"T. Kojima,J. Nishida,S. Tokito,Y. Yamashita","New n-Type Field-effect Transistors Based on Pyrimidine-containing Compounds with Trifluoromethylphenyl Groups",,"Chem. Lett.",,"Vol. 38","No. 5","pp. 428-429",2009,Apr. "K. Aoki,H. Akutsu,J. Yamada,S. Nakatsuji,T. Kojima,Y. Yamashita","The First Organic Radical Compounds Exhibiting n-Type FET Properties",,"Chem. Lett.",,"Vol. 38","No. 2","pp. 112-113",2009,Feb. "Takahiro Kojima,Jun-ichi Nishida,Shizuo Tokito,Yoshiro Yamashita","High-performance n-Type Organic Field-effect Transistors Based on Co-oligomers Containing a Trifluoromethylphenylthiazolyl Group and a Biphenylene Core",,"Chem. Lett.",,"Vol. 36","No. 10","pp. 1198-1199",2007,Oct. "Takahiro Kojima,Jun-ichi Nishida,Shizuo Tokito,Hirokazu Tada,Yoshiro Yamashita","Organic Field-Effect Transistors Based on Heterocyclic Co-Oligomers Containing a Pyrazine Ring",,"Chem. Commun.",,,"No. 14","pp. 1430-1432",2007,Apr.