This code is used to calculate POAV, if you have any question during use please contact: jarvis_tang@foxmail.com
When using POAV in your research PLEASE cite the paper: Tang S, Xu L, Dong K, et al. Curvature effect on graphene-based Co/Ni single-atom catalysts[J]. Applied Surface Science, 2023, 615: 156357. DOI: 10.1016/j.apsusc.2023.156357