Keishi Ohashi

上級研究員(研究院教授)

  • Source: Scopus
  • Calculated based on no. of publications stored in Pure and citations from Scopus
1979 …2021

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  • 2019

    Nature-inspired flexible electrochromic devices

    Higuchi, M., Fijii, Y., Kuroiwa, S., Ohashi, K., Hamada, Y. & Kubota, A., 2019, 26th International Display Workshops, IDW 2019. International Display Workshops, p. 1415-1417 3 p. (Proceedings of the International Display Workshops; vol. 3).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2016

    Industrialization trial of a biosensor technology

    Ohashi, K. & Osaka, T., 2016, Contemporary Issues and Case Studies in Electrochemical Innovation 2. Taylor, E. J., Ayers, K., Ohashi, K., Staser, J. A., Botte, G., Inman, M., Hashimoto, M., Alkire, R. C. & Lowe, M. (eds.). 39 ed. Electrochemical Society Inc., p. 1-9 9 p. (ECS Transactions; vol. 75, no. 39).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Citation (Scopus)
  • 2014

    Tag-antenna-based presence sensing using near-field traveling-wave reader antenna

    Hattori, W., Ohashi, K. & Fukuda, H., 2014 Feb 3, 2014 International Conference on the Internet of Things, IOT 2014. Institute of Electrical and Electronics Engineers Inc., p. 103-107 5 p. 7030123

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Citations (Scopus)
  • 2011

    A plastic bolometer array using carbon nanotubes for low-cost infrared imaging devices

    Narita, K., Sekino, S., Kuribayashi, R., Altintas, E., Someya, H., Ohashi, K., Kamijo, K., Tsuda, K., Tabuchi, T., Imazato, M. & Komatsubara, S., 2011 Dec 1, IRMMW-THz 2011 - 36th International Conference on Infrared, Millimeter, and Terahertz Waves. 6105083. (IRMMW-THz 2011 - 36th International Conference on Infrared, Millimeter, and Terahertz Waves).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Citation (Scopus)
  • Silicon photonics devices for optical interconnection

    Nakamura, T., Fujikata, J., Ishizaka, M. & Ohashi, K., 2011, Optics InfoBase Conference Papers.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2008

    Mn-doping effect on optical absorption of Pb(Zr,Ti)O3 films prepared by aerosol deposition

    Tsuda, H., Nakada, M., Akedo, J. & Ohashi, K., 2008 Dec 1, 4th IMAPS/ACerS International Conference and Exhibition on Ceramic Interconnect and Ceramic Microsystems Technologies 2008, CICMT 2008. p. 475-477 3 p. (4th IMAPS/ACerS International Conference and Exhibition on Ceramic Interconnect and Ceramic Microsystems Technologies 2008, CICMT 2008).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Photodetector using surface-plasmon antenna for optical interconnect

    Ohashi, K. & Fujikata, J., 2008 Dec 1, Applications of Group IV Semiconductor Nanostructures. p. 21-32 12 p. (Materials Research Society Symposium Proceedings; vol. 1145).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Citations (Scopus)
  • Waveguide-integrated Si nano-photodiode with surface-plasmon antenna and its application to on-chip optical clock signal distribution

    Fujikata, J., Nose, K., Ushida, J., Nishi, K., Kinoshita, M., Shimizu, T., Ueno, T., Okamoto, D., Gomyo, A., Mizuno, M., Tsuchizawa, T., Watanabe, T., Yamada, K., Itabashi, S. & Ohashi, K., 2008, 2008 5th International Conference on Group IV Photonics, GFP. p. 176-178 3 p. 4638136. (2008 5th International Conference on Group IV Photonics, GFP).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Citations (Scopus)
  • 2007

    Development of nano-photodiodes with a surface plasmon antenna

    Nishi, K., Fujikata, J., Ishi, T., Okamoto, D. & Ohashi, K., 2007 Dec 1, LEOS 2007 - IEEE Lasers and Electro-Optics Society Annual Meeting Conference Proceedings. p. 574-575 2 p. 4382536. (Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2 Citations (Scopus)
  • Dielectric characteristics of PZT films prepared by aerosol deposition in millimeter wave range

    Nakada, M., Ohashi, K., Tsuda, H., Kawate, E. & Akedo, J., 2007 Dec 1, 2007 16th IEEE International Symposium on the Applications of Ferroelectrics, ISAF. p. 528-530 3 p. 4393319. (IEEE International Symposium on Applications of Ferroelectrics).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Citation (Scopus)
  • Optical characteristics of a PZT waveguide fabricated using aerosol deposition for optical modulators on LSI chips

    Shimizu, T., Nakada, M., Tsuda, H., Akedo, J., Nishi, K. & Ohashi, K., 2007 Dec 1, 2007 16th IEEE International Symposium on the Applications of Ferroelectrics, ISAF. p. 831-833 3 p. 4393418. (IEEE International Symposium on Applications of Ferroelectrics).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Citations (Scopus)
  • Optical properties of Pb(Zr,Ti)O3films prepared by aerosol deposition

    Tsuda, H., Nakada, M., Akedo, J. & Ohashi, K., 2007 Dec 1, 2007 16th IEEE International Symposium on the Applications of Ferroelectrics, ISAF. p. 829-830 2 p. 4393417. (IEEE International Symposium on Applications of Ferroelectrics).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Si nano-photodiode with a surface-plasmon antenna for sion waveguide-integrated structure

    Fujikata, J., Ushida, J., Okamoto, D., Gomyo, A., Nishi, K., Tsuchizawa, T., Watanabe, T., Yamada, K., Itabashi, S. & Ohashi, K., 2007 Dec 1, LEOS 2007 - IEEE Lasers and Electro-Optics Society Annual Meeting Conference Proceedings. p. 929-930 2 p. 4382715. (Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Citations (Scopus)
  • Ultra small fiber-optic electric field probe fabricated by aerosol deposition

    Iwanami, M., Nakada, M., Tsuda, H., Ohashi, K. & Akedo, J., 2007 Dec 1, 2007 16th IEEE International Symposium on the Applications of Ferroelectrics, ISAF. p. 834-837 4 p. 4393419. (IEEE International Symposium on Applications of Ferroelectrics).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2006

    Aerosol deposition fabrication of transparent electro-optic films for optical modulator

    Nakada, M., Ohashi, K., Tsuda, H. & Akedo, J., 2006 Dec 1, IMAPS/ACerS - 2nd International Conference and Exhibition on Ceramic Interconnect and Ceramic Microsystems Technologies, CICMT 2006. p. 482-487 6 p. (IMAPS/ACerS - 2nd International Conference and Exhibition on Ceramic Interconnect and Ceramic Microsystems Technologies, CICMT 2006).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Development and applications of a Si nano-photodiode with a surface plasmon antenna

    Ohashi, K., Fujikata, J., Ishi, T., Okamoto, D., Makita, K. & Nishi, K., 2006 Dec 27, Optoelectronic Materials and Devices. 63521U. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6352 II).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Highly efficient surface-plasmon antenna and its application to Si nano-photodiode

    Fujikata, J., Ishi, T., Okamoto, D., Nishi, K. & Ohashi, K., 2006 Jan 1, 19th Annual Meeting of the IEEE Lasers and Electro-Optics Society, LEOS. Institute of Electrical and Electronics Engineers Inc., p. 476-477 2 p. 4054264. (Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Citations (Scopus)
  • Optical interconnect technologies for high-speed VLSI chips using silicon nano-photonics

    Ohashi, K., Fujikata, J., Nakada, M., Ishi, T., Nishi, K., Yamada, H., Fukaishi, M., Mizuno, M., Nose, K., Ogura, I., Urino, Y. & Baba, T., 2006 Dec 1, 2006 IEEE International Solid-State Circuits Conference, ISSCC - Digest of Technical Papers. p. 426+417 1696224. (Digest of Technical Papers - IEEE International Solid-State Circuits Conference).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    11 Citations (Scopus)
  • Surface plasmon resonance in a metallic pillar array on a metallic substrate in the terahertz frequency region

    Okamoto, T., Kawata, S., Minamide, H., Ito, H. & Ohashi, K., 2006, Photonic Metamaterials: From Random to Periodic, META 2006. Optical Society of America (OSA), (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2005

    Time-resolved photoluminescence measurement of exciton and biexciton in an InAs/GaAs single quantum dot

    Kono, S., Kirihara, A., Tomita, A., Nakamura, K., Nishi, K., Saito, H., Fujikata, J. & Ohashi, K., 2005 Dec 1, International Quantum Electronics Conference 2005. p. 259-260 2 p. 1560877. (IQEC, International Quantum Electronics Conference Proceedings; vol. 2005).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution