Project(50272043) supported by the National Natural Science Foundation of China
Bi2O3-ZnO-B2O3 system glass is a kind of lead-free low melting sealing glasses. The structure of Bi2O3-ZnO-B2O3 system low-melting sealing glass was investigated by DSC, FT-IR, XRD and SEM. The results show that with ...
Funded by the Open Fund Project of Key Laboratory of New Processing Technology for Nonferrous Metal and Materials, Ministry of Education(Guangxi University)(No.063006-5C-22);the National Natural Science Foun-dation of China(50272043);Key Technology R&D Program of China(2006BAJ02B00)
The structure and properties of the glass-ceramics were tested with X-ray diffraction testing instrument,correlative software,and other modern testing means.Then the effect of Al2O3 content on internal stresses in CaO...
National Natural Science Foundation of China(50272043);Natural Science Foundation of Hubei Province(2002AB077);Natural Science Foundation of Wuhan University of Technology(2003XJJ013);Natural Science Foundation of Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education,Wuhan University of Technology
The samples were attained through altering the cooling system of producing glass-ceramics. The X-ray diffraction was used to test the stress value of different samples. The relation of the cooling system and internal ...
Project(50272043) supported by the National Natural Science Foundation of China
The mismatch in thermal expansion coefficient between crystalline phase and glass phase can result in large thermal stresses during thermal processing, as well as the low thermal conductivity, which is the most troubl...