论文部分内容阅读
教师签到的利与弊
【机 构】
：
保定市第七中学秦皇岛市海港区东山小学;康保县第一中学;唐山市第一中学;任丘市第二实验小学;
【出 处】
：
河北教育（综合版）
【发表日期】
：
2011年5期
其他文献
We investigate the surface structure and electronic properties of β-Sn islands deposited on a graphitized 6H-SiC(0001) substrate via low temperature scanning t
期刊
,Performance Analyses of Planar Schottky Barrier MOSFETs with Dual Silicide Layers at Source/Drain o
A dual silicide layer structure is proposed for Schottky barrier metal-oxide-semiconductor field effect transistors (MOSFETs) on bulk substrates.The source/drai
期刊
Employing Monte Carlo simulations based on the cluster expansion,the special quasi-random structures and first-principles calculations,we systematically investi
期刊
,Pressure-Induced Topological and Structural Phase Transitions in an Antiferromagnetic Topological I
Recently,natural van der Waals heterostructures of (MnBi2Te4)m(Bi2Te3)n have been theoretically predicted and experimentally shown to host tunable magnetic prop
期刊
,Electrically Tunable Wafer-Sized Three-Dimensional Topological Insulator Thin Films Grown by Magnet
Three-dimensional (3D) topological insulators (TIs) are candidate materials for various electronic and spintronic devices due to their strong spin-orbit couplin
期刊