Crystal growth and properties of scandium nitride

被引:46
作者
Gu, Z
Edgar, JH
Pomeroy, J
Kuball, M
Coffey, DW
机构
[1] Kansas State Univ, Dept Chem Engn, Manhattan, KS 66506 USA
[2] Univ Bristol, HH Wills Phys Lab, Bristol BS8 1TL, Avon, England
[3] Oak Ridge Natl Lab, High Temp Mat Lab, Oak Ridge, TN 37831 USA
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1023/B:JMSE.0000032591.54107.2c
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
ScN crystals were grown on tungsten foil by sublimation-recondensation method in the temperature range of 1840-2060degreesC, pressure range of 15-230 Torr under a nitrogen atmosphere. The growth rate increased exponentially with temperature with activation energy of 456.0 KJ/mol, and it was inversely proportional to pressure. The maximum growth rate was 79.292 mg/h at 2060degreesC under 25 Torr. Characterization methods confirmed the rock salt crystal structure with a lattice constant of 4.5005 Angstrom. (C) 2004 Kluwer Academic Publishers.
引用
收藏
页码:555 / 559
页数:5
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