MICROSCOPIC PROCESSES ACCOMPANYING AL+-ION IMPLANTATION OF NICKEL

被引:20
作者
AHMED, M [1 ]
POTTER, DI [1 ]
机构
[1] UNIV CONNECTICUT,INST MAT SCI,STORRS,CT 06268
来源
ACTA METALLURGICA | 1985年 / 33卷 / 12期
关键词
NICKEL METALLOGRAPHY - Microstructures - RADIATION DAMAGE - SURFACES;
D O I
10.1016/0001-6160(85)90184-1
中图分类号
TF [冶金工业];
学科分类号
0806 ;
摘要
Nickel substrates have been implanted at room temperature with Al** plus -ions accelerated through 180 kv to fluences ranging from 1 multiplied by 10**1**5 ions/cm**2 to 4 multiplied by 10**1//8 ions/cm**2. Composition versus depth profiles were determined as were microstructures. The implanted concentration reached 75 at. % Al at the highest fluence. The variation in sputtering yield with concentration controls the increase in concentration with fluence. Phases observed include the nickel solid solution with extended aluminum solubility, an h. c. p. phase, beta prime -NiAl and an amorphous phase. Both the h. c. p. phase and the beta prime -NiAl phase form martensitically. Neither Ni//2Al//3 nor NiAl//3 are observed under implantation. Their replacements by beta prime containing 60 at. % Al and an amorphous phase, respectively, result from radiation damage.
引用
收藏
页码:2221 / 2231
页数:11
相关论文
共 26 条
  • [1] CHANNELING AND TEM STUDIES ON SB+ IMPLANTED NI
    ALTAMIMI, ZYA
    GRANT, WA
    CARTER, G
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH, 1983, 209 (MAY): : 363 - 369
  • [2] ANTTILA A, 1977, RAD EFFECTS, V33
  • [3] Biersack J. P., 1973, Radiation Effects, V19, P249, DOI 10.1080/00337577308232256
  • [4] PHASE-TRANSFORMATIONS AT BOMBARDMENT OF THIN-FILMS WITH IONS
    BYKOV, VN
    TROYAN, VA
    ZDOROVTSEVA, GG
    KHAIMOVICH, VS
    [J]. PHYSICA STATUS SOLIDI A-APPLIED RESEARCH, 1975, 32 (01): : 53 - 61
  • [5] Chu WK., 1978, BACKSCATTERING SPECT
  • [6] QUANTITATIVE-ANALYSIS OF THIN SPECIMENS
    CLIFF, G
    LORIMER, GW
    [J]. JOURNAL OF MICROSCOPY-OXFORD, 1975, 103 (MAR): : 203 - 207
  • [7] LIMITING COMPOSITIONS AND PHASE-TRANSFORMATIONS RESULTING FROM IMPLANTING ALUMINUM INTO NICKEL
    CORDTS, B
    AHMED, M
    POTTER, DI
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH, 1983, 209 (MAY): : 873 - 879
  • [8] DEARNALEY G, 1982, J MET, V35, P18
  • [9] ELECTRON-ENERGY LOSS SPECTROSCOPY OF ION IRRADIATED NI-AL ALLOYS
    GRUNES, LA
    BARBOUR, JC
    HUNG, LS
    MAYER, JW
    RITSKO, JJ
    [J]. JOURNAL OF APPLIED PHYSICS, 1984, 56 (01) : 168 - 176
  • [10] SURFACE STRESSES IN ION-IMPLANTED STEEL
    HARTLEY, NEW
    [J]. JOURNAL OF VACUUM SCIENCE & TECHNOLOGY, 1975, 12 (01): : 485 - 489