Kenji Okumoto

A Novel Class of Emitting Amorphous Molecular Materials as Bipolar Radical Formants:  2-{4-[Bis(4-methylphenyl)amino]phenyl}- 5-(dimesitylboryl)thiophene and 2-{4-[Bis(9,9-dimethylfluorenyl)amino]phenyl}- 5-(dimesitylboryl)thiophene

Yasuhiko Shirota, Motoi Kinoshita, Tetsuya Noda et al. · Journal of the American Chemical Society · 2000 · 369 citations

Materials Science, Organic Material Chemistry, Molecular Solid +13

A Novel Class of Emitting Amorphous Molecular Materials with Bipolar Character for Electroluminescence

Hidekaru Doi, Motoi Kinoshita, Kenji Okumoto et al. · Chemistry of Materials · 2003 · 233 citations

Green fluorescent organic light-emitting device with external quantum efficiency of nearly 10%

Kenji Okumoto, Hiroshi Kanno, Yuji Hamaa et al. · Applied Physics Letters · 2006 · 165 citations

Optical Materials, Engineering, Organic Electronics +24

Direct Measurement of Infinitesimal Depletion Force in a Colloid-Polymer Mixture by Laser Radiation Pressure

Yuichi N. Ohshima, H. Sakagami, Kenji Okumoto et al. · Physical Review Letters · 1997 · 107 citations

Depletion Force, Colloid-polymer Mixture, Colloidal Material +14

New Class of Hole-Blocking Amorphous Molecular Materials and Their Application in Blue-Violet-Emitting Fluorescent and Green-Emitting Phosphorescent Organic Electroluminescent Devices

Kenji Okumoto, Yasuhiko Shirota · Chemistry of Materials · 2003 · 104 citations