Personal information

Japan

Activities

Employment (4)

The University of Tokyo: Kashiwa, Chiba, JP

2023-08-01 to present | Associate Professor (Graduate School of Frontier Sciences)
Employment
Source: Self-asserted source
Yasunari Tamai

Kyoto University: Kyoto, JP

2016-11-01 to 2023-07-31 | Assistant Professor
Employment
Source: Self-asserted source
Yasunari Tamai

Japan Science and Technology Agency: Saitama, JP

2018-10 to 2022-03-31 (PRESTO)
Employment
Source: Self-asserted source
Yasunari Tamai

University of Cambridge: Cambridge, Cambridgeshire, GB

2015-09 to 2016-09 | Postdoc (Department of Physics)
Employment
Source: Self-asserted source
Yasunari Tamai

Works (50 of 54)

Items per page:
Page 1 of 2

(Invited) Role of the Energy Offset in the Charge Separation at the Donor: Acceptor Interface

ECS Meeting Abstracts
2024-08-09 | Journal article
Contributors: Yasunari Tamai
Source: check_circle
Crossref

How to Interpret Transient Absorption Data?: An Overview of Case Studies for Application to Organic Solar Cells

Advanced Energy Materials
2024-02 | Journal article
Contributors: Yasunari Tamai; Yasuhiro Murata; Shin‐ichiro Natsuda; Yuji Sakamoto
Source: check_circle
Crossref

Role of the energy offset in the charge photogeneration and voltage loss of nonfullerene acceptor-based organic solar cells

Journal of Materials Chemistry A
2023 | Journal article
Contributors: Yasunari Tamai; Rei Shirouchi; Toshiharu Saito; Kazuki Kohzuki; Shin-ichiro Natsuda
Source: check_circle
Crossref

Intrinsic Advantage of Fused‐Ring Nonfullerene Acceptor‐Based Organic Solar Cells to Reduce Voltage Loss

physica status solidi (a)
2023-12 | Journal article
Contributors: Toshiharu Saito; Shin-ichiro Natsuda; Rei Shirouchi; Kenta Imakita; Kazuki Kohzuki; Yasunari Tamai
Source: check_circle
Crossref

Charge Separation from Triplet Excited States in Nonfullerene Acceptor‐Based Organic Solar Cells

Solar RRL
2023-09 | Journal article
Contributors: Kazuki Kohzuki; Rei Shirouchi; Shin-ichiro Natsuda; Toshiharu Saito; Yuji Sakamoto; Yasunari Tamai
Source: check_circle
Crossref

(Invited) Ternary-Cascaded Triplet Energy Landscape for Solid-State Photon Upconversion

ECS Meeting Abstracts
2023-08-28 | Journal article
Contributors: Yasunari Tamai
Source: check_circle
Crossref

Role of the energy offset on the charge photogeneration and voltage loss of nonfullerene acceptor-based organic solar cells

2023-04-18 | Preprint
Contributors: Yasunari Tamai; Rei Shirouchi; Toshiharu Saito; Kazuki Kohzuki; Shin-ichiro Natsuda
Source: check_circle
Crossref

What's Next for Organic Solar Cells? The Frontiers and Challenges

Advanced Energy and Sustainability Research
2023-01 | Journal article
Contributors: Yasunari Tamai
Source: check_circle
Crossref

What's Next for Organic Solar Cells? The Frontiers and Challenges

Advanced Energy and Sustainability Research
2023-01 | Journal article
Contributors: Yasunari Tamai
Source: check_circle
Crossref

Cascaded energy landscape as a key driver for slow yet efficient charge separation with small energy offset in organic solar cells

Energy & Environmental Science
2022 | Journal article
Contributors: Shin-ichiro Natsuda; Toshiharu Saito; Rei Shirouchi; Yuji Sakamoto; Taiki Takeyama; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Development of NIR emissive fully-fused bisboron complexes with π-conjugated systems including multiple azo groups

Dalton Transactions
2022 | Journal article
Contributors: Masashi Nakamura; Masayuki Gon; Shin-ichiro Natsuda; Yasunari Tamai; Hideo Ohkita; Kazuo Tanaka; Yoshiki Chujo
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Unlocking the Full Potential of Polymer-Based Solid-State Photon Upconversion

ECS Journal of Solid State Science and Technology
2022-12-01 | Journal article
Contributors: Yuji Sakamoto; Yasunari Tamai
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Delocalization suppresses nonradiative charge recombination in polymer solar cells

Polymer Journal
2022-11 | Journal article
Contributors: Shin-ichiro Natsuda; Toshiharu Saito; Rei Shirouchi; Kenta Imakita; Yasunari Tamai
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Triplet sensitization via charge recombination at organic heterojunction for efficient near-infrared to visible solid-state photon upconversion

Communications Materials
2022-10-18 | Journal article
Contributors: Yuji Sakamoto; Seiichiro Izawa; Hideo Ohkita; Masahiro Hiramoto; Yasunari Tamai
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

(Invited) Cascaded Energy Landscape As a Key Driver for Slow Yet Efficient Charge Separation with Small Energy Offset in Organic Solar Cells

ECS Meeting Abstracts
2022-07-07 | Journal article
Contributors: Yasunari Tamai
Source: check_circle
Crossref

Intrachain Exciton Motion Can Compete with Interchain Hopping in Conjugated Polymer Films with a Strong J-Aggregate Property

The Journal of Physical Chemistry Letters
2022-03-10 | Journal article
Contributors: Yasuhiro Murata; Yasunari Tamai
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Prolongation of the singlet exciton lifetime of nonfullerene acceptor films by the replacement of the central benzene core with naphthalene

Sustainable Energy & Fuels
2021 | Journal article
Contributors: Tomokazu Umeyama; Kensho Igarashi; Yasunari Tamai; Tatsuho Wada; Taiki Takeyama; Daiki Sasada; Keiichi Ishida; Tomoyuki Koganezawa; Shunsuke Ohtani; Kazuo Tanaka et al.
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Effect of Terminal-Group Halogenation of Naphthalene-Based Nonfullerene Acceptors on Their Film Structure and Photophysical and Photovoltaic Properties

ACS Applied Energy Materials
2021-12-27 | Journal article
Contributors: Tomokazu Umeyama; Tatsuho Wada; Kensho Igarashi; Kosaku Kato; Akira Yamakata; Taiki Takeyama; Yuji Sakamoto; Yasunari Tamai; Hideo Ohkita; Keiichi Ishida et al.
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Singlet and Triplet Excited-State Dynamics of a Nonfullerene Electron Acceptor Y6

The Journal of Physical Chemistry C
2021-09-30 | Journal article
Contributors: Shin-ichiro Natsuda; Yuji Sakamoto; Taiki Takeyama; Rei Shirouchi; Toshiharu Saito; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Cascaded energy landscape as a key driver for slow yet efficient charge separation with small energy offset in organic solar cells

2021-08-06 | Preprint
Contributors: Shin-ichiro Natsuda; Toshiharu Saito; Rei Shirouchi; Yuji Sakamoto; Taiki Takeyama; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref

Cascaded energy landscape as a key driver for slow yet efficient charge separation with small energy offset in organic solar cells

2021-08-06 | Other
Contributors: Shin-ichiro Natsuda; Toshiharu Saito; Rei Shirouchi; Yuji Sakamoto; Taiki Takeyama; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref

Cascaded energy landscape as a key driver for slow yet efficient charge separation with small energy offset in organic solar cells

2021-08-04 | Preprint
Contributors: Shin-ichiro Natsuda; Toshiharu Saito; Rei Shirouchi; Yuji Sakamoto; Taiki Takeyama; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Cascaded energy landscape as a key driver for slow yet efficient charge separation with small energy offset in organic solar cells

2021-08-04 | Other
Contributors: Shin-ichiro Natsuda; Toshiharu Saito; Rei Shirouchi; Yuji Sakamoto; Taiki Takeyama; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref

Molecular Understanding of How the Interfacial Structure Impacts the Open-Circuit Voltage of Highly Crystalline Polymer Solar Cells

ACS Applied Materials & Interfaces
2021-07-28 | Journal article
Contributors: Tomohiro Fukuhara; Koshi Yamazaki; Takuto Hidani; Masahiko Saito; Yasunari Tamai; Itaru Osaka; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Singlet and triplet excited-state dynamics of a nonfullerene electron acceptor Y6

2021-07-14 | Preprint
Contributors: Shin-ichiro Natsuda; Yuji Sakamoto; Taiki Takeyama; Rei Shirouchi; Toshiharu Saito; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Singlet and triplet excited-state dynamics of a nonfullerene electron acceptor Y6

2021-07-14 | Other
Contributors: Shin-ichiro Natsuda; Yuji Sakamoto; Taiki Takeyama; Rei Shirouchi; Toshiharu Saito; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref

Efficient light-harvesting, energy migration, and charge transfer by nanographene-based nonfullerene small-molecule acceptors exhibiting unusually long excited-state lifetime in the film state

Chemical Science
2020 | Journal article
Part of ISSN: 2041-6520
Part of ISSN: 2041-6539
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 3)‎

Nongeminate charge recombination in organic photovoltaics

Sustainable Energy & Fuels
2020 | Journal article
Contributors: Tomohiro Fukuhara; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Significantly Sensitized Ternary Blend Polymer Solar Cells with a Very Small Content of the Narrow-Band Gap Third Component That Utilizes Optical Interference

Macromolecules
2020-12-08 | Journal article
Contributors: Masahiko Saito; Yasunari Tamai; Hiroyuki Ichikawa; Hiroyuki Yoshida; Daisuke Yokoyama; Hideo Ohkita; Itaru Osaka
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Sensitizer–host–annihilator ternary-cascaded triplet energy landscape for efficient photon upconversion in the solid state

The Journal of Chemical Physics
2020-10-28 | Journal article
Contributors: Yuji Sakamoto; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Role of Energy Offset in Nonradiative Voltage Loss in Organic Solar Cells

Solar RRL
2020-09 | Journal article
Contributors: Toshiharu Saito; Shin-ichiro Natsuda; Kenta Imakita; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref

Role of Energy Offset in Nonradiative Voltage Loss in Organic Solar Cells

Solar RRL
2020-09 | Journal article
Contributors: Toshiharu Saito; Shin-ichiro Natsuda; Kenta Imakita; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Delocalization boosts charge separation in organic solar cells

Polymer Journal
2020-07-16 | Journal article
Contributors: Yasunari Tamai
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Two-Dimensional Exciton Diffusion in an HJ-Aggregate of Naphthobisoxadiazole-Based Copolymer Films

The Journal of Physical Chemistry C
2020-06-18 | Journal article
Contributors: Yasuhiro Murata; Taiki Takeyama; Yuji Sakamoto; Kento Yamaguchi; Yasunari Tamai; Hideo Ohkita
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Impact of Noncovalent Sulfur–Fluorine Interaction Position on Properties, Structures, and Photovoltaic Performance in Naphthobisthiadiazole‐Based Semiconducting Polymers

Advanced Energy Materials
2020-02 | Journal article
Part of ISSN: 1614-6832
Part of ISSN: 1614-6840
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Enhanced Hole Transport in Ternary Blend Polymer Solar Cells

ChemPhysChem
2019-10-16 | Journal article
Part of ISSN: 1439-4235
Part of ISSN: 1439-7641
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Bimolecular recombination and fill factor in crystalline polymer solar cells

Japanese Journal of Applied Physics
2018-08-01 | Journal article
Part of ISSN: 0021-4922
Part of ISSN: 1347-4065
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Exciton and charge dynamics in polymer solar cells

Kobunshi Ronbunshu
2017 | Journal article
EID:

2-s2.0-85029807075

Part of ISSN: 03862186
Contributors: Tamai, Y.
Source: Self-asserted source
Yasunari Tamai via Scopus - Elsevier

Ultrafast Long-Range Charge Separation in Nonfullerene Organic Solar Cells

ACS Nano
2017-12-26 | Journal article
Part of ISSN: 1936-0851
Part of ISSN: 1936-086X
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Reduced Bimolecular Recombination in Polymer Solar Cells

Journal of Photopolymer Science and Technology
2016 | Journal article
Part of ISSN: 0914-9244
Part of ISSN: 1349-6336
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Light-Induced Degradation Mechanism in Poly(3-hexylthiophene)/Fullerene Blend Solar Cells

Advanced Energy Materials
2016-06 | Journal article
Part of ISSN: 1614-6832
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Transient Absorption Spectroscopy for Polymer Solar Cells

IEEE Journal of Selected Topics in Quantum Electronics
2016-01 | Journal article
Part of ISSN: 1077-260X
Part of ISSN: 1558-4542
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

High-efficiency polymer solar cells with small photon energy loss

Nature Communications
2015-12 | Journal article
Part of ISSN: 2041-1723
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Ultrafast Singlet Fission in a Push–Pull Low-Bandgap Polymer Film

Journal of the American Chemical Society
2015-12-30 | Journal article
Part of ISSN: 0002-7863
Part of ISSN: 1520-5126
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Interface Engineering for Ternary Blend Polymer Solar Cells with a Heterostructured Near-IR Dye

Advanced Materials
2015-10 | Journal article
Part of ISSN: 0935-9648
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Exciton Diffusion in Conjugated Polymers: From Fundamental Understanding to Improvement in Photovoltaic Conversion Efficiency

The Journal of Physical Chemistry Letters
2015-09-03 | Journal article
Part of ISSN: 1948-7185
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Charge-carrier generation in organic solar cells using crystalline donor polymers

Phys. Chem. Chem. Phys.
2014 | Journal article
Part of ISSN: 1463-9076
Part of ISSN: 1463-9084
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Dye Sensitization in the Visible Region for Low-Bandgap Polymer Solar Cells

Journal of The Electrochemical Society
2014 | Journal article
Part of ISSN: 0013-4651
Part of ISSN: 1945-7111
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

Triplet Exciton Dynamics in Fluorene−Amine Copolymer Films

Chemistry of Materials
2014-04-22 | Journal article
Part of ISSN: 0897-4756
Part of ISSN: 1520-5002
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎

One-Dimensional Singlet Exciton Diffusion in Poly(3-hexylthiophene) Crystalline Domains

The Journal of Physical Chemistry Letters
2014-01-16 | Journal article
Part of ISSN: 1948-7185
Source: Self-asserted source
Yasunari Tamai
grade
Preferred source (of 2)‎
Items per page:
Page 1 of 2

Peer review (30 reviews for 18 publications/grants)

Review activity for ACS applied materials & interfaces. (2)
Review activity for Advanced energy materials. (3)
Review activity for Advanced functional materials. (2)
Review activity for Advanced materials. (3)
Review activity for Angewandte Chemie. (1)
Review activity for Applied physics letters. (2)
Review activity for Current opinion in colloid & interface chemistry. (2)
Review activity for Energy technology. (1)
Review activity for Journal of physical chemistry. (2)
Review activity for Macromolecular rapid communications. (1)
Review activity for Materials today communications. (1)
Review activity for Nature chemistry. (1)
Review activity for Nature communications (2)
Review activity for Next energy. (1)
Review activity for Polymer journal. (1)
Review activity for Results in chemistry. (1)
Review activity for Solar RRL. (2)
Review activity for The journal of physical chemistry letters. (2)