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101 0 _aeng
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aCurvature and Torsion of the Crystal Lattice in Deformed Polycrystalline Alloys
_fN. A. Koneva, L. I. Trishkina, T. V. Cherkasova
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 13 tit.]
330 _aThe local curvature and torsion (χ) of the crystal lattice formed during the deformation of polycrystalline FCC solid solutions is studied via transmission electron microscopy (TEM). Polycrystalline alloys of Cu and Al (Al contents of 0.5 and 14 at %) with mean grain sizes of 10 to 240 µm are considered. It is established that the sources of curvature and torsion are boundary intersections, grain boundaries, and misoriented dislocation and disclination substructures that form during deformation of the alloys. The greatest curvature and torsion of the crystal lattice are due to grain boundaries and boundary intersections. The effect of grain size has on the value of χ is determined.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tBulletin of the Russian Academy of Sciences: Physics
_oScientific Journal
_d2007-
463 _tVol. 83, iss. 10
_v[P. 1244-1249]
_d2019
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aкристаллическая решетка
610 1 _aдеформация
610 1 _aсплавы
701 1 _aKoneva
_bN. A.
_gNina Aleksandrovna
701 1 _aTrishkina
_bL. I.
_gLyudmila Iljinichna
701 1 _aCherkasova
_bT. V.
_cphysicist
_cSenior Lecturer of Tomsk Polytechnic University, Candidate of physical and mathematical sciences
_f1973-
_gTatyana Viktorovna
_2stltpush
_3(RuTPU)RU\TPU\pers\46258
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bШкола базовой инженерной подготовки
_bОтделение русского языка
_h8030
_2stltpush
_3(RuTPU)RU\TPU\col\23517
801 2 _aRU
_b63413507
_c20200603
_gRCR
856 4 _uhttps://doi.org/10.3103/S1062873819100125
942 _cCF