financially supported by the National Natural Science Foundation of China(Nos.22478423 and 22275026);the Natural Science Foundation for Distinguished Young Scholars of Chongqing,China(No.CSTB2023NSCQJQX0032);the key project of Chongqing Science and Technology Bureau(No.CSTB2022TIAD-KPX0041).
Single-atom catalysts(SACs)are considered as the most promising nonprecious metal alternatives for oxygen reduction reactions(ORR)in proton exchange membrane fuel cells because of their high atomic utilization and exc...
The subject is the thermodynamics of dark matter, the Helmholtz free energy. The method of fluctuations leads to an estimate of the mass of a dark matter particle. The picture that emerges is that of a small-mass, deg...