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Related papers: Metal-Free Room-Temperature Ferromagnetism

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In this work we conduct a numerical search of non-trivial mechanisms, leading to new tendencies towards long-range ferromagnetic ordering in two-dimensional materials. For this purpose we employ an original variant of pairwise infinitesimal…

Materials Science · Physics 2022-01-03 I. V. Kashin , A. Gerasimov , E. V. Syrnikov

After decades of research, the low Curie temperature of ferromagnetic semiconductors remains the key problem in the development of magnetic semiconductor spintronic technologies. Removing this roadblock might require a change of the field's…

Magnetic two-dimensional materials have potential application in next-generation electronic devices and have stimulated extensive interest in condensed matter physics and material fields. However, how to realize high-temperature…

Materials Science · Physics 2024-06-19 Panjun Feng , Shuo Zhang , Dapeng Liu , Miao Gao , Fengjie Ma , Xun-Wang Yan , Z. Y. Xie

We investigate spin dynamics in $\alpha$-Fe$_{2}$O$_{3}$/Ni$_{80}$Fe$_{20}$ (Py) heterostructures, uncovering a robust mechanism for in-situ modulation of ferromagnetic resonance (FMR) through precise control of temperature, applied…

Materials with reduced dimensions have been shown to host a wide variety of exotic properties and novel quantum states that often defy textbook wisdom1-5. Ferroelectric polarization and metallicity are well-known examples of mutually…

The intersection between nonsymmorphic symmetry and electronic correlations has emerged as a platform for topological Kondo semimetallic states and unconventional spin textures. Here we report the synthesis of nonsymmorphic…

Strongly Correlated Electrons · Physics 2024-12-17 Sanu Mishra , Caitlin S. Kengle , Joe D. Thompson , Allen O. Scheie , Sean. M. Thomas , Filip Ronning , Priscila F. S. Rosa

Half-metallicity (HM) offers great potential for engineering spintronic applications, yet only few magnetic materials present metallicity in just one spin channel. In addition, most HM systems become magnetically disordered at temperatures…

Materials Science · Physics 2018-12-13 Muhammad Atif Sattar , S. Aftab Ahmad , Fayyaz Hussain , Claudio Cazorla

The design and fabrication of room-temperature ferrotoroidic materials and magnetic semiconductors are recognized worldwide as a great challenge, and of both theoretical and practical importance in the field of condensed matter physics and…

Materials Science · Physics 2026-02-09 Jianyuan Qi , Shijie Xiong , Beining Ma , Xinghai Shen

The coexistence and competition of superconductivity and magnetism can lead to a variety of rich physics and technological applications. Recent discovery of atomic-layer superconductors and self-assembly of magnetic molecules on solid…

Two-dimensional (2D) multiferroics attract intensive investigations because of underlying science and their potential applications. Although many 2D systems have been observed/predicted to be ferroelectric or ferromagnetic, 2D materials…

Materials Science · Physics 2021-03-17 Chang Liu , Bing Wang , Guanwei Jia , Pengyu Liu , Huabing Yin , Shan Guan , Zhenxiang Cheng

We design a multiferroic metal that combines seemingly incompatible ferromagnetism, ferroelectricity, and metallicity by hole doping a two-dimensional (2D) ferroelectric with high density of states near the Fermi level. The strong…

Materials Science · Physics 2021-08-12 Xu Duan , Jiawei Huang , Bin Xu , Shi Liu

Transition metal dichalcogenides (TMDs) have emerged as a promising class of materials for spintronics, with the aim of promoting efficient spin-charge conversion (SCC) in TMD/ferromagnet (FM)-based devices. The MoTe$_2$ semimetal with…

Magnetic insulators are often antiferromagnetic (AFM) and layered AFM compounds usually show low ordering temperature. On the other hand, layered ferromagnetic (FM) insulators with high-TC are very rare although they could be quite useful…

Materials Science · Physics 2018-11-12 Ke Yang , Feng-Ren Fan , Alessandro Stroppa , Hua Wu

To realize room temperature ferromagnetic (FM) semiconductors is still a challenge in spintronics. Many antiferromagnetic (AFM) insulators and semiconductors with high Neel temperature $T_N$ are obtained in experiments, such as LaFeO$_3$,…

Materials Science · Physics 2023-10-16 Jia-Wen Li , Gang Su , Bo Gu

The existence of high-temperature ferromagnetism in thin films and nanoparticles of oxides containing small quantities of magnetic dopants remains controversial. Some regard these materials as dilute magnetic semiconductors, while others…

Materials Science · Physics 2015-05-18 J. M. D. Coey , P. Stamenov , R. D. Gunning , M. Venkatesan , K. Paul

Two-dimensional (2D) materials showing room-temperature magnetism and high coercivity are desired for combining magnetism with semiconducting properties useful for spintronics. In this work, the magnetic properties of the 1T phase of…

In semiconductor spintronics, the generation of highly spin-polarized carriers and the efficient probe of spin order (due to strong ferromagnetism) -- at or above room temperature -- are crucial because it allows for the design of…

Materials Science · Physics 2023-06-09 Hong Jian Zhao , Longju Yu , Yanchao Wang , Laurent Bellaiche , Yanming Ma

The organic spinterface describes the spin-polarized properties that develop, due to charge transfer, at the interface between a ferromagnetic metal (FM) and the molecules of an organic semiconductor. Yet, if the latter is also magnetic…

Metal-to-insulator transitions (MITs), particularly near room temperature, have been extensively studied in nonmagnetic and conventional ferromagnetic and antiferromagnetic systems, yet the co-emergence of MIT and altermagnetism (AM)…

Antiferromagnetic transition metal oxides are an established and widely studied materials system in the context of spin-based electronics, commonly used as passive elements in exchange bias-based memory devices. Currently, major interest…

Materials Science · Physics 2023-03-24 H. Meer , O. Gomonay , A. Wittmann , M. Kläui
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