange bias and magnetotransport effect in Sr$_{4}$Fe$_{3}$CoO$_{11}$. The material crystallizes in the orthorhombic $\textit{Cmmm}$ space group. It shows antiferromagnetic (G-type) transition (T$_{N}$…

Strongly Correlated Electrons · Physics 2020-01-08 Prachi Mohanty , Sourav Marik , C. Madhu , D. Singh , O. Toulemonde , Ravi P. Singh

Based on numerical simulations, we demonstrate thermally induced magnetic switching in synthetic ferrimagnets composed of multilayers of rare-earth and transition metals. Our findings show that deterministic magnetization reversal occurs…

Mesoscale and Nanoscale Physics · Physics 2017-07-05 Stefan Gerlach , Laszlo Oroszlany , Denise Hinzke , Steffen Sievering , Sönke Wienholdt , Laszlo Szunyogh , Ulrich Nowak

Magnetic properties, heat capacity and magnetoresistance (MR) of polycrystalline GdRhGe are investigated. It shows two antiferromagnetic transitions, one at T1=31.8 K and the other at T2=24 K, and field induced metamagnetic transition over…

Strongly Correlated Electrons · Physics 2019-09-19 Sachin Gupta , K. G. Suresh , A. K. Nigam

A study on temperature dependent magnetic properties of single phase orthorhombic perovskites system associated with space group Pbnm compounds Pr1-x(Gd/Nd)xMnO3 (x=0.3, 0.5, 0.7) was carried out. A magnetization reversal is observed below…

Materials Science · Physics 2016-06-13 Sanjay Biswas , Sudipta Pal

We observe a thermally induced spontaneous magnetization reversal of epitaxial ferromagnet/antiferromagnet heterostructures under a constant applied magnetic field. Unlike any other magnetic system, the magnetization spontaneously reverses,…

Materials Science · Physics 2009-11-11 Zhi-Pan Li , Johannes Eisenmenger , Casey W. Miller , Ivan K. Schuller

Crystal structure, thermal and magnetic properties were systematically studied in the Y$_{1-x}$Pr$_x$CrO$_3$ with $0 \leq x \leq 0.3$ compositions. Magnetic susceptibility and specific heat measurements show an increase of the…

Materials Science · Physics 2018-02-08 A. Durán , R. Escamilla , R. Escudero , F. Morales , E. Verdín

Magnetization reversal in GdFeCo by circularly polarized light is shown to occur at the femtosecond time scale. In contrast to the well known laser-assisted magnetization reversal based on the laser heating, we here demonstrate that this…

Materials Science · Physics 2015-05-13 J. Hohlfeld , C. D. Stanciu , A. Rebei

We discuss the effects of thermal noise on the magnetic response of a lateral ferromagnetic Josephson junction with spin-orbit coupling and out-of-plane magnetization. The direction of the magnetic moment in the ferromagnetic layer can be…

Superconductivity · Physics 2020-10-29 C Guarcello , FS Bergeret

Magnetometry and magnetoresistance (MR) data taken on the van der Waals ferromagnet Fe$_{3-x}$GeTe$_2$ (FGT) reveal three distinct contributions to the MR: a linear negative component, a contribution from closed Fermi-surface orbits, and a…

Strongly Correlated Electrons · Physics 2024-07-12 Shroya Vaidya , Matthew J. Coak , Daniel A. Mayoh , Martin R. Lees , Geetha Balakrishnan , John Singleton , Paul A. Goddard

We report measurements on magnetization reversal in the Fe$_8$ molecular magnet using fast pulsed magnetic fields of 1.5 kT/s and in the temperature range of 0.6-4.1 K. We observe and analyze the temperature dependence of the reversal…

Mesoscale and Nanoscale Physics · Physics 2014-09-11 S. N. Jammalamadaka , J. Vanacken , V. V. Moshchalkov , Saül Vélez , J. Tejada , Ferran Macià

The weak ferromagnet FeBO$_3$ is well known for being a unique system for modelling and testing magnetic dynamics primarily due to relatively simple and localized magnetic structure and its interesting spin wave dynamics. At room…

Strongly Correlated Electrons · Physics 2023-07-05 Jacob Franklin , Jacob Pfund , Joshua Bedard , Weiguo Zhang , P. Shiv Halasyamani , Menka Jain , Ilya Sochnikov

The magnetocaloric effect in alternating magnetic fields has been investigated in Pr1-xAgxMnO3 manganites with x=0.05-0.25. The stepwise reversal of the sign of the magnetocaloric effect has been revealed in a weakly doped sample (x=0.05)…

Materials Science · Physics 2015-03-17 A. G. Gamzatov , A. M. Aliev , A. B. Batdalov , H. Ahmadvand , H. Salamati , P. Kameli

Magnetization and specific heat measurements on a UIrSi3 single crystal reveal Ising-like antiferromagnetism below T$_N$ = 41.7 K with easy magnetization direction along the c-axis of tetragonal structure. The antiferromagentic ordering is…

We have investigated the ferrimagnetic domain structure in a Gd$_{0.67}$Ca$_{0.33}$MnO$_{3}$ thin film using magnetic force microscopy. We observe clear signs of phase separation, with magnetic islands embedded in a non-magnetic matrix. We…

Strongly Correlated Electrons · Physics 2015-06-03 Jeehoon Kim , N. Haberkorn , Leonardo Civale , Evgeny Nazaretski , Paul Dowden , Avadh Saxena , J. D. Thompson , Roman Movshovich

The asymmetry of the magnetization reversal process in exchange biased Fe/FeF$_2$ has been studied by magneto-optical Kerr effect. Qualitatively different transverse magnetization loops are observed for different directions of the cooling…

Materials Science · Physics 2016-08-16 A. Tillmanns , S. Oertker , B. Beschoten , G. Güntherodt , J. Eisenmenger , Ivan K. Schuller
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