"Sojiro Hachiya,Kengo Asai,Gen-ichi Konishi","Environment-responsive multicolor fluorescent dyes based on nitrophenyl or nitrophenylethynyl oligothiophene derivatives: correlation between fluorescence and ƒÎ-conjugation length",,"Tterahedron Lett.",,"Vol. 54",,"pp. 3317?3320",2013,June
"Sojiro Hachiya,Kengo Asai,Gen-ichi Konishi","Unique Solvent-dependent Fluorescence of Nitro-group-containing Naphthalene Derivatives with Weak Donor-Strong Acceptor System",,"TETRAHEDRON LETT",,"Vol. 54","No. 14","pp. 1839?1841",2013,Apr.