HOME > Article > DetailPyridyl-functionalized spiro[fluorene–xanthene] as a dopant-free hole-transport material for stable perovskite solar cellsB. Yadagiri, Towhid H. Chowdhury, Yulu He, Ryuji Kaneko, Ashraful Islam, Surya Prakash Singh. Materials Chemistry Frontiers 5 [19] 7276-7285. 2021.https://doi.org/10.1039/d1qm00435b NIMS author(s)ISLAM, AshrafulFulltext and dataset(s) on Materials Data Repository (MDR)Created at: 2021-12-23 15:42:41 +0900 Updated at: 2026-05-03 04:41:17 +0900