Precipitation of Icosahedral Al-Mn during pulsed laser melting

被引:8
|
作者
Aziz, Michael J. [1 ]
Budai, John D. [1 ]
机构
[1] Oak Ridge Natl Lab, Div Solid State, Oak Ridge, TN 37831 USA
关键词
D O I
10.1557/JMR.1986.0401
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The icosahedral phase has been produced by pulsed laser melting of thin films of Mn-implanted Al. With increasing laser intensity, we observe a mixture of icosahedral and fee phases followed by a single phase fee region. Grains as large as 1 mu m in diameter have been observed in 0.1 mu m thick films. Electron diffraction studies of individual icosahedral grains indicate that the rapid growth direction from the melt is along the threefold symmetry axis.
引用
收藏
页码:401 / 404
页数:4
相关论文
共 50 条
  • [41] MAGNETISM AND THE OBSERVATION OF NMR LINES IN HEXAGONAL AL4MN AND ICOSAHEDRAL AL-MN ALLOYS
    BENNETT, LH
    RUBINSTEIN, M
    XIAO, G
    CHIEN, CL
    JOURNAL OF APPLIED PHYSICS, 1987, 61 (08) : 4364 - 4365
  • [42] STRUCTURE OF AL-MN ICOSAHEDRAL PHASE AT HIGH SPATIAL-RESOLUTION
    HIRAGA, K
    HIRABAYASHI, M
    JOURNAL OF METALS, 1985, 37 (11): : A83 - A83
  • [43] INFLUENCE OF THE QUENCHING CONDITIONS ON THE FORMATION OF THE ICOSAHEDRAL PHASE IN AL-MN ALLOYS
    BIGOT, J
    YUZHANG, K
    HARMELIN, M
    MATERIALS SCIENCE AND ENGINEERING, 1988, 99 : 453 - 456
  • [44] THERMAL TRANSFORMATION OF ICOSAHEDRAL QUASIPERIODIC CRYSTALS OF THE Al-Mn SYSTEM.
    Pannetier, J.
    Dubois, J.M.
    Janot, C.
    Bilde, A.
    Philosophical Magazine B: Physics of Condensed Matter; Electronic, Optical and Magnetic Properties, 1987, 55 (04): : 435 - 457
  • [45] TRANSFORMATION OF THE ICOSAHEDRAL PHASE IN RAPIDLY QUENCHED AL-RICH AL-MN ALLOYS
    MCALISTER, AJ
    BENDERSKY, LA
    SCHAEFER, RJ
    BIANCANIELLO, FS
    SCRIPTA METALLURGICA, 1987, 21 (02): : 103 - 106
  • [46] FORMATION OF ICOSAHEDRAL AL-MN AND AL-RU BY SOLID-STATE PROCESSES
    FOLLSTAEDT, DM
    KNAPP, JA
    MATERIALS SCIENCE AND ENGINEERING, 1987, 90 : 1 - 8
  • [47] THERMAL TRANSFORMATION OF ICOSAHEDRAL QUASI-PERIODIC CRYSTALS OF THE AL-MN SYSTEM
    PANNETIER, J
    DUBOIS, JM
    JANOT, C
    BILDE, A
    PHILOSOPHICAL MAGAZINE B-PHYSICS OF CONDENSED MATTER STATISTICAL MECHANICS ELECTRONIC OPTICAL AND MAGNETIC PROPERTIES, 1987, 55 (04): : 435 - 457
  • [48] STRUCTURAL STUDY OF THE ICOSAHEDRAL PHASES OF AL-MN BY CONTRAST VARIATION IN NEUTRON DIFFUSION
    JANOT, C
    DUBOIS, JM
    PANNETIER, J
    DEBOISSIEU, M
    MEMOIRES ET ETUDES SCIENTIFIQUES DE LA REVUE DE METALLURGIE, 1987, 84 (09): : 470 - 470
  • [49] FORMATION OF ICOSAHEDRAL AL-MN AND RELATED PHASES BY ION-BEAM MIXING
    KNAPP, JA
    FOLLSTAEDT, DM
    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1987, 19-20 : 611 - 618
  • [50] ORIENTATION RELATION BETWEEN ICOSAHEDRAL AND CRYSTALLINE PHASES IN Al-Mn ALLOYS.
    Beeli, C.
    Ishimasa, T.
    Nissen, H.-U.
    Philosophical Magazine B: Physics of Condensed Matter; Electronic, Optical and Magnetic Properties, 1988, 57 (05): : 599 - 608