〒819-0395
福岡市西区元岡744
最先端有機光エレクトロニクス
研究センター
共進化社会システム
イノベーション施設224

Center for Organic Photonics and Electronics Research (OPERA)
Co-Evolutional Social Systems Building #224
744 Motooka, Nishi, Fukuoka
819-0395, Japan

TEL: 092-802-6920
FAX: 092-802-6921

adachi[at]cstf.kyushu-u.ac.jp

 
 

儘田 正史

略歴
2003.3 国立群馬工業高等専門学校 物質工学科 卒業
2005.3 国立群馬工業高等専門学校専攻科 環境工学専攻 修了
2007.3 東京工業大学大学院 総合理工学研究科 博士前期課程 物質電子化学専攻 修了
2010.3 東京工業大学大学院 総合理工学研究科 博士後期課程 物質電子化学専攻 修了
2009.4-2010.3 日本学術振興会 特別研究員
2009.9-2010.12 University of Washington 訪問研究員
2010.4-2011.9 Bowling Green State University(ボーリンググリーン州立大学) 博士研究員
2015.8–2015.12 Johannes Kepler Universitat訪問研究員
2011.10–2016.1 山形大学大学院理工学研究科 助教
2016.2–2018.6 九州大学最先端有機光エレクトロニクス研究センター 助教
2018.6–2019-3 九州大学分子システムデバイス国際リーダー教育センター 助教
2019.4–現在 九州大学大学院工学研究院応用化学部門 助教
学位
博士(理学)
所属学会
日本化学会、有機合成化学協会、応用物理学会、有機EL討論会
研究分野
構造有機化学、有機合成化学、有機電子デバイス
趣味
料理、酒、ボード、収集、メガネ
健康状態
猫アレルギー

研究成果

雑誌カバー・扉絵

論文発表

[61] Tanguy Jousselin-Oba, Masashi Mamada,* Karen Wright, Jérome Marrot, Chihaya Adachi, Abderrahim Yassar, Michel Frigoli*
“Synthesis, Aromaticity and Application of peri-PentacenoPentacene: Localized Representation of Benzenoid Aromatic Compounds”
Angew. Chem. Int. Ed., 2021, in press.
[60] Tomohiro Ishii, Kiyoshi Miyata, Masashi Mamada, Fatima Bencheikh, Fabrice Mathevet, Ken Onda, Stéphane Kéna-Cohen, Chihaya Adachi*
“Low-threshold exciton-polariton condensation via fast polariton relaxation in organic microcavities”
Adv. Opt. Mater., 2021, 2102034.
[59] Masashi Mamada,* Hajime Nakanotani, Chihaya Adachi*
“Amplified spontaneous emission from oligo(p-phenylenevinylene) derivatives”
Mater. Adv., 2021, 2, 3906–3914.
[58] Yuya Oyama, Masashi Mamada,* Akihiro Kondo,* and Chihaya Adachi*
“Advantages of naphthalene as building block for organic solid state laser dyes: Smaller energy gaps and enhanced stability”
J. Mater. Chem. C, 2021, 9, 4112–4118.
Selected as the outside front cover picture [image]
[57] Yi-Ting Lee, Chin-Yiu Chan, Masaki Tanaka, Masashi Mamada, Umamahesh Balijapalli, Youichi Tsuchiya, Hajime Nakanotani, Takuji Hatakeyama, Chihaya Adachi
“Investigating HOMO Energy Levels of Terminal Emitters for Realizing High-Brightness and Stable TADF-Assisted Fluorescence Organic Light-Emitting Diodes”
Adv. Electron. Mater., 2021, 7, 2001090.
[56] Xuelong Liu, Chin-Yiu Chan, Fabrice Mathevet, Masashi Mamada, Youichi Tsuchiya, Yi-Ting Lee, Hajime Nakanotani, Shinichiro Kobayashi, Masayuki Shiochi, Chihaya Adachi
“Isotope Effect of Host Material on Device Stability of Thermally Activated Delayed Fluorescence Organic Light-Emitting Diodes”
Small Sci., 2021, 1, 2000057.
[55] Yuto Kage, Seongsoo Kang, Shigeki Mori, Masashi Mamada,* Chihaya Adachi, Dongho Kim,* Hiroyuki Furuta,* Soji Shimizu*
“An Electron-Accepting aza-BODIPY-Based Donor–Acceptor–Donor Architecture for Bright NIR Emission”
Chem. Eur. J., 2021, 27, 5259–5267.
Selected as a Very Important Paper
[54] U. Balijapalli, R. Nagata, N. Yamada, H. Nakanotani*, M. Tanaka, A. D’Aléo, V. Placide, Masashi Mamada, Y. Tsuchiya* and C. Adachi*
“Highly Efficient Near-Infrared Electrofluorescence from a Thermally-Activated Delayed Fluorescence Molecule”
Angew. Chem. Int. Ed., 2021, 60, 8477–8482.
Selected as a Hot Paper
[53] Masashi Mamada,* Kenichi Goushi,* Ryota Nakamura, Hironori Kaji, and Chihaya Adachi*
“Synthesis and Characterization of 5,5′-Bitetracene”
Chemistry Letters, 2021, 50, 800–803.
[52] Reiko Aoki, Ryutaro Komatsu, Kenichi Goushi, Masashi Mamada,* Soo Young Ko, Jeong Weon Wu, Virginie Placide, Anthony D’Aléo,* and Chihaya Adachi*
“Realizing Near-Infrared Laser Dyes through a Shift in Excited-State Absorption”
Advanced Optical Materials, 2021, 9, 2001947.
Selected as the outside front cover picture [image]
[51] Masashi Mamada,* Ryota Nakamura, Chihaya Adachi*
“Synthesis, crystal structure and charge transport characteristics of stable peri-tetracene analogues”
Chemical Science, 2021, 12, 552–558.
Selected as the inside front cover picture [image]
[50] Tanguy Jousselin-Oba, Masashi Mamada,* Atsushi Okazawa, Jérome Marrot, Takayuki Ishida, Chihaya Adachi, Abderrahim Yassar, Michel Frigoli*
“Modulating the ground state, stability and charge transport in OFETs of biradicaloid Hexahydro-diindenopyrene derivatives and a proposed method to estimate the biradical character”
Chemical Science, 2020, 11, 12194–12205.
[49] Van Mai, Viqar Ahmad, Masashi Mamada, Toshiya Fukunaga, Atul Shukla, Jan Sobus, Gowri Krishnan, Evan Moore, Gunther Andersson, Chihaya Adachi, Ebinazar Namdas, and Shih-Chun Lo
“Solid cyclooctatetraene-based triplet quencher demonstrating excellent suppression of singlet–triplet annihilation in optical and electrical excitation”
Nature Communications, 2020, 11, 5623.
[48] Kentaro Yamamoto, Daisuke Kawaguchi, Tatsuki Abe, Takeshi Komino, Masashi Mamada, Taizo Kabe, Chihaya Adachi, Kensuke Naka, Keiji Tanaka
“Surface Segregation of Star-Shaped Polyhedral Oligomeric Silsesquioxane in Polymer Matrix”
Langmuir, 2020, 36, 9960–9966.
[47] Michel Frigoli, Tanguy Jousselin-Oba, Masashi Mamada, Jérôme Marrot, Agnese Zangarelli, Danilo Pannacci, Chihaya Adachi, and Fausto Ortica
“Synthesis and photochromic behaviour of a series of benzopyrans bearing an N-phenyl-carbazole moiety: photochromism control by the steric effect”
Photochem. Photobiol. Sci., 2020, 19, 1344–1355.
[46] Viqar Ahmad, Jan Sobus, Fatima Bencheikh, Masashi Mamada, Chihaya Adachi, Shih-Chun Lo, Ebinazar B. Namdas
“High EQE and high brightness solution-processed TADF light-emitting transistors and OLEDs”
Adv. Opt. Mater., 2020, 202000554.
[45] Masashi Mamada,* Ryutaro Komatsu, Chihaya Adachi*
“F8BT Oligomers for Organic Solid-State Lasers”
ACS Appl. Mater. Interfaces, 2020, 12, 28383–28391.
[44] Monirul Hasan, Atul Shukla, Viqar Ahmad, Jan Sobus, Fatima Bencheikh, Sarah M. K. McGregor, M. Mamada, Chihaya Adachi, Shih-Chun Lo, Ebinazar B. Namdas
“Exciton-exciton annihilation in thermally activated delayed fluorescence emitter”
Adv. Funct. Mater., 2020, 2000580.
[43] Yun Long, M. Mamada, Chunyong Li, Paloma Lays dos Santos, Marco Colella, Andrew Danos, Chihaya Adachi, Andrew P. Monkman
“Excited State Dynamics of Thermally Activated Delayed Fluorescence from an Excited State Intramolecular Proton Transfer System”
J. Phys. Chem. Lett. 2020, 11, 3305–3312.
 
[42] Yuya Oyama, Masashi Mamada,* Atul Shukla, Evan G. Moore, Shih-Chun Lo, Ebinazar B. Namdas and Chihaya Adachi*
Design strategy for robust organic semiconductor laser dyes”
ACS. Mater. Lett. 2020, 2, 161–167.
[41] P. Baronas, G. Kreiza, Masashi Mamada, S. Maedera, P. Adomėnas, O. Adomėnienė, K. Kazlauskas, C. Adachi, S. Juršėnas*
“Enhanced energy transfer in doped bifluorene single crystals: prospects for organic lasers”
Adv. Opt. Mater. 2019, 1901670.
[40] T. Jousselin-Oba, Masashi Mamada,* J.Marrot, A. Maignan, C. Adachi, A. Yassar, and M. Frigoli*
“Excellent Semiconductors Based on Tetracenotetracene and Pentacenopentacene: From Stable Closed-Shell to Singlet Open-Shell”
J. Am. Chem. Soc. 2019, 141, 9373-9381.
[39] Y.-T. Lee, P.-C. Tseng, T. Komino, M. Mamada, R. J. Ortiz, M. Leung, T.-L. Chiu, C.-F. Lin, J.-H. Lee,* C. Adachi,* C.-T. Chen,* and C.-T. Chen*
“Simple molecular-engineering approach for enhancing orientation and out-coupling efficiency of thermally activated delayed fluorescent emitters without red-shifting emission”
ACS Appl. Mater. Interfaces, 2018, 10, 43842–43849.
[38] V. T. N. Mai, A. Shukla, M. Mamada, S. Maedera, P. E. Shaw, J. Sobus, I. Allison, C. Adachi,* E. B. Namdas,* S.-C. Lo*
“Low ASE Threshold and Efficient Electroluminescence from a Carbazole Derivatized Excited State Intramolecular Proton Transfer (ESIPT) Dye”
ACS Photonics, 2018, 5, 4447–4455
Selected as a supplementary cover picture [image]
[37] M. Mamada,* G. Tian, H. Nakanotani; J. Su; C. Adachi*
“The Importance of Excited‐State Energy Alignment for Efficient Exciplex Systems Based on a Study of Phenylpyridinato Boron Derivatives”
Angew. Chem. Int. Ed., 2018, 57, 12380–12384
[36] M. Mamada*, T. Fukunaga, F. Bencheikh, A. S. D. Sandanayaka, C. Adachi*
“Low Amplified Spontaneous Emission Threshold from Organic Dyes Based on Bis-stilbene”
Adv. Funct. Mater., 2018, 28, 1802130
[35]J. Sobus, F. Bencheikh, M. Mamada, R. Wawrzinek, J.-C. Ribierre, C. Adachi*, S.-C. Lo*, E. B. Namdas*
“High performance p-and n-type light-emitting field-effect transistors employing thermally activated delayed fluorescence”
Adv. Funct. Mater., 2018, 28, 1800340
[34] M. Mamada,* T. Minami*, H. Katagiri, T. Omiya, S. Tokito
“One-step, green synthesis of a supramolecular organogelator based on mellitic triimide for the recognition of aromatic compounds”
Chem. Commun., 2017, 53, 8834–8837
Selected as a back cover picture [image]
[33] M. Mamada,* K. Inada, T. Komino, W. J. Potscavage, Jr., H. Nakanotani, C. Adachi*
“Highly Efficient Thermally Activated Delayed Fluorescence from an Excited-State Intramolecular Proton Transfer System”
ACS Cent. Sci., 2017, 3, 769–777
[32]Y. Ogawa, K. Yamamoto, C. Miura, S. Tamura, M. Saito, M. Mamada, D. Kumaki, S. Tokito, H. Katagiri*
“Asymmetric Alkylthienyl Thienoacenes Derived from Anthra[2,3-b]thieno[2,3-d]thiophene for Solution-Processable Organic Semiconductors”
ACS Appl. Mater. Interfaces 2017, 9, 9902–9909
[31] K. Sbargoud, M. Mamada,* T. Jousselin-Oba, Y. Takeda, S. Tokito, A. Yassar, J. Marrot, M. Frigoli*
“Low-Band Gap Bistetracene-Based Organic Semiconductors Exhibiting Air Stability, High Aromaticity and Mobility”
Chem. Eur. J. 2017, 23, 5076–5080
[30] Y. Ogawa, E. Takiguchi, M. Mamada, D. Kumaki, S. Tokito, H. Katagiri*
“Synthesis, crystal structure, and FET characteristics of thieno[2,3-b]thiophene-based bent-thienoacenes”
Tetrahedron Lett. 2017, 58, 963–967
[29] M. Mamada,* H. Katagiri, T. Sakanoue, and S. Tokito
“Crystal Structure and Theoretical Investigation of Charge Transport Properties of Fullerene Derivatives”
Chem. Lett. 2016, 45,1421–1424
Editor’s Choice article
[28] M. Ikeshima, M. Mamada, T. Minami, S. Tokito, and S. Okada
“Synthesis and solid-state polymerization of diacetylene derivatives directly substituted with a phenylcarbazole moiety”
Polym. J. 2016, 48, 1013–1018
Selected as a cover picture
[27] Y. Takeda, K. Hayasaka, R. Shiwaku, K. Yokosawa, T. Shiba, M. Mamada, D. Kumaki, K. Fukuda, S. Tokito
“Fabrication of Ultra-Thin Printed Organic TFT CMOS Logic Circuits Optimized for Low-Voltage Wearable Sensor Applications”
Sci. Rep. 2016, 6, 25714
[26] M. Mamada,* H. Fujita, K. Kakita, H. Shima, Y. Yoneda, Y. Tanaka*, S. Tokito
“Crystal structure and modeled charge carrier mobility of benzobis(thiadiazole) derivatives”
New J. Chem. 2016, 40, 1403–1411.
[25] M. Mizukami, S. Oku, S.-I. Cho, M. Tatetsu, M. Abiko, M. Mamada, T. Sakanoue, Y. Suzuri, J. Kido, and S. Tokito
“A Solution-Processed Organic Thin-Film Transistor Backplane for Flexible Multiphoton Emission Organic Light-Emitting Diode Displays”
IEEE Electron Device Lett. 2015, 36, 841–843.
[24] K. Sbargoud, M. Mamada,* J. Marrot, S. Tokito, A. Yassar*, and M. Frigoli*
“Diindeno[1,2-b:2′,1′-n]Perylene: a Closed Shell related Chichibabin’s Hydrocarbon, Synthesis, Molecular Packing, Electronic and Charge Transport Properties”
Chem. Sci. 2015, 6, 3402–3409.
[23] M. Ikeshima, M. Mamada, H. Katagiri, T. Minami, S. Okada, and S. Tokito
“Synthesis and Solid-State Polymerization of Diacetylene Derivatives with an N-Carbazolylphenyl Group”
Bull. Chem. Soc. Jpn. 2015, 88, 843–849.
[22] M. Mamada, H. Shima, Y. Yoneda, T. Shimano, N. Yamada, K. Kakita, T. Machida, Y. Tanaka, S. Aotsuka, D. Kumaki, and S. Tokito
“A Unique Solution Processable n-Type Semiconductor Material Design for High Performance Organic Field-Effect Transistors”
Chem. Mater. 2015, 27, 141-147.
[21] M. Mamada,* H. Katagiri, T. Sakanoue, and S. Tokito
“Characterization of New Rubrene Analogues with Heteroaryl-Substituents”
Cryst. Growth Des. 2015, 15, 442-448.
[20] M. Mamada, C. Perez-Bolivar, D. Kumaki, N. A. Esipenko, S. Tokito and P. Anzenbacher, Jr.
“Benzimidazole Derivatives: Synthesis, Physical Properties, and n-Type Semiconducting Properties”
Chem. Eur. J. 2014, 20, 11835–11846.
[19] M. Mamada,* T. Uemura, R. Teraoka, D. Kumaki, and S. Tokito
“Synthesis of Narrow Bandgap Polymers based on Benzobis(thiadiazole) and their Application to Organic Transistor Devices”
J. Photopolym. Sci. 2014, 27, 321–326.
[18] T. Uemura, M. Mamada,* R. Teraoka, D. Kumaki, and S. Tokito
“Synthesis and Thin-Film Transistor Characterization of Narrow-Gap N-type Semiconducting Polymers based on Benzobis(thiadiazole)”
Chem. Lett. 2014, 43, 402-404.
[17] M. Mamada,* H. Katagiri, M. Mizukami, K. Honda, T. Minamiki, R. Teraoka, T. Uemura, and S. Tokito
“syn-/anti-Anthradithiophene Derivative Isomer Effects on Semiconducting Properties”
ACS Appl. Mater. Interfaces 2013, 5, 9670-9677.
[16] T. Uemura, M. Mamada, D. Kumaki, and S. Tokito
“Synthesis of Semiconducting Polymers through Soluble Precursor Polymers with Thermally Removable Groups and Their Application to Organic Transistors”
ACS Macro Lett. 2013, 2, 830–833.
[15] M. Mamada,* T. Minamiki, H. Katagiri, and S. Tokito
“Synthesis, Physical Properties, and Field-Effect Mobility of Isomerically Pure syn-/anti-Anthradithiophene Derivatives”
Org. Lett. 2012, 14, 4062–4065.
[14] M. Mamada, C. Perez-Bolivar, and P. Anzenbacher, Jr.
“Green Synthesis of Polycyclic Benzimidazole Derivatives and Organic Semiconductors”
Org. Lett. 2011, 13, 4882–4885.
[13] M. Mamada, S. Ergun, C. Perez-Bolivar and P. Anzenbacher, Jr.
“Charge transport, carrier balance, and blue electrophosphorescence in diphenyl[4-(triphenylsilyl)phenyl]-phosphine oxide devices.”
Appl. Phys. Lett. 2011, 98, 073305.
[12] M. Mamada, D. Kumaki, J. Nishida, S. Tokito and Y. Yamashita
“Novel Semiconducting Quinone for Air-Stable n-Type Organic Field-Effect Transistors.”
ACS Appl. Mater. Interfaces 2010, 2, 1303–1307.
[11] K. Omata, M. Mamada, J. Nishida, S. Tokito and Y. Yamashita
“Organic Field-Effect Transistors Based on π-Extended Dibenzotetrathiafulvalene Analogues with Thiophene Spacers.”
Bull. Chem. Soc. Jpn. 2010, 83, 575–581.
[10] Y. Fujisaki, M. Mamada, D. Kumaki, S. Tokito and Y. Yamashita
“Low-Voltage and Hysteresis-Free N-Type Organic Thin Film Transistor and Complementary Inverter with Bilayer Gate Insulator.”
Jpn. J. Appl. Phys. 2009, 48, 111504.
[9] Altanbolag, M. Mamada, J. Nishida and Y. Yamashita
“Field-Effect Transistors Based on Tetraphenyl-dipyranylidenes and the Sulfur Analogues.”
Chem. Mater. 2009, 21, 4350–4352.
[8] M. Mamada and Y. Yamashita
“Triclinic Polymorph of Dibenzotetrathiafulvalene.”
Acta Crystallogr. Sect. E 2009, 65, o2083.
[7] M. Mamada J. Nishida, S. Tokito and Y. Yamashita
“Anthraquinone Derivatives Affording n-Type Organic Thin Film Transistors.”
Chem. Commun. 2009, 16, 2177–2179.
[6] M. Mamada J. Nishida, S. Tokito and Y. Yamashita
“Preparation, Characterization, and Field-effect Transistor Performance of Benzo[1,2-d:4,5-d’]bisthiazole Derivatives.”
Chem. Lett. 2008, 37, 766–767.
[5] M. Mamada J. Nishida, D. Kumaki, S. Tokito and Y. Yamashita
“High Performance Organic Field-Effect Transistors Based on [2,2′]Bi[naphtho[2,3-b]thiophenyl] with a Simple Structure.”
J. Mater. Chem. 2008, 18, 3442–3447.
[4] M. Mamada, J. Nishida, D. Kumaki, S. Tokito and Y. Yamashita
“n-Type Organic Field-Effect Transistors with High Electron Mobilities Based on Thiazole-thiazolothiazole Conjugated Molecules.”
Chem. Mater. 2007, 19, 5404–5409.
[3] S. Tajima, D. Ishiguro, M. Mamada and S. Nakajima
“Unimolecular Reactions of Diethtyl Malonate Cation in Gas-phase.”
J. Mass Spectrom. Soc. Jpn. 2004, 52, 263–270.
[2] S. Tajima,M. Mamada S. Nakajima, Y. Takahashi and N. M. M. Nibbering
“Unimolecular Gas-Phase Reactions of Diethyl Phthalate, Isophthalate, and Terephthalate upon Electron Ionization.”
Aust. J. Chem. 2003, 56, 473–479.
[1] S. Tajima, S. Kojima, Y. Hiroi, M. Mamada, S. Nakajima, N. M. M. Nibbering
“Unimolecular Metastable Decompositions of 1,1,1-Trifluoroisopropyl Methyl Ether upon Electron Ionization.”
Rapid Commun. Mass Spectrom. 2003, 17, 503–506.

著書・解説・総説等

[2]
有機半導体レーザー分子の耐久特性の向上
Vacuum and Surface Science, 2021, 64, 4–9.
Chihaya Adachi, Masashi Mamada, Toshinori Matsushima
DOI:10.1380/vss.64.4
[1]
Polycyclic Arenes and Heteroarenes: Synthesis, Properties, and Applications
Chapter 11, pp. 277–308. Masashi Mamada and Yoshiro Yamashita, (2015) Wiley
DOI:10.1002/9783527689545

特許

[8]
儘田正史、中野谷一、安達千波矢、ヤンユソク
「有機発光素子、それに用いられる発光材料および遅延蛍光体」
PCT/JP2017/045788
[7]
時任静士、熊木大介、 儘田正史、福田憲二郎、田中康裕、島秀好、米田康洋、垣田一成、小俣洋治、山田奈津子、本間貴志、町田利一、藤田陽師
「ベンゾビス(チアジアゾール)誘導体、およびそれを用いた有機エレクトロニクスデバイス」
特願:PCT/JP2014/072839
[6]
時任静士、熊木大介、 儘田正史、田中康裕、島秀好、米田康洋、垣田一成、小俣洋治、本間貴志、町田利一
「ベンゾビス(チアジアゾール)誘導体、およびそれを用いた有機エレクトロニクスデバイス」
特願:2014-164975
[5]
時任静士、熊木大介、 儘田正史、田中康裕、島秀好、米田康洋、垣田一成、小俣洋治、町田利一
「ベンゾビス(チアジアゾール)誘導体、およびそれを用いた有機エレクトロニクスデバイス」
特願:2014-174786
[4]
儘田正史、時任静士、片桐洋史、坂上知
「テトラセン誘導体及びその合成方法並びにそれを用いた有機エレクトロニクスデバイス」
特願:2014-077476
[3]
時任静士、熊木大介、 儘田正史、田中康裕、島秀好、米田康洋、藤田陽師、垣田一成、小俣洋治、山田奈津子、本間貴志、町田利一
「ベンゾビス(チアジアゾール)誘導体、それを含むインク、およびそれを用いた有機エレクトロニクスデバイス」
特願:2014-026969
[2]
儘田正史、時任静士、片桐洋史、熊木大介、渡辺翔一
「テトラアミン誘導体及びその合成方法並びにそれを用いた有機エレクトロニクスデバイス」
特願:2014-027138
[1]
時任静士、熊木大介、 儘田正史、田中康裕、島秀好、米田康洋、垣田一成、小俣洋治、山田奈津子、本間貴志、町田利一
「ベンゾビス(チアジアゾール)誘導体、およびそれを用いた有機エレクトロニクスデバイス」
特願:2013-196221

国際会議発表

[5]
(Invited) Development of highly emissive laser dyes for organic semiconductor laser diodes
M. Mamada, Chihaya Adachi
The 13th Asian Conference on Organic Electronics (A-COE) 2021, Online.
[4]
(Invited) Singlet Biradical Compounds: Development and Application to Organic Electronic Devices
M. Mamada, Tanguy Jousselin-Oba, Chihaya Adachi, Michel Frigoli
Asian International Symposium – Organic Crystals, Chiba, Japan.
[3]
(Invited) A novel molecular design strategy for thermally activated delayed fluorescence materials
M. Mamada
France-Japan Workshop on Optoelectronics & Photonics 2018, Paris, France.
[2]
(Invited) High efficiency thermally activated delayed fluorescence through an excited-state intramolecular proton transfer
M. Mamada, K. Inada, T. Komino, W. J. Potscavage, H. Nakanotani, C. Adachi
SPIE Organic Light Emitting Materials and Devices XXI 2017, San Diego, USA.
[1]
(Invited) Isomer Effects on Semiconducting Properties in organic transistors
M. Mamada, S. Tokito
The 5th Asian Conference on Organic Electronics (A-COE) 2013, POSTECH, Pohang, Korea.