Keio University

Published papers

Hasobe, Taku

41-60 items (total 71)

Siloxy Group-Induced Highly Efficient Room Temperature Phosphorescence with Long Lifetime

Author
Shimizu, Masaki, Shigitani, Ryosuke, Nakatani, Masaki, Kuwabara, Keiko, Miyake, Yusuke, Tajima, Kunihiko, Sakai, Hayato, Hasobe, Taku
Publication Title
Magazine name JOURNAL OF PHYSICAL CHEMISTRY C Volume 120(Issue 21) Start Page 11631 - End Page 11639 (Publication Date)2016/06)
Publication Category
Research paper (scientific journal)
ISSN
1932-7447

Controlled Excited-State Dynamics and Enhanced Fluorescence Property of Tetrasulfone[9]helicene by a Simple Synthetic Process

Author
Yamamoto, Yuki, Sakai, Hayato, Yuasa, Junpei, Araki, Yasuyuki, Wada, Takehiko, Sakanoue, Tomo, Takenobu, Taishi, Kawai, Tsuyoshi, Hasobe, Taku
Publication Title
Magazine name JOURNAL OF PHYSICAL CHEMISTRY C Volume 120(Issue 13) Start Page 7421 - End Page 7427 (Publication Date)2016/04)
Publication Category
Research paper (scientific journal)
ISSN
1932-7447

High-Yield Excited Triplet States in Pentacene Self-Assembled Monolayers on Gold Nanoparticles through Singlet Exciton Fission

Author
Kato, Daiki, Sakai, Hayato, Tkachenko, Nikolai V., Hasobe, Taku
Publication Title
Magazine name ANGEWANDTE CHEMIE-INTERNATIONAL EDITION Volume 55(Issue 17) Start Page 5230 - End Page 5234 (Publication Date)2016/04)
Publication Category
Research paper (scientific journal)
ISSN
1433-7851

Long-Lived Triplet Excited States of Bent-Shaped Pentacene Dimers by Intramolecular Singlet Fission

Author
Sakuma, Takao, Sakai, Hayato, Araki, Yasuyuki, Mori, Tadashi, Wada, Takehiko, Tkachenko, Nikolai V., Hasobe, Taku
Publication Title
Magazine name JOURNAL OF PHYSICAL CHEMISTRY A Volume 120(Issue 11) Start Page 1867 - End Page 1875 (Publication Date)2016/03)
Publication Category
Research paper (scientific journal)
ISSN
1089-5639

Photoinduced Processes of Supramolecular Nanoarrays Composed of Porphyrin and Benzo[ghi]perylenetriimide Units through Triple Hydrogen Bonds with One-Dimensional Columnar Phases

Author
Sakai, Hayato, Ohkubo, Kei, Fukuzumi, Shunichi, Hasobe, Taku
Publication Title
Magazine name CHEMISTRY-AN ASIAN JOURNAL Volume 11(Issue 4) Start Page 613 - End Page 624 (Publication Date)2016/02)
Publication Category
Research paper (scientific journal)
ISSN
1861-4728

Control of local structures and photophysical properties of zinc porphyrin-based supramolecular assemblies structurally organized by regioselective ligand coordination

Author
Sakuma, Takao, Sakai, Hayato, Araki, Yasuyuki, Wada, Takehiko, Hasobe, Taku
Publication Title
Magazine name PHYSICAL CHEMISTRY CHEMICAL PHYSICS Volume 18(Issue 7) Start Page 5453 - End Page 5463 (Publication Date)2016/02)
Publication Category
Research paper (scientific journal)
ISSN
1463-9076

Ultrafast photoinduced electron transfer in face-to-face charge-transfer pi-complexes of planar porphyrins and hexaazatriphenylene derivatives

Author
Aoki, Toru, Sakai, Hayato, Ohkubo, Kei, Sakanoue, Tomo, Takenobu, Taishi, Fukuzumi, Shunichi, Hasobe, Taku
Publication Title
Magazine name CHEMICAL SCIENCE Volume 6(Issue 2) Start Page 1498 - End Page 1509 (Publication Date)2015)
Publication Category
Research paper (scientific journal)
ISSN
2041-6520

Near-Infrared Photoelectrochemical Conversion via Photoinduced Charge Separation in Supramolecular Complexes of Anionic Phthalocyanines with Li+@C-60

Author
Kawashima, Yuki, Ohkubo, Kei, Blas-Ferrando, Vicente Manuel, Sakai, Hayato, Font-Sanchis, Enrique, Ortiz, Javier, Fernandez-Lazaro, Fernando, Hasobe, Taku, Sastre-Santos, Angela, Fukuzumi, Shunichi
Publication Title
Magazine name JOURNAL OF PHYSICAL CHEMISTRY B Volume 119(Issue 24) Start Page 7690 - End Page 7697 (Publication Date)2015/06)
Publication Category
Research paper (scientific journal)
ISSN
1520-6106

Highly Fluorescent [7]Carbohelicene Fused by Asymmetric 1,2-Dialkyl-Substituted Quinoxaline for Circularly Polarized Luminescence and Electroluminescence

Author
Sakai, Hayato, Shinto, Sho, Kumar, Jatish, Araki, Yasuyuki, Sakanoue, Tomo, Takenobu, Taishi, Wada, Takehiko, Kawai, Tsuyoshi, Hasobe, Taku
Publication Title
Magazine name JOURNAL OF PHYSICAL CHEMISTRY C Volume 119(Issue 24) Start Page 13937 - End Page 13947 (Publication Date)2015/06)
Publication Category
Research paper (scientific journal)
ISSN
1932-7447

Ultrafast photoinduced electron transfer in face-to-face charge-transfer π-complexes of planar porphyrins and hexaazatriphenylene derivatives

Author
HASOBE Taku
Publication Title
Magazine name Chem. Sci. Volume 6(Issue 2) Start Page 1498 - End Page 1509 (Publication Date)2014/11)
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Photoelectrochemical properties of supramolecular composites of an anionic zinc chlorin and Li+@C60 on SnO2

Author
HASOBE Taku
Publication Title
Magazine name J. Porphyrins Phthalocyanines Start Page 982 - End Page 990 (Publication Date)2014/09)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Systematic Control of the Excited-State Dynamics and Carrier-Transport Properties of Functionalized Benzo[ghi]perylene and Coronene Derivatives

Author
Hirayama, Sunao, Sakai, Hayato, Araki, Yasuyuki, Tanaka, Minako, Imakawa, Masaki, Wada, Takehiko, Takenobu, Taishi, Hasobe, Taku
Publication Title
Magazine name CHEMISTRY-A EUROPEAN JOURNAL Volume 20(Issue 29) Start Page 9081 - End Page 9093 (Publication Date)2014/07)
Publication Category
Research paper (scientific journal)
ISSN
0947-6539

Electron-Transfer Reduction Properties and Excited-State Dynamics of Benzo[ghi]peryleneimide and Coroneneimide Derivatives

Author
Ida, Koichi, Sakai, Hayato, Ohkubo, Kei, Araki, Yasuyuki, Wada, Takehiko, Sakanoue, Tomo, Takenobu, Taishi, Fukuzumi, Shunichi, Hasobe, Taku
Publication Title
Magazine name JOURNAL OF PHYSICAL CHEMISTRY C Volume 118(Issue 14) Start Page 7710 - End Page 7720 (Publication Date)2014/04)
Publication Category
Research paper (scientific journal)
ISSN
1932-7447

Preparation and Photoelectrochemical Properties of Supramolecular Assemblies of Nanoscale Carbon Material Composites

Author
Hasobe, Taku, Sakai, Hayato
Publication Title
Magazine name ECS JOURNAL OF SOLID STATE SCIENCE AND TECHNOLOGY Volume 2(Issue 10) Start Page M3015 - End Page M3022 (Publication Date)2013)
Publication Category
Research paper (scientific journal)
ISSN
2162-8769

Enhanced photoelectrochemical performance of composite photovoltaic cells of Li+@C-60-sulphonated porphyrin supramolecular nanoclusters

Author
Ohkubo, Kei, Kawashima, Yuki, Sakai, Hayato, Hasobe, Taku, Fukuzumi, Shunichi
Publication Title
Magazine name CHEMICAL COMMUNICATIONS Volume 49(Issue 40) Start Page 4474 - End Page 4476 (Publication Date)2013)
Publication Category
Research paper (scientific journal)
ISSN
1359-7345

Multi-color light-emitting transistors composed of organic single crystals

Author
Yomogida, Yohei, Sakai, Hayato, Sawabe, Kosuke, Gocho, Shota, Bisri, Satria Zulkarnaen, Nakanotani, Hajime, Adachi, Chihaya, Hasobe, Taku, Iwasa, Yoshihiro, Takenobu, Taishi
Publication Title
Magazine name ORGANIC ELECTRONICS Volume 14(Issue 11) Start Page 2737 - End Page 2742 (Publication Date)2013/11)
Publication Category
Research paper (scientific journal)
ISSN
1566-1199

Porphyrin-Based Supramolecular Nanoarchitectures for Solar Energy Conversion

Author
Hasobe, Taku
Publication Title
Magazine name JOURNAL OF PHYSICAL CHEMISTRY LETTERS Volume 4(Issue 11) Start Page 1771 - End Page 1780 (Publication Date)2013/06)
Publication Category
Research paper (scientific journal)
ISSN
1948-7185

Remarkable Enhancement of Photocatalytic Hydrogen Evolution Efficiency Utilizing An Internal Cavity of Supramolecular Porphyrin Hexagonal Nanocylinders Under Visible-Light Irradiation

Author
Hasobe, Taku, Sakai, Hayato, Mase, Kentaro, Ohkubo, Kei, Fukuzumi, Shunichi
Publication Title
Magazine name JOURNAL OF PHYSICAL CHEMISTRY C Volume 117(Issue 9) Start Page 4441 - End Page 4449 (Publication Date)2013/03)
Publication Category
Research paper (scientific journal)
ISSN
1932-7447

Remarkable Enhancement of Photocatalytic Hydrogen Evolution Efficiency Utilizing An Internal Cavity of Supramolecular Porphyrin Hexagonal Nanocylinders Under Visible-Light Irradiation

Author
T. Hasobe,* H. Sakai, K. Mase, K. Ohkubo, S. Fukuzumi
Publication Title
Magazine name J. Phys. Chem. C Volume 117(Issue 9) Start Page 4441–4449 (Publication Date)2013/02)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
Without

Photo- and electro-functional self-assembled architectures of porphyrins

Author
Taku Hasobe
Publication Title
Magazine name Phys. Chem. Chem. Phys. Volume 14(Issue 46) Start Page 15975-15987 (Publication Date)2012/09)
Authorship Category
Single Work
Publication Category
Research paper (scientific journal)
Peer-review Status
Without