Why do some changes in nature unfold gradually, while others occur in the blink of an eye? Rust forming on metal is a slow, ...

Energy consumption is an important part among railway operational costs. This paper explores the simulation problem on energy-efficient multi-train control under moving block system. The model for ...

We are developing, at the Huazhong University of Science and Technology, a small-animal positron emission tomograph (PET) scanner that has two new features. Firstly, it uses detector modules that are ...