Magnetic Weyl semimetals (WSMs) with broken time-reversal symmetry (TRS) hosting topological band structures are expected to provide an ideal platform for inves
十九世纪末,中华民族面临着亡国灭种的严重危机.救亡图存成为中国社会的主题.维新派作为民族资产阶级的代袁,倡言变法,谋求富强,给奄奄一息的中国注入了生机.为完成变法大业,
According to the agreement on setting up the joint research fund between NSFC and RGB of Hong Kong signed on November 23,1998,the National Natural Science Found
Present trend of semi-solid processing is directed towards rheocasting route which allows manufacturing of near-net-shape cast components directly from the prep
本文讨论了在能量色散X射线荧光分析中影响准确定量的厚靶基体吸收效应,着重研究了中厚靶的吸收校正方法。以头发样品为例,分别介绍了采用辐射体测得吸收校正系数和化学加入
数学思想是数学的灵魂,数学方法是数学的行为.数学思想方法既会影响学生的数学学习,同时,也能帮助学生养成利用数学知识去解决实际问题的能力.初中数学教学不仅要让学生获得
Science carried a report recently on the collaborative results between research teams led by Prof.Paul Wignall of Leeds University and Prof.Lai Xulong of China
Asia 3 Foresight Program is a cooperative research program set up jointly by the National Natural Science Foundation of China(NSFC),Japan Society for Promotion
Yu Qian,a postgraduate of Micro-Nano-Scale Materials Behavior Research Center of the State Key Laboratory of Mechanical Behavior of Metal Materials,Xi’an Jiaot