1. Organic electroluminescent diodes
2. Blue light‐emitting organic electroluminescent devices
3. Multilayer White Light-Emitting Organic Electroluminescent Device
4. T. Wakimoto, R. Murayama, K. Nagayama, Y. Okuda, H. Nakada, T. Tohma, in: J. Morreale (Ed.), 1996 SID Int'l. Symp. Digest of Technical Papers, Vol. 27, Society for Information Display, Santa Ana, CA, 1996, p. 849.
5. H. Nakada, T. Tohma, in: R.H. Mauch, H.-E. Gumlich (Eds.), Proc. Int'l. Symp. on Inorganic and Organic Electroluminescence, Wissenschaft und Technik, Berlin, 1996, p. 385.