AB-INITIO CALCULATIONS OF STRUCTURAL AND ELECTRONIC-PROPERTIES OF GALLIUM SOLID-STATE PHASES

被引:156
作者
BERNASCONI, M
CHIAROTTI, GL
TOSATTI, E
机构
[1] SCH ADV INT STUDIES,I-34014 TRIESTE,ITALY
[2] INT CTR THEORET PHYS,I-34014 TRIESTE,ITALY
来源
PHYSICAL REVIEW B | 1995年 / 52卷 / 14期
关键词
D O I
10.1103/PhysRevB.52.9988
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Structural and electronic properties of various solid-state phases of gallium have been studied by means of first-principles total-energy calculations. Our results confirm that while the ground state alpha phase is characterized by the notable coexistence of metallic and covalent characters, the other phases are totally metallic. We predict that a phase transition from GaII to fee should be observable at pressure similar to 150 kbar.
引用
收藏
页码:9988 / 9998
页数:11
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