Doctor of Engineering

有機エレクトロニクス材料

1996
Faculty of Textile Science and Technology, Shinshu University professor

1985 - 1996
Advanced Research Loboratry, Hitachi, Ltd. Senior Research Sciensist

1983 - 1985
Central Research Loboratry, Hitachi, Ltd. Senior Research Sciensist

1972 - 1983
Central Research Loboratry, Hitachi, Ltd. Researcher

1972, Osaka University, Graduate School, Division of Engineering Science

1966, Osaka City University, Faculty of Science

Effects of volatile additives in solutions used to prepare polythiophene-based thin-film transistors
Ichikawa, Musubu; Yamamura, Kenta; Jeon, Hyeon-Gu; Nakajima, Miyako; Taniguchi, Yoshio
JOURNAL OF APPLIED PHYSICS, 109(5), Mar. 2011

Bipyridyl-substituted benzo[1,2,3]triazoles as a thermally stable electron transporting material for organic light-emitting devices
Ichikawa, Musubu; Mochizuki, Shunji; Jeon, Hyeon-Gu; Hayashi, Shuichi; Yokoyama, Norimasa; Taniguchi, Yoshio
JOURNAL OF MATERIALS CHEMISTRY, 21(32), 11791-11799, 2011

Bi- or ter-pyridine tris-substituted benzenes as electron-transporting materials for organic light-emitting devices
Ichikawa, Musubu; Wakabayashi, Kenta; Hayashi, Shuichi; Yokoyama, Norimasa; Koyama, Toshiki; Taniguchi, Yoshio
ORGANIC ELECTRONICS, 11(12), 1966-1973, Dec. 2010

Thermal treatment effects on N-alkyl perylene diimide thin-film transistors with different alkyl chain
Jeon, Hyeon-Gu; Hattori, Jinya; Kato, Shimpei; Oguma, Naomi; Hirata, Naoki; Taniguchi, Yoshio; Ichikawa, Musubu
JOURNAL OF APPLIED PHYSICS, 108(12), Dec. 2010

A highly efficient sublimation purification system using baffles with orifices
Hyeon-Gu Jeon, Yoshinari Kondo, Shuji Maki, Eiichi Matsumoto, Yoshio Taniguchi, Musubu Ichikawa
ORGANIC ELECTRONICS, 11(5), 794-800, May 2010

Sensitization of organic photovoltaic cells based on interlayer excitation energy transfer
Musubu Ichikawa, Eiichi Suto, Hyeon-Gu Jeon, Yoshio Taniguchi
Oraganic Electronics, 11(4), 700-704, Apr. 2010

A molecular thermometer based on luminescence of copper(II) tetraphenylporphyrin
N. Fujino, M. Ichikawa, T. Koyama, Y. Taniguchi
Thin Solid Films, 518(2), 563-566, Nov. 2009

Fused thiophene-split oligothiophenes with high ionization potentials for OTFTs
Yanying Zhang, Musubu Ichikawa, Jinya Hattori, Tatsuya Kato, Ayumi Sazaki, Shusuke Kanazawa, Shimpei Kato, ChunHan Zhang, Yoshio Taniguchi
SYNTHETIC METALS, 159(17-18), 1890-1895, Sep. 2009

Bipyridyl substituted triazoles as hole-blocking and electron-transporting materials for organic light-emitting devices
Ichikawa, M; Fujimoto, S; Miyazawa, Y; Koyama, T; Yokoyama, N; Miki, T; Taniguchi, Y
ORGANIC ELECTRONICS, 9(1), 77-84, 2008

Low-voltage, high-gain, and high-mobility organic complementary inverters based on N,N'-ditridecyl-3,4,9,10-perylenetetracarboxylic diimide and pentacene
Tatemichi, S; Ichikawa, M; Kato, S; Koyama, T; Taniguchi, Y
PHYSICA STATUS SOLIDI-RAPID RESEARCH LETTERS, 2(2), 47-49, 2008

Integrating organic light-emitting diode and field-effect-transistor in a single device
Wei, B; Wang, J; Li, C; Shimada, A; Ichikawa, M; Taniguchi, Y; Kamikawa, T
ORGANIC ELECTRONICS, 9(3), 323-327, 2008

The effect of thiophene sequence separation on air-stable organic thin-film transistor materials
Kanazawa, S; Ichikawa, M; Fujita, Y; Koike, R; Koyama, T; Taniguchi, Y
ORGANIC ELECTRONICS, 9(4), 425-431, 2008

A modified sublimation purification system using arrays of partitions
Jeon, HG; Inoue, M; Hirarnatsu, N; Ichikawa, M; Taniguchi, Y
ORGANIC ELECTRONICS, 9(5), 903-905, 2008

High Coupling Effciency of Microcavity Organic Light-Emitting Diode with Optical Fiber for as Light Source for Optical Interconnects
Takeshi FUKUDA, Bin WEI, Masakazu OHASHI, Musubu ICHIKAWA, and Yoshio TANIGUCHI
Jpn. J. Appl. Phys., 46(2), 642-646, 2007

Organic Light-Emitting Diode for Optical Interconnect
Yoshio Taniguchi, Bin Wei, Takeshi Fukuda, Masakazu Ohashi, and Munehisa Fujimaki
TECHNICAL REVIEW, 36, 1-4, 2007

Intense and efficient ultraviolet electroluminescence from organic light-emitting devices with fluorinated copper phthalocyanine as hole injection layer
Ichikawa, M; Kobayashi, K; Koyama, T; Taniguchi, Y
Thin Solid Films, 515(7-8), 3932-3935, 2007

Transient property of optically pumped organic film of different fluorescence lifetimes
Fukuda, T; Okada, T; Wei, B; Ichikawa, M; Taniguchi, Y
APPLIED PHYSICS LETTERS, 90(23), 2007

High-efficiency transparent organic light-emitting diode with one thin layer of nickel oxide on a transparent anode for see-through-display application
Wei, B; Yamamoto, S; Ichikawa, M; Li, C; Fukuda, T; Taniguchi, Y
SEMICONDUCTOR SCIENCE AND TECHNOLOGY, 22(7), 788-792, 2007

Transient response of blue organic electroluminescence devices with short fluorescence lifetime of substituted phenyl/vinyl compound as an emissive layer
Takeshi Fukuda, Masakazu Ohashi, Bin Wei, Tomoko Okada, Musubu Ichikawa, Yoshio Taniguchi
Opt. Lett., 32(9), 1150-1152, 2007

Electron transport with mobility above 10-3cm2/Vs in amorphous film of co-planar bipyridyl-substituted oxadiazole
Musubu Ichikawa, Nobuyasu Hiramatsu, Norimasa Yokoyama, Tetsuzo Miki, Susumu Narita, Toshiki Koyama, Yoshio Taniguchi
Phys. Stat. Sol. (RRL), 1(1), R37-R39, 2007

Organic solid Laser pumped by an organic Light-emitting diode
B. Wei;N. Kobayashi;M. Ichikawa;T. Koyama;Y. Taniguchi;T. Fukuda
Optics Express, 14(20), 9436-9443, 2006

Organic Thin-Film Transistors with Conductive Metal-Oxides as Source-Drain Electrodes
Musubu ICHIKAWA;Li　YOU;Shuhei TAHEMICHI;Toshiki KOYAMA;Yoshio TANIGUCHI
Jpn. J. Appl. Phys, 45(44), L1171-L1174, 2006

Solution-processable dendric triphenylamine nonamers as hole-transporting and hole-injection materials for organic light-emitting devices
Musubu Ichikawa, Kumiko Hibino, Norimasa Yokoyama, Tetsuzo Miki, Toshiki Koyama, Yoshio Taniguchi
Synth. Met., 156(21-24), 1383-1389, 2006

Fabrication of nickel oxide and Ni-doped indium tin oxide thin films using pyrosol process
Nakasa, A; Adachi, M; Usami, H; Suzuki, E; Taniguchi, Y
Thin Solid Films, 498(1-2), 240-243, 2006

Photoluminescent mechanism of a proton-transfer laser dye in highly doped polymer films
Sakai, K; Ichikawa, M; Taniguchi, Y
Chemical Physics Letters, 420(4-6), 405-409, 2006

Self-Waveguided Photoemission and Lasing of Organic Crystalline Wires Obtained by an improved Expitaxial Growth Method
Shusuke Kanazawa;Musubu Ichikawa;Toshiki Koyama;Yoshio Taniguchi
ChemPhysChem, 7(9), 1881-1884, 2006

High mobility n-type thin-film transistors based on N,N’-ditridecyl perylene diimide with thermal treatments
Shuhei Tatemichi, Musubu Ichikawa, Toshiki Koyama and Yoshio Taniguchi
Appl. Phys. Lett., 89(11), 112108-1-112108-3, 2006

Light Emission from Organic Single-Crystal Field-Effect Transistors
Kiyoshi NAKAMURA;Musubu ICHIKAWA;Rei FUSHIKI;Taketomi KAMIKAWA;Masamitsu INOUE;Toshiki KOYAMA;Yoshio TANIGUCHI
Jpn. J. Appl. Phys., 44(44), L1367-L1369, 2005

Increase in the conductivity and work function of pyrosol indium tin oxide by infrared irradiation
Nakasa, A; Adachi, M; Suzuki, E; Usami, H; Fujimatsu, H; Ohashi, T; Yamada, S; Taniguchi, Y
Thin Solid Films, 484(1-2), 272-277, 2005

Photopumped laser oscillation and charge-injected luminescence from organic semiconductor single crystals of a thiophene/phenylene co-oligomer
Ichikawa, M; Nakamura, K; Inoue, M; Mishima, H; Haritani, T; Hibino, R; Koyama, T; Taniguchi, Y
APPLIED PHYSICS LETTERS, 87(22), 2005

Using proton-transfer laser dyes for organic laser diodes
Sakai, K; Tsuzuki, T; Itoh, Y; Ichikawa, M; Taniguchi, Y
APPLIED PHYSICS LETTERS, 86(8), 2005

Laser Oscillation in Monolithic Molecular Single Crystals
Musubu Ichikawa;Ryota Hibino;Masamitsu Inoue;Takeshi Haritani;Shu Hotta;Kei-ichi Araki;Toshiki Koyama;Yoshio Taniguchi
Adv. Mater., 17(17), 2073-2077, 2005

Dynamic turn-on behavior of organic light-emitting devices with different work function cathode metals under fast pulse excitation
Ichikawa, M; Amagai, J; Horiba, Y; Koyama, T; Taniguchi, Y
JOURNAL OF APPLIED PHYSICS, 94(12), 7796-7800, 2003

Improved crystal-growth and emission gain-narrowing of thiophene/phenylene co-oligomers
Ichikawa, M; Hibino, R; Inoue, M; Haritani, T; Hotta, S; Koyama, T; Taniguchi, Y
ADVANCED MATERIALS, 15(3), 213-217, 2003

Organic field-effect transistors made of epitaxially grown crystals of a thiophene/phenylene co-oligomer
Ichikawa, M; Yanagi, H; Shimizu, Y; Hotta, S; Suganuma, N; Koyama, T; Taniguchi, Y
ADVANCED MATERIALS, 14(18), 1272-1275, 2002

Emission gain narrowing from single crystals of a thiophene/phenylene co-oligomer
Nagawa, M; Hibino, R; Hotta, S; Yanagi, H; Ichikawa, M; Koyama, T; Taniguchi, Y
APPLIED PHYSICS LETTERS, 80(4), 544-546, 2002

有機 EL 表示デバイス(<特集>最新製品に見る先端技術)
谷口彬雄
エレクトロニクス実装学会誌, 4(6), 448-451, 2001

Organic solid-state distributed feedback dye laser with a nonmorphological modification grating
Michifumi Nagawa, Musubu Ichikawa, Toshiki Koyama, Hirofusa Shirai, Yoshio Taniguchi, Akihito Hongo, Shinji Tsuji, Yoshiaki Nakano
Appl. Phys. Lett., 77(17), 2641-2643, 2000

Wet-Processable Triphenylamine Dendrimers as Hole-Transporting and Hole-Injection Materials for Organic Light-Emitting Devices
Musubu Ichikawa, Kumiko Hibino, Norimasa Yokoyama, Tetsuzo Miki, Toshiki Koyama, Yoshio Taniguchi
SOCIETY FOR INFORMATION DISPLAY 2007 INTERNATIONAL SYMPOSIUM DIGEST OF TECHNICAL PAPERS, 2007

Fast Response Blue and Green Organic Light Sources with Different Fluorescence Lifetime Materials for the Wavelength Division Multiplexing Optocal Interconnect Application
Takeshi Fukuda, Tomoko Okada, Bin Wei, Musubu Ichikawa, Masakazu Ohashi, Yoshio Taniguchi
6th International IEEE Conference on Polymers and Adhesives in Microelectronics and Photonics, 2007

Optical and Electronic Properties of Organic Semiconductor Crystals
Musubu Ichikawa and Yoshio Taniguchi
Microprocesses and Nanotechnology 2006 2006 International Microprocesses and Nanotechnology Conference, 2006, Invited

Bicycloindazole Platinum Complexes as New Phosphorescent Compounds for Organic Light-Emitting Devices
Musubu ICHIKAWA, Kazuhiro OSHIMA, Toshiki KOYAMA, Yoshio TANIGUCHI
KOREA-JAPAN JOINT FORUM 2006 organic Materials for Electronics and Photonics, 2006

Development of an Organic Solid Semiconductor Laser Pumped by Organic Light-Emitting Diode
Bin Wei, Takeshi Fukuda, Noriko Kobayashi, Musubu Ichikawa, Toshiki Koyama, and Yoshio Taniguchi
Proceedings of the 13th International Workshop on Inorganic and Organic Electroluminescence&2006 International Conference on the Science and Technology of Emissive Displays and Lighting (EL’06), Korea, 2006

Enhanced Edge Emission in Organic Light-Emitting Devices by Substrate Modification
Bin Wei, Takeshi Fukuda, Musubu Ichikawa, Toshiki Koyama, and Yoshio Taniguchi
Proceedings of the 13th International Workshop on Inorganic and Organic Electroluminescence&2006 International Conference on the Science and Technology of Emissive Displays and Lighting (EL’06), Korea, 2006

High directivity and fast response microcavity organic light-emitting diodes for optical interconnection
Takeshi Fukuda, Bin Wei, Munehisa Fujimaki, Musubu Ichikawa, Yoshio Taniguchi
Proceedings of the 13th International Workshop on Inorganic and Organic Electroluminescence&2006 International Conference on the Science and Technology of Emissive Displays and Lighting (EL’06), Korea, 2006

Bottom contact type organic TFTs with conductive metal oxide as source and drain electrodes
Musubu Ichikawa, You Li, Shuhei Tatemichi, Toshiki Koyama, Yoshio Taniguchi
The 6th International Conference on Electroluminescence of Molecular Materials and Related Phenomeca(ICEL-6), 2006

Improvement of electron mobility of N,N’-ditridecyl-3,4,9,10-perylene tetracarboxilic diimide transistor by thermal-treatments
Shuhei Tatemichi, Musubu Ichikawa, Toshiki Koyama and Yoshio Taniguchi
The 6th International Conference on Electroluminescence of Molecular Materials and Related Phenomeca(ICEL-6), 2006

Direct temperature measurement of organic light-emitting devices with the molecular thermometer
Terumi Okino, Ken-ichi Araki, Musubu Ichikawa, Toshiki Koyama, Yoshio Taniguchi
The 6th International Conference on Electroluminescence of Molecular Materials and Related Phenomeca(ICEL-6), 2006

Comparative study on field effect transistors based on fluorinated thiophene/phenylene co-oligomers
T. Uchino, T. Kamikawa, M. Inoue, T. Tsuzuki, M, Ichikawa, T. Koyama, Y. Taniguchi
The 6th International Conference on Electroluminescence of Molecular Materials and Related Phenomeca(ICEL-6), 2006

New Triazole Derivatives as Hole-Blocking and Electron-Transporting Materials for Organic Light-Emitting Devices
Musubu Ichikawa, Soichi Fujimoto, Toshiki, Tetsuzo Miki, Yoshio Taniguchi
SOCIETY FOR INFORMATION DISPLAY 2006 INTERNATIONAL SYMPOSIUM DIGEST OF TECHNICAL PAPERS, 2006

Characterization of photonic properties and applications of organic semiconductor single crystals of oligo-thiophenes
Shusuke Kanazawa, Musubu Ichikawa, Toshiki Koyama, and Yoshio Taniguchi
XXIst IUPAC SYMPOSIUM ON PHOTOCHEMISTRY 253, 2006

Bicycloindazole Platinum Complexes as New Phosphorescent Materials for Organic Light-Emitting Devices
Musubu ICHIKAWA, Kazuhiro OSHIMA, Toshiki KOYAMA, Yoshio TANIGUCHI
XXIst IUPAC SYMPOSIUM ON PHOTOCHEMISTRY 416, 2006

Bipyridyl Oxadiazoles as a New Class of Durable and Efficient Electron-Transporting Materials
M. Ichikawa, T. Kawaguchi, K. Kobayashi, T. Miki, T. Obara, K. Furukawa, T. Koyama, and Y. Taniguchi
SOCIETY FOR INFORMATION DISPLAY 2005 INTERNATIONAL SYMPOSIUM DIGEST OF TECHNICAL PAPERS, 2005

Dynamic Behavior of Electroluminescence from Phospher-Sensitized Red Fluorescent OLEDｓ
Musubu Ichikawa, Tomoya Aoyama, Junko Amagi, Toshiki koyama, Yoshio Taniguchi
Molecular Electronics and Bioelectronics, 2005

Microanalysis of Degradation Mechanism of Organic light-Emitting Devices
Musubu ICHIKAWA, Ritsu KAMOTO, Kei-ichi ARAKI, Toshiki KOYAMA, Yoshio TANIGUCHI
Electroluminescence Conference2004, Light and Colour from Solids, 2004

Direct Methanol Fuel Cell Using Sulfonated Phenol Polymer Membrane and Silk Carbon Cloth
Toshiki Koyama, Shuhei Yokoyama, Musubu Ichikawa, Yoshio Taniguchi
Japan-China-Korea Joint Symposium on Textile, 2004

Effects of texture in carbon fiber electrodes for direct methanol fuel cells
T. Kizaki, T. Koyama, M. Ichikawa, Y. Taniguchi
206th Meeting of The Electrochemical Society2004 Joint International Meeting, 2004

Why is it the “Organic Semiconductors” now?
Yoshio Taniguchi
SEMI Technology Symposium 2003, 2003, Invited

SPECTRALLY NARROWED EMISSION IN SINGLE CRYSTALS OF 2,5-BIS(4-BIPHENYLYL)THIOPHENE
K. Ishikawa, F. Sasaki, S. Kobayashi, H. Yanagi, S. Hotta, and Y. Taniguchi
14TH INTERNATIONAL CONFERENCE ON DYNAMICAL PROCESSES IN EXCITED STATES OF SOLIDS, 2003

ORGAINC SOLID-SATE LASER
Yoshio Taniguchi
Extended Abstracts of the 21stElectronic Materials Symposium, 2002

New Charge-Transporting Fluorinated Materials for Organic Light-Emitting Diodes and Organic Semiconductor Lasers
Masahide Kume, Musubu Ichikawa, Toshiki Koyama, Yoshio Taniguchi
Korea-Japan Joint Forum 2001, 2001

Exciton dynamics in electrically driven organic semiconductor devices
Musubu Ichikawa, Ryusuke Naitou, Toshiki Koyama, Yoshio Taniguchi
First International Conference on Molecular Electronics and Bioelectronics (M&BE1), 2001

Form Organic EL Devices to Organic Semiconductor Lasers
M. Ichikawa
The 8th KAIST-TIT Symposium on Polymer Synthesis and Liquid Crystalline Polymers, 2001

Distributed feedback Organic solid-state dye laser withnonstructural modified refractive index grating
M. Ichikawa, M. Nagawa, T. Haritani, A. Hongo, S. Tsuji, Y. Nakano, T.Koyama, Y.Taniguchi
CLEO/Pasific Rim 2001, 2001

Influence of hole accumulation and leakage at organic/organic interface on device characteristics of organic light-emitting diodes
Musubu Ichikawa, Hiromoto Shibata, Katsumi Nukata, Katsuhiro Sato, Toshiki Koyama, Yoshio Taniguchi
Korea-Japan Joint Forum2001, 2001

High efficiency and good color-purity red-light-emitting devices doped with new fluorescent dyes
Masayuki Mitsuya, Tomoyasu Saito, Musubu Ichikawa, Makoto Satsuki, Sadaharu Suga, Toshiki Koyama, Yoshio Taniguchi
Proceedings of The 10th international Workshop on Inorganic and Organic Electroluminescence (EL’00), 2000

Energy relay systems for efficient organic light-emitting devices ; influence of formation of exciplex as revealed photexcitation
Ryusuke Naitou, Takayuki Suzuki, Chihaya Adachi, Musubu Ichikawa, Toshiki Koyama, Yoshio Taniguchi
Korea-Japan Joint Forum (KJF2000), 2000

Laser Oscillation from Micro-ring Resonatores using Glass Fibers
Michifumi Nagawa, Osamu Tuzaki, Yasuaki Okumura, Chihaya Adachi, Toshiki Koyama, and Yoshio Taniguchi
Proc. Int'l Conf. on Advanced Fiber Materials 56-57, 1999