Chen, C., Chi, Z., Chong, K. C., Batsanov, A. S., Yang, Z., Mao, Z., Yang, Z., & Liu, B. (2021). Carbazole isomers induce ultralong organic phosphorescence. Nature Materials, 20(February 2021), 175-180. https://doi.org/10.1038/s41563-020-0797-2