supported by the National Natural Science Foundation of China(52025033,21935007);the Ministry of Science and Technology of China(2022YFB4200400,2019YFA0705900);the Tianjin City(20JCZDJC00740);111 Project(B12015)
The series-connected tandem device strategy is an effective approach to promote the efficiency of organic solar cells(OSCs) with broadened absorption range and alleviated thermalization and transmission loss.In this a...
Contra-rotating small-sized fans are used as cooling fans for electric equipment. The internal flow condition between the front and rear rotors of the contra-rotating small-sized fan is not known well especially at th...
supported by the National Natural Science Foundation of China(Nos.61505171 and 61505170);the Joint Funds of the National Natural Science Foundation of China(No.U1530109)
We investigate the dynamic processes of the Nd:YAG pulse laser ablation of fused silica by ultrafast time- resolved optical diagnosis with a nanosecond time resolution. The evolution process of plasma expansion in ai...
This paper used the Hyper Mesh and LS-DYNA software to establish a dummy-seat finite element simulation model. The head, chest and neck injury of the dummy were analyzed respectively in the frontal impact and rear imp...