Lee, SE Cho, HN Jung, SH Park, HC Lee, CJ Park, JW 2024-01-21T04:06:08Z 2024-01-21T04:06:08Z 2021-09-01 2005-12 0218-8635 https://pubs.kist.re.kr/handle/201004/135978 We synthesized and characterized novel highly phenyl-substituted spirobifluorene and carbazole derivatives such as 3,6-bis[(2,3,4,5-tetraphenyl)phenyl]-9-ethylcarbazole (BTPEC); 3,6-bis(7,10-diphenyl-fluoranthene)-9-ethylcarbazole (BDFEC); 2,7-Bis[(2,3, 4,5-tetraphenyl)phenyl]-9,9'-spirobifluorene (BTPSF); and 3,6-bis(7,10-diphenyl-fluoran-thene)-9,9'-spirobifluorene (BDFSF), through Diels-Alder reaction. BDFEC showed sky blue PL spectrum at 481 nm and BTPSF showed ultra-violet PL spectrum at 374 nm in chloroform solution. Also BTPEC and BDFSF exhibited PL spectrum at around the UV region, 390 and 467 nm. English WORLD SCIENTIFIC PUBL CO PTE LTD ELECTROLUMINESCENT PROPERTIES Novel synthesis of highly phenyl-substituted spirobifluorene and carbazole derivatives through Diels-Alder reaction for light-emitting diodes Article 10.1142/S0218863505002906 1 JOURNAL OF NONLINEAR OPTICAL PHYSICS & MATERIALS, v.14, no.4, pp.469 - 474 JOURNAL OF NONLINEAR OPTICAL PHYSICS & MATERIALS 14 4 469 474 scie scopus 000235065600002 2-s2.0-29444440256 Optics Physics, Applied Optics Physics Article; Proceedings Paper ELECTROLUMINESCENT PROPERTIES electroluminescence carbazole spirobifluorene highly phenyl-substituted molecules