Magnetically controlled shape memory alloy (MSMA) is a new type of functional materials, which has inverse magnetic shap......

新型冠状病毒肺炎疫情的暴发给全球卫生体系带来巨大冲击，也为科学研究带来了机遇与挑战。理论流行病学模型可通过数学手段定量模拟......