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相关论文: AlM2B2 (M=Cr, Mn, Fe, Co, Ni): a group of nanolami…

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Considering the recent breakthroughs in the synthesis of novel two-dimensional (2D) materials from layered bulk structures, ternary layered transition metal borides, known as MAB phases, have come under scrutiny as a means of obtaining…

Using ab initio Density Functional Theory (DFT) calculations, we investigate the electronic structure, phase stability, and magnetic properties of equiatomic binary alloys between Al and 3d magnetic transition elements (Cr, Mn, Fe, Co, and…

材料科学 · 物理学 2025-10-28 Haireguli Aihemaiti , Esmat Dastanpour , Anders Bergman , Levente Vitos

An interesting class of ternary metallic borides, known as the 212 MAX phase borides, is the recent advancement of the MAX phase family. In this article, results from ab-initio calculations on unexplored Ti$_2$PB$_2$, Zr$_2$PbB$_2$, and…

材料科学 · 物理学 2022-09-07 M. A. Ali , M. M. Hossain , M. M. Uddin , A. K. M. A. Islam , S. H. Naqib

Density functional theory calculations have been used to identify stable layered Li-$M$-B crystal structure phases derived from a recently proposed binary metal-sandwich (MS) lithium monoboride superconductor. We show that the MS lithium…

超导电性 · 物理学 2009-11-13 Aleksey N. Kolmogorov , Matteo Calandra , Stefano Curtarolo

In this article, a detailed study of the recently synthesized MAX phase borides M2SB (M = Zr, Hf and Nb) has been performed via first principles technique. Investigation of mechanical hardness, elastic anisotropy, optical properties,…

材料科学 · 物理学 2020-09-10 M. A. Ali , M. M. Hossain , M. M. Uddin , M. A. Hossain , A. K. M. A. Islam , S. H. Naqib

A computational search for stable structures among both $\alpha$ and $\beta$ phases of ternary ATB4 borides (A= Mg, Ca, Sr, Ba, Al, Ga, and Zn, T is 3d or 4d transition elements) has been performed. We found that $\alpha$-ATB4 compounds…

材料科学 · 物理学 2023-10-31 Yang Sun , Zhen Zhang , Andrew P Porter , Kirill Kovnir , Kai-Ming Ho , Vladimir Antropov

We review the thin film growth, chemistry, and physical properties of Group 4-6 transition-metal diboride (TMB2) thin films with AlB2-type crystal structure (Strukturbericht designation C32). Industrial applications are growing rapidly as…

材料科学 · 物理学 2021-12-30 Martin Magnuson , Lars Hultman , Hans Högberg

MAX phases are nanolaminated ternary materials that combine metallic and ceramic properties. Currently, the A-site elements replacement in traditional ones by later transition-metals opens a door to explore new types of MAX phases. In this…

材料科学 · 物理学 2021-11-25 Erxiao Wu , Yiming Zhang , Mian Li , Youbing Li , Kan Luo , Shiyu Du , Qing Huang

A multitude of observed boron-based materials have outstanding superconducting, mechanical, and refractory properties. Yet, the structure, the composition, and the very existence of some reported metal boride (M-B) compounds have been a…

材料科学 · 物理学 2014-10-03 A. G. Van Der Geest , A. N. Kolmogorov

By means of density functional theory the electronic structure of the MgB2 superconductor was characterised and compared with that of the related iso-structural systems: AlB2, ZrB2, NbB2, and TaB2. Using the full-potential linearized…

超导电性 · 物理学 2009-11-07 Pablo de la Mora , Miguel Castro , Gustavo Tavizon

Controlled crystallization of amorphous alloys offers a powerful route to tailor magnetic and structural properties at the nanoscale. Thin films of CoFeB alloy are essential for the development of various spintronic devices. The…

材料科学 · 物理学 2025-12-22 P. Shvets , G. Kirichuk , V. Salnikov , J. O'Connell , V. Rodionova , A. Goikhman , K. Maksimova

Two new ternary borides $TM$$_7$Fe$_3$B$_8$ ($TM$ = Nb, Ta) were synthesized by high-temperature thermal treatment of samples obtained by arc-melting. This new type of structure with space group $P$6/$mmm$, comprises $TM$ slabs containing…

The electronic structure and intrinsic magnetic properties of $\text{Fe}_2\text{AlB}_2$-related compounds and their alloys have been investigated using density functional theory. For $\text{Fe}_2\text{AlB}_2$, the crystallographic $a$ axis…

材料科学 · 物理学 2017-03-22 Liqin Ke , Bruce N. Harmon , Matthew J. Kramer

The electronic structure of the nanolaminated transition metal carbide Ti2AlC has been investigated by bulk-sensitive soft x-ray emission spectroscopy. The measured Ti L, C K and Al L emission spectra are compared with calculated spectra…

材料科学 · 物理学 2011-12-30 M. Magnuson , O. Wilhelmsson , J. -P. Palmquist , U. Jansson , M. Mattesini , S. Li , R. Ahuja , O. Eriksson

Combining first-principles density functional method and crystal structure prediction techniques, we report a series of hexagonal two-dimensional (2D) transition metal borides (TMBs) including Sc2B2, Ti2B2, V2B2, Cr2B2, Y2B2, Zr2B2, and…

材料科学 · 物理学 2018-10-17 Tao Bo , Peng-Fei Liu , Juping Xu , Junrong Zhang , Fangwei Wang , Bao-Tian Wang

The electronic band structures along with Fermi surface, anisotropy, Vickers hardness, analysis of Mulliken populations, optical and thermodynamic properties were studied for the first time. The optimized unit cell parameters are compared…

材料科学 · 物理学 2018-08-22 P. Barua , M. M. Hossain , M. A. Ali , M. M. Uddin , S. H. Naqib , A. K. M. A. Islam

Borides are a rich material family. To push the boundaries of borides' properties and applications into broader fields, we have conducted systematic theoretical and experimental searches for synthesizable phases in ternary borides…

Nanotubular materials inspired by crystalline diborides such as AlB_2 are proposed. The atomic structure, in particular the basic chemical question of where to put Al atoms in order to stabilize nanotubular Al-B systems, is investigated…

材料科学 · 物理学 2007-05-23 Alexander Quandt , Amy Y. Liu , Ihsan Boustani

The recently developed MAB phases, an extension of the MAX phase, have sparked interest in research among scientists because of their better thermo-mechanical properties. In this paper, we have explored four new MAB phases M2AB2 (M=Mo, Ta…

The metal diborides are a class of ceramic materials with crystal structures consisting of hexagonal sheets of boron atoms alternating with planes of metal atoms held together with mixed character ionic/covalent bonds. Many of the metal…

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