Taiki Takeyama

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

Shin‐ichiro Natsuda, Toshiharu Saito, Rei Shirouchi et al. · Energy & Environmental Science · 2022 · 106 citations

Engineering, Organic Electronics, Energy Conversion +20

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

Shin‐ichiro Natsuda, Yuji Sakamoto, Taiki Takeyama et al. · The Journal of Physical Chemistry C · 2021 · 45 citations

Optical Materials, Engineering, Localized Excited State +22

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

Yasuhiro Murata, Taiki Takeyama, Yuji Sakamoto et al. · The Journal of Physical Chemistry C · 2020 · 14 citations

Engineering, Organic Solar Cell, Optoelectronic Devices +23

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

Tomokazu Umeyama, Tatsuho Wada, Kensho Igarashi et al. · ACS Applied Energy Materials · 2021 · 14 citations

Engineering, Organic Electronics, Organic Solar Cell +18

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

Tomokazu Umeyama, Kensho Igarashi, Yasunari Tamai et al. · Sustainable Energy & Fuels · 2021 · 11 citations

Organic Charge-transfer Compound, Electrical Engineering, Engineering +14