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Cooperative grain boundary sliding and nanograin nucleation process in nanocrystalline, ultrafine-grained, and polycrystalline solids. / Bobylev, S. V.; Morozov, N. F.; Ovid’ko, I. A.

в: Physical Review B - Condensed Matter and Materials Physics, Том B 84, № 094103, 2011, стр. 1-10.

Результаты исследований: Научные публикации в периодических изданияхстатья

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Bobylev, S. V. ; Morozov, N. F. ; Ovid’ko, I. A. / Cooperative grain boundary sliding and nanograin nucleation process in nanocrystalline, ultrafine-grained, and polycrystalline solids. в: Physical Review B - Condensed Matter and Materials Physics. 2011 ; Том B 84, № 094103. стр. 1-10.

BibTeX

@article{c6b25e4b09c2456daec58730cc498c64,
title = "Cooperative grain boundary sliding and nanograin nucleation process in nanocrystalline, ultrafine-grained, and polycrystalline solids",
abstract = "A special physical mode of plastic deformation in nanocrystalline, ultrafine-grained, and polycrystalline solids is suggested and theoretically described. The mode represents the cooperative grain boundary (GB) sliding and nanoscale grain nucleation (occurring through stress-driven splitting and migration of GBs) process. It is theoretically revealed that, in certain ranges of parameters of the defect structure under consideration, the special deformation mode is more energetically favorable than both “pure” GB sliding and the previously examined [ Bobylev et al. Phys. Rev. Lett. 105 055504 (2010)] cooperative GB sliding and migration process. In addition, the special deformation mode enhances ductility of nanocrystalline and ultrafine-grained solids, and this enhancing effect is more pronounced compared to that of the cooperative GB sliding and migration process.",
keywords = "нанозерна",
author = "Bobylev, {S. V.} and Morozov, {N. F.} and Ovid{\textquoteright}ko, {I. A.}",
year = "2011",
doi = "http://dx.doi.org/10.1103/PhysRevB.84.094103",
language = "English",
volume = "B 84",
pages = "1--10",
journal = "Physical Review B-Condensed Matter",
issn = "1098-0121",
publisher = "American Physical Society",
number = "094103",

}

RIS

TY - JOUR

T1 - Cooperative grain boundary sliding and nanograin nucleation process in nanocrystalline, ultrafine-grained, and polycrystalline solids

AU - Bobylev, S. V.

AU - Morozov, N. F.

AU - Ovid’ko, I. A.

PY - 2011

Y1 - 2011

N2 - A special physical mode of plastic deformation in nanocrystalline, ultrafine-grained, and polycrystalline solids is suggested and theoretically described. The mode represents the cooperative grain boundary (GB) sliding and nanoscale grain nucleation (occurring through stress-driven splitting and migration of GBs) process. It is theoretically revealed that, in certain ranges of parameters of the defect structure under consideration, the special deformation mode is more energetically favorable than both “pure” GB sliding and the previously examined [ Bobylev et al. Phys. Rev. Lett. 105 055504 (2010)] cooperative GB sliding and migration process. In addition, the special deformation mode enhances ductility of nanocrystalline and ultrafine-grained solids, and this enhancing effect is more pronounced compared to that of the cooperative GB sliding and migration process.

AB - A special physical mode of plastic deformation in nanocrystalline, ultrafine-grained, and polycrystalline solids is suggested and theoretically described. The mode represents the cooperative grain boundary (GB) sliding and nanoscale grain nucleation (occurring through stress-driven splitting and migration of GBs) process. It is theoretically revealed that, in certain ranges of parameters of the defect structure under consideration, the special deformation mode is more energetically favorable than both “pure” GB sliding and the previously examined [ Bobylev et al. Phys. Rev. Lett. 105 055504 (2010)] cooperative GB sliding and migration process. In addition, the special deformation mode enhances ductility of nanocrystalline and ultrafine-grained solids, and this enhancing effect is more pronounced compared to that of the cooperative GB sliding and migration process.

KW - нанозерна

U2 - http://dx.doi.org/10.1103/PhysRevB.84.094103

DO - http://dx.doi.org/10.1103/PhysRevB.84.094103

M3 - Article

VL - B 84

SP - 1

EP - 10

JO - Physical Review B-Condensed Matter

JF - Physical Review B-Condensed Matter

SN - 1098-0121

IS - 094103

ER -

ID: 5200922