Chen Y.-C.Huang S.-K.Li S.-S.Tsai Y.-Y.Chen C.-P.CHUN-WEI CHENChang Y.J.2019-11-272019-11-27201818645631https://www.scopus.com/inward/record.uri?eid=2-s2.0-85053622181&doi=10.1002%2fcssc.201801258&partnerID=40&md5=4854d20be0736f6af9bfd53b5a382000https://scholars.lib.ntu.edu.tw/handle/123456789/432779Facilely Synthesized spiro[fluorene-9,9?-phenanthren-10?-one] in Donor–Acceptor–Donor Hole-Transporting Materials for Perovskite Solar Cellsjournal article10.1002/cssc.201801258299812072-s2.0-85053622181