{"id":244,"date":"2012-08-31T16:05:46","date_gmt":"2012-08-31T07:05:46","guid":{"rendered":"http:\/\/www.cstf.kyushu-u.ac.jp\/~adachilab\/lab\/?page_id=244"},"modified":"2023-12-18T08:34:06","modified_gmt":"2023-12-17T23:34:06","slug":"goushi","status":"publish","type":"page","link":"http:\/\/www.cstf.kyushu-u.ac.jp\/~adachilab\/lab\/staff-2\/goushi\/","title":{"rendered":"\u5408\u5fd7\u3000\u61b2\u4e00"},"content":{"rendered":"

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\u7814\u7a76\u6210\u679c<\/h3>\n

\u8ad6\u6587\u767a\u8868<\/h4>\n

[57] Indication of Intramolecular Triplet\u2013Triplet Annihilation Upconversion in Organic Light-Emitting Diodes<\/strong>
\nShoma Sasaki; Kenichi Goushi<\/u><\/strong>; Masashi Mamada; Shiori Miyazaki; Kiyoshi Miyata; Ken Onda; Chihaya Adachi
\nAdvanced Optical Materials<\/i>, 2301924, 2023
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adom.202301924<\/a><\/p>\n

[56] Highly Efficient Light Harvesting of Eu(III) Complex in a Host-Guest Film by Triplet Sensitization<\/strong>
\nShiori Miyazaki; Kenichi Goushi<\/u><\/strong>; Yuichi Kitagawa; Yasuchika Hasegawa; Chihaya Adachi; Kiyoshi Miyata; Ken Onda
\nChemical Science<\/i>,\u00a014<\/strong>, 6867 – 6875, 2023
\nDOI:\u00a0https:\/\/doi.org\/10.1039\/D3SC01817B<\/a><\/p>\n

[55] Multiple donor\u2013acceptor design for highly luminescent and stable thermally activated delayed fluorescence emitters<\/strong>
\nBhagya Madushani; Masashi Mamada; Kenichi Goushi<\/u><\/strong>; Thanh Ba Nguyen; Hajime Nakanotani; Hironori Kaji; Chihaya Adachi
\nScientific Reports<\/i>,\u00a013<\/strong>, 7644, 2023
\nDOI:\u00a0https:\/\/doi.org\/10.1038\/s41598-023-34623-9<\/a><\/p>\n

[54] Organic Binary and Ternary Cocrystal Engineering Based on Halogen Bonding Aimed at Room-Temperature Phosphorescence<\/strong>
\nAyano Abe; Kenichi Goushi<\/u><\/strong>; Masashi Mamada; Chihaya Adachi
\nAdvanced Materials<\/i>, 2211160, 2023
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adma.202211160<\/a><\/p>\n

[53] Artificial p-n-like junction based on pure 2D organic-inorganic halide perovskite structure having naphthalene diimide acceptor moieties<\/strong>
\nZhao Feng; Xuelong Liu; Kentaro Imaoka; Tomohiro Ishii; Ganbaatar Tumen-Ulzii; Xun Tang; George F. Harrington; Beno\u00eet Heinrich; Jean-Charles Ribierre; Lise-Marie Chamoreau; Lydia Sosa Vargas; David Kreher; Kenichi Goushi<\/u><\/strong>; Toshinori Matsushima, Guijiang Zhou, Fabrice Mathevet; Chihaya Adachi
\nAdvanced Optical Materials<\/i>,\u00a011<\/strong>, 10, 2202734, 2023
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adom.202202734<\/a><\/p>\n

[52] Carbazole-2-Carbonitrile as an Acceptor in Deep-Blue Thermally Activated Delayed Fluorescence Emitters for Narrowing Charge-Transfer Emissions<\/strong>
\nChin-Yiu Chan; Yi-Ting Lee; Masashi Mamada; Kenichi Goushi<\/u><\/strong>; Youichi Tsuchiya; Hajime Nakanotani; Chihaya Adachi
\nChemical Science<\/i>,\u00a013<\/strong>, 7821 – 7828, 2022
\nDOI:\u00a0https:\/\/doi.org\/10.1039\/D2SC02478K<\/a><\/p>\n

[51] Highly Efficient Deep-Blue Organic Light-Emitting Diodes Based on Rational Molecular Design and Device Engineering<\/strong>
\nMasashi Mamada; Hiroshi Katagiri; Chin-Yiu Chan; Yi-Ting Lee; Kenichi Goushi<\/u><\/strong>; Hajime Nakanotani; Takuji Hatakeyama; Chihaya Adachi
\nAdvanced Functional Materials<\/i>,\u00a032<\/strong>, 32, 2204352, 2022
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adfm.202204352<\/a><\/p>\n

[50] Tailor-Made Multi-Resonance Terminal Emitters toward Narrowband, High-Efficiency, and Stable Hyperfluorescence Organic Light-Emitting Diodes<\/strong>
\nYi-Ting Lee; Chin-Yiu Chan; Masaki Tanaka; Masashi Mamada; Kenichi Goushi<\/u><\/strong>; Xun Tang; Youichi Tsuchiya; Hajime Nakanotani; Chihaya Adachi
\nAdvanced Optical Materials<\/i>,\u00a010<\/strong>, 17, 2200682, 2022
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adom.202200682<\/a><\/p>\n

[49] Numerical Study of Triplet Dynamics in Organic Semiconductors Aimed for the Active Utilization of Triplets by TADF under Continuous-Wave Lasing<\/strong>
\nAyano Abe; Kenichi Goushi<\/u><\/strong>; Atula S. D. Sandanayaka; Ryutaro Komatsu; Takashi Fujihara; Masashi Mamada; Chihaya Adachi
\nThe Journal of Physical Chemistry Letters<\/i>,\u00a013<\/strong>, 5, 1323 – 1329, 2022
\nDOI:\u00a0https:\/\/doi.org\/10.1021\/acs.jpclett.1c03983<\/a><\/p>\n

[48] Hot exciplexes in U-shaped TADF molecules with emission from locally excited states<\/strong>
\nA. Lennart Schleper; Kenichi Goushi<\/u><\/strong>; Christoph Bannwarth; Bastian Haehnle; Philipp J. Welscher; Chihaya Adachi; Alexander J. C. Kuehne
\nNature Communications<\/i>,\u00a012<\/strong>, 6179, 2021
\nDOI:\u00a0https:\/\/doi.org\/10.1038\/s41467-021-26439-w<\/a><\/p>\n

[47] Recycling of Triplets into Singlets for High-Performance Organic Lasers<\/strong>
\nChathuranganie A. M. Senevirathne; Seiya Yoshida; Morgan Auffray; Masayuki Yahiro; Buddhika S. B. Karunathilaka; Fatima Bencheikh; Kenichi Goushi<\/u><\/strong>; Atula S. D. Sandanayaka; Toshinori Matsushima; Chihaya Adachi
\nAdvanced Optical Materials<\/i>,\u00a010<\/strong>, 1, 2101302, 2021
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adom.202101302<\/a><\/p>\n

[46] Markedly Improved Performance of Optically Pumped Organic Lasers with Two-Dimensional Distributed-Feedback Gratings<\/strong>
\nChathuranganie A. M. Senevirathne; Atula S.D. Sandanayaka; Buddhika S.B. Karunathilaka; Takashi Fujihara; Fatima Bencheikh; Chuanjiang Qin; Kenichi Goushi<\/u><\/strong>; Toshinori Matsushima; Chihaya Adachi
\nACS photonics<\/i>,\u00a08<\/strong>, 5, 1324 – 1334, 2021
\nDOI:\u00a0https:\/\/dx.doi.org\/10.1021\/acsphotonics.0c01728<\/a><\/p>\n

[45] Synthesis and Characterization of 5,5′-Bitetracene<\/strong>
\nMasashi Mamada; Kenichi Goushi<\/u><\/strong>; Ryota Nakamura; Hironori Kaji; Chihaya Adachi
\nChemistry Letters<\/i>,\u00a050<\/strong>, 4, 800 – 803, 2021
\nDOI:\u00a0https:\/\/doi.org\/10.1246\/cl.200909<\/a><\/p>\n

[44] Realizing near-infrared laser dyes through a shift in excited state absorption<\/strong>
\nReiko Aoki; Ryutaro Komatsu; Kenichi Goushi<\/u><\/strong>; Masashi Mamada; Soo Young Ko; Jeong Weon Wu; Virginie Placide; Anthony D\u2019Al\u00e9o; Chihaya Adachi
\nAdvanced Optical Materials<\/i>,\u00a09<\/strong>, 6, 2001947, 2021
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adom.202001947<\/a><\/p>\n

[43] Suppression of external quantum efficiency rolloff in organic light emitting diodes by scavenging triplet excitons<\/strong>
\nBuddhika S. B. Karunathilaka; Umamahesh Balijapalli; Chathuranganie A. M. Senevirathne; Seiya Yoshida; Yu Esaki; Kenichi Goushi<\/u><\/strong>; Toshinori Matsushima; Atula S. D. Sandanayaka; Chihaya Adachi
\nNat Commun<\/i>,\u00a011<\/strong>, 4926, 2020
\nDOI:\u00a0https:\/\/doi.org\/10.1038\/s41467-020-18292-0<\/a><\/p>\n

[42] An organic laser dye having a small singlet-triplet energy gap makes the selection of a host material easier<\/strong>
\nBuddhika S. B. Karunathilaka; Umamahesh Balijapalli; Chathuranganie A. M. Senevirathne; Yu Esaki; Kenichi Goushi<\/u><\/strong>; Toshinori Matsushima; Atula S. D. Sandanayaka; Chihaya Adachi\u200a
\nAdvanced Functional Materials<\/i>, 2001078, 2020
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adfm.202001078<\/a><\/p>\n

[41] Triplet management for efficient perovskite light-emitting diodes<\/strong>
\nChuanjiang Qin\u200a; Toshinori Matsushima; William J. Potscavage Jr; Atula S. D. Sandanayaka, ; Matthew R. Leyden; Fatima Bencheikh; Kenichi Goushi<\/u><\/strong>; Fabrice Mathevet; Beno\u00eet Heinrich; Go Yumoto; Yoshihiko Kanemitsu; Chihaya Adachi\u200a
\nNature Photonics\u00a0<\/i>,\u00a014<\/strong>, 70 – 75, 2020
\nDOI:\u00a0https:\/\/doi.org\/10.1038\/s41566-019-0545-9<\/a><\/p>\n

[40] Intersystem Crossing Rate in Thermally Activated Delayed Fluorescence Emitters<\/strong>
\nTakashi Kobayashi; Daisuke Kawate; Akitsugu Niwa; Takashi Nagase; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi; Hiroyoshi Naito
\nPhysica Status Solidi A<\/i>,\u00a0217<\/strong>, 3, 1900616, 2020
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/pssa.201900616<\/a><\/p>\n

[39] Observation of Nonradiative Deactivation Behavior from Singlet and Triplet States of Thermally Activated Delayed Fluorescence Emitters in Solution<\/strong>
\nNaoto Notsuka; Hajime Nakanotani; Hiroki Noda; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi\u200a
\nJ. Phys. Chem. Lett.\u00a0<\/i>,\u00a011<\/strong>, 2, 562 – 566, 2020
\nDOI:\u00a0https:\/\/doi.org\/10.1021\/acs.jpclett.9b03302<\/a><\/p>\n

[38] Triplet\u2013triplet upconversion enhanced by spin\u2013orbit coupling in organic light-emitting diodes<\/strong>
\nRyota Ieuji; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi\u200a
\nNature Communications<\/i>,\u00a010<\/strong>, 5283, 2019
\nDOI:\u00a0https:\/\/doi.org\/10.1038\/s41467-019-13044-1<\/a><\/p>\n

[37] Indication of current-injection lasing from an organic semiconductor<\/strong>
\nAtula S. D. Sandanayaka; Toshinori Matsushima ; Fatima Bencheikh; Shinobu Terakawa; William J. Potscavage Jr.; Chuanjiang Qin; Takashi Fujihara; Kenichi Goushi<\/u><\/strong>; Jean-Charles Ribierre; Chihaya Adachi
\nApplied Physics Express<\/i>,\u00a012<\/strong>, 6, 061010, 2019
\nDOI:\u00a0https:\/\/doi.org\/10.7567\/1882-0786\/ab1b90<\/a><\/p>\n

[36] Distributed Feedback Lasers and Light-Emitting Diodes Using 1-Naphthylmethylamnonium Low-Dimensional Perovskite<\/strong>
\nMatthew R. Leyden; Shinobu Terakawa; Toshinori Matsushima; Shibin Ruan; Kenichi Goushi<\/u><\/strong>; Morgan Auffray; Atula S. D. Sandanayaka; Chuanjiang Qin; Fatima Bencheikh; Chihaya Adachi
\nACS Photonics<\/i>,\u00a06<\/strong>, 2, 460 – 466, 2019
\nDOI:\u00a0https:\/\/dx.doi.org\/10.1021\/acsphotonics.8b01413<\/a><\/p>\n

[35] Triplet-triplet annihilation in a thermally activated delayed fluorescence emitter lightly doped in a host<\/strong>
\nAkitsugu Niwa; Shota Haseyama; Takashi Kobayashi; Takashi Nagase; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi; Hiroyoshi Naito
\nAppl. Phys. Lett.<\/i>,\u00a0113<\/strong>, 083301, 2018
\nDOI:\u00a0https:\/\/doi.org\/10.1063\/1.5025870<\/a><\/p>\n

[34] Enhanced Electroluminescence from Organic Light-Emitting Diodes with an Organic-Inorganic Perovskite Host Layer<\/strong>
\nToshinori Matsushima; Chuanjiang Qin; Kenichi Goushi<\/u><\/strong>; Fatima Bencheikh; Takeshi Komino; Matthew Leyden; Atula S. D. Sandanayaka; Chihaya Adachi
\nAdv. Mater.<\/i>,\u00a030<\/strong>, 38, 1802662, 2018
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adma.201802662<\/a><\/p>\n

[33] Observation of spontaneous orientation polarization in evaporated films of organic light-emitting diode materials<\/strong>
\nKohei Osada; Kenichi Goushi<\/u><\/strong>; Hironori Kaji; Chihaya Adachi; Hisao Ishii; Yutaka Noguchi
\nOrg. Electron.<\/i>,\u00a058<\/strong>, 313 – 317, 2018
\nDOI:\u00a0https:\/\/doi.org\/10.1016\/j.orgel.2018.04.026<\/a><\/p>\n

[32] Emission properties of thermally activated delayed fluorescence emitters: analysis based on a four level model considering a higher triplet excited state<\/strong>
\nTakashi Kobayashi; Akitsugu Niwa; Shota Haseyama; Kensho Takaki; Takashi Nagase; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi; Hiroyoshi Naito
\nJ. Photon. Energy<\/i>,\u00a08<\/strong>, 3, 032104, 2018
\nDOI:\u00a0https:\/\/dx.doi.org\/10.1117\/1.JPE.8.032104<\/a><\/p>\n

[31] Confinement of long-lived triplet excitons in organic semiconducting host-guest systems<\/strong>
\nNaoto Notsuka; Ryota Kabe; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi
\nAdvanced Functional Materials<\/i>,\u00a027<\/strong>, 40, 1703902, 2017
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adfm.201703902<\/a><\/p>\n

[30] Toward continuous-wave operation of organic semiconductor lasers<\/strong>
\nAtula S. D. Sandanayaka; Toshinori Matsushima; Fatima Bencheikh; Kou Yoshida; Munetomo Inoue; Takashi Fujihara; Kenichi Goushi<\/u><\/strong>; Jean-Charles Ribierre; Chihaya Adachi
\nScience Advances<\/i>,\u00a03<\/strong>, 4, e1602570, 2017
\nDOI:\u00a0https:\/\/dx.doi.org\/10.1126\/sciadv.1602570<\/a><\/p>\n

[29] Control of the Singlet\u2013Triplet Energy Gap in a Thermally Activated Delayed Fluorescence Emitter by Using a Polar Host Matrix<\/strong>
\nShota Haseyama; Akitsugu Niwa; Takashi Kobayashi; Takashi Nagase; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi ; Hiroyoshi Naito
\nNanoscale Research Letters<\/i>,\u00a012<\/strong>, 268, 2017
\nDOI:\u00a0https:\/\/dx.doi.org\/10.1186\/s11671-017-2012-1<\/a><\/p>\n

[28] Contributions of a Higher Triplet Excited State to the Emission Properties of a Thermally Activated Delayed-Fluorescence Emitter<\/strong>
\nTakashi Kobayashi; Akitsugu Niwa; Kensho Takaki; Shota Haseyama; Takashi Nagase; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi; Hiroyoshi Naito
\nPhys. Rev. Applied<\/i>,\u00a07<\/strong>, 034002, 2017
\nDOI:\u00a0https:\/\/doi.org\/10.1103\/PhysRevApplied.7.034002<\/a><\/p>\n

[27] Photoluminescence in a Thermally Activated Delayed Fluorescence Emitter for Organic Light-emitting Diodes<\/strong>
\nAkitsugu Niwa; Kensho Takaki; Takashi Kobayashi; Takashi Nagase; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi; Hiroyoshi Naito
\nJournal of the Imaging Society of Japan<\/i>,\u00a055<\/strong>, 2, 143 – 148, 2016
\nDOI:\u00a0https:\/\/doi.org\/10.11370\/isj.55.143<\/a><\/p>\n

[26] Quasi-Continuous-Wave Organic Thin-film Distributed Feedback Laser<\/strong>
\nAtula S. D. Sandanayaka; Kou Yoshida; Munetomo Inoue; Chuanjiang Qin; Kenichi Goushi<\/u><\/strong>; Jean-Charles Ribierre; Toshinori Matsushima; Chihaya Adachi
\nAdvanced Optical Materials<\/i>,\u00a04<\/strong>, 6, 834 – 839, 2016
\nDOI:\u00a0https:\/\/dx.doi.org\/10.1002\/adom.201600006<\/a><\/p>\n

[25] Comparison of transient state and steady state exciton\u2013exciton annihilation rates based on F\u00f6rster-type energy transfer<\/strong>
\nToshiya Yonehara; Kenichi Goushi<\/u><\/strong>; Tomoaki Sawabe; Isao Takasu; Chihaya Adachi
\nJpn. J. Appl. Phys<\/i>,\u00a054<\/strong>, 071601, 2015
\nDOI:\u00a0https:\/\/dx.doi.org\/10.7567\/JJAP.54.071601<\/a><\/p>\n

[24] Charge Carrier Dynamics and Degradation Phenomena in Organic Light-emitting Diodes Doped by a Thermally Activated Delayed Fluorescence Emitter<\/strong>
\nYutaka Noguchi; Hyung-Jun Kim; Ryuta Ishino; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi; Yasuo Nakayama; Hisao Ishii
\nOrg. Elect.<\/i>,\u00a017<\/strong>, 184 – 191, 2015
\nDOI:\u00a0https:\/\/doi.org\/10.1016\/j.orgel.2014.12.009<\/a><\/p>\n

[23] Highly Efficient Thermally Activated Delayed Fluorescence Emitters with Small Singlet\u2013Triplet Energy Gap and Large Oscillator Strength<\/strong>
\nYuta Sagara; Katsuyuki Shizu; Hiroyuki Tanaka; Hiroshi Miyazaki; Kenichi Goushi<\/u><\/strong>; Hironori Kaji; Chihaya Adachi
\nChem. Lett.<\/i>,\u00a044<\/strong>, 360 – 362, 2015
\nDOI:\u00a0https:\/\/doi.org\/10.1246\/cl.141054<\/a><\/p>\n

[22] Temperature dependence of photoluminescence properties in a thermally activated delayed fluorescence emitter<\/strong>
\nAkitsugu Niwa; Takashi Kobayashi; Takashi Nagase; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi; Hiroyoshi Naito
\nApplied Physics Letters<\/i>,\u00a0104<\/strong>, 213303, 2014
\nDOI:\u00a0https:\/\/dx.doi.org\/10.1063\/1.4878397<\/a><\/p>\n

[21] Influence of Host Matrix on Thermally-Activated Delayed Fluorescence: Effects on Emission Lifetime, Photoluminescence Quantum Yield, and Device Performance<\/strong>
\nG\u00e1bor M\u00e9hes; Kenichi Goushi<\/u><\/strong>; William J. Potscavage, Jr.; Chihaya Adachi
\nOrg. Elect.<\/i>,\u00a015<\/strong>, 9, 2027 – 2037, 2014
\nDOI:\u00a0https:\/\/doi.org\/10.1016\/j.orgel.2014.05.027<\/a><\/p>\n

[20] Reduced amplified spontaneous emission threshold in organic semiconductor laser structure with relaxed roll-off characteristics under high current densities<\/strong>
\nMunetomo Inoue; Kenichi Goushi<\/u><\/strong>; Kuniaki Endo; Hiroko Nomura; Chihaya Adachi
\nJournal of Luminescence<\/i>,\u00a0143<\/strong>, 754 – 758, 2013
\nDOI:\u00a0https:\/\/doi.org\/10.1016\/j.jlumin.2013.04.001<\/a><\/p>\n

[19] Highly efficient organic light-emitting diodes from delayed fluorescence<\/strong>
\nHiroki Uoyama; Kenichi Goushi<\/u><\/strong>; Katsuyuki Shizu; Hiroko Nomura; Chihaya Adachi
\nNature<\/i>,\u00a0492<\/strong>, 234 – 238, 2012
\nDOI:\u00a0https:\/\/dx.doi.org\/10.1038\/nature11687<\/a><\/p>\n

[18] Efficient organic light-emitting diodes through up-conversion from triplet to singlet excited states of exciplexes<\/strong>
\nKenichi Goushi<\/u><\/strong>; Chihaya Adachi
\nAppl. Phys. Lett.<\/i>,\u00a0101<\/strong>, 023306, 2012
\nDOI:\u00a0https:\/\/doi.org\/10.1063\/1.4737006<\/a><\/p>\n

[17] Triplet Exciton Confinement in Green Organic Light-Emitting Diodes Containing Luminescent Charge-Transfer Cu(I) Complexes<\/strong>
\nQisheng Zhang; Takeshi Komino; Shuping Huang; Shigeyuki Matsunami; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi
\nAdv. Funct. Mater.<\/i>,\u00a022<\/strong>, 2327 – 2336, 2012
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adfm.201101907<\/a><\/p>\n

[16] Organic light-emitting diodes employing efficient reverse intersystem crossing for triplet-to-singlet state conversion<\/strong>
\nKenichi Goushi<\/u><\/strong>; Kou Yoshida; Keigo Sato; Chihaya Adachi
\nNature Photonics<\/i>,\u00a06<\/strong>, 253 – 258, 2012
\nDOI:\u00a0https:\/\/doi.org\/10.1038\/nphoton.2012.31<\/a><\/p>\n

[15] Two-dimensional orientation control of organic semiconducting amorphous films by mechanical brushing<\/strong>
\nToshiharu Arai; Kenichi Goushi<\/u><\/strong>; Hiroko Nomura; Tomohiko Edura; Chihaya Adachi
\nAppl. Phys. Lett.<\/i>,\u00a099<\/strong>, 053303, 2011
\nDOI:\u00a0https:\/\/doi.org\/10.1063\/1.3608315<\/a><\/p>\n

[14] Improvement of electroluminescence performance of organic light emitting diodes with a liquid emitting layer by introduction of electrolyte and a hole-blocking layer<\/strong>
\nShuzo Hirata; Korefumi Kubota; Heo Hyo Jung; Osamu Hirata; Kenichi Goushi<\/u><\/strong>; Masayuki Yahiro; Chihaya Adachi
\nAdv. Mater.<\/i>,\u00a023<\/strong>, 889 – 893, 2011
\nDOI:\u00a0https:\/\/doi.org\/10.1002\/adma.201003505<\/a><\/p>\n

[13] Organic field effect transistor using pentacene single crystals grown by a liquid-phase crystallization process<\/strong>
\nY. Kimura, M. Niwano, N. Ikuma,\u00a0K. Goushi<\/u><\/strong>, and K. Itaya
\nLANGMUIR,\u00a024<\/strong>, 4861-4863 (2009)
\nDOI: https:\/\/doi.org\/10.1021\/la900647y<\/a>\u00a0<\/p>\n

[12] Time-correlated single photon counting system and light-collection system for studying fluorescence emitters under high-vacuum conditions: Use of immersion objective and ionic liquid<\/strong>
\nT. Yamada,\u00a0K. Goushi<\/u><\/strong>, and A. Otomo
\nTHIN SOLID FILMS,\u00a0518<\/strong>, 432-436 (2009)
\nDOI: https:\/\/doi.org\/10.1016\/j.tsf.2009.07.002<\/a><\/p>\n

[11] Excitation intensity dependence of power-law blinking statistics in nanocrystal quantum dots<\/strong>
\nK. Goushi<\/u><\/strong>, T. Yamada, and A. Otomo
\nJOURNAL OF PHYSICAL CHEMISTRY C,\u00a0113<\/strong>, 20161-20168 (2009)
\nDOI: https:\/\/doi.org\/10.1021\/jp811448k<\/a><\/p>\n

[10] Time-correlated single photon counting and optical measurement systems for studying single fluorescent emitters under high vacuum conditions<\/strong>
\nT. Yamada,\u00a0K. Goushi<\/u><\/strong>, and A. Otomo
\nTHIN SOLID FILMS,\u00a0517<\/strong>, 1507-1511 (2008)
\nDOI: https:\/\/doi.org\/10.1016\/j.tsf.2008.09.029<\/a><\/p>\n

[9] Charge-carrier injection characteristics at organic\/organic heterojunction interfaces in organic light-emitting diodes<\/strong>
\nToshinori Matsushima; Kenichi Goushi<\/u><\/strong>; Chihaya Adachi
\nChem. Phys. Lett.<\/i>,\u00a0435<\/strong>, 327 – 330, 2007
\nDOI:\u00a0https:\/\/doi.org\/10.1016\/j.cplett.2007.01.010<\/a><\/p>\n

[8] Spin-relaxation Process of Excited Triplet States of Ir(ppy)3<\/strong>
\nKenichi Goushi<\/u><\/strong>; Jason Brooks; Julie. J. Brown; Hiroyuki Sasabe; Chihaya Adachi
\nJ. Photopolym. Sci. Technol.<\/i>,\u00a019<\/strong>, 181 – 186, 2006
\nDOI:\u00a0https:\/\/doi.org\/10.2494\/photopolymer.19.181<\/a><\/p>\n

[7] Phosphorescence Decay Mechanism of Ir(ppy)3 in a Solid Matrix<\/strong>
\nKenichi Goushi<\/u><\/strong>; Hiroyuki Sasabe; Chihaya Adachi
\nJ. Photopolym. Sci. Technol.<\/i>,\u00a018<\/strong>, 47 – 50, 2005
\nDOI:\u00a0https:\/\/doi.org\/10.2494\/photopolymer.18.47<\/a><\/p>\n

[6] 100% fluorescence efficiency of 4,4\u2019-bis[(N-carbazole)styryl]biphenyl in a solid film and the very low amplified spontaneous emission threshold<\/strong>
\nT. Aimono; Y. Kawamura; K. Goushi<\/u><\/strong>; H. Yamamoto; H. Sasabe; C. Adachi
\nAppl. Phys. Lett.<\/i>,\u00a086<\/strong>, 071110, 2005
\nDOI:\u00a0https:\/\/doi.org\/10.1063\/1.1867555<\/a><\/p>\n

[5] 100% phosphorescence quantum efficiency of Ir(III) complexes in organic semiconductor films<\/strong>
\nY. Kawamura; K. Goushi<\/u><\/strong>; J. Brooks; J. J. Brown; H. Sasabe; C. Adachi
\nAppl. Phys. Lett.<\/i>,\u00a086<\/strong>, 071104, 2005
\nDOI:\u00a0https:\/\/doi.org\/10.1063\/1.1862777<\/a><\/p>\n

[4] Unusual Phosphorescence Characteristics of Ir(ppy)3 in a Solid Matrix at Low Temperatures<\/strong>
\nK. Goushi<\/u><\/strong>; Y. Kawamura; H. Sasabe; C. Adachi
\nJpn. J. Appl. Phys. Part II<\/i>,\u00a043<\/strong>, L937 – 939, 2004
\nDOI:\u00a0https:\/\/doi.org\/10.1143\/JJAP.43.L937<\/a><\/p>\n

[3] Triplet exciton confinement and unconfinement by adjacent hole-transport layers<\/strong>
\nK. Goushi<\/u><\/strong>; R. Kwong; J. J. Brown; H. Sasabe; C. Adachi
\nJ. Appl. Phys.<\/i>,\u00a095<\/strong>, 7798 – 7802, 2004
\nDOI:\u00a0https:\/\/doi.org\/10.1063\/1.1751232<\/a><\/p>\n

[2] Ultraviolet amplified spontaneous emission from thin films of 4,4\u2019-bis(9-carbazolyl)-2,2\u2019- biphenyl and the derivatives<\/strong>
\nY. Kawamura; H. Yamamoto; K. Goushi<\/u><\/strong>; H. Sasabe; H. Yoshizaki; C. Adachi
\nAppl. Phys. Lett.<\/i>,\u00a084<\/strong>, 2724 – 2726, 2004
\nDOI:\u00a0https:\/\/doi.org\/10.1063\/1.1695091<\/a><\/p>\n

[1] High-Efficiency Organic Electrophosphorescent Diodes Using 1, 3, 5-Triazine Electron Transport Materials<\/strong>
\nH. Inomata; K. Goushi<\/u><\/strong>; T. Masuko; T. Konno; T. Imai; H. Sasabe; J. J. Brown; C. Adachi
\nChem. Mat.<\/i>,\u00a016<\/strong>, 1285 – 1291, 2004
\nDOI:\u00a0https:\/\/doi.org\/10.1021\/cm034689t<\/a><\/p>\n

 <\/p>\n

\n
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