POSITRON LIFETIME IN AMORPHOUS TRANSITION-METAL METALLOID ALLOYS

被引:3
作者
CHARDALAS, M [1 ]
DEDOUSSIS, S [1 ]
LIOLIOS, AK [1 ]
CHARALAMBOUS, S [1 ]
TROEV, T [1 ]
机构
[1] BULGARIAN ACAD SCI, INST NUCL RES & NUCL ENERGY, BU-1113 SOFIA, BULGARIA
关键词
D O I
10.1016/0921-4526(90)90106-5
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Positron lifetime measurements have been performed in transition metal-metalloid amorphous alloys. The increased positron lifetime observed in ternary amorphous alloys is attributed to the distortion of their local structure caused by the introduction of a second transition metal element. Chemical interaction between the constituents seems to affect the local structure more than their relative atomic size. © 1990.
引用
收藏
页码:71 / 74
页数:4
相关论文
共 18 条
  • [2] DUWEZ P, 1981, TOP APPL PHYS, V46, P19
  • [3] THE STRUCTURE OF DENSE-PACKED METALLIC AND OXIDE GLASSES
    ECKERSLEY, MC
    GASKELL, PH
    [J]. JOURNAL OF NON-CRYSTALLINE SOLIDS, 1987, 95-6 : 31 - 44
  • [4] ELLIOTT SR, 1983, PHYSICS AMORPHOUS MA, P311
  • [5] GASKELL PH, 1983, TOP APPL PHYS, V53, P5
  • [6] A COMPARISON BETWEEN COMPTON-SCATTERING AND POSITRON-ANNIHILATION IN NI-B ALLOY GLASSES
    ITOH, F
    HONDA, T
    HASEGAWA, M
    SUZUKI, K
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH, 1982, 199 (1-2): : 323 - 325
  • [7] PROPERTIES OF AMORPHOUS AND FINE-GRAINED ALLOYS AS SEEN BY POSITRON-ANNIHILATION
    KAJCSOS, Z
    [J]. PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE, 1987, 102 (01): : 67 - 78
  • [8] STRUCTURE AND CRYSTALLIZATION OF FE-B METALLIC GLASSES
    KEMENY, T
    VINCZE, I
    FOGARASSY, B
    ARAJS, S
    [J]. PHYSICAL REVIEW B, 1979, 20 (02): : 476 - 488
  • [9] KOGEL G, 1980, LIQUID AMORPHOUS MET, P661
  • [10] Mackenzie I.K., 1983, POSITRON SOLID STATE, P196