@article{Mei2019, author = "Yuncai Mei and Weitao Yang", title = "{Excited-State Potential Energy Surfaces, Conical Intersections, and Analytical Gradients from Ground-State Density Functional Theory}", year = "2019", month = "4", url = "https://acs.figshare.com/articles/journal_contribution/Excited-State_Potential_Energy_Surfaces_Conical_Intersections_and_Analytical_Gradients_from_Ground-State_Density_Functional_Theory/8082593", doi = "10.1021/acs.jpclett.9b00712.s001" }