On the hardness of a new boron phase, orthorhombic γ-B28

被引：104

作者：

Solozhenko, V. L. ^{[1
]}

Kurakevych, O. O. ^{[1
]}

Oganov, A. R. ^{[2
]}

机构：

[1] Univ Paris 13, LPMTM, CNRS, F-93430 Villetaneuse, France

[2] Swiss Fed Inst Technol, Dept Mat, Zurich, Switzerland

来源：

JOURNAL OF SUPERHARD MATERIALS | 2008年 / 30卷 / 06期

基金：

瑞士国家科学基金会;

关键词：

orthorhombic boron; hardness;

D O I：

10.3103/S1063457608060117

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

Measurements of the hardness of a new high-pressure boron phase, orthorhombic gamma-B-28, are reported. According to the data obtained, gamma-B-28 has the highest hardness ( 50 GPa) of all known crystal-line modifications of boron.

引用

页码：428 / 429

页数：2

共 11 条

[1]

Amberger E., 1981, GMELIN HDB INORGANIC, P112

[2]

BOLMGREN H, 1991, AIP CONF PROC, V231, P197, DOI 10.1063/1.40868

[3] THE CRYSTAL STRUCTURE OF A SIMPLE RHOMBOHEDRAL FORM BORON [J].

DECKER, BF ;

KASPER, JS .

ACTA CRYSTALLOGRAPHICA, 1959, 12 (07) :503-506

[4]

Douglas B. E., 2006, STRUCTURE CHEM CRYST

[5]

Hoard J.L., 1970, J. Solid State Chem, V1, P268, DOI DOI 10.1016/0022-4596(70)90022-8

[6] The interrelation between hardness and compressibility of substances and their structure and thermodynamic properties [J].

Mukhanov, V. A. ;

Kurakevych, O. O. ;

Solozhenko, V. L. .

JOURNAL OF SUPERHARD MATERIALS, 2008, 30 (06) :368-378

[7] Thermodynamic aspects of materials' hardness: prediction of novel superhard high-pressure phases [J].

Mukhanov, V. A. ;

Kurakevych, O. O. ;

Solozhenko, V. L. .

HIGH PRESSURE RESEARCH, 2008, 28 (04) :531-537

[8]

OGANOV AR, 2007, NATURE UNPUB, P1

[9] Crystal structure prediction using ab initio evolutionary techniques:: Principles and applications [J].

Oganov, Artem R. ;

Glass, Colin W. .

JOURNAL OF CHEMICAL PHYSICS, 2006, 124 (24)

[10] Solid-state synthesis of boron subnitride, B6N:: myth or reality? [J].

Solozhenko, Vladimir L. ;

Le Godec, Yann ;

Kurakevych, Oleksandr O. .

COMPTES RENDUS CHIMIE, 2006, 9 (11-12) :1472-1475

← 1 2 →