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Related papers: High-temperature ferromagnetism in two-dimensional…

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Ternary nitride materials hold promise for many optical, electronic, and refractory applications yet their preparation via solid-state synthesis remains challenging. Often, high pressures or reactive gasses are used to manipulate the…

Materials Science · Physics 2021-08-19 Paul K. Todd , M. Jewels Fallon , James R. Neilson , Andriy Zakutayev

Magnetic properties of MnAs were studied as a function of temperature with a superconducting interference device (5 K to 350 K), and atomic force microscopy/magnetic force microscopy (20 K to 360 K). Structural and magnetic properties of…

Materials Science · Physics 2007-05-23 M. Cheon , S. Hegde , S. Wang , M. M. Bishara , G. B. Kim , H. Luo

Electronic structure calculations are used to examine the magnetic properties of Fe$_2$P-based alloys and the mechanisms through which the Curie temperature and magnetocrystalline anisotropy can be optimized for specific applications. It is…

Materials Science · Physics 2017-10-18 I. A. Zhuravlev , V. P. Antropov , A. Vishina , M. van Schilfgaarde , K. D. Belashchenko

Exploring two-dimensional (2D) materials with magnetic ordering is a focus of current research. It remains a challenge to achieve tunable magnetism in a material of one-atom-thickness without introducing extrinsic magnetic atoms or defects.…

Materials Science · Physics 2017-08-29 Sai Gong , Wenhui Wan , Shan Guan , Bo Tai , Chang Liu , Botao Fu , Shengyuan A. Yang , Yugui Yao

Precise thermal expansion and magnetostriction studies of the intermetallic compound Eu$_2$CuSi$_3$ in the temperature range between 5 and 300 K are presented. A clear sign of magnetic second order phase transition at the ferromagnetic…

Strongly Correlated Electrons · Physics 2017-02-03 Liran Wang , Lars Wallbaum , Changhyun Koo , Chongde D. Cao , Wolfgang Löser , Rüdiger Klingeler

An effective scheme of isostructural alloying was applied to establish a Curie-temperature window in isostructural MnNiGe-CoNiGe system. With the simultaneous accomplishment of decreasing structural-transition temperature and converting…

Materials Science · Physics 2013-04-01 E. K. Liu , H. G. Zhang , G. Z. Xu , X. M. Zhang , R. S. Ma , W. H. Wang , J. L. Chen , H. W. Zhang , G. H. Wu , L. Feng , X. X. Zhang

Two-dimensional (2D) van der Waals ferroelectrics provide an unprecedented architectural freedom for the creation of artificial multiferroics and non-volatile electronic devices based on vertical and co-planar heterojunctions of 2D ferroic…

In recent years, intrinsic two-dimensional (2D) magnetism aroused great interest because of its potential application in spintronic devices. However, low Curie temperature (\emph{T}$_c$) and magnetic anisotropy energy (MAE) limit its…

Materials Science · Physics 2021-10-01 Tengfei Hu , Wenhui Wan , Yingmei Li , Yanfeng Ge , Yong Liu

Ferromagnetism in the two-dimensional materials is of great significance and has become an emerging topic. The ferromagnetic VS$_2$ and VSe$_2$ monolayers have been experimentally synthesized, and O element belongs to the same group as S…

Materials Science · Physics 2025-03-14 Lihui Han , Lujia Tian , Bing-Xin Liu , Zong-liang Li , Miao Gao , Fengjie Ma , Xun-Wang Yan

According to the Mermin Wagner theorem, two-dimensional material is difficult to have the Curie temperature above room temperature. By using the method of band engineering, we design a promising two-dimensional ferromagnetic semiconductor…

Materials Science · Physics 2024-01-25 Xiao-Ping Wei , Lan-Lan Du , Jiang-Liu Meng , Xiaoma Tao

Recent realizations of intrinsic magnetic order in truly two-dimensional materials have opened new avenues in the fundamental knowledge and spintronic applications. Here we develop an anisotropic Heisenberg model with relativistic exchange…

Materials Science · Physics 2021-07-27 Chandan K. Singh , Mukul Kabir

A new scenario of the mechanism of intriguing ferromagnetic properties in Mn-doped magnetic semiconductor (Ga,Mn)As is examined in detail. We find that magnetic features seen in zero-field cooled and field cooled magnetizations are not…

Materials Science · Physics 2009-11-11 K. Hamaya , T. Koike , T. Taniyama , T. Fujii , Y. Kitamoto , Y. Yamazaki

Mn-based room-temperature ferromagnets attract considerable attention due to their high ordered Mn moment. We have found that a Pd0.75Mn0.25 alloy with added B (Pd0.75Mn0.25Bx) shows room-temperature soft ferromagnetism, whereas the parent…

Materials Science · Physics 2018-09-26 Jiro Kitagawa , Kohei Sakaguchi

Sn is a well-known classical superconductor on the border between type I and type II with critical temperature of 3.722K and critical field of 0.031T. We show by means of specific heat and electric magneto-transport data that its critical…

Superconductivity · Physics 2016-01-21 Ying Zhang , Chi Ho Wong , Junying Shen , Sin Ting Sze , Yan Dong , Hui Xu , Zifeng Yan , Yingying Li , Xijun Hu , Rolf Lortz

We present the results of a comprehensive study of magnetic, magneto-transport and structural properties of nonstoichiometric MnxSi1-x (x=0.51-0.52) films grown by the Pulsed Laser Deposition (PLD) technique onto Al2O3(0001) single crystal…

MnAs has been grown by means of MBE on the GaN(0001)-(1x1) surface. Two options of initiating the crystal growth were applied: (a) a regular MBE procedure (manganese and arsenic were delivered simultaneously) and (b) subsequent deposition…

Materials Science · Physics 2009-11-13 I. A. Kowalik , B. J. Kowalski , R. J. Iwanowski , K. Kopalko , E. Łusakowska , M. Sawicki

Narrow-gap higher mobility semiconducting alloys In_{1-x}Mn_{x}Sb were synthesized in polycrystalline form and their magnetic and transport properties have been investigated. Ferromagnetic response in In_{0.98}Mn_{0.02}Sb was detected by…

Strongly Correlated Electrons · Physics 2015-05-14 V. N. Krivoruchko , V. Yu. Tarenkov , D. V. Varyukhin , A. I. D'yachenko , O. N. Pashkova , V. A. Ivanov

Ferromagnetism in one dimension is a novel observation which has been reported in a recent work (P. Gambardella et.al., Nature {\bf 416}, 301 (2002)), anisotropies are responsibles in that relevant effect. In the present work, another…

Statistical Mechanics · Physics 2009-11-11 S. Curilef , L. A. del Pino , P. A. Orellana

Ferromagnetic behaviour has been observed experimentally for the first time in nanostructured Manganese. Ultrathin ($\sim$ 0.6 nm) Manganese nanosheets have been synthesized inside the two dimensional channels of sol-gel derived Na-4 mica.…

Mesoscale and Nanoscale Physics · Physics 2012-05-08 Sreemanta Mitra , Amrita Mandal , Anindya Datta , Sourish Banerjee , Dipankar Chkaravorty

Structural and magnetic properties have been studied for polycrystalline Zn_1-xMn_xO (x=0.02, 0.03, 0.05). Low-temperature (~500 oC) synthesis leaves unreacted starting ZnO and manganese oxides. Contrary to a recent report, no bulk…

Materials Science · Physics 2016-08-31 S. Kolesnik , B. Dabrowski
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