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伊東栄次  イトウ エイジ

教員組織学術研究院(工学系)電話番号026-269-5227
教育組織工学部 電子情報システム工学科FAX番号
職名教授メールアドレス
住所長野県 長野市 若里4-17-1 信州大学工学部電気電子工学科東棟4FホームページURLhttp://www.shinshu-u.ac.jp/faculty/engineering/chair/elec004/itoh_lab_top.html

更新日:2017/03/28

プロフィール

兼担研究科・学部
大学院工学系研究科
大学院総合工学系研究科
研究分野
有機光電子デバイス物性
塗布型有機EL素子
有機薄膜太陽電池
薄膜センサ
ナノ分子材料の電子応用
現在の研究課題
ナノ誘電体薄膜工学
キーワード:誘電体工学 , ポリイミド , 極薄酸化膜 , 各種ポリマー
有機エレクトロニクス
キーワード:有機太陽電池 , 有機トランジスタ , 有機EL素子(OLED) , センサ
プリンタブルエレクトロニクス
キーワード:ソフトリソグラフィ , ナノインプリント , トランスファープリンティング , ナノインク
界面電子物性
キーワード:表面電位 , 内部光電子分光 , 界面電子構造 , 界面ダイポール制御
ハイブリッドデバイス
キーワード:酸化物ナノシート , 有機/無機ハイブリッド薄膜デバイス
薄膜センサの開発と応用
キーワード:ハイブリッド , ナノ材料 , ヘルスケアセンサ , 環境センサ
所属学会
所属学会
応用物理学会
電気学会
電子情報通信学会

所属学会役職担当
2012-2014 , 応用物理学会北陸信越支部 , 副庶務幹事
2011-2013 , 電気学会 , 調査専門委員
2011-2013 , 応用物理学会 , 機関誌編集委員
2009-2012 , 応用物理学会 , 北陸信越支部長野地区幹事
2009-2011 , 電気学会 , 調査専門委員
2006-2010 , 応用物理学会 , 代議員
2004-2006 , 応用物理学会 , 分科会庶務幹事
学歴
出身大学院
1998 , 東京工業大学 , 電子物理工学専攻

出身学校・専攻等(大学院を除く)
1993 , 東京工業大学 , 工学部
受賞学術賞
平成5年度猪瀬学術奨励賞
平成9年度応用物理学会講演奨励賞
電気学会発表論文賞受賞
ICNME2012 Young Poster Award
研究職歴等
研究職歴
2015- , 信州大学工学部 教授
2007- , 信州大学工学部 准教授
2004- , 信州大学工学部 助教授
1998- , 信州大学工学部 助手
2003-2004 , 英国 ウェールズ大、エクセター大 客員研究員

研究活動業績

研究業績(著書・
発表論文等)
論文
Contactless analysis of electric dipoles at high-k/SiO2 interfaces by surface- charge- switched electron spectroscopy
Applied Physics Letters,108:211604 2016
Author:S. Toyoda, K. Fukuda, E. Itoh, H. Sugaya, M. Morita, A. Nakata, Y. Uchimoto, E. Matsubara


Interfacial Energy Alignment at the ITO/Ultra-Thin Electron Selective Dielectric Layer Interface and Its Effect on the Efficiency of Bulk-Heterojunction Organic Solar Cells
Journal of Nanoscience and Nanotechnology,16:3248-3353 2016
Author:Eiji Itoh, Yoshinori Goto, Yusuke Saka and Katsutoshi Fukuda


Fabrication of organic FETs based on printing techniques and the improvement of FET properties by the insertion of solution-processable buffer layers
Japanese Journal of Applied Physics,55:04EL06 2016
Author:Eiji Itoh and Akira Kanamori


Fabrication of fast, highly sensitive all-printed capacitive humidity sensors with carbon nanotube/polyimide hybrid electrodes
Japanese Journal of Applied Physics,55:02BB10 2016
Author:Eiji Itoh and Akinori Takada


Influence of polymeric electron injection layers on the electrical properties of solution-processed multilayered polymer light-emitting diodes
Japanese Journal of Applied Physics,55:02BB15 2016
Author:Eiji Itoh and Kazuhiko Kurami


Discotic liquid crystals of transition metal complexes 50: spiranthes-like supramolecular structure of phthalocyanine-fullerene dyads
Journal of Porphyrins and Phthalocyanines,18:366-379 2014
Author:Aya. Ishikawa, Kenta Ono, Kazuchika Ohta, Mikio Yasutake, Musubu Ichikawa and Eiji Itoh


Impedance analysis of the multilayered organic solar cells with and without hole buffer layer
Japanese Journal of Applied Physics,53:04ER15 2014
Author:Eiji Itoh and Satoru Nakagoshi


Bulk-heterojunction organic solar cells sandwiched by solution processed molybdenum oxide and titania nanosheet layers
JapaneseJournal of Applied Physics,53:02BE08 2014
Author:Eiji Itoh, Yoshinori Goto, and Katsutoshi Fukuda


Electrical properties of bulk-heterojunction organic solar cells with ultrathin titania nanosheet blocking layer
Japanese Journal of Applied Physics,53:01AB07 2014
Author:Eiji Itoh, Yasutake Maruyama, and Katsutoshi Fukuda


Fabrication of polymer-based transistors with source-drain electrodes made of carbon nanotubes and silver nanoparticles by soft lithography techniques
THIN SOLID FILMS,554:127 2014
Author:Ryo Kanai and Eiji Itoh


Liquid Crystals of Transition Metal Complexes 48:Synthesis of novel phthalocyanine-fullerene dyads and effect of a methoxy group on their clearing points
Journal of Porphyrins and Phthalocyanines,17:264 2013
Author:Masahiro Shimizu, Lisa Tauchi, Takahiro Nakagaki, Aya Ishikawa, Eiji Itoh, Kazuchika Ohta


Discotic liquid crystals of transition metal complexes 49: establishment of helical structure of fullerene moieties in columnar mesophase of phthalocyanine-fullerene dyads
Journal of Porphyrins and Phthalocyanines,17:1080 2013
Author:Lisa Tauchi, Takahiro Nakagaki, Masahiro Shimizu, Eiji Itoh, Mikio Yasutake and Kazuchika Ohta


Fabrication of Polymer-Based Transistors with Carbon Nanotube Source Drain Electrodes Using Softlithography Techniques
Japanese Journal of Applied Physics,52:05DB13 2013
Author:Eiji Itoh and Ryo Kanai


Photovoltaic Properties of Bulk-Heterojunction Organic Solar Cell with Ultrathin Titanium Oxide Nanosheet as Electron Selective Layer
Japanese Journal of Applied Physics,52:04CK05 2013
Author:Eiji Itoh, Yasutake Maruyama, and Katsutoshi Fukuda


Flying-seed-like liquid crystals 2: unprecedented guidelines to obtain liquid crystalline compounds
Journal of Material Chemistry,22:14418-14425 2012
Author:Yasufumi Takagi, Kazuchika Ohta, Shota Shimosugi, Tatsuya Fujii and Eiji Itoh


Discotic liquid crystals of transition metal complexes 48: Synthesis of novel phthalocyanine-fullerene dyads and effect of a methoxy group on their clearing points
Journal of Porphyrins and Phthalocyanines,17:264-282 2012
Author:Masahiro Shimizu, Lisa Tauchi, Takahiro Nakagaki, Aya Ishikawa, Eiji Itoh, Kazuchika Ohta


Discotic liquid crystals of transition metal complexes 47: synthesis of phthalocyanine-fullerene dyads showing spontaneous homeotropic alignment
Journal of Porphyrins and Phthalocyanines,16:1261-1275 2012
Author:Tenpei Kamei, Takayuki Kato, Eiji Itoh, Kazuchika Ohta


Discotic liquid crystals of transition metal complexes 46: mesomorphism and antagonist solubility of octaphenoxy-phthalocyaninato copper(II) complex substituted by oligoether chains
Journal of Porphyrins and Phthalocyanines,16:1209-1216 2012
Author:Hiroyuki Sato, Yuya Sakagami, Eiji Itoh, Kazuchika Ohta


Discotic liquid crystals of transition metal complexes 45: parity effect of the number of d-electrons on stacking distances in the columnar mesophases of octakis-(m-alkoxyphenoxy)phthalocyaninato metal(II) complexes
Journal of Porphyrins and Phthalocyanines,16:1148-1158 2012
Author:Hiroyuki Sato, Kensaku Igarashi, Yoshitaka Yama, Masahiro Ichihara, Eiji Itoh, Kazuchika Ohta


Discotic liquid crystals of transition metal complexes 44: synthesis of hexaphenoxy-substituted phthalocyanine derivatives showing spontaneous perfect homeotropic alignment
Journal of Porphyrins and Phthalocyanines,16:1114-1123 2012
Author:Masaaki Ariyoshi, Makiko Sugibayashi-Kajita, Ayumi Suzuki-Ichihara, Takayuki Kato, Tenpei Kamei, Eiji Itoh, Kazuchika Ohta


Fabrication of Inverted Bulk-Heterojunction Organic Solar Cell with Ultrathin Titanium Oxide Nanosheet as an Electron-Extracting Buffer Layer
Japanese Journal of Applied Physics,51:02BK13 2012
Author:Eiji Itoh and Yasutake Maruyama, and Katsutoshi Fukuda


Relationship between Work Function of Hole Collection Electrode and Temperature Dependence of Open-Circuit Voltage in Multilayered Organic Solar Cells
Japanese Journal of Applied Physics,51:02BK14 2012
Author:Eiji Itoh and Toshiki Shirotori


Enhancement of the Open-Circuit Voltage and Hole Conduction of Tetraphenyl Porphyrin/C60 Multilayered Photovoltaic Device by the Insertion of Oxide Hole Collection Layers
Japanese Journal of Applied Physics,50:01BC14 2011
Author:Eiji Itoh, Yuji Highchi, Daisuke Furuhata, Toshiki Shirotori


Current-Voltage Characteristics of Porphyrin/C60 Multi-Layered Organic Photovoltaic Device with and without Hole Collection Oxide Films
IEICE Trans.Electron.,E94-C(2):181-184 2011
Author:Eiji Itoh, Yuji Higuchi, Daisuke Furuhata


Patterning of Polyimide/ Single-Walled Carbon Nanotube Composite and Its Electrical Properties
Japanese Journal of Applied Physics,49:01AH01 2010
Author:Eiji Itoh, Shunsuke Tamura, Katsuya Ishiyama, Tomoya Kurata, and Keiichi Miyairi


高分子ゲート絶縁層上に作製した非晶質フラーレン電界効果トランジスタの高性能化に関する研究
電気学会論文誌,130-A:203-208 2010
Author:伊東栄次,東本雄介,宮入圭一


Effect of Surface Treatment on the Efficiency of Bulk Hetero-Junction Solar Cells Prepared on Low-Temperature Processed Titanium Dioxide Fim
Molecular Crystals and Liquid Crystals,504:104-113 2009
Author:Eiji Itoh; Yuta Takamizawa; Keiichi Miyairi


Internal photoemission spectroscopy measurement of Alq3/ cathode interface by three layered electron only device
Thin Solid Films,518:791-794 2009
Author:Eiji Itoh, Shinya Takaishi, and Keiichi Miyairi


Evaluation of poly (3-hexylthiophene)/ polymeric insulator interface by charge modulation spectroscopy technique
Thin Solid Films,518:810-813 2009
Author:Eiji Itoh, Kosuke Terashima, Hiroshi Nagai, Keiichi Miyairi


Fabrication of Double Layered Hybrid Solar Cells Consisting of Low-Temperature Anatase Titanium Oxide and Conducting Polymer
Japanese Jounal of Applied Physics,47:509-512 2008
Author:Eiji Itoh, Yuta Takamizawa, and Keiichi Miyairi


Electrical Properties of Heat-Treated C60 Field Effect Transistor Prepared on Polyimide Gate Insulator
Japanese Jounal of Applied Physics,47:480-483 2008
Author:Eiji Itoh, Yusuke Higashimoto, and Keiichi Miyairi


Surface potential measurement of organic photo-diode consisting of fullerene/copper phthalocyanine double layered device
Thin Solid Films,516:2562-2567 2008
Author:Eiji Itoh, Hirokazu Nakamichi and Keiichi Miyairi


Field induced electro-optical characterization in poly-3-hexylthiophene MIS capacitor
Thin Solid Films,516:2568-2572 2008
Author:Eiji Itoh, Hiroshi Nagai and Keiichi Miyairi


Field Emission from Conducting Polymer/ Single-Walled Carbon Nanotube Composite Prepared by AC Coupled Electrophoresis
Japanese Journal of Applied Physics,47:2016-2020 2008
Author:Eiji Itoh, Yoshiyuki Kato, Yuhei Sano, Keiichi Miyairi


Improvement of Sensitivity and Response Speed of Capacitive Type Humidity Sensor Using Partially Fluorinated Polyimide Thin Film
Molecular Crystals and Liquid Crystals,472:327-335 2007
Author:Yuta Kanamori, Eiji Itoh, Keiichi Miyairi


Improvement of Electrical Property in Latterally Aligned CNT/Polyaniline Composite Thin Film by Rubbing Technique
Molecular Crystals and Liquid Crystals,472:485-493 2007
Author:Hiroyuki Nakamatsu, Eiji Itoh, Keiichi Miyairi


Excimer-laser micropatterned photobleaching as a means of isolating polymer electronic devices
Synthetic Metals,156:129-134 2006
Author:Eiji Itoh, Ignatio Torres, Cris Hayden, D. Martin Taylor


Electrical properties of phthalocyanine based field effect transistors prepared on various gate oxides
Thin Solid Films,499(1-2):374-379 2006
Author:Teppei Higuchi, Tetsuro Murayama, Eiji Itoh, Keiichi Miyairi


Photovoltaic properties of phthalocyanine based p-n diode evaporated onto titanium dioxide
Thin Solid Films,499(1-2):369-373 2006
Author:Yuji Ohmori, Eiji Itoh, Keiichi Miyairi


Interfacial charge phenomena at the semiconductor/gate insulator interface in organic field effect transistors
Thin Solid Films,499(1-2):95-103 2006
Author:Eiji Itoh, Keiichi Miyairi


The influence of interfacial charge exchange phenomena at the insulator-semiconductor interface on the electrical properties of poly(3-hexylthiophene) based field effect transistors
Japanese Journal of Applied Physics,44(1B):641-647 2005
Author:Eiji. Itoh, Ignatio Torres, D. Martin Taylor


Field emission from carbon-nanotube-dispersed conducting polymer thin film and its application to photovoltaic devices
Japanese Journal of Applied Physics,44(1B):636-640 2005
Author:Eiji Itoh, Issei Suzuki and Keiichi Miyairi


Photovoltaic properties of organic p-n junction devices consisting of phthalocyanine and n-type porphyrin deposited on an n-type TiO2 layer
Japanese Journal of Applied Physics,43(2):817-821 2004
Author:Eiji Itoh, Yuji Ohmori and Keiichi Miyairi


Interface states and depletion-induced threshold voltage instability in organic metal-insulator-semiconductor structures
Applied Physics Letters,85(2):314-316 2004
Author:Ignatio Torres, D. Martin Taylor, and Eiji Itoh


Photovoltaic properties of double layer devices consisting of titanium dioxide and porphyrin dispersed hole transporting material layer
Thin Solid Films,438:147-152 2003
Author:Keiichi Miyairi, Eiji Itoh and Yuichi Hashimoto


Injection control and thermally stimulated current in ionic polarized polymer based light emitting diode
Thin Solid Films,438:142-146 2003
Author:Eiji Itoh, Takanori Yamashita and Keiichi Miyairi


TiO2とポルフィリン分散膜の積層膜の光電変換特性と支持電解質塩添加効果
電子情報通信学会論文誌,J85-C:1090-1096 2002
Author:伊東栄次、宮入圭一、橋本雄一


Effective ionic charge polarization using typical supporting electrolyte and charge injection phenomena in molecularly doped polymer light-emitting diodes
Journal of Applied Physics,92(10):5971-5976 2002
Author:Eiji Itoh, Takanori Yamashita and Keiichi Miyairi


Effect of lithium perchlorate doping and prebiasing on electrical conduction of molecularly doped poly (N-vinylcarbazole) light emitting diode
Japanese Journal of Applied Physics,40(2A):862-866 2001
Author:Eiji Itoh, Takanori Yamashita and Keiichi Miyairi


Effect of ionic charge polarization on the efficiency of heat-treated molecularly doped poly (N-vinylcarbazole) light emitting diode
Thin Solid Films,393(1-2):368-373 2001
Author:Eiji Itoh, Takanori Yamashita and Keiichi Miyairi


Electrostatic phenomena in polyimide Langmuir-Blodgett films: Space charge distribution and electronic density of states at the film/ metal interface
Polyimides and other high temperature polymers,1:251-264 2001
Author:Mitsumasa Iwamoto and Eiji Itoh


分子分散ポリビニルカルバゾールEL素子に及ぼすイオン分極効果
電気学会論文誌,121-A:660-665 2001
Author:伊東栄次、山下孝教、宮入圭一


サイリスタを用いた放電回路の不規則点弧におけるコンデンサ性能の影響
電気学会論文誌,120-A:775-760 2000
Author:宮入圭一、伊東栄次、森光紀匡、石川真、萩原勝夫


Ultraviolet photoelectron spectroscopy and surface potential of π-conjugated Langmuir-Blodgett films on gold metal electrode
Japanese Journal of Applied Physics,39:5146-5150 2000
Author:Eiji Itoh, Mitsumasa Iwamoto, Marko Burghard and Sigmar Roth


金属/フタロシアニン系LB超薄膜界面の界面電子性準位と電気特性
電気学会論文誌,119-A:665-670 1999
Author:伊東栄次、岩本光正


Interfacial electrostatic phenomena and capacitance-voltage characteristics of ultrathin polyimide Langmuir-Blodgett films
JOURNAL OF APPLIED PHYSICS,85(10):7239-7243 1999
Author:Itoh, E; Iwamoto, M


Interfacial electronic phenomena and capacitance-voltage characteristics of phthalocyanine Langmuir-Blodgett films
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS,38(10):5945-5948 1999
Author:Itoh, E; Iwamoto, M


金属/ポリイミドLB超薄膜界面の界面帯電現象と電気特性
電気学会論文誌,118-A:1412-1417 1998
Author:伊東栄次、岩本光正


Nano-electrostatic phenomena n Langmuir-Blodgett films
Thin Solid Films,331:15-24 1998
Author:Mitsumasa Iwamoto and Eiji Itoh


Electrostatic Phenomena in π-conjugated Langmuir-Blodgett films on Metal Electrodes; Japanese Journal of Applied Physics
Japanese Journal of Applied Physics,37:577-583 1998
Author:Eiji Itoh, Haruo Kokubo, Mitusmasa Iwamoto, Marko Burghard, Siegmar Roth and Michael Hanack


Surface potential of phthalocyanine Langmuir-Blodgett films on metal electrodes
Journal of Applied Physics,83:372-376 1998
Author:Eiji Itoh, Haruo Kokubo, Shigeto Shouriki and Mitsumasa Iwamoto


Electronic density of state in metal/polyimide Langmuir-Blodgett film interface and its temperature dependence
Journal of Applied Physics,81:1790-1797 1997
Author:Eiji Itoh and Mitsumasa Iwamoto


Charge exchange phenomena and the electronic density of state at metal/Langmuir-Blodgett film interface
Molecular Crystals and Liquid Crystals,294:189-192 1997
Author:Eiji Itoh and Mitsumasa Iwamoto


Calculation of the surface potential across Langmuir-Blodgett films with polar molecules
Japanese Journal of Applied Physics,35:3483-3487 1996
Author:Mitsumasa Iwamoto and Eiji Itoh


Temperature dependence of electrostatic phenomena at the electrode-polyimide LB film interface before and after photoirradiation
Thin Solid Films,284-285:545-548 1996
Author:Eiji Itoh, Yuji Niwa and Mitsumasa Iwamoto


金属-ポリイミドLB膜界面の帯電とその温度・光特性
電気学会論文誌,116-A:36-41 1996
Author:伊東栄次、丹羽雄二、岩本光正


Electronic density of state at metal/polyimide Langmuir-Blodgett film interface
Applied Physics Letters,68:2714-2716 1996
Author:Eiji Itoh and Mitsumasa Iwamoto


Electrostatic phenomena at film/film interface in polyimide Langmuir-Blodgett films
Journal of Electrostatics,36:313-321 1996
Author:Eiji Itoh and Mitsumasa Iwamoto


Surface potential of polyimide Langmuir-Blodgett films induced by photoirradiation
Japanese Journal of Applied Physics,33:L1616-L1619 1994
Author:Mitsumasa Iwamoto and Eiji Itoh


Electrostatic phenomena in polyimide Langmuir-Blodgett films
Journal of Electrostatics,33:147-158 1994
Author:Eiji Itoh, Atsushi Fukuda and Mitsumasa Iwamoto


Spatial distribution of charges in ultrathin polyimide Langmuir-Blodgett Films
Journal of Applied Physics,75:1607-1610 1994
Author:Mitsumasa Iwamoto, Atsushi Fukuda and Eiji Itoh


Surface Potential of heat-treated polyimide Langmuir-Blodgett Films
Thin Solid Films,243:476-479 1994
Author:Mitsumasa Iwamoto, Atsushi Fukuda and Eiji Itoh


ポリイミドLB超薄膜界面の帯電特性
静電気学会誌,18:533-537 1994
Author:伊東栄次、岩本光正


ポリイミドLB超薄膜界面の帯電現象
電気学会論文誌,113-A:777-783 1993
Author:福田篤志、伊東栄次、岩本光正


ポリイミドLB超薄膜の帯電現象
静電気学会誌,17:352-358 1993
Author:伊東栄次, 福田篤志, 岩本光正

特許等知的財産
登録済特許
カーボンナノチューブと高分子を用いた電子放出源の製法
電界放出電極およびその製造方法
バリアフィルムの水蒸気透過率測定器及び測定方法
共同研究等希望テーマ
プリンタブルエレクトロニクス , 電子工学 , 有機デバイス
ナノインプリント , 電子工学 , 有機デバイス
有機太陽電池 , 電子工学 , 有機デバイス
高分子/ナノカーボン複合体 , 電子材料 , 有機デバイス
高分子誘電体薄膜 , 電子材料 , 誘電体工学
薄膜センサ , 機能材料・デバイス , 有機デバイス
ナノ複合材料 , 機能材料・デバイス , 機能デバイス
逆型有機EL , 電子工学 , 有機デバイス
研究諸活動
在外研究員等
2003-2004 , 日本学術振興会

教育活動実績

授業等
2016 , 前期 , 電気磁気学I
2016 , 前期 , 光電子工学
2016 , 前期 , 光エレクトロニクス特論
2016 , 前期 , 電気電子実験III
2016 , 前期 , 電気電子材料II
2016 , 前期 , 電気電子専門セミナー
2016 , 後期 , エレクトロニクス概論

管理運営実績

管理運営実績
学内兼務職
2016 - 2017 , 電気電子工学科学科長
2016 - 2017 , 電子情報システム工学科副学科長
2016 - 2017 , システム開発専攻長
2015 - 2016 , 電気電子工学科副学科長