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Modulus and hardness of ZrO2-CeO2system ceramics at low temperature

✍ Scribed by Zhang Zhong; Li Laifeng; Tu Zhihua; Zhao Lizhong; Zhang Peiquiang

Publisher
Springer
Year
1995
Tongue
English
Weight
244 KB
Volume
14
Category
Article
ISSN
0261-8028

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We measured the fracture strength and fracture toughness of ZrOa-based ceramics containing 14.5mo1%, 15.5mo1%, and 16.5mo1% CeO/at 298,77,and 4.2K.The results indicate that there is 56-117% increase in fracture toughness at 4.2K and 47.6-92% increase in fracture strength at 4.2K. The maximum increas