Division of Materials Science, Nara Institute of Science and Technology Photonic and Reactive Molecular Science Laboratory

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Archivement

2021
  • Hiromu Kubo, Takashi Hirose, Takuya Nakashima, Tsuyoshi Kawai, Jun-ya Hasegawa, Kenji Matsuda
    Tuning Transition Electric and Magnetic Dipole Moments: [7]Helicenes Showing Intense Circularly Polarized Luminescence
    THE JOURNAL OF PHYSICAL CHEMISTRY, 5 Jan, 686-695 (2021)
2020
  • Mihoko Yamada, Chigusa Goto, Hiroyo Aoki, Yoshiyuki Nonoguchi, Tsuyoshi Kawai
    Curved aromatic corannulene as an efficient enhancer for n-type thermoelectric single-walled carbon nanotubes
    J. Mater. Chem. A, 8, 22969-22973 (2020)
  • Yan Bing Tan, Yoshinori Okayasu, Shohei Katao, Yoshiko Nishikawa, Fumio Asanoma, Mihoko Yamada, Junpei Yuasa, and Tsuyoshi Kawai
    Visible Circularly Polarized Luminescence of Octanuclear Circular Eu(III) Helicate
    J. Am. Chem. Soc., 142, 17653–17661 (2020)
  • Yan Bing Tan, Mihoko Yamada, Shohei Katao, Yoshiko Nishikawa, Fumio Asanoma, Junpei Yuasa, and Tsuyoshi Kawai
    Self-assembled Tetranuclear EuIII Complexes with D2- and C2h-Symmetrical Square Scaffold
    Inorg. Chem., 59, 12867–12875 (2020)
  • Tatsuhiro Nagasaka, Hikaru Sotome, Soichiro Morikawa, Lucas Martinez Uriarte, Michel Sliwa, Tsuyoshi Kawai, Hiroshi Miyasaka
    Restriction of the conrotatory motion in photo-induced 6π electrocyclic reaction: formation of the excited state of the closed-ring isomer in the cyclization
    RSC Advances10,20038-20045 (2020)
  • H. Yoshida, M. Ehara, U. D. Priyakumar. T. Kawai, T. Nakashima
    Enantioseparation and Chiral Induction in Ag29 Nanoclusters with Intrinsic Chirality
    Chem. Sci., 11, 2394-2400 (2020)
  • R. Asato, C. J. Martin, J. P. D. C. Calupitan, R. Mizutsu, T. Nakashima, G. Okada, N. Kawaguchi, T. Yanagida, T. Kawai
    Photosynergetic Amplification of Radiation Input: from Efficient UV Induced Cycloreversion to Sensitive X-ray Detection
    Chem. Sci., 11, 2504-2510 (2020)
  • S. Tsunega, R.-H. JIn, T. Nakashima, T. Kawai
    Transfer of Chiral Information from Sillica to Photolunimescenes: Simple Approach Accessing Circularly Polarized Luminescent Systems
    ChemPlusChem, 85, 616-626 (2020)
  • T. Nakashima, K. Shigekawa, S. Katao, F. Asanoma, T. Kawai
    Solvation of Quantum Dots in 1-Alkyl-1-methylpyrrolidinium Ionic Liquids: toward Stably Luminescent Composites
    Sci. Technol. Adv. Mater., 21, 187-194 (2020)
  • H. Yoshida, J. Kumar, M. Ehara, Y. Okajima, F. Asaoma, T. Kawai, T. Nakashima
    Impact of Enantiomeric Ligand Composition on the Photophysical Properties of Chiral Ag29 Nanoclusters
    Bull. Chem. Soc. Jpn., 93, 10.1246/bcsj.20200089 (2020)
2019
  • M. Louis, R. Sethy, J. Kumar, S. Katao, R. Guillot, T. Nakashima, C. Allain, T. Kawai, R. Métivier
    Mechano-Responsive Circularly Polarized Luminescence of Organic Solid-State Chiral Emitters
    Chem. Sci., 10, 843-847 (2019)
  • W. Chiang,, Y. Iihara, W. Li, C.Hsieh, S. Lo, C. Goto, A. Tani, T. Kawai, Y. Nonoguchi
    Enhanced Thermoelectric Properties of Boron-substituted Single-walled Carbon Nanotube Films.
    ACS Appl. Mater. Interfaces, 11, 7235-7241 (2019)
  • S. Yonezawa, R. Sethy, G. Fukuhara, T. Kawai, T. Nakashima
    Pressure-Dependent Guest Binding and Release on a Supramolecular Polymer
    Chem. Commun., 55, 5793-5796 (2019)
  • J. P. D. C. Calupitan, O. Galangau, T. Nakashima, T. Kawai, G. Rapenne
    Photochromic Diarylethenes Designed for Surface Deposition: From Self-Assembled Monolayers to Single Molecules
    ChemPlusChem, 84, 564-577 (2019)
  • R. Mizutsu, R. Asato, C. J. Martin, M. Yamada, Y. Nishikawa, S. Katao, M. Yamada, T. Nakashima, T. Kawai
    Photo-Lewis Acid Generator Based on Radical-Free 6-pai Photo-Cyclization Reaction
    J. Am. Chem. Soc., 141, 20043-20047 (2019)
  • D. Asthana, S. Hisamitsu, M. Morikawa, P. Duan, T. Nakashima, T. Kawai, N. Yanai, N. Kimizuka
    Aqueous Photon Upconversion by Anionic Acceptors Self-Assembled on Cationic Bilayer Membranes with a Long Triplet Lifetime
    Org. Mater., 1, 043-049 (2019)
2018
  • Y. Nonoguchi, A. Tani, T. Murayama, H. Uchida, T. Kawai
    Surfactant-driven Amphoteric Doping of Carbon Nanotubes
    Chem. Asian J.
    ,, 13, 3942-3946 (2018)
  • C. Martin, M. Minamide, J. Calupitan, R. Asato, J. Kuno, T. Nakashima, G. Rapenne, T. Kawai
    Terarylenes as Photoactivatable Hydride Donors
    J. Org. Chem., 83,13700-13706 (2018)
  • J. Kuno, Y. Imamura, M. Katouda, M. Tashiro, T. Kawai, T. Nakashima
    Inversion of Optical Activity in the Synthesis of Mercury Sulfide Nanoparticles : Role of Ligand Coordination
    Angew. Chem. Int. Ed., 57, 12022-12026 (2018)
  • Y. Nonoguchi, D. Sato, T. Kawai
    Crystallinity-Dependent Thermoelectric Properties of a Two-Dimensional Coordination Polymer : Ni-3 (2,3,6,7,10,11-hexaiminotriphenylene) (2)
    Polymers, 10, 962 (2018)
  • Y. Nonoguchi, A. Takata, C. Goto, T. Kitano, T. Kawai
    Thickness-dependent thermoelectric power factor of polymer-functionalized semiconducting carbon nanotube thin films
    Sci. Tech. Adv. Mater., 19, 581-587 (2018)
  • Y. Imai, Y. Nakano, T. Kawai, J. Yuasa
    A smart Sensing method for Object Identification Circularly Polarized Luminescence from Coordination-Driven Self-Assembly
    Angew. Chem. Int. Ed., 57, 8973-8978 (2018)
  • J. Kuno, Y. Imamura, M. Katouda, M. Tashiro, T. Kawai, T. Nakashima
    Inversion of Optical Activity in the Synthesis of Mercury Sulfide Nanoparticles: Role of Ligand Coordination
    Angew. Chem. Int. Ed., 57, 12022-12026 (2018)
  • R. Sethy, R. Métivier, A. Brosseau, T. Kawai, T. Nakashima
    Impact of Optical Purity on Light Harvesting Property in Supramolecular Nanofibers
    J. Phys. Chem. Lett., 9, 4516-4521 (2018)
  • Y. Hashimoto, T. Nakashima, J. Kuno, M. Yamada, T. Kawai
    Dynamic Modulation of Circularly Polarized Luminescence in Photoresponsive Assemblies
    ChemNanoMat, 4, 815-820 (2018)
  • Y. Hashimoto, T. Nakashima, M. Yamada, J. Yuasa, G. Rapenne, T. Kawai
    Hierarchical Emergence and Dynamic Control of Chirality in a Photoresponsive Dinuclear Complex
    J. Phys. Chem. Lett., 9 2151-2157 (2018)
  • J. P. D. C. Calupitan, O. Guillermet, O. Galangau, M. Yengui, J. Echeverria, X. Bouju, T. Nakashima, G. Rapenne, R. Coratger, T. Kawai
    Adsorption of Terarylenes on Ag(111) and NaCl(001)/Ag(111): a Scanning Tunneling Microscopy and Density Functional Theory Study
    J. Phys. Chem. C, 122, 5978-5991 (2018)
  • M. Sugimoto, X.-L. Liu, S. Tsunega, E. Nakajima, S. Abe, T. Nakashima, T. Kawai, R.-H. Jin
    Circularly Polarized Luminescence Appeared from Complete Inorganic Materials Encapsulating Guest Lanthanide Oxides in Host Chiral Silica
    Chem. Eur. J., 24, 6519-6524 (2018)
  • T. Y. Bin, T. Kawai, J. Yuasa
    Ligand-to-Ligand Interactions Direct Formation of D2-Symmetrical Alternating Circular Helicate
    J. Am. Chem. Soc., 140, 3683-3689 (2018)
  • C. Martin, T. Nakashima, G. Rapenne, T. Kawai
    Recent Progress in Development of Photoacid Generators
    J. Photochem. Photobiol. C, 34, 41-51 (2018)
2017
  • R. Aoki, R. Toyoda, J. Koegel, R. Sakamoto, J. Kumar, Y. Kitagawa, K. Harano, T. Kawai, H. Nishihara
    Bis(dipyrrinato)zinc(II) Complex Chiroptical Wires: Exfoliation into Single Strands and Intensification of Circularly Polarized Luminescence
    J. Am. Chem. Soc., 139, 16024-16027 (2017)
  • J. Yuasa, T. Nakagawa, Y. Kita, A. Kaito, T. Kawai
    Photoactivatable Europium Luminescence Turn-On by Photo-Oxygenation of β-Diketone Having Pyrrole Rings
    Chem. Commun., 53, 6748–6751 (2017).
  • Y. Nonoguchi, S. Sudo, A. Tani, T. Murayama, Y. Nishiyama, R. M. Uda, T. Kawai
    Solvent Basicity Promotes the Hydride-mediated Electron Transfer Doping of Carbon Nanotubes
    Chem. Commun., 53, 10259-10262 (2017)
  • Y. Taniguchi, M. A. B. Sazali, Y. Kobayashi, N. Arai, T. Kawai, T. Nakashima
    Programmed Self-Assembly of Branched Nanocrystals with an Amphiphilic Surface Pattern
    ACS Nano, 11, 9312-9320 (2017)
  • R. Sethy, J. Kumar, R. Métivier, M. OLouis, K. Nakatani, N. M. T. Mecheri, A. Subhakumari. K. G. Thomas, T. Kawai, T. Nakashima
    Enantioselective Light Harvesting with Perylenediimide Guests on Self-Assembled Chiral Naphthalenediimide Nanofibers
    Angew. Chem. Int. Ed., 56, 15053-15057 (2017)
  • Y. Taniguchi, T. Takishita, Y. Kobayashi, N. Arai, T. Kawai, T. Nakashima
    Amphiphilic Self-assembly of Semiconductor Nanocrystals with Heterogeneous Compositions
    Europhys. Lett., 118, 68001 (2017)
  • J. Kuno, T. Kawai, T. Nakashima
    Effect of Suraface Ligands on the Optical Activity of Mercury Sulfide Nanoparticles
    Nanoscale, 9, 11590-11595 (2017)
  • M. Nakano, T. Nakashima, T. Kawai, Y. Nonoguchi
    Synergistic Impacts of Electrolyte Adsorption on the Thermoelectric Properties of Single-Walled Carbon Nanotubes
    Small, 13, 170084 (2017)
  • R. Li, T. Nakashima, T. Kawai
    Self-Contained Photoacid Generator for Super Acid Based on Photochromic Teraylene
    Chem. Commun., 53, 4339-4341 (2017)
  • J. P. D. C. Culpitan, O. Galangau, O. Guillermet, R. Coratger, T. Nakashima, G. Rapenne, T. Kawai
    Synthesis and Photochromism of Chloro and tert-Butyl Terarylenes Derivatives for Surface Deposition
    Eur. J. Org. Chem., 2451-2461 (2017)
  • Y. Nonoguchi, A. Tani, T. Ikeda, C. Goto, N. Tanifuji, R. M. Uda, T. Kawai
    Water-processable, Air-stable Organic Nanoparticle-Carbon Nanotube Nanocomposites Exhibiting n-type Thermoelectric Properties
    Small, 13, 1603420 (2017)
  • Y. Nonoguchi, F. Kamikonya, K. Ashiba, K. Ohashi, T. Kawai
    Air-stable n-Type Tellurium Nanowires Coordinated by Large Organic Salts
    Synth. Met., 225, 93-97 (2017)
  • P. Duan, D. Ashthana, T. Nakashima, T. Kawai, N. Yanai, N. Kimizuka
    All-or-None Switching of Photon Upconversion in Self-Assembled Organogel Systems
    Faraday Discuss., 196, 305-316 (2017)
  • R. Kanazawa, T. Nakashima, T. Kawai
    Photophysical Properties of a Terarylene Photoswitch with a Donor-Acceptor Conjugated Bridging Unit
    J. Phys. Chem. A, 121, 1638-1646 (2017)
  • J. Kumar, T. Kawa, T. Nakashima
    Circularly Polarized Luminescence in Chiral Silver Nanoclusters
    Chem. Commun., 53, 1269-1272 (2017)
2016
  • O. Galangau, S. Delbaere, N. Ratel-Ramond, G. Rapenne, R. Li, J. P. D. C. Calupitan, T. Nakashima, T. Kawai
    Dual Photochemical Bond Cleavage for a Diarylethene-Based Phototrigger Containing both Methanolic and Acetic Sources
    J. Org. Chem., 81, 11282-11290 (2016)
  • S. Iijima, T. Nakashima, T. Kawai
    Stereoselective photoreaction in P-stereogenic dithiazolylbenzo[b]phosphole chalcogenides
    New J. Chem., 40, 10048-10055 (2016)
  • R. Li, T. Nakashima, R. Kanazawa, O. Galangau, T. kawai
    Efficient Self-Contained Photoacid Generator System Based on Photochromic Terarylenes
    Chem. Eur. J., 22, 16250-16257 (2016)
  • J. Kumar, B. Marydasan, T. Nakashima, T. Kawai, J. Yuasa
    Chiral Supramolecular Polymerization Leading to Eye Differentiable Circular Polarization in Luminescence
    Chem. Commun., 52, 9885-9888 (2016)
  • W.-H. Chiang, C.-Y. Hsieh, S.-C. Lo, Y.-C. Chang, T. Kawai, Y. Nonoguchi
    C/BCN Core/Shell Nanotube Films with Improved Thermoelectric Properties
    Carbon, 109, 49–56 (2016).
  • Y. Nonoguchi, Y. Iihara, K. Ohashi, T. Murayama, T. Kawai
    Air-tolerant Fabrication and Enhanced Thermoelectric Performance of n-Type Single-walled Carbon Nanotubes Encapsulating 1,1'-Bis(diphenylphosphino)ferrocene
    Chem. Asian J., 11, 2423–2427 (2016).
  • Y. Taniguchi, K. Yasue, T. Kawai, T. Nakashima
    A Versatile Surface Design to Disperse Nanoparticles in Ionic Liquids and Organic Solvents
    Chem. Lett., 45, 898-900 (2016)
  • J. P. Calupitan, T. Nakashima, Y. Hashimoto, T. Kawai
    Fast and Efficient Oxidative Cycloreversion Reaction of a pai-Extended Photochromic Terarylene
    Chem. Eur. J., 22, 10002-10008 (2016)
  • Y. Uchida, T. Hirose, T. Nakashima, T. Kawai, K. Matsuda
    Synthesis and Photophysical Properties of a 13,13'-Bibenzo[b]perylenyl Derivative as a π-Extended 1,1'-Binaphthyl Analog
    Org. Lett., 18, 2118-2121 (2016)
  • Y. Nonoguchi, M. Nakano, T. Murayama, H. Hagino, S. Hama, K. Miyazaki, R. Matsubara, M. Nakamura, T. Kawai
    Simple Salt-coordinated n-Type Nanocarbon Materials Stable in Air
    Adv. Funct. Mater., 26, 3021-3028 (2016).
  • T. Katayama, S. Nakatsuka, H. Hirai, N. Yasuda, J. Kumar, T. Kawai, T. Hatakeyama
    Two-Step Synthesis of Boron-Fused Double Helicenes
    J. Am. Chem. Soc., 138, 5210-5213 (2016).
  • Y. Hashimoto, T. Nakashima, D. Shimizu, T. Kawai
    Photoswitching of an Intramolecular Chiral Stack in a Helical Tetrathiazole
    Chem. Commun., 52, 5171-5174 (2016)
  • M. Nakano, Y. Nonoguchi, T. Nakashima, T. Kawai
    Solid-state, Individual Dispersion of Single-walled Carbon Nanotubes in Ionic Liquid-derived Polymers and Its Impact on Thermoelectric Properties
    RSC Adv., 6, 2489-2495 (2016)
  • Y. Taniguchi, T. Takishita, T. Kawai, T. Nakashima
    End-to-End Self-Assembly of Semiconductor Nanorods in Water by using an Amphiphilic Surface Design
    Angew. Chem. Int. Ed., 55, 2083-2086 (2016)
  • J. F. Koegel, S. Kusaka, R. Sakamoto, T. Iwashima, R. Toyoda, M. Tsuchiya, R. Matsuoka, T. Takamasa, J. Yuasa, Y. Kitagawa, T. Kawai, H. Nishihara
    Heteroleptic [Bis(oxazoline)](dipyrrinato)zinc(II) Complexes: Bright and Circularly Polarized Luminescence from an Originally Achiral Dipyrrinato Ligand
    Angew. Chem. Int. Ed., 55, 1377-1381 (2016)
2015
  • Hirohara S, Oka C, Totani M, Obata M, Yuasa J, Ito H, Tamura M, Matsui H, Kakiuchi K, Kawai T, Kawaichi M, Tanihara M.
    Synthesis, Photophysical Properties, and Biological Evaluation of Trans-Bisthioglycosylated Tetrakis(fluorophenyl)chlorin for Photodynamic Therapy.
    J Med Chem. , in press.
  • J. Kumar, T. Nakashima, T. Kawai
    Circularly Polarized Luminescence in Chiral Molecules and Supramolecular Assemblies
    J. Phys. Chem. Lett. (Perspective), 6, 3445-3452 (2015)
  • R. Kanazawa, T. Nakashima, T. Kawai
    Experimental and theoretical investigation of tetra-oxidized terarylenes with high-contrast fluorescence switching property
    New J. Chem., 39, 7397-7402 (2015)
  • Matsuoka, Ryota; Toyoda, Ryojun; Sakamoto, Ryota;Tsuchiya, Mizuho; Hoshiko, Ken; Nagayama, Tatsuhiro; Nonoguchi, Yoshiyuki; Sugimoto, Kunihisa; Nishibori, Eiji; Kawai, Tsuyoshi; Nishihara, Hiroshi.
    Bis(dipyrrinato) metal(II) coordination polymers: crystallization, exfoliation into single wires, and electric conversion ability
    Chemical Science, 6, 5, 2853-2858 (2015)
  • Matsuno, Takashi; Koyama, Yutaro; Hiroto, Satoru; Jatishkumar; Kawai, Tsuyoshi;Shinokubo, Hiroshi.
    Isolation of a 1,4-diketone intermediate in oxidative dimerization of 2-hydroxyanthracene and its conversion to oxahelicene
    Chemical Communications, 51, 22, 4607-4610 (2015)
  • R. Li, T. Nakashima, O. Galangau, S. Iijima, R. Kanazawa, T. Kawai
    Photon-quantitative 6π-electrocyclization of a diarylbenzo[b]thiophene in polar medium
    Chem. Asian J., 10, 1725-1730 (2015)
  • Hayato Sakai , Sho Shinto , Jatish Kumar , Yasuyuki Araki , Tomo Sakanoue , Taishi Takenobu , Takehiko Wada , Tsuyoshi Kawai , and Taku Hasobe
    Highly Fluorescent [7]Carbohelicene Fused by Asymmetric 1,2-Dialkyl-Substituted Quinoxaline for Circularly Polarized Luminescence and Electroluminescence
    J. Phys. Chem. C, in press (2015)
  • T. Nakashima, K. Tsuchie, R. Kanazawa, R. Li, S. Iijima, O. Galangau, H. Nakagawa, K. Mutoh, Y. Kobayashi, J. Abe, T. Kawai
    Self-Contained Photoacid Generator Triggered by Photocyclization of Triangle Terarylene Backbone
    J. Am. Chem. Soc., 137, 7023-7026 (2015)
  • Yuki Imai, Tsuyoshi Kawai, Junpei Yuasa
    Metal ion clip: fine tuning aromatic stacking interactions in multistep formation of carbazole-bridged zinc(II) complexes
    Chem. Commun., 51, 10103-10106 (2015)
  • Tatsuya Aotake, Mitsuharu Suzuki, Naoki Aratani, Junpei Yuasa, Daiki Kuzuhara, Hironobu Hayashi, Haruyuki Nakano, Tsuyoshi Kawai, Jishan Wu, Hiroko Yamada
    9,9'-Anthryl-anthroxyl radicals: Strategic stabilization of highly reactive phenoxyl radicals
    Chem. Commun., 51, 31, 6734-6737 (2015)
  • J. Kumar, H. Tsumatori, J. Yuasa, T. Kawai, T. Nakashima
    Self-Discriminating Termination of Chiral Supramolecular Polymerization: Tuning the Length of Nanofiber
    Angew. Chem. Int. Ed., 54, 5943-5947 (2015)
  • O. Galangau, T. Nakashima, F. Maurel, T. Kawai
    Substituent Effects on Photochromic Properties of Novel Benzothiophene Based Derivatives
    Chem. Eur. J., 21, 23, 8471-8482 (2015)
  • T. Nakashima, Y. Hayakawa, M. Mori, T. Kawai
    Preparation of fusion materials based on ionic liquids and cationic gold nanoparticles
    Polym. J., 47, 2 (SI), 171−176 (2015)
  • Shunsuke Iijima, Keichi Hori, Takuya Nakashima and Tsuyoshi Kawai
    D-A-D type molecules based on dibenzophosphole-chalcogenides and triphenylamine moieties; effects of chalcogenide atoms on their photochemical properties
    Rapid Communication in Photoscience, 3, 61-63 (2015)
  • Tomoki Okuhata, Yoichi Kobayashi, Yoshiyuki Nonoguchi,Tsuyoshi Kawai, and Naoto Tamai,
    Ultrafast Carrier Transfer and Hot Carrier Dynamics in PbS−Au Hybrid Nanostructures
    J. Phys. Chem. C, 119, 4, 2113−2120 (2015)
  • M. Nakano, Y. Nonoguchi, T. Nakashima, T. Kawai
    Flexible Thermoelectric Rubber Polymer Composites Based on Single-Walled Carbon Nanotubes
    Jpn. J. Appl. Phys., 54, 04DN03 (2015)
2014
  • O. Galangau, Y. Kimura, R. Kanazawa, T. Nakashima, T. Kawai
    Enhanced Photochemical Sensitivity in Photochromic Diarylethenes Based on a Benzothiophene/Thiophene Nonsymmetrical Structure
    Eur. J. Org. Chem., 7165-7173 (2014)
  • Y. Nonoguchi, T. Murayama, M. Ishizaki, K. Kanaizuka, M. Kurihara, K. Hata, T. Kawai
    SWNT Composites with Compositionally-Tunable Prussian Blue Nanoparticles for Thermoelectric Coordination Programming Materials
    Chem. Lett., 43, 1254-1256 (2014)
  • T. Inouchi, T. Nakashima, T. Kawai
    Acid-Base Responsive Intense Charge Transfer Emission in Donor-Acceptor Conjugated Fluorophore
    Chem. Asian J., 9, 2542-2547 (2014)
  • Akinobu Matsumoto, Mitsuharu Suzuki, Daiki Kuzuhara, Junpei Yuasa, Tsuyoshi Kawai, Naoki Aratani*, and Hiroko Yamada*
    A kinetically protected pyrene: molecular design, bright blue emission in the crystalline state and aromaticity relocation in its dicationic species
    Chem. Commun., 50, 10956-10958 (2014)
  • T. Nakashima, K. Imamura, K. Yamamoto, Y. Kimura, S. Katao, Y. Hashimoto, T. Kawai
    Synthesis, Structure and Properties of a,b-Linked Oligothiazoles with Controlled Sequence
    Chem. Eur. J., 20, 13722-13729 (2014)
  • Norie Inukai, Tsuyoshi Kawai*,Junpei Yuasa*
    One-Step Versus Multistep Equilibrium of Carbazole-Bridged Dinuclear Zinc(II) Complex Formation: Metal-Assisted π-Association and Dissociation Processes
    Chem.-Eur. J., 20, 15159 – 15168 (2014)
  • Ryota Kobayashi,Yoshiyuki Nonoguchi*,Akito Sasaki,Hiroshi Yao
    Chiral Monolayer-Protected Bimetallic Au–Ag Nanoclusters: Alloying Effect on Their Electronic Structure and Chiroptical Activity
    J. Phys. Chem. C , 118, 15506–15515
  • (2014)
  • Yuasa, J.*; Ueno, H.; Kawai, T.*
    Sign Reversal of Large Circularly Polarized Luminescence Signal by Twisting Motion of a Bidentate Ligand
    Chem. Eur. J. , 2014, 20, 8621–8627 (highlighted in the inside cover of Chem.–Eur. J.)
  • J. Kumar, T. Nakashima, T. Kawai
    Inversion of Supramolecular Chirality in Bichromophoric Perylene Bisimides: Influence of Temperature and Ultrasound
    Langmuir, 30, 6030-6037 (2014)
  • T. Inouchi, T. Nakashima, T. Kawai
    Charge Transfer Emission of T-Shaped π-Conjugated Molecules: Impact of Quinoid Character on the Excited State Properties
    J. Phys. Chem. A., 118, 2591- 2598 (2014)
  • J. Yuasa, R. Mukai, Y. Hasegawa, T. Kawai
    Ratiometric luminescence thermometry based on crystal-field alternation at the extremely narrow 5D0→7F2 transition of europium(III)
    Chem. Commun., 50, 7937-7940 (2014) (highlighted in the back cover of ChemComm)
  • J. Kumar, T. Nakashima, H. Tsumatori, T. Kawai
    Circularly Polarized Luminescence in Chiral Aggregates: Dependence of Morphology on Luminescence Dissymmetry
    J. Phys. Chem. Lett., 5, 316-321 (2014)
2013
  • H. Maeda, W. Hane, Y. Bando, Y. Terashima, Y. Haketa, H. Shibaguchi, T. Kawai, M. Naito, K. Takaishi, M. Uchiyama, A. Muranaka
    Chirality Induction by Formation of Assembled Structures Based on Anion-Responsive π-Conjugated Molecules
    Chem. Eur. J., 19, 16263-16271 (2013)
  • Y. Nonoguchi, K. Ohashi, R. Kanazawa, K. Ashiba, K. Hata, T. Nakagawa, C. Adachi, T. Tanase, T. Kawai
    Systematic Conversion of Single Walled Carbon Nanotubes into n-type Thermoelectric Materials by Molecular Dopants
    Scientific Reports, 3, 3344-3351 (2013)
  • J. Kumar, T. Nakashima, H. Tsumatori, M. Mori, M. Naito, T. Kawai
    Circularly Polarized Luminescence in Supramolecular Assemblies of Chiral Bichromophoric Perylene Bisimides
    Chem. Eur. J., 19, 14090-14097 (2013)
  • T. Nakashima, K. Yamamoto, Y. Kimura, T. Kawai
    Chiral Photoresponsive Tetrathiazoles Giving Snapshots of Folding States
    Chem. Eur. J., 19, 16972-16980 (2013)
  • J. Yuasa, M. Dan, T. Kawai
    Phosphorescent Properties of Metal-free Diphosphine Ligands and Effects of Copper Binding
    Dalton Transactions, 42, 16096-16101 (2013)
  • S. Hirohara, K. Sharyo, Y. Kawasaki, M. Totani, A. Tomotsuka, R. Funasako, N. Yasui, Y. Hasegawa, J. Yuasa, T. Nakashima, T. Kawai, M. Kawaichi, M. Obata, M. Tanihara
    Trans-Bisglycoconjugation is an Efficient and Robust Architecture for PDT Photosensitizers based on 5,10,15,20-Tetrakis(pentafluorophenyl)porphyrin Derivatives
    Bull. Chem. Soc. Jpn., (in press)
  • F. Koyama, T. Kawai
    Photochemical reaction between diphenylamine and 1,1,1-tribromoethane and photo-induced pattern formation
    Dyes and Pigments, 98, 323-326 (2013)
  • M. Taguchi, T. Nakagawa, T. Nakashima, C. Adachi, T. Kawai
    Photo-patternable electroluminescence based on one-way photoisomerization reaction of tetraoxidized triangle terarylenes
    Chem. Commun., 49, 6355-6458 (2013)
  • A. Kusumaatmaja, T. Ando, K. Terada, S. Hirohara, T. Nakashima, T. Kawai, T. Terashima, M. Tanihara
    Synthesis and Photoproperties of Eu(III)-Bearing Star Polymers as Luminescent Materials
    J. Polym. Sci. Part A: Polym. Chem., 51(12), 2527-2535 (2013)
  • J. Yuasa, T. Ohno, H. Tsumatori, R. Shiba, H. Kamikubo, M. Kataoka, Y. Hasegawa, T. Kawai
    Fingerprint signatures of lanthanide circularly polarized luminescence from proteins covalently labeled by a b-diketonate europium(III) chelate
    Chem. Commun., 49, 4604-4606 (2013)
  • (highlighted in the inside cover of ChemComm)
  • F. Koyama, T. Kawai
    Efficient Photopolymerization of Diphenylamine Based on Ground-state Charge Transfer Complex
    Chem. Lett., 42, 324-326 (2013)
  • T. Inouchi, T. Nakashima, T. Kawai
    Origin of the Emission Property of π-Conjugated Molecules Having an Acid Responsive Benzimidazole Unit
    Asian J. Org. Chem., 2, 230-238 (2013)
  • N. Inukai, T. Kawai, J. Yuasa
    Two Distinct Thermal Stabilities of DNA and Enzymatic Activities of DNase I in a Multistep Assembly with Carbazole Ligands. Different Binding Characteristics for Duplex and Quadruplex DNA
    Chem. Eur. J., 19, 5938-5947 (2013)
2012
  • K. Goto, R. Yamaguchi, S. Hiroto, H. Ueno, T. Kawai, H. Shinokubo
    Intermolecular Oxidative Annulation of 2-Aminoanthracenes to Diazaacenes and Aza[7]helicences
    Angew. Chem. Int. Ed., 51, 10333-10336 (2012)
  • T. Nakashima, Y. Kajiki, S. Fukumoto, M. Taguchi, S. Nagao, S. Hirota, T. Kawai
    Efficient Oxidative Cycloreversion Reaction of Photochromic Dithiazolylthiazole
    J. Am. Chem. Soc., 134, 19877-19883 (2012)
  • S. Hirohara, Y. Kawasaki, R. Funasako, N. Yasui, M. Totani, H. Alitomo, J. Yuasa, T. Kawai, C. Oka, M. Kawaichi, M. Obata, M. Tanihara
    Sugar and Heavy Atom Effects of Glycoconjugated Chlorin Palladium Complex on Photocytotoxicity
    Bioconjugate Chem., 23, 1881-1890 (2012)
  • Y. Haketa, Y. Bando, K. Takaishi, M. Uchiyama, A. Muranaka, M. Naito, H. Shibaguchi, T. Kawai, and H. Maeda
    Asymmetric Induction in the Preparation of Helical Receptor-Anion Complexes: Ion-Pair Formation with Chiral Cations
    Angew. Chem., Int. Ed., 51, 1-6 (2012)
  • X. Liu, Y. Adachi, Y. Tomita, J. Oshima, T. Nakashima, and T. Kawai
    High-order nonlinear optical response of a polymer nanocomposite film incorporating semiconducotor CdSe quantum dots
    Optics Express, 20, 12, 13457-13469 (2012)
  • H. Nakagawa, T. Nakashima, and T. Kawai
    Subsequent Chemical Reaction of Photochromic 4,5-Dibenzothienylthiazoles
    Eur. J. Org. Chem., 2012, 4493-4500 (2012)
  • T. Harada, H. Tsumatori, K. Nishiyama, J. Yuasa, Y. Hasegawa, and T. Kawai
    Nona-coordinated chiral Eu(III) complexes with stereoselective ligand-ligand noncovalent interactions for enhanced circularly polarized luminescence
    Inorg. Chem., 51 (12), 6476-6485 (2012)
  • T. Ikeda, T. Masuda, T. Hirao, J. Yuasa, H. Tsumatori, T. Kawai and T. Haino
    Circular dichroism and circularly polarized luminescence triggered by self-assembly of tris(phenylisoxazolyl)benzenes possessing a perylenebisimide moiety
    Chem. Commun., 2012, 48, 6025-6027 (2012)
  • Y. Kobayashi, Y. Nonoguchi, L. Wang, T. Kawai, N. Tamai
    Dual Transient Bleaching of Au/PbS Hybrid Core/Shell Nanoparticles
    J. Phys. Chem. Lett., 3, 1111-1116 (2012)
  • Y. Kuramochi, T. Nakagawa, T. Yokoo,J. Yuasa,T. Kawai and Y. Hasegawa
    Eu(III) Emission Band Changes Caused by Peripheral C-H/O Hydrogen Bonding
    Dalton Transactions, 41, 6634-6640 (2012)
  • T. Nakashima, H. Nakao, A. Tanaka, Y. Hasegawa, T. Kawai
    Synthesis of PbS/EuS Core/shell Nanocrystals
    Chem. Lett., 41, 412-414 (2012)
  • Y. Kutsunugi, C. Coudret, J.C. Micheau, T. Kawai
    Photomodulation of the proton affinity and acid gated photochromism of a novel dimethylaminophenyl thiazole diarylethene
    Dyes and Pigments, 92 (2), 838-846 (2012)
  • S. Fukumoto, T. Nakashima, T. Kawai
    Synthesis and Photochromic Properties of a Dithiazolylindole
    Dyes and Pigments, 92 (2), 868-871 (2012)
2011
  • S. Hatano, K.Fujita, N. Tamaoki, T. Kaneko, T. Nakashima, M. Naito, T. Kawai, J. Abe
    Reversible Photogeneration of a Stable Chiral Radical-Pair from a Fast Photochromic Molecule
    J. Phys. Chem. Lett., 2 (21), 2680-2682 (2011)
  • Y. Nonoguchi, T. Nakashima, A. Tanaka, K. Miyabayashi, M. Miyake, T. Kawai
    Oligomerization of Cadmium Chalcogenide Nanocrystals into CdTe-Containing Superlattice Chains
    Chem. Commun., 47, 11270-11272 (2011)
  • M. Taguchi, T. Nakagawa, T. Nakashima, T. Kawai
    Photochromic and fluorescence switching properties of oxidized triangle terarylenes in solution and in amorphous solid states
    J. Mater. Chem. , 21 (43), 17425-17432 (2011)
  • Y. Hasegawa, R. Hieda, K. Miyata, T. Nakagawa, T. Kawai
    Brilliant Triboluminescence of Lanthanide Coordination Polymer with Low-vibrational Frequency and Non-centrosymmetric Structural Networks
    Eur. J. Inorg. Chem., 4978-4984 (2011)
  • T.Nakashima , R. Fujii, T. Kawai
    Regulation of Folding and Photochromic Reactivity of Terarylenes through a Host-Guest Interaction
    Chem. Eur. J., 17, 10951-10957 (2011)
  • M. Saitoh, A. Balch, J. Yuasa, K. Tada, M. Onoda, T. Nakashima, T.Kawai
    Highly Photoluminescent Nanocrystals based on a Gold(I) Complex and their Electrophoretic Patterning
    Langmuir, 27, 10947-10952 (2011)
  • N. Inukai, T. Kawai, J. Yuasa
    Mechanistic Understanding of Multistep Assembly of DNA with Carbazole Ligand by Simple Adjustment of Host-Guest Concentrations
    Chem. Commun., 47 (32), 9128-9130, (2011)
  • S. Fukumoto, T. Nakashima, T. Kawai
    Intramolecular Hydrogen Bonding in a Triangle Dithiazolyl-azaindole for Efficient Photoreactivity in Polar and Non-polar Solvents
    Eur. J. Org. Chem, 26, 5047-5053, (2011)
  • T. Inouchi, T. Nakashima, M. Toba, T. Kawai
    Preparation and Acid-responsive Photophysical Properties of T-shaped π-Conjugated Molecules Having a Benzimidazole Junction
    Chem. Asian J. , 6 (11), 3020-3027 (2011)
  • H. Maeda, Y. Bando, K. Shimomura, I. Yamada, M. Naito, K. Nobusawa, H. Tsumatori, T. Kawai
    Chemical-Stimuli-Controllable Circularly Polarized Luminescence from Anion-Responsive π-Conjugated Molecules
    J. Am. Chem. Soc. , 133(24), 9266-9269, (2011)
  • J. Yuasa, T. Ohno, K. Miyata, H. Tsumatori, Y. Hasegawa, T. Kawai
    Noncovalent Ligand-to-Ligand Interactions Alter Sense of Optical Chirality in Luminescent Tris(β-diketonate) Lanthanide(III) Complexes Containing a Chiral Bis(oxazolinyl) Pyridine Ligand
    J. Am. Chem. Soc. , 133, 9892-9902, (2011)
  • Y. Hayakawa, Y. Nonoguchi, H. P. Wu, E. W. -G. Diau, T. Nakashima, T. Kawai
    Rapid Preparation of Highly Luminescent CdTe Nanocrystals in an Ionic Liquid via a Microwave-assisted Process
    J. Mater. Chem, 21(24), 8849-8853, (2011)
  • M. Saito, J. Yuasa, K. Tada, M. Onoda, T. Nakashima, T. Kawai
    Fabrication of Highly Photoluminescent Gold(I) Nanorods and their Electrophoretic Patterning
    Physics Procedia, 14, 52-57 (2011)
  • J. Yuasa, A. Mitsui, T. Kawai
    π-π Emission from a Tetrazine Drivative Complexed with Zinc Ion in Aqueous Solution: A Unique Water-Soluble Fluorophore
    Chem. Commun, 47, 5807-5809 (2011)
  • H. Tsumatori, T. Harada, J. Yuasa, Y. Hasegawa, T. Kawai
    Circularly Polarized Light from Chiral Lanthanide(III) Complexes in Single Crystals
    Appl. Phys. Express, 4, 011601 (2011)
  • M. Toba, T. Nakashima, T. Kawai
    Synthesis, Optical and Electrochemical Properties of Arylenevinylene-based π-Conjugated Polymers with Imidazolium Units in the Main Chain
    J. Polym. Sci. Part A: Polym. Chem., 49, 1895-1906 (2011)
  • S. Kishimoto, T. Nakagawa, T. Kawai, Y. Hasegawa
    Enhanced Near-infrared Luminescence of Yb(III) Complexes with Phosphine Oxide and Hexafluorocetylacetonate Ligands (Selected Paper for Cover Pictures)
    Bull. Chem. Soc. Jpn., 84, 148-154 (2011)
  • S. Fukumoto, T. Nakashima and T. Kawai
    Photon-Quantitative Reaction of a Dithiazolylarylene in Solution (Hot Paper)
    Angew. Chem., Int. Ed., 50, 1565-1568 (2011)
  • A. Tanaka, H. Kamikubo, M. Kataoka, Y. Hasegawa, T. Kawai
    Size-controlled Aggregation of Cube-shaped EuS Nanocrystals with Magneto-optic Properties in Solution Phase
    Langmuir, 27, 104-108 (2011)
  • S. Fukumoto, T. Nakagawa, S. Kawai, T. Nakashima, T. Kawai,
    Syntheses and Photochromic Properties of Diaryl Acenaphthylene Derivatives
    Dyes and Pigments, 89, 297-304 (2011)
  • K. Miyata, T. Nakagawa, R. Kawakami, Y. Kita
    K. Sugimoto, T. Nakashima, T. Harada, T. Kawai, Y. Hasegawa
    Remarkable Luminescence Properties of Lanthanide Complexes with Asymmetric Dodecahedron Structures
    Chem. Eur. J., 17, 521-528 (2011)
2010
  • Y. Hasegawa, T. Nakagawa, T. Kawai
    Recent progress of luminescent metal complexes with photochromic units
    Coordination Chemistry Reviews., 254, 2643-2651 (2010)
  • M. Saitoh, A. L. Balch, J. Yuasa, T. Kawai
    Effects of Counter Anions on Intense Photoluminescence of 1-D Chain Gold(I) Complexes
    Inorg. Chem., 49, 7129-7134 (2010)
  • 妻鳥 紘之、河合 壯
    分子凝集構造のキラリティー解析を目指した円偏光蛍光顕微鏡の開発 (in Japanese)
    光学 39, 230-234 (2010)
  • T. Ogawa, J. Yuasa, T Kawai
    Highly Selective Ratiometric Color Change by Zinc-Assited Self-Assembly Processes
    Angew. Chem., Int. Ed., 49, 5110-5114 (2010)
  • H. Tsumatori, T. Nakashima, T. Kawai
    Observation of Chiral Aggregate Growth of Perylene Derivative in Opaque Solution by Circularly Polarized Luminescence (CPL)
    Org. Lett., 12, 2362-2365 (2010)
  • J. Yuasa, T. Ogawa, T Kawai
    Remarkable Rate Acceleration of [4+2] Cyclodimerization of an Ethynylanthracene Derivative
    Chem. Commun., 46, 3693-3695 (2010)
  • N. Inukai, J. Yuasa, T Kawai
    Reversible Modulation of π-Association between 3,6-Disubstituted Carbazole Ligands in a Multistep Assembling Process
    Chem. Commun., 46, 3929-3931 (2010)
  • A. Tanaka, H. Kamikubo, Y. Doi, Y. Hinatsu, M. Kataoka, T Kawai, Y Hasegawa
    Self-Assembly and Enhanced Magnetic Properties of Three-Dimensional Superlattice Structures Composed of Cube-Shaped EuS Nanocrystals
    Chem. Mater., 22, 1776-1781 (2010)
2009
  • X. Liu, Y. Tomita, J. Oshima, K. Chikama, K. Matsubara, T. Nakashima, T. Kawai
    Holographic Assembly of Semiconductor CdSe Quantum Dots in Polymer for Volume Bragg Grating Structures with Diffraction Efficiency Near 100%
    Appl. Phys. Lett., 95, 261109 (2009)
  • Y. Hasegawa, R. Hieda, T. Nakagawa, T. Kawai
    Metal-Ion Sensing Europium(III) Complexes with Bidentate Phosphine Oxide Ligands Containing a 2,2'-Bipyridine Framework
    Helv. Chim. Acta, 2238-2248 (2009)
  • T. Harada, Y. Nakano, M. Fujiki, M. Naito, T. Kawai, Y. Hasegawa
    Circularly Polarized Luminescence of Eu(III) Complexes with Point- and Axis-Chiral Ligands Dependent on Coordination Structures
    Inorg. Chem., 48, 11242-11250 (2009)
  • M. Toba, T. Nakashima, T. Kawai
    Phenyleneethynylene and Thienyleneethynylene-based pai-Conjugated Polymers with Imidazolium Units in the Main Chain
    Macromolecules, 42, 8068-8075 (2009)
  • K. Miyata, Y. Hasegawa, Y. Kuramochi, T. Nakagawa, T. Yokoo, T. Kawai
    Characteristic Structures and Photophysical Properties of Nine-Coordinated Europium(III) Complexes with Tandem-connected Tridentate Phosphane Oxide Ligands
    Eur. J. Inorg. Chem., 4777-4785 (2009)
  • T. Nakagawa, Y. Hasegawa, T. Kawai
    Non-destructive Luminescence Intensity Readout of a Photochromic Lanthanide(III) Complex
    Chem. Commun., 45, 5630-5632 (2009)
  • T. Nakashima, Y. Kobayashi, T. Kawai
    Optical Activity and Chiral Memory of Thiol-Capped CdTe Nanocrystals
    J. Am. Chem. Soc., 131, 10342-10343 (2009)
  • Y. Nonoguchi, T. Nakashima, T. Kawai
    Tuning Band Offsets of Core/shell CdS/CdTe Nanocrystals
    Small, 5, 2403-2406 (2009)
  • B. Cormary, I. Malfant, L. Valade, S. Kawai, T. Kawai
    Photochromic Nanocomposite Films of Mononitrosyl Complexes Embedded in Polymer Matrices
    Inorg. Chem. Commun., 12, 769-772 (2009)
  • S. Kawai, T. Nakashima, Y. Kutsunugi, H. Nakagawa, H. Nakano, T. Kawai.
    Photochromic Amorphous Molecular Materials Based on Dibenzothienylthiazole Structure
    J. Mater. Chem., 19, 3606-3611 (2009)
  • C. Coudret, T. Nakagawa, T. Kawai, J. -C. Micheau
    Weak Acid Triggers the Ring Opening of an Otherwise Long-Lived Triangle Terthiazole Closed Isomer
    New J. Chem., 33, 1386-1392 (2009)
  • Y. Nonoguchi, T. Nakashima, T. Kawai
    Low-temperature Observation of Photoinduced Electron Transfer from CdTeNanocrystals
    J. Phys. Chem. C, 113, 11464-11468 (2009)
  • Y. Kutsunugi, S. Kawai, T. Nakashima, T. Kawai
    Photochromic Properties of Terarylene Derivatives Having π-conjugation unit on their central aromatic ring
    New J. Chem., 33, 1368-1373 (2009)
  • A. Tanaka, Y. Hasegawa, H. Kamikubo, M. Kataoka, T. Kawai
    Self-aggregation of magnetic semiconductor EuS nanocrystals
    Thin Solid Films, 870-872 (2009)
  • Y. Hasegawa, A. Tanaka, T. Doi, Y. Hinatsu, K. Fujita, K. Tanaka, T.Kawai,
    Enhanced Faraday Rotation of Cube-Shaped EuS Nanocrystals with a Magnetic Coercive Field
    J. Phys., Conf. Ser., in press (2009)
  • H. Nakagawa, S. Kawai, T. Nakashima, T. Kawai
    Synthesis and Photochemical Reactions of Photochromic Terarylene having Leaving Methoxy Group
    Org. Lett., 11, 1475-1478 (2009)
  • H. Tsumatori, T. Nakashima, J. Yuasa, T. Kawai
    Enhanced Circularly Polarized Emission of Chiral Dimer of π-conjugated Perylene in Opaque Film
    Synth. Met., 152, 952-954 (2009)
  • A. Tanaka, T. Adachi, Y. Hasegawa, T. Kawa
    Crystal Growth of Nanoscaled Europium Selenide Having Characteristic Crystal Shapes
    J. Alloy Comp., 488, 538-540 (2009)
  • H. Kawai, C. Zhao, S. Tsuruoka, T. Yoshida, Y. Hasegawa, T. Kawai
    Emission properties of Sm(III) complexes having remarkably deep-red emission band
    J. Alloy Comp., 488, 612-614 (2009)
  • T. Harada, Y. Hasegawa, Y. Nakano, M. Fujiki, M. Naito, T. Wada, Y. Inoue and T. Kawai,
    Circularly Polarized Luminescence from Chiral Eu(III) Complex with High Emission Quantum Yield,
    J. Alloy Comp., 488, 599-602 (2009)
  • T. Nakashima, K. Miyamura, T. Sakai, T. Kawai
    Photo-, Solvent-, and Ion-Controlled Multichromism of Imidazolium-Substituted Diarylethenes
    Chem.-Eur. J. 15, 1977-1984 (2009)
  • S. Kishimoto, A. Tanaka, Y. Hasegwa, T. Kawai
    Near-Infrared luminescent Polymer Thin Films Containing Yb(III) Complex and Photosensitized dye,
    Thin Solid Films, 517, 1497-1499 (2009)
  •  
2008
  • Y. Nonoguchi, T. Nakashima, T. Kawai
    Temperature-dependent Exciton Recombination Dynamics of CdTe Nanocrystals
    J. Phys. Chem. C, 112, 19263-19267 (2008)
  • Y. Hasegawa, T. Adachi, A. Tanaka, M. Afzaal, P. O'Brien, T. Doi, Y. Hinatsu, K. Fujita, K. Tanaka, T. Kawai
    Remarkable Magneto-optical Properties of Europium Selenide Nanoparticles with Wide Energy Gaps
    J. Am. Chem. Soc., 130, 5710-5715 (2008)
  • T. Nakagawa, Y. Hasegawa and T. Kawai
    Photo-Responsive Europium(III) Complex Based on Photochromic Reaction
    J. Phys. Chem. A, 112, 5096-5103 (2008)
  • T. Nakashima, M. Goto, S. Kawai, T. Kawai
    Photomodulation of Ionic Interaction and Reactivity: Reversible Photoconversion between Imidazolium and Imidazolinium
    J. Am. Chem. Soc. 130, 14570-14575 (2008)
  • Y. Hasegawa, S.-i. Tsuruoka, T. Yoshida, H. Kawai, T. Kawai
    Enhanced Deep-Red Luminescence of Tris(hexafluoroacetylacetonato)samarium(III) Complex with Phenanthroline in Solution by Control of Ligand Coordination
    J. Phys. Chem. A, 112, 803-807 (2008)
  • Y. Hasegawa, T. Yasuda, K. Nakamura, T. Kawai
    Photosensitized Near-Infrared Luminescence of Yb(III) Complexes Containing Phenanthroline Derivatives
    Jpn. J. Appl. Phys., 47, 1192-1195 (2008)
  • S. Tanaka, M. Toba, T. Nakashima, T. Kawai, K. Yoshino
    Photoelectron Spectroscopy Study of Photoresponsive Change in Electronic Structure of Amorphous Photochromic Diarylethene Film
    Jpn. J. Appl. Phys., 47, 1215-1218 (2008)
  • M. Toba, T. Terashima, T. Nakashima, T. Kawai
    Electrochemical Preparation of a π-Conjugated Polymer Having Imidazole Group and Its pH-responsive Functionality
    Jpn. J. Appl. Phys., 47, 1371-1373 (2008)
  • Y. Nonoguchi, T. Nakashima, M. Sakashita, T. Kawai
    Photopolymerization Sensitized by CdTe Nanocrystals in Ionic Liquid: Highly Efficient Photoinduced Electron Transfer
    Jpn. J. Appl. Phys., 47, 1385-1388 (2008)
  • T. Kawai, A. Kubota, K. Kawamura, H. Tsumatori, T. Nakashima
    Single Molecule Fluorescence Auto Correlation Measurement on Anisotropic Molecular Diffusion in Nematic Liquid Crystal
    Thin Solid Films, 516, 2666-2669 (2008)
  • Y. Hasegawa, S. Tsuruoka, T. Yoshida, H. Kawai, T. Kawai
    Emission Properties of Sm(III) Complex Having Ten Coordination Structure
    Thin Solid Films, 516, 2704-2707 (2008)
  • T. Adachi, A. Tanaka, Y. Hasegawa, T. Kawai
    Preparation of EuSe Nanoparticles from Eu(III) Complex Containing Selenides

    Thin Solid Films, 516, 2460-2462 (2008)
  • Z. Kin, H. Kajii, Y. Hasegawa, T. Kawai, Y. Ohmori
    Optical and Electroluminescent Properties of Samarium Complex-Based Organic Light-Emitting Diodes
    Thin Solid Films, 516, 2735-2738 (2008)
  • T. Nakashima, Y. Nonoguchi, T. Kawai
    Ionic Liquid-based Luminescent Composite Materials
    Polym. Adv. Technol., 19, 1401-1405 (2008)
  •  
2007
  • T. Nakagawa, K. Atsumi, T. Nakashima, Y. Hasegawa, T. Kawai
    Reversible Luminescence Modulation in Photochromic Europium(III) Complex Having Triangle Terthiazole Ligands
    Chem. Lett., 36, 372-373 (2007)
  • A. Tanaka, T. Sugiura, T. Kawai, Y. Hasegawa
    Three Dimensional Optical Trapping and Arrangements of Magnetic Semiconductor EuS Nano-aggregations
    Jpn. J. Appl. Phys., 46, L259-L261 (2007)
  • T. Nakashima, K. Atsumi, S. Kawai, T. Nakagawa, Y. Hasegawa, T. Kawai
    Photochromism of Thiazole-Containing Triangle Terarylenes
    Eur. J. Org. Chem., 3212-3218 (2007)
  • S. Kawai, T. Nakashima, K. Atsumi, T. Sakai, M. Harigai, Y. Imamoto, H. Kamikubo, M. Kataoka, T. Kawai
    Novel Photochromic Molecules Based on 4,5-Dithienyl Thiazole with Fast Thermal Bleaching Rate
    Chem. Mater. 19, 3479-3483 (2007)
  • T. Kawai, K. Kawamura, H. Tsumatori, M. Ishikawa, M. Naito, M. Fujiki, T. Nakashima
    Circularly Polarized Luminescence of a Fluorescent Chiral Binaphtylene-perylenebiscarboxydiimide Dimer
    ChemPhysChem, 8, 1465-1468 (2007)
  • Y. Nonoguchi, T. Nakashima, T. Kawai
    Size- and Temperature-Dependent Emission Properties of Zinc-blende CdTe Nanocrystals in Ionic Liquid
    J. Phys. Chem. C, 111, 11811-11815 (2007)
  • T. Nakashima, M. Sakashita, Y. Nonoguchi, T. Kawai
    Sensitized Photopolymerization of an Ionic Liquid-Based Monomer by Using CdTeNanocrystals
    Macromolecules, 40, 6540-6544 (2007)
  • T. Terashima, T. Nakashima, T. Kawai
    Engineering Control Over the Conformation of the Alkyne‐Aryl Bond by the Introduction of Cationic Charge
    Org. Lett., 9, 4195-4198 (2007)
2005
  • T. Nakashima, T. Sakakibara, T. Kawai
    Highly Luminescent CdTe Nanocrystal-Polymer Composites Based on Ionic Liquid
    Chem. Lett., 34, 1410-1411 (2005)
  • T. Nakashima, T. Kawai
    Quantum Dots-Ionic Liquid Hybrids: Efficient Extraction of Cationic CdTe Nanocrystals into an Ionic Liquid
    Chem. Commun., 1643-1645 (2005)
  • T. Kawai, Y. Nakashima, M. Irie
    A Novel Photoresponsive p-Conjugated Polymer Based on Diarylethene and Its Photoswitching Effects in Electrical Conductivity
    Adv. Mater., 17, 309-314 (2005)
2004
  • T. Kawai, S. Yoshihara, Y. Iwata, T. Fukaminato, M. Irie
    Anisotropic Translational Diffusion of Single Fluorescent Perylene Molecules in a Nematic Liquid Crystal
    ChemPhysChem, 5, 1606-1609 (2004)