@article{articlec5d0762d, title = {Quenching of low-energy optical absorption in bilayer C3N polytypes}, author = {Zanfrognini, Matteo and Bonacci, Miki and Molinari, Elisa and Ruini, Alice and Caldas, Marilia Junqueira and Ferretti, Andrea and Paleari, Fulvio and Varsano, Daniele}, year = {2023}, doi = {10.1103/PhysRevMaterials.7.064006}, publisher = {American Physical Society}, journal = {Physical Review Materials} }