The microstructure, mechanical properties and corrosion resistance of equiatomic AlCrMnFeNiCu high-entropy alloy prepared by vacuum arc melting were investigated by XRD, SEM, EDS, TEM and electrochemical workstation. The alloy consists of two different BCC structures and a FCC solid solution...

The dual utilization of urban rail infrastructures, especially metro network, for collaborative passenger-and-freight transport is gradually being recognized as a sustainable way to conquer many negative externalities caused by the urban freight activities. Based on system dynamic (SD) modeling...