(1)Na2O·SiO2; (2)Na2O·CaO·Al2O3·SiO2; (3)Na2O·1/3Al2O3·SiO2; (4)18Na2O·10CaO·72SiO2(wt%) 参考答案: 您可能感兴趣的试卷 你可能感兴趣的试题 1.问答题影响玻璃形成过程中的动力学因素是什么?结晶化学因素是什么?试简要叙述之。
以下三种物质,哪个最容易形成玻璃?哪个最不容易形成玻璃,为什么?(1)Na2Omiddot;2SiO2(2)Na2Omiddot;SiO2(3)NaCl A. say
The non-isothermal devitrification of Na 2O · 2 SiO 2 glass prepared by gel-glass transformation is investigated by differential thermal analysis. The glass transition temperature, T g, and the activation energy, E, for the crystal growth are evaluated from DTA and DDTA curves. The results ...
Provenzano V, Boesch LP, Volterra V, Moynihan CT, Macedo PB (1972) Electrical relaxation in Na2O-3SiO2 glass. J Am Ceram Soc 55:492-496V. Provenzano, L. P. Boesch, V. Volterra, C. T. Moynihan and P. B. Macedo,"Electrical relaxation in Na2O·3SiO2 glass", J. Am. Ceram. ...