借助最新最权威基本的热力学数据,按化学平衡理论,分析SiC和Al2O3之间可能发生的化学反应,定量计算SiC中不同C活度、不同固相产物活度,不同温度下SiC和Al2O3间诸反应各气相产物分压和分压总和,精确分析SiC和Al2O3界面的热力学稳定性,提供一个大气压惰性气体环境SiC和Al2O3界面的热力学失稳判据,为SiC材料研究者提供可靠的参考资料.
参考文献
| [1] | Jacobson N S, Lee K N, Fox D S. Reactions of silicon carbide and silicon (IV) oxide at elevated temperatures [J]. J Am Ceram Soc, 1992,75(6): 1603-11 . |
| [2] | Negita K. Effective sintering aids for silicon carbide ceramics: Reactivities of silicon carbide with various additives [J]. J Am Ceram Soc, 1986,69(12):C-308-10. |
| [3] | Pan Y, Baptista J L. Chemical instability of silicon carbide in the presence of transition metals [J]. Journal of American ceramic Society, 1996,79(8): 2017-26. |
| [4] | Chase M W, Jr Davies C A, Doeney J R, et al. JANAF Thermodynamic tables (3rd edition) [M]. New York: American Chemical Society and American Institute of Physics for the National Bureau of Standards, 1985. |
| [5] | Besmann T M. SOLGASMIX-PV, a computer program to calculate equilibrium relationships in complex chemical systems [R]. Oak Ridge: Oak Ridge National Laboratory, ORNL/TM-5775, TN, 1977. |
| [6] | GTT-Technologies. Chemsage V 3.2 [Z]. Germany: Kaiserstrasse 100, D-52134 Herzogenrath. |
| [7] | Yokokawa H. Fujishige M, Ujie S, et al. Phase relations associated with the aluminum blast furnace: Aluminum oxycarbide melts and Al-C-X (X=Fe,Si) liquid alloys [J]. Metall Trans B, 1987,18B:433-434. |
| [8] | Inoue Z, Inomata Y, Tanaka H, et al. X-ray crystallographic data on aluminum silicon carbide, α-Al4SiC4 and Al2Si2C5 [J]. J Mater Sci, 1980,15: 575-580. |
| [9] | Lihrmann J M, Zambetakis T, Daire M. High temperature behavior of the aluminum oxycarbide Al2OC in the system Al2O3-Al4C3 and with additions of aluminum nitride [J]. J Am Ceram Soc,1989, 72(9):1704-1709. |
| [10] | Lange F F. Hot-pressing behavior of silicon carbide powders with additions of aluminum oxide [J]. J Mater Sci, 1975,10: 314-320. |
| [11] | Huang J L, Andrew A C, Hurford C, et al. Sintering behavior and properties of Sicalon ceramics [J], J Mater Sci, 1986,21: 1448-1456. |
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