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Study of the grain-boundary structure in submicrocrystalline niobium after equal-channel angular pressing |
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| Authors: | A. V. Stolbovskii and E. N. Popova |
| Affiliation: | (1) Structural Metals Center, National Institute for Materials Science, 1-2-1 Sengen, Tsukuba 305-0047, Japan;(2) Department of Engineering Physics, Electronics and Mechanics, Graduate School of Engineering, Nagoya Institute of Technology, Gokiso-cho, Showa-ku, Nagoya 466-8555, Japan |
| Abstract: | The method of Mössbauer emission spectroscopy on 119m Sn nuclei was used to study grain boundaries in submicrocrystalline Nb produced by the method of equal-channel angular pressing (ECAP) of poly-crystalline Nb (99.9%). ECAP included 16 passes at room temperature. |
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