THE NEEL TEMPERATURE OF NANOCRYSTALLINE CHROMIUM

被引:7
作者
FITZSIMMONS, MR
EASTMAN, JA
ROBINSON, RA
LYNN, JW
机构
[1] ARGONNE NATL LAB,DIV MAT SCI,ARGONNE,IL 60439
[2] NATL INST STAND & TECHNOL,INST REACTOR RADIAT,GAITHERSBURG,MD 20899
关键词
D O I
10.1063/1.360765
中图分类号
O59 [应用物理学];
学科分类号
摘要
Wide-angle neutron diffraction measurements taken at temperatures from 6 to 250 K indicate that the portion of a chromium sample with a mean grain size of 73 nm is antiferromagnetically ordered at temperatures below 100 K. The Néel temperature (about 120±10 K) for this nanocrystalline sample is suppressed considerably below that of strain-free single-crystal chromium (311 K). © 1995 American Institute of Physics.
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页码:1364 / 1366
页数:3
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