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100 _a20161114a2016 k y0engy50 ba
101 0 _aeng
105 _ay z 100zy
135 _adrgn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aEffects of transient thermal shock loadings on the structure of zirconia ceramics
_fE. A. Derkach, S. P. Buyakova, S. N. Kulkov
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 7 tit.]
330 _aIn this paper the influence of thermal shock loadings on the phase composition and microstructure of ZrO[2](Y[2]O[3]) and ZrO[2](MgO) ceramics was studied. It was found that thermal shock strains were no effect on phase composition of ZrO[2](Y[2]O[3]) ceramics. Reducing the concentration of high-temperature tetragonal t-ZrO[2] and cubic c-ZrO[2] modifications and rising the content of low-temperature monoclinic m-ZrO[2] crystal system with increasing the number of thermal shock strains were observed. The values of region coherent X-ray scattering of ZrO[2](Y[2]O[3]) ceramics didn't changed, while the crystallite size of ZrO[2](MgO) ceramics decreased. The formation of block structure in all studied ceramics was observed, the sizes of the blocks formed in the ZrO[2](Y[2]O[3]) and ZrO[2](MgO) ceramics were slightly different. The formation of the blocks in ZrO[2](Y[2]O[3]) ceramics occurred on the grain boundaries, while the crystallites in ZrO[2](MgO) ceramics were crushed due to phase transformation.
461 0 _0(RuTPU)RU\TPU\network\2008
_tIOP Conference Series: Materials Science and Engineering
463 0 _0(RuTPU)RU\TPU\network\16647
_tVol. 156 : Materials and Technologies of New Generations in Modern Materials Science
_oInternational Conference and Youth Scientific School, 9–11 June 2016, Tomsk, Russia
_o[proceedings]
_fNational Research Tomsk Polytechnic University (TPU)
_v[012029, 5 p.]
_d2016
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aтепловые нагрузки
610 1 _aударные нагрузки
610 1 _aциркониевая керамика
610 1 _aмикроструктуры
610 1 _aфазовые превращения
610 1 _aфазовые составы
610 1 _aрентгеновское рассеяние
700 1 _aDerkach
_bE. A.
701 1 _aBuyakova
_bS. P.
_cspecialist in the field of material science
_cProfessor of Tomsk Polytechnic University, Doctor of technical sciences
_f1968-
_gSvetlana Petrovna
_2stltpush
_3(RuTPU)RU\TPU\pers\34758
701 1 _aKulkov
_bS. N.
_cspecialist in the field of material science
_cProfessor of Tomsk Polytechnic University, Doctor of physical and mathematical sciences
_f1952-
_gSergey Nikolaevich
_2stltpush
_3(RuTPU)RU\TPU\pers\31428
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bИнститут физики высоких технологий (ИФВТ)
_bКафедра материаловедения в машиностроении (ММС)
_h74
_2stltpush
_3(RuTPU)RU\TPU\col\18688
801 2 _aRU
_b63413507
_c20170330
_gRCR
856 4 _uhttp://dx.doi.org/10.1088/1757-899X/156/1/012029
856 4 _uhttp://earchive.tpu.ru/handle/11683/36539
942 _cCF