(Invited) Impact of Spontaneous Orientation Polarization on Device Performance of Organic Light-Emitting Diodes
Yutaka Noguchi, Mihiro Takeda, Shotaro Nakano, Alexander Hofmann, Wolfgang, Brütting
SID Display Week 2025, 13.2, San Jose McEnery Convention Center, San Jose, California, United States.
双極子ドーピングによる正孔輸送層の自発的配向分極制御と電気伝導特性評価
余野正樹, 武田 実宙, Alexander Hofmann, Wolfgang Brütting, 野口 裕,
第72回応用物理学会春季学術講演会, 16p-K404-9, 東京理科大学 野田キャンパス.
2024
Correlation between Charge Accumulation and Exciton-Polaron Quenching in Phosphorescent OLEDs With and Without Spontaneous Orientation Polarization in Emission Layer
Shotaro Nakano, Yutaka Noguchi
The 31st International Display Workshop (IDW'24), OLEDp2-3, Sapporo Convention Center, Sapporo, Hokkaido.
Degradation Properties Of Alq3-Based Organic Light-Emitting Diodes With Dipolar Doping Hole Transport Layers
M. Takeda, A. Hofmann, W. Brütting, Y. Noguchi
The 31st International Display Workshops (IDW'24), OLEDp2-6, Sapporo Convention Center, Hokkaido, Japan.
(依頼講演) OLED Displays and Related Technologies
野口 裕
The 31st International Display Workshops (IDW'24) チュートリアル, 札幌コンベンションセンター.
(Invited) Impact of spontaneous orientation polarization on device performance of organic light-emitting diodes
Yutaka Noguchi
Display Workshop '24, Conrad Osaka, Osaka, Japan.
Interface Properties of Organic Solar Cells with Spontaneous Orientation Polarization Interlayer Studied by DCM Technique
Renjie Chen, Seitaro Iwai, Yutaka Noguchi
The 16th Asian Conference on Organic Electronics (A-COE 2024), P34, I-site Namba, Osaka, Japan.
(Invited) Correlations of interface charge accumulation and device characteristics studied by DCM-PL technique
Yutaka Noguchi, Mihiro Takeda, Shotaro Nakano, Alexander Hofmann, Wolfgang, Brütting
SPIE. Organic Photonics + Electronics, 13122-30, San Diego Convention Center, San Diego, California, United States.
(Invited, Keynote) Introduction to Device Physics of Organic Light-Emitting Diodes
Yutaka Noguchi
Undergraduate Research Symposium of Technology and 3rd Applied Sciences Undergraduate Research Symposium (URSTech & APSURS 2024), Sabaragamuwa University of Sri Lanka, Belihuloya, Sri Lanka.
Charge accumulation and degradation properties of organic light-emitting diodes incorporating dipolar doping hole transport layers
Mihiro Takeda, Alexander Hofmann, Wolfgang Brütting, Yutaka Noguchi,
26. International Conference on Science and Technology of Synthetic Electronic Materials (ICSM2024), PS-02-60, Dresden International Congress Center, Dresden, Germany.
Charge accumulation and exciton quenching properties in polar and nonpolar emission layers of phosphorescent organic light-emitting diodes
Yutaka Noguchi, Shotato Nakano
26. International Conference on Science and Technology of Synthetic Electronic Materials (ICSM2024), S26-03, Dresden International Congress Center, Dresden, Germany.
(Invited) Controlling Charge Accumulation Properties at Organic Hetero Interfaces via Spontaneous Orientation Polarization
Yutaka Noguchi, Mihiro Takeda, Alexander Hofmann, Wolfgang Brütting
The 30th International Display Workshops (IDW'23), OLED4-1, TOKI MESSE Niigata Convention Center, Niigata, Japan.
(依頼講演) OLED Displays and Related Technologies
野口 裕
The 30th International Display Workshops (IDW'23) チュートリアル, 朱鷺メッセ.
(Invited) Controlling charge accumulation properties at organic hetero-interfaces using dipolar doping of hole transport layers
Yutaka Noguchi, Mihiro Takeda, Alexander Hofmann, Wolfgang, Brütting
SPIE. Organic Photonics + Electronics, 12659-12, San Diego Convention Center, San Diego, California, United States.
双極子ドーピングによる電荷蓄積特性制御と電気伝導および励起子消光特性のホスト材料依存性
武田 実宙, Alexander Hofmann, Wolfgang Brütting, 野口 裕,
有機EL討論会第36回例会,S8-2, 東京国際交流館プラザ平成.
双極子ドープ正孔輸送層による界面蓄積電荷特性の制御
野口 裕、Hofmann Alexander、Brütting Wolfgang
第83回応用物理学会秋季学術講演会, 22p-B104-4, 東北大学 川内北キャンパス+オンライン.
(Invited) Charge carrier dynamics and exciton-polaron quenching studied by simultaneous measurement of displacement current and photoluminescence
Yutaka Noguchi, Kaito Ninomiya, Katsuya Sato
International Conference on Simulation of Organic Electronics and Photovoltaics 2022 (SimOEP2022), Zurich University of Applied Sciences, Zurich, Switzerland (hybrid).
(Invited) Simultaneous observation of charge accumulation and exciton quenching at organic hetero interfaces
Yutaka Noguchi, Kaito Ninomiya, Katsuya Sato
SPIE. Organic Photonics + Electronics, 12208-51, San Diego Convention Center, San Diego, California, United States.
Transition of dominant factors in luminous efficiency of light-emitting electrochemical cells
Yutaka Noguchi
International Conference on Synthetic Metals 2022 (ICSM2022), OLED11-4, University of Glasgow (Glasgow, UK).
Electrically induced light emission at nanogap electrodes with insulating and non-luminescent polymer materials
Ryo Yonemoto, Toma Babe, Rieko Ueda, Akira Otomo, Yutaka Noguchi
International Conference on Synthetic Metals 2022 (ICSM2022), P165, University of Glasgow (Glasgow, UK).
2021
(Invited) Recent progress in understanding spontaneous orientation polarization in organic light-emitting diodes
Yutaka Noguchi
The 6th International TADF Workshop, Invited lecture 16, online.
(招待講演) 電気化学発光セルにおける発光効率支配要因の推移
野口 裕、岩切 勇人、渡辺 穂高
WPI-MANA Virtual City of Workshops, 有機エレクトロニクスワークショップ, オンライン開催.
(Invited) Analysis of Dynamic Behaviors in Light-Emitting Electrochemical Cells
Yutaka Noguchi, Hayato Iwakiri, Ryo Yonemoto, Tetsuya Higeta
The Second International Conference of Polymeric and Organic Materials in Yamagata University (2nd IPOMY), IN22, Denkoku-no-Mori, Yonezawa, Japan.
(Invited) Formation mechanism of spontaneous orientation polarization in evaporated films of organic light-emitting diode materials
Yutaka Noguchi, Kohei Osada, Hisao Ishii
International Display Workshops 2019 (IDW '19), OLED6-4L, Sapporo Convention Center, Sapporo, Japan. IDW'19 Best Paper Award!
(Plenary (Invited)) Towards Understanding and Controlling Spontaneous Orientation Polarization in Organic Semiconducting Films
Yutaka Noguchi, Kohei Osada, Hisao Ishii
International Conference of Sabaragamuwa University of Sri Lanka 2019 (ICSUSL2019), FTPL-01, Sabaragamuwa University of Sri Lanka, Belihuroya, Sri Lanka.
Giant surface potential of co-evaporated films of organic semiconductors
Yutaka Noguchi, Kohei Osada, Hisao Ishii
15th European Conference on Molecular Electronics (ECME2019), Poster 32, Linköping Concert & Congress Hall, Linköping, Sweden.
(Invited) Spontaneous orientation polarization in organic light-emitting diode materials
Yutaka Noguchi, Kohei Osada, Hisao Ishii
SPIE. Organic Photonics + Electronics, 11093-40, San Diego Convention Center, San Diego, California, United States.
Displacement current measurement for investigating operation mechanisms of light-emitting electrochemical cells
Yutaka Noguchi
International Workshop on Organic Semiconductors and Related Materials, Chiba University, Chiba, Japan.
2018
Fabrication of a nanogap light-emitting electrochemical cell
Yoshinari Takenouchi, Yutaka Noguchi
9th International Conference on Molecular Electronics (ElecMoL2018), T3-5, Sorbonne University, Paris, France.
Influence of Intermolecular Interaction on Spontaneous Orientation Polarization in Evaporated Films of Organic Light-Emitting Diode Materials
Kohei Osada, Hisao Ishii, Yutaka Noguchi
9th International Conference on Molecular Electronics (ElecMoL2018), T2-1, Sorbonne University, Paris, France.
Electrical and optical properties during doping relaxation process in light-emitting electrochemical cells studied by extended displacement current measurement
Yutaka Noguchi, Tetsuya Higeta, Fumihiro Yonekawa
9th International Conference on Molecular Electronics (ElecMOL2018), T3, Sorbonne University, Paris, France,
Observation of Ambipolar Carrier Transport in Diarylethene-Photochromic-Channel Transistors
○Yuka Kurokawa, Ryoma Hayakawa, Shinya Shimada, Kenji Higashiguchi, Yutaka Noguchi, Kenji Matsuda, Yutaka Wakayama
31st International Microprocesses and Nanotechnology Conference (MNC2018), 15p-7-68, Sapporo Park Hotel, Sapporo, Japan,
Formation and Growth of Dark Spot in a Light-emitting Electrochemical Cell
Tetsuya Higeta, Yuichiro Kato, Yutaka Noguchi
19th International Workshop on Inorganic and Organic Electroluminescence & 2018 International Conference on the Science and Technology of Emissive Displays and Lighting (EL2018), P-24, Meiji University, Tokyo, Japan.
Simultaneous Observation of Transient Electrical and Luminous Characteristics in Light-emitting Electrochemical Cells
Yutaka Noguchi, Yuichiro Kato, Tetsuya Higeta, Fumihiro Yonekawa
19th International Workshop on Inorganic and Organic Electroluminescence & 2018 International Conference on the Science and Technology of Emissive Displays and Lighting (EL2018), P-25, Meiji University, Tokyo, Japan.
Single-molecules as a floating gate of metal nanoparticle single-electron transistors
Yutaka Noguchi, Makoto Yamamoto, Yasuo Azuma, Hisao Ishii, Yutaka Majima
14th European Conference on Molecular Electronics (ECME2017), O11-01, International Congress Center Dresden, Dresden, Germany.
Observation of Giant Surface Potential in Evaporated Films of Organic Light-Emitting Diodes Materials
Kohei Osada, Keisuke Yasukawa, Hisao Ishii, Hironori Kaji, Kenichi Goushi, Chihaya Adachi, Yutaka Noguchi
14th European Conference on Molecular Electronics (ECME2017), P02-047, International Congress Center Dresden, Dresden, Germany.
Photoresponsive charge transport through CdSe/ZnS quantum dots in nanogap electrodes
Ryuji Yamashita, Makoto Yamamoto, Yutaka Noguchi
9th International Conference on Molecular Electronics and Bioelectronics (M&BE9), P-A-005, Ishikawa Ongakudo, Kanazawa, Japan.
Transient properties of light-emitting electrochemical cells studied by displacement current measurement
Yutaka Noguchi, Tetsuya Higeta, Fumihiro Yonekawa
9th International Conference on Molecular Electronics and Bioelectronics (M&BE9), P-T6-002, Ishikawa Ongakudo, Kanazawa, Japan.
(Invited) Displacement current measurement for analyzing transient behaviors of light-emitting electrochemical cells
Yutaka Noguchi
2017 KPS spring meeting, D3.01, Daejeon convention center, Daejeon, Korea.
Asymmetric formation of p-i-n junction in a light-emitting electrochemical cell studied by displacement current measurement
Yutaka Noguchi, Tetsuya Higeta
8th International Conference on Molecular Electronics (ElecMol2016), Paris, France.
Analysis of Single-Molecular Charging Effect in Molecular-Floating-Gate Single-Electron Transistor
Makoto Yamamoto, Yasuo Azuma, Yutaka Majima, Hisao Ishii, Yutaka Noguchi
8th International Conference on Molecular Electronics (ElecMol2016), Paris, France.
Contribution of interface electronic structures to transition voltage spectroscopy of alkanethiol molecular junctions
Yutaka Noguchi, Daisuke Nose, Koki Dote, Tomoya Sato, Makoto Yamamoto, Hisao Ishii
European Conference on Molecular Electronics (ECME2015), Strasbourg, France.
Observation of Photo-Induced Multiple-States in Copper Phthalocyanine Derivative Doped Silver Nanoparticles Single-Electron Transisor
Makoto Yamamoto, Shuhei Shinohara, Kaoru Tamada, Rieko Ueda, Toshifumi Terui, Hisao Ishii, Yutaka Noguchi
13th European Conference on Molecular Electronics (ECME2015), Strasbourg, France.
The Roles of Interface Charge in Organic Light-Emitting Diodes Doped by a Thermally Activated Delayed Fluorescence Emitter
Yutaka Noguchi, Hyung Jun Kim, Ryuta Ishino, Kenichi Goushi, Chihaya Adachi, Yasuo Nakayama, Hisao Ishii
Eighth International Conference on Molecular Electronics and Bioelectronics (M&BE8), Tokyo, Japan.
Observation of Molecular Floating Gate Effects in Silver Nanoparticles Single-Electron Transistors with Copper Phthalocyanine Derivatice
Makoto Yamamoto, Shuhei Shinohara, Kaoru Tamada, Rieko Ueda, Toshifumi Terui, Hisao Ishii, Yutaka Noguchi
Eighth International Conference on Molecular Electronics and Bioelectronics(M&BE8), Tokyo, Japan.
アルカンチオール分子接合のTransition voltage spectroscopyにおける界面準位および非対称性の寄与
野勢大輔、佐藤友哉、土手宏樹、石井久夫、野口 裕
第62回応用物理学会春季学術講演会, 東海大学.
2014
(招待講演) 有機蒸着膜の配向分極現象と有機 EL 素子の界面特性
野口 裕
科学研究費補助金基盤研究S 公開シンポジウム, 東京工業大学.
(Invited) Spontaneous Orientation Polarization of Organic Semiconductor Films and Charge Carrier Dynamics in Organic Multilayer Devices
Yutaka Noguchi
International Conference of Smart Systems Engineering 2014 (SmaSys2014), Yamagata, Japan.
(Invited) Charge Carrier Behaviors and Degradation Phenomena in Organic Light-Emitting Diodes Doped by a Thermally Activated Delayed Fluorescence Emitter
Yutaka Noguchi, Hyung Jun Kim, Ryuta Ishino, Kenichi Goushi, Chihaya Adachi, Yasuo Nakayama, Hisao Ishii
The 14th International Discussion & Conference on Nano Interface Controlled Electronic Devices (IDC-NICE 2014), Seoul, Korea.
Charge Carrier Dynamics in Organic Light-Emitting Diodes doped by a Thermally Activated Delayed Fluorescent Emitter
Yutaka Noguchi, Hyung Jun Kim, Ryuta Ishino, Yasuo Nakayama, Hisao Ishii
7th International Conference on Molecular Electronics(ElecMol2014), Strasbourg, France.
Observation of Photoinduced Gate Modulation in Molecular Doped Ag Nanoparticles Single-Electron Transistors
Makoto Yamamoto, Shuhei Shinohara, Kaoru Tamada, Rieko Ueda, Toshifumi Terui, Hisao Ishii, Yutaka Noguchi
7th International Conference on Molecular Electronics(Elecmol2014)), Strasbourg, France.
