Sugai-Kuwahara Research Group

Department of Chemistry, Toho University

2023

  • 16. "Depletion Force Optimization for High-Purity Gold Nanotriangles Prepared Using Different Growth Methods"
    R. Yamada, R. Kimura and S. Kuwahara
    RSC Adv., 13, 32143 (2023). DOI: 10.1039/D3RA05955C
  • 15. "Three-Dimensional Building of Anisotropic Gold Nanoparticles under Confinement in Submicron Capsules"
    R. Yamada, M. Kuwahara and S. Kuwahara
    Nanoscale Adv., 5, 5780 (2023). DOI: 10.1039/D3NA00683B
  • 2022

  • 14. "Copper sulfide nanoribbon growth triggered by carbon nanotube aggregation via dialysis"
    T. Tanaka, M. Kurihara, M. Kuwahara and S. Kuwahara
    RSC Adv., 12, 31363 (2022). DOI: 10.1039/d2ra04832a
  • 13. "Transient electron energy-loss spectroscopy of optically stimulated gold nanoparticles using picosecond pulsed electron beam"
    M. Kuwahara, L. Mizuno, R. Yokoi, H. Morishita, T. Ishida, K. Saitoh, N Tanaka, S. Kuwahara and T. Agemura
    Appl. Phys. Lett., 121, 143503 (2022). DOI: 10.1063/5.0108266
  • 2020

  • 12. "Role of constituents for the chirality isolation of single-walled carbon nanotubes by the reversible phase transition of a thermoresponsive polymer"
    E. Shimura, T. Tanaka, Y. Kuwahara, T. Saito, T. Sugai and S. Kuwahara
    RSC Adv., 10, 24570 (2020). DOI: 10.1039/D0RA04357E
    Sorting process behavior
  • 11. "Localized Surface Plasmon Resonance-Induced Welding of Gold Nanotriangles and the Local Plasmonic Properties for Multicolor Sensing and Light-Harvesting Applications"
    S. Kuwahara, Y. Narita, L. Mizuno, H. Kurotsu, H. Yoshino, and M. Kuwahara
    ACS Appl. Nano Mater., 3, 5172 (2020). DOI: 10.1021/acsanm.0c00608
  • 2019

  • 10. "Quantum Yield Enhancement in Graphene Quantum Dots via Esterification with Benzyl Alcohol"
    S. Tachi, H. Morita, M. Takahashi, Y. Okabayashi, T. Hosokai, T. Sugai and S. Kuwahara
    Sci. Rep., 9, 14115 (2019). DOI: 10.1038/s41598-019-50666-3
  • 2018

  • 9. "Aqueous synthesis of protectant-free copper nanocubes by a disproportionation reaction of Cu2O on synthetic saponite"
    M. Miyagawa, M. Usui, Y. Imura, S. Kuwahara, T. Sugai and H. Tanaka
    Chem. Commun., 54, 8454 (2018). DOI: 10.1039/C8CC03182G
  • 8. "Selective extraction of semiconducting single-walled carbon nanotubes with a thermoresponsive polymer"
    E. Shimura, T. Sugai and S. Kuwahara
    Chem. Commun., 54, 3026 (2018). DOI: 10.1039/C8CC00748A
  • 7. "Charge carrier kinetics in hematite with NiFeOx coating in aqueous solutions: Dependence on bias voltage"
    W. Y. Sohn, J. E. Thorne, Y. Zhang, S. Kuwahara, Q. Shen, D. Wang and K. Katayama
    J. Photochem. Photobio. A, 353, 344 (2018). DOI: 10.1016/j.jphotochem.2017.11.029
  • 2017

  • 6. "Optimization of Experimental Parameters for the Performance of Solid-state Dye-sensitized Solar Cells"
    M. Yamaguchi, T. Nisimura, W. Y. Sohn, Q. Shen, S. Kuwahara and K. Katayama
    Anal. Sci., 33, 1041 (2017). DOI: 10.2116/analsci.33.1041
  • 5. "Diameter-controlled Cu nanoparticles on saponite and preparation of film by using spontaneous phase separation"
    M. Miyagawa, A. Shibusawa, K. Maeda, A. Tashiro, T. Sugai and H. Tanaka
    RSC Adv., 7, 4186 (2017). DOI: 10.1039/C7RA08659H
  • 4. "Anomalous enhancement by alkylamine of the dye-sensitized solar cells using TEMPO redox"
    T. Nishimura, W. Y. Sohn, Q. Shen, S. Kuwahara and K. Katayama
    J. Photochem. Photobio. A, 346, 281 (2017). DOI:10.1016/j.jphotochem.2017.06.015
  • 3. "Investigation of photo-excited carrier dynamics in hematite and the effect of surface modifications by advanced transient grating technique"
    Y. Sohn, S. Kuwahara, J. Throne, D. Wang and K. Katayama
    ACS Omega, 2, 1031 (2017). DOI:10.1021/acsomega.7b00021
  • 2. "Two-way correspondence between carbon nanotubes and caps: Development of a numerical algrithm and a tool for organic cap synthesis"
    T. Sugai and H. Sakurai
    Carbon, 116, 678 (2017). DOI:10.1016/j.carbon.2017.02.038
  • 1. "Specific Interaction between Dyes and Ions in Dye-sensitized solar cells Observed with Temporal Spectral Shift of Dyes"
    R. Hosokawa, S. Kuwahara and K. Katayama,
    J.Photochem. Photobio. A, 334, 107 (2017). DOI:10.1016/j.jphotochem.2016.11.004