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Considering certain interesting features in the previously reported 166Er Moessbauer effect and neutron diffraction data on the polycrystalline form of ErPd2Si2 crystallizing in ThCr2Si2-type tetragonal structure, we have carried out…

Strongly Correlated Electrons · Physics 2009-11-13 E. V. Sampathkumaran , Niharika Mohapatra , Kartik K Iyer , C. D. Cao , W. Loeser , G. Behr

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

LiSr$_2$[CoN$_2$] single crystals were successfully grown out of Li-rich flux. Temperature- and field-dependent measurements of the magnetization in the range of $T = 2 - 300$ K and up to $\mu_{0}\textit{H} = 7$ T as well as measurements of…

Materials Science · Physics 2019-05-15 T. J. Ballé , Z. Zangeneh , L. Hozoi , A. Jesche , P. Höhn

Room temperature ferromagnetism has been one of the most sought after topics in today's emerging field of spintronics. It is strongly believed that defect- and inhomogeneity- free sample growth should be the optimal route for achieving…

Materials Science · Physics 2012-01-24 Akash Chakraborty , Richard Bouzerar , Stefan Kettemann , Georges Bouzerar

The puzzling observation of room temperature ferromagnetism in double perovskites (A$_2$BB$'$O$_6$), despite having the magnetic lattice of B-ions diluted by non-magnetic B$'$-ions, have been examined for Sr$_2$FeReO$_6$. {\it Ab-initio}…

Strongly Correlated Electrons · Physics 2022-02-03 Shishir K. Pandey , Ashis K. Nandy , Poonam Kumari , Priya Mahadevan

Numerous authors have referred to room-temperature magnetic switching of large electric polarizations as The Holy Grail of magnetoelectricity.We report this long-sought effect using a new physical process of coupling between magnetic and…

Materials Science · Physics 2009-02-24 Ashok Kumar , G. L. Sharma , R. S. Katiyar R. Pirc , R. Blinc J. F. Scott

The pivotal role of magnetic anisotropy in stabilising two-dimensional (2D) magnetism has been widely accepted, however, direct correlation between magnetic anisotropy and long-range magnetic ordering in the 2D limit is yet to be explored.…

Strongly Correlated Electrons · Physics 2021-08-09 Minjie Zhang , Qifeng Hu , Chenqiang Hua , Man Cheng , Zhou Liu , Shijie Song , Fanggui Wang , Pimo He , Guang-Han Cao , Zhu-An Xu , Yunhao Lu , Jinbo Yang , Yi Zheng

Efficiently manipulating the magnetization of van der Waals ferromagnets has attracted considerable interest in developing room-temperature two-dimensional material-based memory and logic devices. Here, taking advantage of the unique…

We report electrical resistivity, magnetic and magnetocaloric properties in Sm0.7-xLaxSr0.3MnO3 series for x= 0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.65, and 0.7. All the compounds show second order paramagnetic to ferromagnetic transition at T…

Materials Science · Physics 2015-06-11 M. Aparnadevi , R. Mahendiran

Two-dimensional (2D) ferromagnets have recently drawn extensive attention, and here we study the electronic structure and magnetic properties of the bulk and monolayer of CrSBr, using first-principles calculations and Monte Carlo…

Materials Science · Physics 2021-10-25 Ke Yang , Guangyu Wang , Lu Liu , Di Lu , Hua Wu

It has been long hoped that the realization of long-range ferromagnetic order in two-dimensional (2D) van der Waals (vdW) crystals, combined with their rich electronic and optical properties, would open up new possibilities for magnetic,…

Mesoscale and Nanoscale Physics · Physics 2017-05-02 Cheng Gong , Lin Li , Zhenglu Li , Huiwen Ji , Alex Stern , Yang Xia , Ting Cao , Wei Bao , Chenzhe Wang , Yuan Wang , Z. Q. Qiu , R. J. Cava , Steven G. Louie , Jing Xia , Xiang Zhang

We derive a simple system of equations to describe the magnetization relaxation of a molecular spin in weak interaction with a thermal bath for the whole temperature domain. Using this for the intermediate temperature domain where the…

Materials Science · Physics 2022-12-27 Le Tuan Anh Ho , Liviu Ungur , Liviu F. Chibotaru

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

We report ferromagnetic ordering at $T_\mathrm {C}=1.3\,$K in the quasi-two dimensional magnet EuAl$_{12}$O$_{19}$ with large spins $S=7/2$. This ferromagnetic state was characterized by magnetization and specific heat measurements and the…

Strongly Correlated Electrons · Physics 2024-10-10 G. Bastien , Q. Courtade , A. Eliáš , T. Haidamak , P. Proschek , M. Dušek , J. Priessnitz , P. Baláž , R. H. Colman

We have fabricated a variety of "PZT-PFW" (PbZr0.52Ti0.48O3)1-x(PbFe2/3W1/3O3)x [PZTFWx; 0.2 < x < 0.4] single-phase tetragonal ferroelectrics via chemical solution deposition (CSD) [polycrystalline] and pulsed laser deposition (PLD)…

Materials Science · Physics 2010-06-18 Ashok Kumar , Ram S. Katiyar , James F. Scott

The thermodynamics of layered antiferro- and ferromagnets with a weak interlayer coupling and/or easy-axis anisotropy is investigated. A crossover from an isotropic 2D-like to 3D Heisenberg (or 2D Ising) regime is discussed within the…

Strongly Correlated Electrons · Physics 2007-05-23 V. Yu. Irkhin , A. A. Katanin

The ability to control magnetic properties of materials is crucial for fundamental research and underpins many information technologies. In this context, two-dimensional materials are a particularly exciting platform due to their high…

We address the electronically induced anisotropy field acting on a spin moment comprised in a vibrating magnetic molecule located in the junction between ferromagnetic metals. Under weak coupling between the electrons and molecular…

Mesoscale and Nanoscale Physics · Physics 2018-06-20 J. D. Vasquez Jaramillo , H. Hammar , J. Fransson

The crystal and magnetic structures of the orthorhombic e-Fe2O3 have been studied by simultaneous Rietveld refinement of X-ray and neutron powder diffraction data in combination with Mossbauer spectroscopy, as well as magnetisation and heat…

The chiral helimagnet Cr1/3NbS2 has been investigated by magnetic, transport and thermal properties measurements on single crystals and by first principles electronic structure calculations. From the measured field and temperature…

Strongly Correlated Electrons · Physics 2015-03-25 N. J. Ghimire , M. A. McGuire , D. S. Parker , B. Sipos , S. Tang , J. -Q. Yan , B. C. Sales , D. Mandrus