Laser Ablation of Individual Gold Nanoparticles in Solution

Syoji Ito, Toshiaki Mizuno, Hiroyuki Yoshikawa, Hiroshi Masuhara

Japanese Journal of Applied Physics　Vol. 46　No. 10　p. L241-L243　2007/03　Research paper (scientific journal)

Laser manipulation and fixation of single gold nanoparticles in solution at room temperature

S Ito, H Yoshikawa, H Masuhara

APPLIED PHYSICS LETTERS　Vol. 80　No. 3　p. 482-484　2002/01　Research paper (scientific journal)

Controlled photoinduced electron transfer via triplet in polymer matrix using electrostatic interactions

Yilin Cao, Hikaru Sotome, Yuichiro Kobayashi, Syoji Ito, Hiroyasu Yamaguchi

Journal of Photochemistry and Photobiology A: Chemistry　Vol. 452　p. 115593-115593　2024/07　Research paper (scientific journal)

Nanoscopic Photomechanical Motion of Small Particles Induced by Optical Force due to Positive and Negative Photoabsorption by Excited States of Molecules

Syoji Ito, Takato Mizoguchi, Masato Mori, Masafumi Koga, Hikaru Sotome, Mamoru Tamura, Hajime Ishihara, Hiroshi Miyasaka

Journal of Physical Chemistry C　Vol. 128　No. 12　p. 5206-5214　2024/03/28　Research paper (scientific journal)

Suppression of Photocyclization of an Inverse Type Diarylethene Derivative by Inclusion into β-Cyclodextrin

Misato Suganuma, Daichi Kitagawa, Shota Hamatani, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

ChemPhotoChem　Vol. 8　No. 3　2024/03　Research paper (scientific journal)

Relationship between spatially heterogeneous reaction dynamics and photochemical kinetics in single crystals of anthracene derivatives

Sogo Kataoka, Daichi Kitagawa, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Christopher J. Bardeen, Seiya Kobatake

Chemical Science　2024　Research paper (scientific journal)

Emission Color Tuning of Inverse Type Diarylethene Crystals

Daichi Kitagawa, Yuya Seto, Misato Suganuma, Tatsumoto Nakahama, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

ChemPhotoChem　2024　Research paper (scientific journal)

Fluctuation-mediated orbital rotation of microparticles in non-coaxially counter-propagating optical tweezers

Kenji Setoura, Takayasu kakimoto, Hiroshi Miyasaka, Syoji Ito

Photochemical & Photobiological Sciences　Vol. 22　No. 11　p. 2519-2526　2023/09/16　Research paper (scientific journal)

Reaction dynamics of molecules in highly electronically excited states attained by multiphoton and multiple excitation methods

Hiroshi Miyasaka, Syoji Ito, Hikaru Sotome

Pure and Applied Chemistry　2023/04/26　Research paper (scientific journal)

Modulation of optical force acting on small particles by using photochemical reaction and its application to control of optical transportation speed

Syoji Ito, Kenji Setoura, Hiroshi Miyasaka

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 12606　2023　Research paper (international conference proceedings)

Gaining control on optical force by the stimulated-emission resonance effect

Tetsuhiro Kudo, Boris Louis, Hikaru Sotome, Jui-Kai Chen, Syoji Ito, Hiroshi Miyasaka, Hiroshi Masuhara, Johan Hofkens, Roger Bresolí-Obach

Chemical Science　2023　Research paper (scientific journal)

Orbital motion of microparticles induced by optical force of a pair of counterpropagating laser beams and thermal fluctuation

Syoji Ito, Takayasu Kakimoto, Kenji Setoura, Hiroshi Miyasaka

Proceedings of SPIE, Volume 12479, Optical Manipulation and Structured Materials Conference 2022　2022/12/08　Research paper (international conference proceedings)

Edge‐to‐Center Propagation of Photochemical Reaction during Single‐Crystal‐to‐Single‐Crystal Photomechanical Transformation of 2,5‐Distyrylpyrazine Crystals**

Kohei Morimoto, Daichi Kitagawa, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

Angewandte Chemie International Edition　Vol. 61　No. 52　2022/11/28　Research paper (scientific journal)

Optical manipulation in conjunction with photochemical/photothermal responses of materials

Kenji Setoura, Syoji Ito

Journal of Photochemistry and Photobiology C: Photochemistry Reviews　Vol. 52　p. 100536-100536　2022/09　Research paper (scientific journal)

Direct Detection of Long-Range Interdomain Auger Recombination in Dumbbell-Shaped Quasi-Type-II Nanoparticle.

Masafumi Koga, Ko Masuoka, Shuhei Tsuneizumi, Tatsuya Kameyama, Syoji Ito, Tsukasa Torimoto, Hiroshi Miyasaka

The journal of physical chemistry letters　Vol. 13　No. 29　p. 6845-6851　2022/07/28　Research paper (scientific journal)

Spatial distribution of single guest molecules along thickness of thin films of poly(2-hydroxyethyl acrylate)

Syoji Ito, Kengo Hiratsuka, Satoshi Takei, Hiroyasu Nishi, Daichi Kitagawa, Seiya Kobatake, Hiroshi Miyasaka

Photochemical & Photobiological Sciences　Vol. 21　No. 2　p. 175-184　2022/02　Research paper (scientific journal)

Visualization of the microstructure and the position-dependent diffusion coefficient in a blended polymer solid using photo-activation localization microscopy combined with single-molecule tracking based on one-color fluorescence-switching of diarylethene

Syoji Ito, Misato Funaoka, Itsuo Hanasaki, Satoshi Takei, Masakazu Morimoto, Masahiro Irie, Hiroshi Miyasaka

Polymer Chemistry　Vol. 13　No. 6　2022　Research paper (scientific journal)

Quantifying the durability of transition metal nitrides in thermoplasmonics at the single-nanoparticle level

Kenji Setoura, Syoji Ito

AIP Advances　Vol. 11　No. 11　2021/11/01　Research paper (scientific journal)

Direct determination of molar absorption coefficients of several molecules in the lowest excited singlet states

Masafumi Koga, Hikaru Sotome, Naoki Ide, Syoji Ito, Yutaka Nagasawa, Hiroshi Miyasaka

Photochemical & Photobiological Sciences　Vol. 20　No. 10　p. 1287-1297　2021/10　Research paper (scientific journal)

Real-Time Blinking Suppression of Perovskite Quantum Dots by Halide Vacancy Filling

Lata Chouhan, Syoji Ito, Elizabeth Mariam Thomas, Yuta Takano, Sushant Ghimire, Hiroshi Miyasaka, Vasudevanpillai Biju

ACS Nano　Vol. 15　No. 2　p. 2831-2838　2021/01/08　Research paper (scientific journal)

Detection of radiation force due to simultaneous two-photon absorption

Syoji Ito, Mizuki Hayasaka, Masato Mori, Masafumi Koga, Shinya Nakamura, Kenji Setoura, Hikaru Sotome, Hiroshi Miyasaka

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 11926　2021　Research paper (international conference proceedings)

Nano-photomechanical motion of small particles induced by switching photon force through photochemical processes

Syoji Ito, Kenji Setoura, Hiroshi Miyasaka

Proceedings of SPIE Volume 11477, Molecular and Nano Machines III　Vol. 11477　2020/08/21　Research paper (international conference proceedings)

Optical micromanipulation using nonliner photo-responses

Syoji Ito, Shinya Nakamura, Mizuki Hayasaka, Masafumi Koga, Kenji Setoura, Hikaru Sotome, Hiroshi Miyasaka

Proceedings of SPIE Volume 11522, Optical Manipulation and Structured Materials Conference 2020　Vol. 11522　2020/06/15　Research paper (international conference proceedings)

Advanced Control of Photochemical Reactions Leading to Synergetic Responses in Molecules and Mesoscopic Materials

Hiroshi Miyasaka, Hikaru Sotome, Syoji Ito

Photosynergetic Responses in Molecules and Molecular Aggregates　p. 3-27　2020　Part of collection (book)

Opto-thermophoretic separation and trapping of plasmonic nanoparticles

Kenji Setoura, Tetsuro Tsuji, Syoji Ito, Satoyuki Kawano, Hiroshi Miyasaka

Nanoscale　Vol. 11　No. 44　p. 21093-21102　2019/11/28　Research paper (scientific journal)

Object Transportation System Mimicking the Cilia of Paramecium aurelia Making Use of the Light-Controllable Crystal Bending Behavior of a Photochromic Diarylethene

Ryo Nishimura, Ayako Fujimoto, Nobuhiro Yasuda, Masakazu Morimoto, Tatsuhiro Nagasaka, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Satoshi Yokojima, Shinichiro Nakamura, Ben L. Feringa, Kingo Uchida

Angewandte Chemie - International Edition　Vol. 58　No. 38　p. 13308-13312　2019/09/16　Research paper (scientific journal)

Comparative studies on picosecond-resolved fluorescence of D-amino acid oxidases from human with one from porcine kidney. Photoinduced electron transfer from aromatic amino acids to the excited flavin

Seiji Taniguchi, Haik Chosrowjan, Shoji Ito, Hiroshi Miyasaka, Masumi Katane, Hiroshi Homma, Fumio Tanaka, Arthit Nueangaudom, Kiattisak Lugsanangarm, Sirirat Kokpol

Journal of Photochemistry and Photobiology B: Biology　Vol. 198　2019/09　Research paper (scientific journal)

Object Transportation System Mimicking the Cilia of Paramecium aurelia Making Use of the Light‐Controllable Crystal Bending Behavior of a Photochromic Diarylethene

Ryo Nishimura, Ayako Fujimoto, Nobuhiro Yasuda, Masakazu Morimoto, Tatsuhiro Nagasaka, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Satoshi Yokojima, Shinichiro Nakamura, Ben L. Feringa, Kingo Uchida

Angewandte Chemie　Vol. 131　No. 38　p. 13442-13446　2019/08/05　Research paper (scientific journal)

Back Cover: Object Transportation System Mimicking the Cilia of Paramecium aurelia Making Use of the Light‐Controllable Crystal Bending Behavior of a Photochromic Diarylethene (Angew. Chem. Int. Ed. 38/2019)

Ryo Nishimura, Ayako Fujimoto, Nobuhiro Yasuda, Masakazu Morimoto, Tatsuhiro Nagasaka, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Satoshi Yokojima, Shinichiro Nakamura, Ben L. Feringa, Kingo Uchida

Angewandte Chemie International Edition　Vol. 58　No. 38　p. 13598-13598　2019/07/30　Research paper (scientific journal)

Switching of radiation pressure acting on microparticles by using T-type photochromic reactions

K. Tanaka, K. Setoura, S. Ito, H. Miyasaka

Journal of Physics: Conference Series　Vol. 1220　No. 1　2019/05/24　Research paper (international conference proceedings)

Detection of optical force due to multiphoton absorption

S Nakamura, R Sunakawa, K Setoura, S Ito, H Miyasaka

Journal of Physics: Conference Series　Vol. 1220　p. 012042-012042　2019/05　Research paper (international conference proceedings)

単一波長光照射による蛍光のON-OFFスイッチング

伊都将司

化学と工業　Vol. 72　No. 2　2019/02

Single-particle photoluminescence from cadmium selenide quantum dots fabricated via laser ablation in superfluid helium

Yosuke Minowa, Tatsuro Suzuki, Kenji Setoura, Syoji Ito, Hiroshi Miyasaka, Masaaki Ashida

Journal of Nanophotonics　Vol. 13　No. 1　2019/01/01　Research paper (scientific journal)

Temperature elevation and fluid convection under optical trapping condition as revealed by fluorescence correlation spectroscopy

Kenji Setoura, Keisuke Fujita, Syoji Ito, Hiroshi Miyasaka

Journal of Nanophotonics　Vol. 13　No. 1　2019/01/01　Research paper (scientific journal)

Cyclization reaction dynamics of an inverse type diarylethene derivative as revealed by time-resolved absorption and fluorescence spectroscopies

Hikaru Sotome, Daichi Kitagawa, Tatsumoto Nakahama, Syoji Ito, Seiya Kobatake, Masahiro Irie, Hiroshi Miyasaka

Physical Chemistry Chemical Physics　Vol. 21　No. 17　p. 8623-8632　2019　Research paper (scientific journal)

Microflow-mediated optical assembly of nanoparticles with femtogram protein via shrinkage of light-induced bubbles

Mayu Ueda, Yushi Nishimura, Mamoru Tamura, Syoji Ito, Shiho Tokonami, Takuya Iida

APL Photonics　Vol. 4　No. 1　2019/01　Research paper (scientific journal)

Crystallization-induced emission of 1,2-bis(3-methyl-5-(4-alkylphenyl)-2-thienyl)perfluorocyclopentenes: A mechanical and thermal recording system

Tatsumoto Nakahama, Daichi Kitagawa, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

Dyes and Pigments　Vol. 160　p. 450-456　2019/01　Research paper (scientific journal)

Switching of Radiation Force on Optically Trapped Microparticles through Photochromic Reactions of Pyranoquinazoline Derivatives

Kenji Setoura, Ahsan M. Memon, Syoji Ito, Yuki Inagaki, Katsuya Mutoh, Jiro Abe, Hiroshi Miyasaka

Journal of Physical Chemistry C　Vol. 122　No. 38　p. 22033-22040　2018/09/27　Research paper (scientific journal)

超流動ヘリウム下におけるプラズモン共鳴トラッピング

小門 慶祐, 蓑輪 陽介, 瀬戸浦 健仁, 伊都 将司, 宮坂 博, 石田 周太朗, 笹木 敬司, 芦田 昌明

応用物理学会秋季学術講演会講演予稿集(CD-ROM)　Vol. 79th　2018/09

A turn-on mode fluorescent diarylethene: Solvatochromism of fluorescence

Masakazu Morimoto, Yuta Takagi, Karina Hioki, Tatsuhiro Nagasaka, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Masahiro Irie

Dyes and Pigments　Vol. 153　p. 144-149　2018/06　Research paper (scientific journal)

Mesoscopic Motion of Optically Trapped Particle Synchronized with Photochromic Reactions of Diarylethene Derivatives

Syoji Ito, Morio Mitsuishi, Kenji Setoura, Mamoru Tamura, Takuya Iida, Masakazu Morimoto, Masahiro Irie, Hiroshi Miyasaka

Journal of Physical Chemistry Letters　Vol. 9　No. 10　p. 2659-2664　2018/05/17　Research paper (scientific journal)

金属ナノ微粒子の光熱変換と応用

瀬戸浦健仁, 伊都将司, 宮坂 博

分光研究　Vol. 67　No. 5　p. 206-216　2018/05

Dynamic Polymorph Formation during Evaporative Crystallization from Solution: The Key Role of Liquid-Like Clusters as “Crucible” at Ambient Temperature

Narumi Oka, Fuyuki Ito, Yohei Haketa, Hiromitsu Maeda, Tetsuya Miyano, Norimitsu Tohnai, Syoji Ito, Hiroshi Miyasaka, Sumio Ozeki

Chemistry - A European Journal　Vol. 24　No. 17　p. 4343-4349　2018/03/20　Research paper (scientific journal)

Optofluidics driven by photothermal effects of single gold nanoparticles

Kenji Setoura, Syoji Ito, Hiroshi Miyasaka

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 10712　2018　Research paper (international conference proceedings)

Temperature at the focal point of optical trapping beam: Evaluation using fluorescence correlation spectroscopy

Kenji Setoura, Syoji Ito, Keisuke Fujita, Hiroshi Miyasaka

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 10712　2018　Research paper (international conference proceedings)

Fabrication of cadmium selenide quantum dots with laser ablation in superfluid helium

Yosuke Minowa, Tatsuro Suzuki, Kenji Setoura, Syoji Ito, Hiroshi Miyasaka, Masaaki Ashida

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 10712　2018　Research paper (international conference proceedings)

Laser-induced reprecipitation of pyrene at 77 K and its dynamics as studied by spectroscopic techniques

Fuyuki Ito, Satoshi Miyadera, Hirohisa Matsuda, Yukihide Ishibashi, Syoji Ito, Hiroshi Miyasaka

Photochemical and Photobiological Sciences　Vol. 17　No. 7　p. 910-916　2018　Research paper (scientific journal)

Fluorescence On/Off Switching in Nanoparticles Consisting of Two Types of Diarylethenes

Tatsumoto Nakahama, Daichi Kitagawa, Hikaru Sotome, Tuyoshi Fukaminato, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

ACS Omega　Vol. 3　No. 2　p. 2374-2382　2018　Research paper (scientific journal)

Solid-State fluorescence behavior induced by photochemical ring-opening reaction of 1,2-bis(3-methyl-5-phenyl-2-Thienyl)perfluorocyclopentene

Tatsumoto Nakahama, Daichi Kitagawa, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

Bulletin of the Chemical Society of Japan　Vol. 91　No. 2　p. 153-157　2018　Research paper (scientific journal)

Single-Molecule Monitoring of the Structural Switching Dynamics of Nucleic Acids through Controlling Fluorescence Blinking

Kiyohiko Kawai, Takafumi Miyata, Naohiko Shimada, Syoji Ito, Hiroshi Miyasaka, Atsushi Maruyama

Angewandte Chemie　Vol. 129　No. 48　2017/11

Fluorescence Photoswitching of a Diarylethene by Irradiation with Single-Wavelength Visible Light

Ryota Kashihara, Masakazu Morimoto, Syoji Ito, Hiroshi Miyasaka, Masahiro Irie

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY　Vol. 139　No. 46　p. 16498-16501　2017/11　Research paper (scientific journal)

Single-Molecule Monitoring of the Structural Switching Dynamics of Nucleic Acids through Controlling Fluorescence Blinking

Kiyohiko Kawai, Takafumi Miyata, Naohiko Shimada, Syoji Ito, Hiroshi Miyasaka, Atsushi Maruyama

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION　Vol. 56　No. 48　p. 15329-15333　2017/11　Research paper (scientific journal)

Turn-on mode fluorescent diarylethenes: Control of the cycloreversion quantum yield

Yuta Takagi, Masakazu Morimoto, Ryota Kashihara, Sae Fujinami, Syoji Ito, Hiroshi Miyasaka, Masahiro Irie

TETRAHEDRON　Vol. 73　No. 33　p. 4918-4924　2017/08　Research paper (scientific journal)

Fabrication of silver nanoparticles from silver salt aqueous solution at water-glass interface by visible CW laser irradiation without reducing reagents

Kenji Setoura, Syoji Ito, Masaya Yamada, Hiroaki Yamauchi, Hiroshi Miyasaka

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY　Vol. 344　p. 168-177　2017/07　Research paper (scientific journal)

Multiphoton-gated photochromie reactions induced by pulsed laser excitation

Hiroshi Miyasaka, Syoji Ito, Yukihide Ishibashi

Photon-Working Switches　p. 225-235　2017/05/29　Part of collection (book)

Polymorphs of a diarylethene that exhibits strong emission and direct visualization of polymorphic phase transition process by fluorescence color change

Daichi Kitagawa, Tatsumoto Nakahama, Katsuya Mutoh, Yoichi Kobayashi, Jiro Abe, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

DYES AND PIGMENTS　Vol. 139　p. 233-238　2017/04　Research paper (scientific journal)

One-colour control of activation, excitation and deactivation of a fluorescent diarylethene derivative in super-resolution microscopy

Yuhei Arai, Syoji Ito, Hajime Fujita, Yusuke Yoneda, Takahiro Kaji, Satoshi Takei, Ryota Kashihara, Masakazu Morimoto, Masahiro Irie, Hiroshi Miyasaka

CHEMICAL COMMUNICATIONS　Vol. 53　No. 29　p. 4066-4069　2017/04　Research paper (scientific journal)

Plasmonic Control and Stabilization of Asymmetric Light Scattering from Ag Nanocubes on TiO2

Koichiro Saito, Kenji Setoura, Syoji Ito, Hiroshi Miyasaka, Yoshitaka Mitsuda, Tetsu Tatsuma

ACS APPLIED MATERIALS & INTERFACES　Vol. 9　No. 12　p. 11064-11072　2017/03　Research paper (scientific journal)

Fluorescence On/Off Switching in Polymers Bearing Diarylethene and Fluorene in Their Side Chains

Tatsumoto Nakahama, Daichi Kitagawa, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

JOURNAL OF PHYSICAL CHEMISTRY C　Vol. 121　No. 11　p. 6272-6281　2017/03　Research paper (scientific journal)

Dynamics Control of Nanomaterials by Light and Fluctuations and Biomimetic Engineering

Vol. 46　No. 3　p. 104-112　2017/03

AIE phenomena of a cyanostilbene derivative as a probe of molecular assembly processes

Fuyuki Ito, Jun-ichi Fujimori, Narumi Oka, Michel Sliwa, Cyril Ruckebusch, Syoji Ito, Hiroshi Miyasaka

FARADAY DISCUSSIONS　Vol. 196　p. 231-243　2017/02　Research paper (scientific journal)

Stationary bubble formation and Marangoni convection induced by CW laser heating of a single gold nanoparticle

Kenji Setoura, Syoji Ito, Hiroshi Miyasaka

Nanoscale　Vol. 9　No. 2　p. 719-730　2017/01/14　Research paper (scientific journal)

Macroscopic Assembly by Optical Control of zmol-level DNA Hybridization

Takuya Iida, Yushi Nishimura, Mamoru Tamura, Keisuke Nishida, Syoji Ito, Shiho Tokonami

OPTICAL MANIPULATION CONFERENCE　Vol. 10252　2017　Research paper (international conference proceedings)

Submillimetre Network Formation by Light-induced Hybridization of Zeptomole-level DNA

Takuya Iida, Yushi Nishimura, Mamoru Tamura, Keisuke Nishida, Syoji Ito, Shiho Tokonami

SCIENTIFIC REPORTS　Vol. 6　2016/12　Research paper (scientific journal)

Practical Techniques : 3D Tracking of Single Guest Dyes in Polymer Thin Films on Glass Substrates

Vol. 65　No. 5　p. 255-257　2016/10

Sub-100 fs Charge Separation and Subsequent Diffusive Solvation Observed for Asymmetric Bianthryl Derivative in Ionic Liquid

Eisuke Takeuchi, Masayasu Murarnatsu, Tetsuro Katayama, Yusuke Yoneda, Syoji Ito, Yutaka Nagasawa, Hiroshi Miyasaka

JOURNAL OF PHYSICAL CHEMISTRY C　Vol. 120　No. 27　p. 14502-14512　2016/07　Research paper (scientific journal)

Stepwise Two-Photon-Induced Fast Photoswitching via Electron Transfer in Higher Excited States of Photochromic Imidazole Dimer

Yoichi Kobayashi, Tetsuro Katayama, Takuya Yamane, Kenji Setoura, Syoji Ito, Hiroshi Miyasaka, Jiro Abe

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY　Vol. 138　No. 18　p. 5930-5938　2016/05　Research paper (scientific journal)

Photochromism of diarylethene derivatives having benzophosphole and benzothiophene groups

Tomohiro Ichikawa, Masakazu Morimoto, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Masahiro Irie

DYES AND PIGMENTS　Vol. 126　p. 186-193　2016/03　Research paper (scientific journal)

Turn-on mode fluorescence photoswitching of diarylethene single crystals

Masakazu Morimoto, Ryota Kashihara, Katsuya Mutoh, Yoichi Kobayashi, Jiro Abe, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Masahiro Irie

CRYSTENGCOMM　Vol. 18　No. 38　p. 7241-7248　2016　Research paper (scientific journal)

Optical properties and solvatofluorochromism of fluorene derivatives bearing S,S-dioxidized thiophene

Tatsumoto Nakahama, Daichi Kitagawa, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Seiya Kobatake

PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES　Vol. 15　No. 10　p. 1254-1263　2016　Research paper (scientific journal)

Fluorescent Photochromic Diarylethene That Turns on with Visible Light

Takaki Sumi, Tomohiro Kaburagi, Masakazu Morimoto, Kanako Une, Hikaru Sotome, Syoji Ito, Hiroshi Miyasaka, Masahiro Irie

ORGANIC LETTERS　Vol. 17　No. 19　p. 4802-4805　2015/10　Research paper (scientific journal)

3D tracking of single guest molecules in polymer thin films toward the investigation of complex dynamics in micro-heterogeneous media

Ito Syoji, Taga Yuhai, Hiratsuka Kengo, Takei Satoshi, Kitagawa Daichi, Kobatake Seiya, Miyasaka Hiroshi

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY　Vol. 250　2015/08/16

Light induced temperature increase of gold nanoparticles: Single and ensemble particle measurements

Setoura Kenji, Ito Syoji, Miyasaka Hiroshi

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY　Vol. 250　2015/08/16

A Fluorescent Photochromic Diarylethene that Turns on with Visible Light.

Takaki Sumi, Tomohiro Kaburagi, Msakazu Morimoto, Kanako Une, Hiraku Sotome, Syoji Ito, Hiroshi Miyasaka, Masahiro Irie

Org. Letters　2015/04　Research paper (scientific journal)

Super-resolution localization microscopy reveals nanoscale dynamics of polymers and soft matter

Hirata S, Ito S, Vacha M, Miyasaka H

Kobunshi　Vol. 64　No. 9　p. 575-577　2015　Research paper (scientific journal)

Restricted diffusion of guest molecules in polymer thin films on solid substrates as revealed by three-dimensional single-molecule tracking

Syoji Ito, Yuhei Taga, Kengo Hiratsuka, Satoshi Takei, Daichi Kitagawa, Seiya Kobatake, Hiroshi Miyasaka

CHEMICAL COMMUNICATIONS　Vol. 51　No. 72　p. 13756-13759　2015　Research paper (scientific journal)

Properties and evolution of emission in molecular aggregates of a perylene ammonium derivative in polymer matrices

Fuyuki Ito, Hirofumi Sato, Yuri Ugachi, Narumi Oka, Syoji Ito, Hiroshi Miyasaka

PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES　Vol. 14　No. 10　p. 1896-1902　2015　Research paper (scientific journal)

Inhomogeneous Deactivation with UV Excitation in Submicron Grains of Lead Iodide Perovskite-based Solar Cell as Revealed by Femtosecond Transient Absorption Microscopy

Tetsuro Katayama, Akira Jinno, Eisuke Takeuchi, Syoji Ito, Masaru Endo, Atsushi Wakamiya, Yasujiro Murata, Yuhei Ogomi, Shuji Hayase, Hiroshi Miyasaka

CHEMISTRY LETTERS　Vol. 43　No. 10　p. 1656-1658　2014/10　Research paper (scientific journal)

The Effect of Pre-solvation in the Ground State on Photoinduced Electron Transfer in Ionic Liquids

Masayasu Muramatsu, Satoe Morishima, Tetsuro Katayama, Syoji Ito, Yutaka Nagasawa, Hiroshi Miyasaka

JOURNAL OF SOLUTION CHEMISTRY　Vol. 43　No. 9-10　p. 1550-1560　2014/10　Research paper (scientific journal)

Selective Assembly of Nanoparticles by Doughnut Beams

Vol. 21　No. 3　p. 206-209　2014/10

Control of Submillimeter Phase Transition by Collective Photothermal Effect

Yushi Nishimura, Keisuke Nishida, Yojiro Yamamoto, Syoji Ito, Shiho Tokonami, Takuya Iida

JOURNAL OF PHYSICAL CHEMISTRY C　Vol. 118　No. 32　p. 18799-18804　2014/08　Research paper (scientific journal)

Theory for optical assembling of anisotropic nanoparticles by tailored light fields under thermal fluctuations

Mamoru Tamura, Syoji Ito, Shiho Tokonami, Takuya Iida

RESEARCH ON CHEMICAL INTERMEDIATES　Vol. 40　No. 6　p. 2303-2313　2014/07　Research paper (scientific journal)

Photothermogenic Properties of Different-Sized Gold Nanoparticles for Application to Photothermal Therapy

Chie Kojima, Naoya Oeda, Syoji Ito, Hiroshi Miyasaka, Takuya Iida

CHEMISTRY LETTERS　Vol. 43　No. 7　p. 975-976　2014/07　Research paper (scientific journal)

Organic solvent-free water-developable sugar resist material derived from biomass in green lithography

Satoshi Takei, Akihiro Oshima, Takumi Ichikawa, Atsushi Sekiguchi, Miki Kashiwakura, Takahiro Kozawa, Seiichi Tagawa, Tomoko G. Oyama, Syoji Ito, Hiroshi Miyasaka

MICROELECTRONIC ENGINEERING　Vol. 122　p. 70-76　2014/06　Research paper (scientific journal)

Fluorescence Behavior of Single Guest Molecules in Nonpolar Oil Droplets Covered with Stabilizing Surfactants

Syoji Ito, Atsushi Iida, Masakazu Yasuda, Hiroshi Miyasaka

JOURNAL OF PHYSICAL CHEMISTRY C　Vol. 118　No. 19　p. 10348-10357　2014/05　Research paper (scientific journal)

Selective Sorting and Spatial Patterning of Uniform Plasmonic Nanoparticles by Utilizing Radiation Pressure

2014/04　Research paper (other academic)

Ultrafast intramolecular charge transfer process of asymmetric 9,9'-bianthryl derivative in ionic liquid

Takeuchi E, Muramatsu M, Katayama T, Ito S, Nagasawa Y, Miyasaka H

Optics InfoBase Conference Papers　2014　Research paper (international conference proceedings)

Constraint-induced structural deformation of planarized triphenylboranes in the excited state

Tomokatsu Kushida, Cristopher Camacho, Ayumi Shuto, Stephan Irle, Masayasu Muramatsu, Tetsuro Katayama, Syoji Ito, Yutaka Nagasawa, Hiroshi Miyasaka, Eri Sakuda, Noboru Kitamura, Zhiguo Zhou, Atsushi Wakamiya, Shigehiro Yamaguchi

CHEMICAL SCIENCE　Vol. 5　No. 4　p. 1296-1304　2014　Research paper (scientific journal)

三次元ナノ構造を光で見る 超解像蛍光顕微鏡法の発展

伊都将司

化学　Vol. 68　No. 11　p. 62-63　2013/11

Selective Optical Assembly of Highly Uniform Nanoparticles by Doughnut-Shaped Beams

Syoji Ito, Hiroaki Yamauchi, Mamoru Tamura, Shimpei Hidaka, Hironori Hattori, Taichi Hamada, Keisuke Nishida, Shiho Tokonami, Tamitake Itoh, Hiroshi Miyasaka, Takuya Iida

SCIENTIFIC REPORTS　Vol. 3　2013/10　Research paper (scientific journal)

Permanent fixing or reversible trapping and release of DNA micropatterns on a gold nanostructure using continuous-wave or femtosecond-pulsed near-infrared laser light

Tatsuya Shoji, Junki Saitoh, Noboru Kitamura, Fumika Nagasawa, Kei Murakoshi, Hiroaki Yamauchi, Syoji Ito, Hiroshi Miyasaka, Hajime Ishihara, Yasuyuki Tsuboi

Journal of the American Chemical Society　Vol. 135　No. 17　p. 6643-6648　2013/05/01　Research paper (scientific journal)

Temperature near Gold Nanoparticles under Photoexcitation: Evaluation Using a Fluorescence Correlation Technique

Hiroaki Yamauchi, Syoji Ito, Ken-ichi Yoshida, Tamitake Itoh, Yasuyuki Tsuboi, Noboru Kitamura, Hiroshi Miyasaka

JOURNAL OF PHYSICAL CHEMISTRY C　Vol. 117　No. 16　p. 8388-8396　2013/04　Research paper (scientific journal)

分子系への光トラッピング応用

伊都将司

光化学　Vol. 44　No. 1　p. 18-25　2013/04

Controlled spontaneous emission of single molecules in a two-dimensional photonic band gap

Takahiro Kaji, Toshiki Yamada, Syoji Ito, Hiroshi Miyasaka, Rieko Ueda, Shin-Ichiro Inoue, Akira Otomo

Journal of the American Chemical Society　Vol. 135　No. 1　p. 106-109　2013/01/09　Research paper (scientific journal)

Photonic-Crystal-Based Platform to Control Spontaneous Emission From Single Molecules

T. Kaji, T. Yamada, S. Ito, H. Miyasaka, R. Ueda, S. Inoue, A. Otomo

2013 CONFERENCE ON LASERS AND ELECTRO-OPTICS PACIFIC RIM (CLEO-PR)　2013　Research paper (international conference proceedings)

Photoinduced charge-transfer dynamics of sequentially aligned donor-acceptor systems in an ionic liquid

Masayasu Muramatsu, Tetsuro Katayama, Syoji Ito, Yutaka Nagasawa, Daisuke Matsuo, Yoshinori Suzuma, Lifen Peng, Akihiro Orita, Junzo Otera, Hiroshi Miyasaka

PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES　Vol. 12　No. 10　p. 1885-1894　2013　Research paper (scientific journal)

Metallic-Nanostructure-Enhanced Optical Trapping of Flexible Polymer Chains in Aqueous Solution As Revealed by Confocal Fluorescence Microspectroscopy

Mariko Toshimitsu, Yuriko Matsumura, Tatsuya Shoji, Noboru Kitamura, Mai Takase, Kei Murakoshi, Hiroaki Yamauchi, Syoji Ito, Hiroshi Miyasaka, Atsushi Nobuhiro, Yoshihiko Mizumoto, Hajime Ishihara, Yasuyuki Tsuboi

JOURNAL OF PHYSICAL CHEMISTRY C　Vol. 116　No. 27　p. 14610-14618　2012/07　Research paper (scientific journal)

Enhancement of vibrational coherence by femtosecond degenerate four-wave-mixing for a chromophore in 1-propanol glass

Yutaka Nagasawa, Shoichi Ito, Masayasu Muramatsu, Hiroshi Miyasaka

Photochemical and Photobiological Sciences　Vol. 10　No. 9　p. 1436-1440　2011/09　Research paper (scientific journal)

One-Color Reversible Control of Photochromic Reactions in a Diarylethene Derivative: Three-Photon Cyclization and Two-Photon Cycloreversion by a Near-Infrared Femtosecond Laser Pulse at 1.28 mu m

Kazuya Mori, Yukihide Ishibashi, Hirohisa Matsuda, Syoji Ito, Yutaka Nagasawa, Hirotomo Nakagawa, Kingo Uchida, Satoshi Yokojima, Shinichiro Nakamura, Masahiro Irie, Hiroshi Miyasaka

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY　Vol. 133　No. 8　p. 2621-2625　2011/03　Research paper (scientific journal)

単一ケスト分子の動きから高分子材料の複雑な反応タイナミクスを追跡する

伊都将司, 宮坂 博

Vol. 60　p. 54-57　2011/02

Theoretical study of light-induced force on spherical shell-type metallic nanocomposites

S. Hidaka, H. Hattori, Y. Yamamoto, S. Tokonami, H. Yamauchi, S. Ito, T. Iida

2011 Int. Quantum Electron. Conf., IQEC 2011 and Conf. Lasers and Electro-Optics, CLEO Pacific Rim 2011 Incorporating the Australasian Conf. Optics, Lasers and Spectroscopy and the Australian Conf.　p. 1481-1482　2011　Research paper (international conference proceedings)

Nanoscale dynamics of 3D network formation in polymeric materials: Evaluation by tracking individual motions of guest dyes

Ito S, Miyasaka H

Kobunshi　Vol. 60　No. 2　p. 54-57　2011　Research paper (scientific journal)

Carboxylate Ligand-Induced Intramolecular C-H Bond Activation of Iridium Complexes with N-Phenylperimidine-Based Carbene Ligands

Hayato Tsurugi, Shingo Fujita, Gyeongshin Choi, Tsuneaki Yamagata, Syoji Ito, Hiroshi Miyasaka, Kazushi Mashima

ORGANOMETALLICS　Vol. 29　No. 18　p. 4120-4129　2010/09　Research paper (scientific journal)

Photochromic Nucleobase Photoisomerized by Visible Light

Shinzi Ogasawara, Syoji Ito, Hiroshi Miyasaka, Mizuo Maeda

CHEMISTRY LETTERS　Vol. 39　No. 9　p. 956-957　2010/09　Research paper (scientific journal)

Evaluation of radiation force acting on macromolecules by combination of Brownian dynamics simulation with fluorescence correlation spectroscopy

Syoji Ito, Naoki Toitani, Hiroaki Yamauchi, Hiroshi Miyasaka

PHYSICAL REVIEW E　Vol. 81　No. 6　2010/06　Research paper (scientific journal)

単分子蛍光イメージングで観る反応性高分子薄膜材料のネットワーク形成ダイナミクスとミクロ不均一性

伊都将司

Colloid & Interface Communication　Vol. 35　No. 1　p. 14-17　2010/03

Photoinduced electron transfer in tris(2,2 '-bipyridine)ruthenium(II)-viologen dyads with peptide backbones leading to long-lived charge separation and hydrogen evolution

Makoto Ogawa, Bijitha Balan, Gopalakrishnan Ajayakumar, Shigeyuki Masaoka, Heinz-Bernhard Kraatz, Masayasu Muramatsu, Syoji Ito, Yutaka Nagasawa, Hiroshi Miyasaka, Ken Sakai

DALTON TRANSACTIONS　Vol. 39　No. 18　p. 4421-4434　2010　Research paper (scientific journal)

単分子追跡で材料のミクロな情報をつかむ！

伊都将司, 宮坂 博

化学　Vol. 65　No. 1　p. 38-43　2010/01

Construction of Micro-Spectroscopic Systems and their Application to the Detection of Molecular Dynamics in a Small Domain

Syoji Ito, Hirohisa Matsuda, Takashi Sugiyama, Naoki Toitani, Yutaka Nagasawa, Hiroshi Miyasaka

Molecular Nano Dynamics: Vol. I: Spectroscopic Methods and Nanostructures / Vol. II: Active Surfaces, Single Crystals and Single Biocells　Vol. 1　p. 133-154　2009/11/27　Part of collection (book)

Microscopic Structure and Mobility of Guest Molecules in Mesoporous Hybrid Organosilica: Evaluation with Single-Molecule Tracking

Syoji Ito, Shohei Fukuya, Takatsugu Kusumi, Yukihide Ishibashi, Hiroshi Miyasaka, Yasutomo Goto, Masamichi Ikai, Takao Tani, Shinji Inagaki

JOURNAL OF PHYSICAL CHEMISTRY C　Vol. 113　No. 27　p. 11884-11891　2009/07　Research paper (scientific journal)

Ultrafast Photodissociation Dynamics of a Hexaarylbiimidazole Derivative with Pyrenyl Groups: Dispersive Reaction from Femtosecond to Ten Nanosecond Time Regions

Hiroshi Miyasaka, Yusuke Satoh, Yukihide Ishibashi, Syoji Ito, Yutaka Nagasawa, Seiji Taniguchi, Haik Chosrowjan, Noboru Mataga, Daisuke Kato, Azusa Kikuchi, Jiro Abe

J. Am. Chem. Soc.　2009/05　Research paper (scientific journal)

Optical force enhanced by plasmon resonance allowing position-sensitive synthesis and immobilization of single Ag nanoparticles on glass surfaces

Tamitake Itoh, Vasudevanpillai Biju, Mitsuru Ishikawa, Syoji Ito, Hiroshi Miyasaka

APPLIED PHYSICS LETTERS　Vol. 94　No. 14　2009/04　Research paper (scientific journal)

Diffusion processes of single fluorescent molecules in a polymer-based thin material with three-dimensional network

Syoji Ito, Takatsugu Kusumi, Satoshi Takei, Hiroshi Miyasaka

Chemical Communications　Vol. 41　No. 41　p. 6165-6167　2009　Research paper (scientific journal)

Enhancement of coherent vibration by degenerate four-wave-mixing technique in low temperature 1-propanol glass

Yutaka Nagasawa, Shoichi Ito, Hiroshi Miyasaka

2007 PACIFIC RIM CONFERENCE ON LASERS AND ELECTRO-OPTICS, VOLS 1-4　p. 1386-1387　2007　Research paper (international conference proceedings)

Chapter 13 Molecular motion under the trapping potential of optical tweezers

Syoji Ito, Takashi Sugiyama, Naoki Toitani, Hiroshi Miyasaka

Handai Nanophotonics　Vol. 3　p. 197-205　2007　Research paper (scientific journal)

Molecular translational diffusion in solution under radiation pressure of near infrared laser light

Syoji Ito, Takashi Sugiyama, Naoki Toitani, Genki Katayama, Lingyun Pan, Naoto Tamai, Hiroshi Miyasaka

OPTICAL TRAPPING AND OPTICAL MICROMANIPULATION III　Vol. 6326　2006　Research paper (international conference proceedings)

The Hierarchic Microscopic Viscosity of Saccharide Aqueous Solutions : Studies by Femtosecond Pump-probe and Fluorescence Correlation Spectroscopy

NAGASAWA Yutaka, OGASAWARA Mayu, KATAYAMA Genki, NAKAGAWA Yukako, ITO Syoji, MIYASAKA Hiroshi

Cryobiology and cryotechnology　Vol. 51　No. 2　p. 155-158　2005/12　Research paper (scientific journal)

Picosecond nanosecond laser photolysis studies of a photoacid generator in solutions: Transient absorption spectroscopy and transient grating measurements

M Saotome, S Takano, A Tokushima, S Ito, S Nakashima, Y Nagasawa, T Okada, H Miyasaka

PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES　Vol. 4　No. 1　p. 83-88　2005　Research paper (scientific journal)

Assembling nano/bio materials by utilizing focused laser beams

S Ito, C Matsubara, Y Hosokawa, K Ikeda, H Mori, H Masuhara

NANOPHOTONICS: INTEGRATING PHOTOCHEMISTRY, OPTICS AND NANO/BIO MATERIALS STUDIES　Vol. 1　No. C　p. 421-435　2004　Research paper (international conference proceedings)

Laser Manipulation of Individual Nanoparticles

Syouji Ito, Hiroyuki yoshikawa, Hiroshi Masuhara

2001/07

Erratum: Optical patterning and photochemical fixation of polymer nanoparticles on glass substrates (Applied Physics Letters (2001) 78 (2566))

Syoji Ito, Hiroyuki Yoshikawa, Hiroshi Masuhara

Applied Physics Letters　Vol. 78　No. 25　2001/06/18　Research paper (scientific journal)

Optical patterning and photochemical fixation of polymer nanoparticles on glass substrates (vol 78, pg 2566, 2001)

S Ito, H Yoshikawa, H Masuhara

APPLIED PHYSICS LETTERS　Vol. 78　No. 25　p. 4046-4046　2001/06

Optical patterning and photochemical fixation of polymer nanoparticles on glass substrates

S Ito, H Yoshikawa, H Masuhara

APPLIED PHYSICS LETTERS　Vol. 78　No. 17　p. 2566-2568　2001/04　Research paper (scientific journal)