English
Related papers

Related papers: Unlocking high coercivity at room temperature in p…

200 papers

Two-dimensional (2D) magnetic materials with strong magnetostriction are interesting systems for strain-tuning the magnetization, enabling potential for realizing spintronic and nanomagnetic devices. Realizing this potential requires…

As a typical 2D magnetic material with self-intercalated structure, Cr5Te8 exhibits many fascinating magnetic properties. Although the ferromagnetism of 2D Cr5Te8 has been reported, the study of its magnetic domain is still blank. Herein,…

Mesoscale and Nanoscale Physics · Physics 2023-05-23 Hanxiang Wu , Jianfeng Guo , Suonan Zhaxi , Hua Xu , Shuo Mi , Le Wang , Shanshan Chen , Rui Xu , Wei Ji , Fei Pang , Zhihai Cheng

Precursor powders of BaMg2-xCoxFe16O27 with (x = 0.0, 1.0, and 2.0) were prepared using high-energy ball milling, and the effects of chemical composition and sintering temperature on the structural and magnetic properties were investigated…

Materials Science · Physics 2018-05-09 S. H. Mahmood , Q. Al-Shiab , I. Bsoul , Y. Maswadeh , A. Awadallah

Spin-valve effect has been the focus of spintronics over the last decades due to its potential in many spintronic devices. Two-dimensional (2D) van der Waals (vdW) materials are highly expected to build the spin-valve heterojunction.…

Mesoscale and Nanoscale Physics · Physics 2023-02-15 Wen Jin , Gaojie Zhang , Hao Wu , Li Yang , Wenfeng Zhang , Haixin Chang

Material research has been a major driving force in the development of modern nano-electronic devices. In particular, research in magnetic thin films has revolutionized the development of spintronic devices; identifying new magnetic…

We prepared very high-coercivity cobalt ferrite nanoparticles using short-time high-energy mechanical milling. After the milling process, the coercivity of the nanoparticles reached 3.75 kOe - a value almost five times higher than that…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 E. F. Chagas , A. S. Ponce , R. J. Prado , G. M. Silva , J. Bettini , E. Baggio-Saitovitch

There is evidence that magnetism can potentially increase the thermopower of materials, most likely due to magnon scattering, suggesting the incorporation of intrinsic magnetic semiconductors in non-magnetic thermoelectric materials. Here,…

The recent discovery of two-dimensional (2D) magnetic materials has brought magnetism to the flatland. This has opened up exciting opportunities for the exploration of fundamental physics as well as for novel device applications. Here, we…

Mesoscale and Nanoscale Physics · Physics 2022-06-06 Anan Bari Sarkar , Barun Ghosh , Bahadur Singh , Somnath Bhowmick , Hsin Lin , Arun Bansil , Amit Agarwal

Two-dimensional (2D) materials can host stable, long-range magnetic phases in the presence of underlying magnetic anisotropy. The ability to realize the full potential of 2D magnets necessitates systematic investigation of the role of…

In recent years there has been an intense search for room temperature ferromagnetism in doped dilute semiconductors, which have many potentially applications in spintronics and optoelectronics. We report here the unexpected observation of…

The realization of long-range magnetic ordering in two-dimensional (2D) systems can potentially revolutionize next-generation information technology. Here, we report the successful fabrication of crystalline Cr3Te4 monolayers with room…

In this paper, we report the growth of pure {\alpha}-MoO3 micro-flakes by CVD technique and their structural, electronic, optical, and magnetic properties. Samples are annealed at various temperatures in an H2 atmosphere to induce…

Materials Science · Physics 2023-09-06 Sharmistha Dey , Vikash Mishra , Neetesh Dhakar , Sunil Kumar , Pankaj Srivastava , Santanu Ghosh

Crystalline two-dimensional (2D) superconductors with low carrier density are an exciting new class of materials in which superconductivity coexists with strong interactions, the effects of complex topology are not obscured by disorder, and…

We report measurements of dm/dn in Si MOSFET, where m is the magnetization of the two-dimensional electron gas and n is its density. We extended the density range of measurements from well in the metallic to deep in the insulating region.…

Strongly Correlated Electrons · Physics 2011-03-08 M. Reznikov , A. Yu. Kuntsevich , N. Teneh , V. M. Pudalov

There is renewed interest in rare-earth elements and gadolinium in particular for a range of studies in coupling physics and applications. However, it is still apparent that synthesis impacts understanding of the intrinsic magnetic…

Materials Science · Physics 2012-10-09 G. Scheunert , W. R. Hendren , C. Ward , R. M. Bowman

Two dimensional (2D) ferromagnetic materials have attracted much attention in the fields of condensed matter physics and materials science, but their synthesis is still a challenge given their limitations on structural stability and…

We study magnetic, transport and thermal properties of Cobalt carbide nanocomposite with a mixture of Co2C and Co3C phases in 1:1 ratio, with an average particle diameter of 40$\pm 15$ nm. We show that the behavior of the nanocomposite is…

Strongly Correlated Electrons · Physics 2020-03-31 Nirmal Roy , Arpita Sen , Prasenjit Sen , S. S. Banerjee

Magnetocaloric materials, which exploit reversible temperature changes induced by magnetic field variations, are promising for advancing energy-efficient cooling technologies. The potential integration of two-dimensional materials into…

Materials Science · Physics 2024-05-09 Lokanath Patra , Yujie Quan , Bolin Liao

We have studied the properties of relatively thick (about 120 nm) magnetic composite films grown by pulsed laser deposition method using (GaSb)$_{0.59}$(MnSb)$_{0.41}$ eutectic compound as a target for sputtering. For the studied films we…

The characteristic microstructure of Sm(Co,Fe,Cu,Zr)$_z$ alloys with SmCo$_5$ cell walls in Sm$_2$Co$_{17}$ cells, all intersected by Zr-rich platelets, makes them some of the best performing high-temperature permanent magnets. Plentiful…