@article{CTT100879300, author = {R. Enomoto and M. Hoshi and H. Oyama and H. Agata and S. Kurokawa and H. Kuma and H. Uekusa and Y. Murakami}, title = {van der Waals solid solution crystals for highly efficient in-air photon upconversion under subsolar irradiance}, journal = {Mater. Horiz.}, year = 2021, }