On the use of DFT+U to describe the electronic structure of TiO2 nanoparticles: (TiO2)35 as a case study Nov 18, 2020 Á. Morales-Garcia, S. Rhatigan, M. Nolan, F. Illas J. Chem. Phys., 152 (2020) 244107 (1-8) https://doi.org/10.1063/5.0012271