学位

• 工学博士(東京農工大学)

経歴

学歴

受賞

• 第103回日本化学会春季年会 学生講演賞
• 2023 Pioneering Investigator in Chemical Communications
• 2023 Early-Career and Emerging Researcher in The Journal of Physical Chemistry
• 平成31年度科学技術分野の文部科学大臣表彰 若手科学者賞
• 2018 Emerging Investigator in Journal of Materials Chemistry C
• 光化学協会奨励賞
• 日本化学会進歩賞
• 日本化学会第95回春季年会優秀講演賞（学術）
• 日本化学会第95回春季年会若い世代の特別講演会
• 2013年度化学･生物素材研究開発奨励賞
• 第2回新化学技術研究奨励賞
• 2010年度(秋季)応用物理学会講演奨励賞
• 日本化学会第90回春季年会講演奨励賞（産業）
• 日本化学会第90回春季年会優秀講演賞（学術）
• Pan-Pacific Imaging Conference '08コニカミノルタ研究奨励賞
• 日本化学会第86回春季年会講演奨励賞（産業）

その他

論文

• Deciphering carbon–sulfur rotational distribution in a crystalline host for enhanced red persistent organic phosphorescence [DOI] [Othres link]
• Symmetry-Breaking Triplet Excited State Enhances Red Afterglow Enabling Ubiquitous Afterglow Readout [DOI] [Scopus] [Scopus]
• High‐Resolution Afterglow Patterning Using Cooperative Vapo‐ and Photo‐Stimulation [DOI] [Othres link] [Scopus] [Scopus]
• Continuous Condensed Triplet Accumulation for Irradiance‐Induced Anticounterfeit Afterglow [DOI] [Othres link]
• Photoinduced Triplet Depletion Allowing Higher-Resolution Afterglow [DOI]
• Förster resonance energy transfer involving the triplet state [DOI]
• Role of Carbonyl Distortions Facilitating Persistent Room-Temperature Phosphorescence [DOI]
• Selective Triplet-Singlet Förster-Resonance Energy Transfer for Bright Red Afterglow Emission [DOI]
• Enhanced Red Persistent Room-Temperature Phosphorescence Induced by Orthogonal Structure Disruption during Electronic Relaxation [DOI]
• Editorial: Metal-Free Room-Temperature Phosphorescence [DOI]
• A Rational Key of Triplet Afterglow Sensitizer Allowing Bright Long-Wavelength Afterglow Room-Temperature Emission [DOI]
• Molecular physics of persistent room-temperature phosphorescence and long-lived triplet excitons [DOI]
• Thermo-Reversible Persistent Phosphorescence Modulation Reveals the Large Contribution Made by Rigidity to the Suppression of Endothermic Intermolecular Triplet Quenching [DOI]
• 高輝度長寿命室温りん光の高解像空間変調媒体への応用
• Key of Suppressed Triplet Nonradiative Transition-Dependent Chemical Backbone for Spatial Self-Tunable Afterglow [DOI]
• Vibrational Radiationless Transition from Triplet States of Chromophores at Room Temperature [DOI]
• Chiral Approach to Investigate Mechanism of Highly Efficient Thermally Activated Delayed Fluorescence [DOI] [Othres link]
• Phosphorescence Quenching of Heavy-Atom-Free Dopant Chromophores Triggered by Thermally Activated Triplet Exciton Diffusion of a Conjugated Crystalline Host [DOI] [Web of Scientce]
• The Substituent-Induced Symmetry-Forbidden Electronic Transition Allows Significant Optical Limiting under Weak Sky-Blue Irradiance [DOI] [Web of Scientce]
• Energy localization vs. charge funneling in aggregates of CsPbBr(3 )perovskite nanocrystals [DOI] [Web of Scientce]
• Highly Efficient Persistent Room‐Temperature Phosphorescence from Heavy Atom‐Free Molecules Triggered by Hidden Long Phosphorescent Antenna [DOI]
• Effect of the Tris(trimethylsilyl)silyl Group on the Fluorescence and Triplet Yields of Oligothiophenes [DOI] [Web of Scientce]
• Single-particle electroluminescence of CsPbBr3 perovskite nanocrystals reveals particle-selective recombination and blinking as key efficiency factors [DOI] [Web of Scientce]
• Roles of Localized Electronic Structures caused by π Degeneracy due to Highly Symmetric Heavy Atom-Free Conjugated Molecular Crystals Leading to Efficient Persistent Room-Temperature Phosphorescence [DOI] [Web of Scientce]
• Suppressed Triplet Exciton Diffusion Due to Small Orbital Overlap as a Key Design Factor for Ultralong‐Lived Room‐Temperature Phosphorescence in Molecular Crystals [DOI] [Web of Scientce]
• A colorless semi-aromatic polyimide derived from a sterically hindered bromine-substituted dianhydride exhibiting dual fluorescence and phosphorescence emission [DOI] [Web of Scientce]
• Stark Effect and Environment-Induced Modulation of Emission in Single Halide Perovskite Nanocrystals [DOI] [Web of Scientce]
• Wavelength-Tunable Band-Edge Photoluminescence of Nonstoichiometric Ag–In–S Nanoparticles via Ga3+ Doping [DOI] [Web of Scientce]
• Efficient triplet-triplet annihilation upconversion in binary crystalline solids fabricated via solution casting and operated in air (vol 4, pg 83, 2017) [DOI] [Web of Scientce]
• Ultralong-lived room temperature triplet excitons: molecular persistent room temperature phosphorescence and nonlinear optical characteristics with continuous irradiation [DOI] [Web of Scientce]
• Identification of Short- and Long-Wavelength Emitting Chlorophylls in Cyanobacterial Photosystem I by Plasmon-Enhanced Single-Particle Spectroscopy at Room Temperature [DOI] [Web of Scientce]
• Intrinsic Analysis of Radiative and Room-Temperature Nonradiative Processes Based on Triplet State Intramolecular Vibrations of Heavy Atom-Free Conjugated Molecules toward Efficient Persistent Room-Temperature Phosphorescence [DOI] [Web of Scientce]
• Narrow band-edge photoluminescence from AgInS2 semiconductor nanoparticles by the formation of amorphous III–VI semiconductor shells [DOI] [Web of Scientce]
• Large refractive index variations induced by accumulating triplet excitons under photoexcitation at low power [DOI] [Web of Scientce]
• Excited State Behavior of Single Strand and Bulk P3HT in Contact with a Au-Nanowire Array [DOI] [Web of Scientce]
• Intrachain Aggregates as the Origin of Green Emission in Polyfluorene Studied on Ensemble and Single-Chain Level [DOI] [Web of Scientce]
• Single-molecule studies beyond optical imaging: Multi-parameter single-molecule spectroscopy [DOI] [Web of Scientce]
• Macrocyclic poly(p-phenylenevinylene)s by ring expansion metathesis polymerisation and their characterisation by single-molecule spectroscopy [DOI] [Web of Scientce]
• Plasmon Enhancement of Triplet Exciton Diffusion Revealed by Nanoscale Imaging of Photochemical Fluorescence Upconversion [DOI] [Web of Scientce]
• Recent Advances in Materials with Room-Temperature Phosphorescence: Photophysics for Triplet Exciton Stabilization [DOI] [Web of Scientce]
• Large Reverse Saturable Absorption at the Sunlight Power Level Using the Ultralong Lifetime of Triplet Excitons [DOI] [Web of Scientce]
• Nanoscale triplet exciton diffusion via imaging of up-conversion emission from single hybrid nanoparticles in molecular crystals [DOI] [Web of Scientce]
• White Afterglow Room-Temperature Emission from an Isolated Single Aromatic Unit under Ambient Condition [DOI] [Web of Scientce]
• Influence of Zn on the photoluminescence of colloidal (AgIn)(x)Zn2(1-x) S-2 nanocrystals [DOI] [Web of Scientce]
• 超剛直有機媒体による芳香族分子の励起子蓄積機能を利用した光機能性材料 [DOI] [CiNii Research (CiNii Articles)]
• Efficient triplet-triplet annihilation upconversion in binary crystalline solids fabricated: Via solution casting and operated in air [DOI]
• Selective turn-on and modulation of resonant energy transfer in single plasmonic hybrid nanostructures [DOI] [Web of Scientce]
• Efficient triplet-triplet annihilation upconversion in binary crystalline solids fabricated via solution casting and operated in air [DOI] [Web of Scientce]
• 分子性室温りん光と三重項の光物理化学
• Circularly Polarized Persistent Room-Temperature Phosphorescence from Metal-Free Chiral Aromatics in Air [DOI] [Web of Scientce]
• Large Transmittance Change Induced by Exciton Accumulation under Weak Continuous Photoexcitation [DOI] [Web of Scientce]
• Single-particle spectroscopy of I-III-VI semiconductor nanocrystals: spectral diffusion and suppression of blinking by two-color excitation [DOI] [Web of Scientce]
• Photoreversible On-Off Recording of Persistent Room-Temperature Phosphorescence [DOI] [Web of Scientce]
• Super-resolution localization microscopy reveals nanoscale dynamics of polymers and soft matter [Scopus] [Scopus]
• Material degradation of liquid organic semiconductors analyzed by nuclear magnetic resonance spectroscopy [DOI] [Web of Scientce]
• Position-Dependent Three-Dimensional Diffusion in Nematic Liquid Crystal Monitored by Single-Particle Fluorescence Localization and Tracking [DOI] [Web of Scientce]
• Highly efficient blue electroluminescence based on thermally activated delayed fluorescence [DOI] [Web of Scientce]
• Meta-linking strategy for thermally activated delayed fluorescence emitters with a small singlet-triplet energy gap [DOI]
• Long-lived Triplet Excitons Allowed by Intermolecular Hydrogen Bonding in Amorphous Matrix [DOI] [Web of Scientce]
• Thermally activated delayed fluorescence with circularly polarized luminescence characteristics [DOI] [Web of Scientce]
• Large reverse saturable absorption under weak continuous incoherent light [DOI] [Web of Scientce]
• Circularly polarized luminescence from individual microstructures of conjugated polymer aggregates with solvent-induced chirality [DOI] [Web of Scientce]
• Single-molecule electroluminescence and photoluminescence of polyfluorene unveils the photophysics behind the green emission band [DOI] [Web of Scientce]
• Bacteriochlorophyll Aggregates Self-Assembled on Functionalized Gold Nanorod Cores as Mimics of Photosynthetic Chlorosomal Antennae: A Single Molecule Study [DOI] [Web of Scientce]
• Relationship between room temperature phosphorescence and deuteration position in a purely aromatic compound [DOI] [Web of Scientce]
• Mechanical Manipulation of Photophysical Properties of Single Conjugated Polymer Nanoparticles [DOI] [Web of Scientce]
• Efficient Persistent Room Temperature Phosphorescence in Organic Amorphous Materials under Ambient Conditions [DOI] [Web of Scientce]
• Reversible Thermal Recording Media Using Time-Dependent Persistent Room Temperature Phosphorescence [DOI] [Web of Scientce]
• Energy Transfer: Thermoresponsive Persistent Phosphorescent Color Change Using Efficient Thermally Activated Reverse Energy Transfer with a Large Energy Difference (Advanced Optical Materials 4/2013) [DOI]
• Thermoresponsive Persistent Phosphorescent Color Change Using Efficient Thermally Activated Reverse Energy Transfer with a Large Energy Difference [DOI] [Web of Scientce]
• 常温大気中で高効率蓄光機能を示す有機材料 [DOI] [Web of Scientce]
• Reversible Coloration Enhanced by Electrochemical Deposition of an Ultrathin Zinc Layer onto an Anodic Nanoporous Alumina Layer [DOI] [Web of Scientce]
• Uniform and refreshable liquid electroluminescent device with a back side reservoir [DOI] [Web of Scientce]
• Liquid Carbazole Substituted with a Poly(ethylene oxide) Group and Its Application for Liquid Organic Light-emitting Diodes [DOI] [Web of Scientce]
• Design of Efficient Thermally Activated Delayed Fluorescence Materials for Pure Blue Organic Light Emitting Diodes [DOI] [Web of Scientce]
• Improved Device Lifetime of Organic Light Emitting Diodes with an Electrochemically Stable pi-Conjugated Liquid Host in the Liquid Emitting Layer [DOI] [Web of Scientce]
• Self-refreshable lighting device using liquid oled material [DOI]
• MICROFLUIDIC ORGANIC LIGHT EMITTING DIODE (OLED) USING LIQUID ORGANIC SEMICONDUCTORS [Web of Scientce]
• Improvement of Electroluminescence Performance of Organic Light-Emitting Diodes with a Liquid-Emitting Layer by Introduction of Electrolyte and a Hole-Blocking Layer [DOI] [Web of Scientce]
• Enhanced figure of merit of a porous thin film of bismuth antimony telluride [DOI] [Web of Scientce]
• Investigation of Quenching Mechanism in Thermoreversible Fluorescent Recording Materials of Fluorescence Using Thermochromic Fluorescence Resonance Energy Transfer [DOI] [Web of Scientce]
• 高輝度有機蓄光材料と感熱型蓄光記録素子の開発
• Reversible Fluorescent On-Off Recording in a Highly Transparent Polymeric Material Utilizing Fluorescent Resonance Energy Transfer (FRET) Induced by Heat Treatment [DOI] [Web of Scientce]
• Reversible thermoresponsive on-off recording of fluorescence and long lived room temperature phosphorescence in organic materials /Next-generation advanced materials for security technology
• Reversible thermoresponsive recording of fluorescent images (TRF) [DOI] [Web of Scientce]

その他業績

• ホストゲスト有機分子結晶からの 高輝度室温りん光と高解像アフターグロー [ResearchMap]
• 明るい環境下でも視認可能な高輝度蓄光分子
• 高解像蓄光イメージングを可能にする高輝度長寿命室温りん光分子
• π凝集系分子材料の三重項励起子と室温長寿命りん光のサイエンス [Web of Scientce]
• 超剛直有機媒体による芳香族分子の励起子蓄積機能を利用した光機能性材料
• High-throughput virtual screening [DOI] [Web of Scientce]
• 明るい環境でより鮮やかに着色する有機材料の開発 [CiNii Research (CiNii Articles)] [CiNii Books] [Othres link]
• 室温長寿命励起子を利用した光機能材料の創製
• 非点収差を用いた高分子の三次元ダイナミックス評価
• 長い励起状態を利用した光機能性材料 [CiNii Research (CiNii Articles)] [CiNii Books] [Othres link]
• Degradation of liquid organic semiconductors analyzed by nuclear magnetic resonance
• 背面貯蔵型液体ELデバイス [J-GLOBAL]
• 液体有機半導体における材料劣化のNMR解析
• Material degradations in liquid organic semiconductors analyzed by solution NMR
• 温度によって変化する長寿命燐光の発光色 : 熱励起による分子間三重項エネルギー移動 [CiNii Research (CiNii Articles)] [CiNii Books]
• NMRによる有機EL分子の配向および劣化解析 [J-GLOBAL] [Othres link]
• NMRによる液体有機半導体の劣化解析 [J-GLOBAL] [Othres link]
• MNM-4A-5 陽極酸化アルミナを用いたナノポーラス熱電半導体の生成(セッション 4A ナノ材料と熱工学) [CiNii Research (CiNii Articles)] [CiNii Books]
• 常温大気中で高輝度長寿命の有機蓄光機能の発現させるための材料のデザインルール [CiNii Research (CiNii Articles)] [CiNii Books] [Othres link]
• 【96】常温有機蓄光体の開発とデバイスへの応用展開
• 【67】熱による有機化合物の凝集変化を利用した蛍光や蓄光情報の可逆的なOn-Off 記録特性
• 【64】Reversible thermoresponsive on-off recording of strong long lived room temperature phosphorescence in organic materials under atmosphere
• 【59】感熱記録による有機材料の常温蓄光機能および蛍光機能のOn-Off制御
• 感熱型蛍光記録材料
• 感熱型蛍光記録材料
• Migration-proof membrane circuits for fine-pitch connector

講演・口頭発表等

• High-Resolution Afterglow Modulation Using Efficient Persistent Room-Temperature Phosphorescence Materials [ResearchMap]
• Photoinduced Triplet Depletion Allowing Higher-Resolution Afterglow [ResearchMap]
• Challenge to improve the brightness of persistent room temperature phosphorescence for high-resolution autofluorescence-free imaging [ResearchMap]
• Photoinduced Triplet Depletion Allowing Higher-Resolution Afterglow
• High-resolution afterglow imaging using efficient long-lived room-temperature phosphorescence
• 協働刺激による高スピードアフターグロー光パターニングと 高解像アフターグロー読み出し
• High-resolution afterglow patterning using cooperative vapo- and photo-chemical reactions
• 高輝度アフターグロー発光に向けた高濃度三重項蓄積挙動
• Role of molecular vibrations and distortions facilitating persistent room-temperature phosphorescence
• Symmetry-breaking triplet excited state allowing enhanced red afterglow room-temperature phosphorescence [ResearchMap]
• 絶縁高分子中における有機分子の三重項失活挙動の考察 [ResearchMap] [ResearchMap] [ResearchMap]
• 長寿命室温りん光の高解像化を可能とする光誘起三重項消滅機構の研究 [ResearchMap] [ResearchMap] [ResearchMap]
• Excited state science of N-fused ring allowing selective and efficient triplet-singlet resonance energy transfer for bright red afterglow emission [ResearchMap] [ResearchMap] [ResearchMap]
• 計算科学を活用した戦略的長波長長寿命室温りん光材料の開発 [ResearchMap] [ResearchMap]
• 分子固体ホストの相状態の違いを利用した分子間熱活性三重項消光因子の考察 [ResearchMap] [ResearchMap] [ResearchMap]
• Key factor facilitating triplet-singlet resonance energy transfer for efficient red afterglow emission [ResearchMap] [ResearchMap] [ResearchMap]
• 蓄光ナノイメージングを可能にする高輝度残光型室温りん光分子の開発 [ResearchMap] [ResearchMap] [ResearchMap]
• 実験と理論の協働によるπ共役系凝集体における三重項失活メカニズムの考察
• ドナーアクセプター直交型キラル分子を利用した高効率熱活性化遅延蛍光発生要因の考察
• Highly Efficient Persistent Room Temperature Phosphorescence From Heavy Atom Free Molecules Triggered By Hidden Long Phosphorescent Antenna
• The effect of the lowest singlet excited state lifetime on up-conversion emission via stepwise two-photon absorption
• 高次励起状態の電子構造制御による高輝度且つ高効率な長寿命室温りん光の抽出
• Intrinsic analysis of transition processes from the lowest excited triplet state of heavy atom-free molecules with persistent room-temperature phosphorescence
• 置換基誘起の対称禁制遷移分子を用いた弱連続青色光下での大きな光制限効果
• Intrinsic analysis of transition processes from the lowest excited triplet state of heavy atom-free conjugated molecular crystals with persistent room temperature phosphorescence
• Donor-acceptor molecules showing photon upconversion emission by stepwise two photon absorption
• 分散系および凝集系における重原子フリー分子の三重項励起状態
• Analysis of Triplet State in Conjugated Molecular Crystals toward Persistent Room Temperature Phosphorescence from Soft Crystals
• Exciton management for unique molecular emission characteristics
• Molecular Materials with Ultralong-Lived Room Temperature Triplet Excitons
• 高効率分子蓄光に向けた三重項からの輻射と非輻射過程の解析
• 遷移双極子が小さい光学活性分子材料：円偏光遅延蛍光と円偏光室温蓄光
• 分散系共役分子および凝集系共役分子結晶の室温長寿命三重項励起子のサイエンスと機能
• Intrinsic analysis of radiative process, intramolecular vibrational room-temperature nonradiative process, and quenching process from triplet state for heavy atom-free conjugated structures
• Intrinsic Analysis between Radiative Process and Room-Temperature Nonradiative Process based on Intramolecular Vibrations from Triplet State of Heavy Atom-free Aromatics toward Efficient Persistent Room-temperature Phosphorescence
• Molecular Materials with Ultralong-lived Room-temperature Triplet Excitons
• 振動状態を考慮に入れたスピン禁制から見えてくる共役分子の三重項からの輻射・非輻射過程の本質
• 分子発光材料の設計指針と現状
• Photofunctional materials using long-lived room-temperature triplet excitons
• Extraction of Unique Emission and Absorption Characteristics by Stabilization of Triplet Excitons
• 励起三重項を経由したルミネッセンスの科学と応用
• White afterglow room temperature emission from isolated aromatic unit in air
• 非共役系有機媒体の超剛直性を利用した芳香族分子の新規光機能
• Large reverse saturable absorption under weak continuous incoherent light
• スーパーハードな環境下での芳香族化合物からの新規光機能の開拓
• Large reverse saturable absorption under weak continuous incoherent light
• 室温長寿命励起子を用いた光機能性材料の開発
• 室温長寿命励起子を利用した非コヒーレント光に応答する非線形吸収材料の開発
• Novel organic emitting materials for electronics and optics applications
• Improvement of electroluminescence performance of organic light emitting diodes with a liquid emitting layer

書籍等出版物

• Single-Molecule Level Study and Control of Collective Photosynergetic Responses in Molecules and Molecular Aggregates; Photoresponse in Molecular Complexes and Related Systems
• 環状高分子の合成と機能発現
• 先端有機半導体デバイス―基礎からデバイス物性まで
• 光化学の事典
• 導電性ポリマー材の高機能化と用途開発最前線
• 有機光半導体デバイスの物性
• CSJ Current Review 07, 高分子と光が織りなす新機能・新物性

作品等

共同研究・競争的資金等の研究課題

• 生体内の高解像蓄光イメージング技術の創生(フェーズ2)
• りん光増強分子フレキシブル要素の抽出と赤色長寿命室温りん光への応用
• 分子固体の室温での三重項失活速度の推定法の確立
• 生体内の高解像蓄光イメージング技術の創生(フェーズ1)
• 超解像蓄光イメージングの実現と分子励起サイエンス
• 残光機能や散乱機能を可逆的に制御可能なソフトクリスタルの構築
• 先進的な発光特性を示す材料に関する研究
• 高次励起状態から発光する分子設計と光エネルギー材料への応用
• 化合物半導体ナノ粒子の光物性評価
• ソフトキラル分子結晶による刺激応答性室温円偏光蓄光材料の創生
• 従来の分子光励起応答の制約を打破する革新的な分子励起サイエンスに関する研究
• 高発光量子収率と高2色性を示す円偏光発光型熱活性化遅延蛍光材料の開発と高性能表示素子への応用
• 先進的有機機能性材料に関する研究
• 振動子強度ゼロのキラル分子の円偏光発光サイエンスとEL素子への応用
• 分子集団の協同的光応答の分子レベル解明および動的制御
• 先進的有機機能性材料に関する研究
• 非晶材料中における分子運動性と三重項励起子の寿命の関係に関する研究
• 大きな円偏光機能と発光量子収率を両立する遅延蛍光分子の創製
• 10秒を超える室温長寿命励起子による非コヒーレント光応答型非線形吸収材料の構築
• ナノ空間場を用いた10 mW/cm2で最大効率を示すフォトンアップコンバージョン材料への挑戦
• 10 mW/cm2以下の非コヒーレント光照射で大きな非線形吸収を示す材料への挑戦
• 低パワーの非コヒーレント光による高効率エネルギーアップコンバージョン
• 明るい環境でより鮮やかに着色する有機材料の開発
• 生体内の高コントラスト動的イメージングにむけた時間分解発光ラベルの開発
• メタルフリーの低閾値非線形吸収材料の開発
• 低パワーの非コヒーレント光に応答する非線形吸収材料の開発
• 高効率光電変換半導体ゲルの創製と伸縮性太陽電池への挑戦
• 低パワー非コヒーレント光による有機非線形吸収の実現と調光材料への応用

メディア報道

産業財産権

所属学協会

• 日本化学会
• 応用物理学会
• 光化学協会
• 高分子学会
• アメリカ化学会

委員歴

担当経験のある科目

• 物理化学II
• 物理化学II
• 基礎物理化学
• 基礎物理化学
• 現代有機化学論
• 現代有機化学論
• サステーナビリティー化学
• サステーナビリティー化学
• 現代化学
• 化学生命工学実験第一
• 化学生命工学実験第一
• 化学生命工学実験第一
• 固体物性化学特論
• 固体物性化学特論
• 現代化学
• 現代化学

社会貢献活動

• 2022年光化学討論会 男女共同参画・若手研究者交流ランチョンシンポジウム

学術貢献活動