ON THE SLIP SYSTEMS IN MOSI2

被引:53
作者
MALOY, SA [1 ]
HEUER, AH [1 ]
LEWANDOWSKI, JJ [1 ]
MITCHELL, TE [1 ]
机构
[1] LOS ALAMOS NATL LAB, CTR MAT SCI, LOS ALAMOS, NM 87545 USA
来源
ACTA METALLURGICA ET MATERIALIA | 1992年 / 40卷 / 11期
关键词
D O I
10.1016/0956-7151(92)90479-X
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The primary and secondary slip systems in MoSi2 have been identified by studying the dislocation substructures produced by microhardness indents at temperatures up to 1000-degrees-C. Two slip systems can be activated-primary {011}[100] slip, active over the whole temperature range, and secondary {110BAR}1/2[111] slip, active above 600-degrees-C. Only four independent slip systems (in the Von Mises sense) are present, even when both slip systems operate.
引用
收藏
页码:3159 / 3165
页数:7
相关论文
共 13 条
[1]   COMPARISON OF FULLY RELATIVISTIC ENERGY-BANDS AND COHESIVE ENERGIES OF MOSI2 AND WSI2 [J].
BHATTACHARYYA, BK ;
BYLANDER, DM ;
KLEINMAN, L .
PHYSICAL REVIEW B, 1985, 32 (12) :7973-7978
[2]  
BOLDT PH, IN PRESS MATER SCI E
[3]   A SIMPLIFIED METHOD FOR DETERMINING THE NUMBER OF INDEPENDENT SLIP SYSTEMS IN CRYSTALS [J].
COTTON, JD ;
KAUFMAN, MJ ;
NOEBE, RD .
SCRIPTA METALLURGICA ET MATERIALIA, 1991, 25 (10) :2395-2398
[4]  
GAC FD, 1985, J AM CERAM SOC, V68, pC200, DOI 10.1111/j.1151-2916.1985.tb10182.x
[5]  
Gibbs W., 1987, CERAM ENG SCI P, P645
[6]   INDEPENDENT SLIP SYSTEMS IN CRYSTALS [J].
GROVES, GW ;
KELLY, A .
PHILOSOPHICAL MAGAZINE, 1963, 8 (89) :877-&
[7]   CARBON ADDITIONS TO MOLYBDENUM DISILICIDE - IMPROVED HIGH-TEMPERATURE MECHANICAL-PROPERTIES [J].
MALOY, S ;
HEUER, AH ;
LEWANDOWSKI, J ;
PETROVIC, J .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1991, 74 (10) :2704-2706
[8]  
SHAFFER PTB, 1964, MATERIALS INDEX
[9]  
SVECHNIKOV VN, 1970, DAN UKR SSR A, V6, P533
[10]   HIGH-TEMPERATURE DEFORMATION OF MOSI2 SINGLE-CRYSTALS WITH THE C11B STRUCTURE [J].
UMAKOSHI, Y ;
SAKAGAMI, T ;
HIRANO, T ;
YAMANE, T .
ACTA METALLURGICA ET MATERIALIA, 1990, 38 (06) :909-915