论文部分内容阅读
Fabrication of GaN epitaxial films on Al<sub>2</sub>O<sub>3</sub>/Si （001） s
【出 处】
：
中国科学：技术科学英文版
【发表日期】
：
1998年2期
【基金项目】
：
Projectsupportedbythe“86 3”AdvancedMaterialsCommitteeofChinaandthePlanningCommissionofChina
其他文献
It is shown that the proof system using odd-superpositions Ⅱ is not complete.The reason leading to this incompleteness is that the use of idempotency rule is n
High-performance relaxor ferroelectric single crystals Pb(Mg<sub>1/3</sub>Nb<sub>2/3</sub>)O<sub>3</sub>-PbTiO<sub>3</sub> have been grown successfully by a mod
Maximum satisfiability (MAX SAT) problem is an optimization version of the satisfiability (SAT) problem. This problem arises in certain applications in expert s
A modal nonmonotonic logic is presented based on an experiential modal semantics on typicality and exception.The syntactic and semantics of modal nonmonotonic l
The break of PKCY is reduced to a break of the related equi-effect cryptosystem, and a method for obtaining the equi-effect secret key by solving matrix equatio
Modification and refinement effects of Sb and Sr on Mg17Al12 and Mg2Si phases in Mg-12Al-0.7Si alloy
The effects of Sb and Sr on the modification and refinement of Mg17Al12and Mg2Si phases in Mg-12Al-0.7Si alloy were investigated and compared. The microstructur
期刊
The electrode configuration determines the thermophysical field during the electroslag remelting(ESR) process and affects the final microstructure of the ingot.
High-quality solidification microstructure during directional solidification relies on precise temperature gradient control, so accurate calculation of the temp
Wet reclamation of waste sodium silicate-bonded sand produces much alkaline sewage and causes pollution. Recycling water glass from wet reclamation sewage of th