大学共通

研究成果

年別の研究成果 1980 1998 2003 2005 2006 2007 2011 2012 2013 2014 2015 2022

• 232 Article
• 78 Conference contribution
• 24 Paper
• 23 Conference article
• 20 その他
  • 11 Chapter
  • 5 Review article
  • 3 Editorial
  • 1 Book

年別の研究成果

年別の研究成果

検索結果

• Research of method for DNS performance measurement and evaluation based on benchmark DNS servers

  Sekiya, Y., Cho, K., Kato, A. & Murai, J., 2006 10月, In: Electronics and Communications in Japan, Part I: Communications (English translation of Denshi Tsushin Gakkai Ronbunshi). 89, 10, p. 66-75 10 p.

  研究成果: Article › 査読

  • Servers 100%
  • Internet 37%
  5 被引用数 (Scopus)

• Reflowable optical connector with glass-ceramic ferrule for advanced pluggable transceiver packaging

  Shikama, K. & Koike, Y., 2020 1月, In: Optical Fiber Technology. 54, 102074.

  研究成果: Article › 査読

  Open Access

  • Glass ceramics 100%
  • connectors 91%
  • transmitter receivers 88%
  • Glass Ceramic 84%
  • packaging 80%

• Reflection noise reduction effect of graded-index plastic optical fiber in multimode fiber link

  Inoue, A., Furukawa, R., Matsuura, M. & Koike, Y., 2014 6月 15, In: Optics Letters. 39, 12, p. 3662-3665 4 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • surface emitting lasers 81%
  • noise reduction 79%
  • optical fibers 58%
  • coupled modes 49%
  25 被引用数 (Scopus)

• Reduction over time to facilitate peer-to-peer barter relationships

  Saito, K., Morino, E. & Murai, J., 2006 1月, In: IEICE Transactions on Information and Systems. E89-D, 1, p. 181-188 8 p.

  研究成果: Article › 査読

  • Internet 100%
  5 被引用数 (Scopus)

• Real-time monitoring of multicast group information

  Basuki, A., Thamrin, A. H., Asaeda, H. & Murai, J., 2010 8月, In: IEICE Transactions on Information and Systems. E93-D, 8, p. 2213-2222 10 p.

  研究成果: Article › 査読

  • Feedback 100%
  • Monitoring 89%
  • Parameter estimation 29%

• Real-color displays realized by randomized polarization

  Sasaki, S., Udono, M. & Koike, Y., 2021 4月, In: Applied Optics. 60, 11, p. 3108-3113 6 p.

  研究成果: Article › 査読

  • Polarization 100%
  • Display devices 83%
  • Color 78%
  • color 77%
  • polarization 58%
  2 被引用数 (Scopus)

• Random depolarization film design for real-color displays

  Sasaki, S., Udono, M. & Koike, Y., 2022 1月 20, In: Applied Optics. 61, 3, p. 669-675 7 p.

  研究成果: Article › 査読

  • Depolarization 100%
  • depolarization 71%
  • Display devices 54%
  • Color 51%
  • color 50%

• Pump-Polarization Effects in Dye-Doped Polymer Optical Fibers

  Asuncion Illarramendi, M., Zubia, J., Bikandi, I., Ayesta, I., Parola, I., Aramburu, I., Arrue, J., Tagaya, A. & Koike, Y., 2018 9月 15, In: Journal of Lightwave Technology. 36, 18, p. 4090-4098 9 p., 8417935.

  研究成果: Article › 査読

  • dyes 100%
  • optical fibers 86%
  • pumps 81%
  • polymers 67%
  • polarization 61%
  2 被引用数 (Scopus)

• Proposal of novel temperature-independent Zero–Zero-birefringence polymer with high heat-resistance

  Watanabe, K., Kobayashi, Y. & Koike, Y., 2021 2月 1, In: IEICE Transactions on Electronics. E104C, 2, p. 59-63 5 p.

  研究成果: Article › 査読

  Open Access

  • Birefringence 100%
  • Heat resistance 68%
  • Polymers 49%
  • Temperature 27%
  • Display devices 20%

• Propagating mode analysis and design of waveguide parameters of GI POF for very short-reach network use

  Ohdoko, K., Ishigure, T. & Koike, Y., 2005 1月, In: IEEE Photonics Technology Letters. 17, 1, p. 79-81 3 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • plastic fibers 86%
  • Waveguides 68%
  • optical fibers 50%
  • waveguides 44%
  19 被引用数 (Scopus)

• Preliminary experiment for polymer waveguide-type optical isolator: A pulsed optical isolator operation in poly (l-menthylmethacrylate/benzylmethacrylate) copolymer slab waveguide

  Muto, S., Ishiyama, K., Nihei, E. & Koike, Y., 1998 8月, In: Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 37, 8, p. 4405-4408 4 p.

  研究成果: Article › 査読

  • isolators 100%
  • Copolymers 99%
  • Waveguides 85%
  • copolymers 81%
  • Wavelength 73%
  1 被引用数 (Scopus)

• Polymer optical fiber amplifier

  Tagaya, A., Koike, Y., Kinoshita, T., Nihei, E., Yamamoto, T. & Sasaki, K., 1993, In: Applied Physics Letters. 63, 7, p. 883-884 2 p.

  研究成果: Article › 査読

  • amplifiers 100%
  • optical fibers 94%
  • polymers 73%
  • polymerization 59%
  • gels 49%
  109 被引用数 (Scopus)

• Poly(styrene)-based graded-index plastic optical fiber for home networks

  Akimoto, Y., Asai, M., Koike, K., Makino, K. & Koike, Y., 2012 6月 1, In: Optics Letters. 37, 11, p. 1853-1855 3 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • polystyrene 69%
  • optical fibers 58%
  • bandwidth 32%
  • fibers 17%
  18 被引用数 (Scopus)

• Plastic Gradient-Index Optical Fiber and Optical Devices

  Koike, Y., 1986 1月, In: Sen'i Gakkaishi. 42, 4, p. 122-129 8 p.

  研究成果: Article › 査読

• Plastic Critical Fiber

  Koike, Y. & Nihei, E., 1994, In: Sen'i Gakkaishi. 50, 12, p. P-623-P-627

  研究成果: Article › 査読

• Plastic axial gradient-index lens

  Koike, Y., Hidaka, H. & Ohtsuka, Y., 1985 12月 15, In: Applied Optics. 24, 24, p. 4321-4325 5 p.

  研究成果: Article › 査読

  • Lenses 100%
  • Aberrations 77%
  • Refractive index 77%
  • plastics 76%
  • lenses 72%
  29 被引用数 (Scopus)

• Physical aging and light scattering of low-loss poly(methyl methacrylate) glass

  Tanio, N., Kato, H., Koike, Y., Bair, H. E., Matsuoka, S. & Blyler, L. L., 1998, In: Polymer Journal. 30, 1, p. 56-59 4 p.

  研究成果: Article › 査読

  Open Access

  • Light scattering 100%
  • Polymethyl methacrylates 93%
  • Light Scattering 64%
  • Aging of materials 56%
  • Glass 55%
  17 被引用数 (Scopus)

• Permissible link quality for RFID anti-collision in a practical environment

  Kawakita, Y., Nakamura, O. & Murai, J., 2008, In: IEICE Transactions on Communications. E91-B, 5, p. 1480-1489 10 p.

  研究成果: Article › 査読

  • Radio frequency identification (RFID) 100%
  • Telecommunication links 97%
  • Degradation 36%
  • Poisson distribution 36%
  • Automatic identification 31%
  2 被引用数 (Scopus)

• Packet forwarding along an explicit route using the unused address pool on a packet switching network

  Imaizumi, H., Nagami, K. I., Nakamura, O. & Murai, J., 2007 9月, In: Electronics and Communications in Japan, Part I: Communications (English translation of Denshi Tsushin Gakkai Ronbunshi). 90, 9, p. 78-89 12 p.

  研究成果: Article › 査読

  • Packet switching 100%
  • Packet networks 93%
  • Switching networks 90%
  • Routers 76%
  • multi-protocol label switching 40%

• Otedama: A relocatable RFID information repository architecture

  Suzuki, S., Van Meter, R., Nakamura, O. & Murai, J., 2010 11月, In: IEICE Transactions on Information and Systems. E93-D, 11, p. 2922-2931 10 p.

  研究成果: Article › 査読

  • Radio frequency identification (RFID) 100%
  • Relocation 21%
  • Middleware 17%
  • Information retrieval 17%
  • Managers 15%
  1 被引用数 (Scopus)

• Order amidst change: Work and family trajectories in Japan

  Rindfuss, R. R., Choe, M. K., Kabamalan, M. M. M., Tsuya, N. O. & Bumpass, L. L., 2010, In: Advances in Life Course Research. 15, 2-3, p. 76-88 13 p.

  研究成果: Article › 査読

  • Japan 100%
  • marriage 78%
  • macro level 68%
  • young adult 56%
  • pension 35%
  12 被引用数 (Scopus)

• Optimum refractive–index profile of the graded–index polymer optical fiber, toward gigabit data links

  Ishigure, T., Nihei, E. & Koike, Y., 1996 4月 20, In: Applied Optics. 35, 12, p. 2048-2053 6 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • data links 93%
  • optical fibers 50%
  • polymers 39%
  • profiles 36%
  122 被引用数 (Scopus)

• Optimum index profile of the perfluorinated polymer-based GI polymer optical fiber and its dispersion properties

  Ishigure, T., Koike, Y. & Fleming, J. W., 2000 2月, In: Journal of Lightwave Technology. 18, 2, p. 178-184 7 p.

  研究成果: Article › 査読

  • optical fibers 100%
  • polymers 77%
  • profiles 71%
  • wavelengths 19%
  • attenuation 19%
  139 被引用数 (Scopus)

• Optimization of the refractive-index distribution of high-bandwidth GI polymer optical fiber based on both modal and material dispersions

  Ishigure, T., Nihei, E. & Koike, Y., 1996 1月 1, In: Polymer Journal. 28, 3, p. 272-275 4 p.

  研究成果: Article › 査読

  Open Access

  • Plastic optical fibers 100%
  • Dispersions 87%
  • Refractive index 87%
  • Refractive Index 64%
  • Fiber 42%
  23 被引用数 (Scopus)

• Optimization of Modal and Material Dispersions in High-Bandwidth Graded-Index Polymer Optical Fibers

  Nihei, E., Ishigure, T. & Koike, Y., 1997, In: ACS Symposium Series. 672, p. 58-70 13 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Dispersions 87%
  • Refractive Index 64%
  • Fiber 42%
  • Bandwidth 42%
  5 被引用数 (Scopus)

• Optical Waveguide

  Koike, Y., 1989, In: Sen'i Gakkaishi. 45, 2

  研究成果: Article › 査読

• Optical characterization of doped thermoplastic and thermosetting polymer-Optical-Fibers

  Ayesta, I., Illarramendi, M. A., Arrue, J., Parola, I., Jiménez, F., Zubia, J., Tagaya, A. & Koike, Y., 2017, In: Polymers. 9, 3, 90.

  研究成果: Article › 査読

  Open Access

  • Plastic optical fibers 100%
  • Thermoplastics 67%
  • Optical gain 58%
  • Spontaneous emission 54%
  • Optical losses 52%
  18 被引用数 (Scopus)

• Optical and thermal properties of methyl methacrylate and pentafluorophenyl methacrylate copolymer: Design of copolymers for low-loss optical fibers for gigabit in-home communications

  Koike, K., Kado, T., Satoh, Z., Okamoto, Y. & Koike, Y., 2010 3月 11, In: Polymer. 51, 6, p. 1377-1385 9 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Optical properties 83%
  • Copolymers 79%
  • Optical fibers 70%
  • Methyl Methacrylate 63%
  24 被引用数 (Scopus)

• Observation of fluorescence in an optically pumped erbium-containing perfluorinated medium at 1.5 μm

  Kuriki, K., Nishihara, S., Nishizawa, Y., Yoshinaga, T., Tagaya, A., Koike, Y. & Okamoto, Y., 2003 4月 1, In: Optics Letters. 28, 7, p. 570-572 3 p.

  研究成果: Article › 査読

  • erbium 100%
  • fluorescence 76%
  • yttrium-aluminum garnet 50%
  • wavelengths 49%
  • optical communication 44%
  10 被引用数 (Scopus)

• Novel amorphous perfluorocopolymeric system: Copolymers of perfluoro-2-methylene-1,3-dioxolane derivatives

  Yang, Y. U., Mikeš, F., Yang, L., Liu, W., Koike, Y. & Okamoto, Y., 2006 3月 1, In: Journal of Polymer Science, Part A: Polymer Chemistry. 44, 5, p. 1613-1618 6 p.

  研究成果: Article › 査読

  • Copolymers 100%
  • Copolymerization 69%
  • Derivatives 69%
  • Amorphous Material 58%
  • Copolymer 55%
  14 被引用数 (Scopus)

• Nontraditional family-related attitudes in Japan: Macro and micro determinants

  Choe, M. K., Bumpass, L. L., Tsuya, N. O. & Rindfuss, R. R., 2014 6月, In: Population and Development Review. 40, 2, p. 241-271 31 p.

  研究成果: Article › 査読

  • Japan 66%
  • family 65%
  • determinants 64%
  • gender role 38%
  • cohabitation 36%
  24 被引用数 (Scopus)

• Nonlinear Distortion Reduction Effect of Graded-Index Plastic Optical Fiber

  Muramoto, K., Inoue, A. & Koike, Y., 2019 5月 15, In: IEEE Photonics Technology Letters. 31, 10, p. 791-794 4 p., 8676016.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • signal distortion 95%
  • Signal distortion 89%
  • plastic fibers 86%
  • Nonlinear distortion 86%
  2 被引用数 (Scopus)

• Noise and Distortion Reduction in OFDM Radio-Over-Fiber Link by Graded-Index Plastic Optical Fiber

  Muramoto, K., Inoue, A. & Koike, Y., 2020 7月 1, In: IEEE Photonics Technology Letters. 32, 13, p. 835-838 4 p., 9104659.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Radio-over-fiber 90%
  • plastic fibers 86%
  • frequency division multiplexing 84%
  • Noise abatement 69%
  4 被引用数 (Scopus)

• New perfluoro-dioxolane-based membranes for gas separations

  Okamoto, Y., Zhang, H., Mikes, F., Koike, Y., He, Z. & Merkel, T. C., 2014 12月 1, In: Journal of Membrane Science. 471, p. 412-419 8 p.

  研究成果: Article › 査読

  • formal glycol 100%
  • Gases 46%
  • Membranes 46%
  • methylene 46%
  • membranes 40%
  44 被引用数 (Scopus)

• New interfacial-gel copolymerization technique for steric GRIN polymer optical waveguides and lens arrays

  Koike, Y., Takezawa, Y. & Yasuji, O., 1988 2月 1, In: Applied Optics. 27, 3, p. 486-491 6 p.

  研究成果: Article › 査読

  • Optical waveguides 100%
  • Copolymerization 98%
  • copolymerization 90%
  • Gels 70%
  • Lenses 68%
  119 被引用数 (Scopus)

• New insights into dopant design for graded-index plastic optical fibers for transmission at 850 nm

  Sengupta, A., Koike, K., Koike, Y. & Okamoto, Y., 2014 2月, In: Optical Materials. 36, 4, p. 782-786 5 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • plastic fibers 86%
  • Doping (additives) 74%
  • Doping Material 58%
  • optical fibers 50%
  1 被引用数 (Scopus)

• Network structure and spare path capacity reduction for path failure restoration method using diversity coding

  Nishida, M., Kusumoto, H. & Murai, J., 2000, In: Electronics and Communications in Japan, Part I: Communications (English translation of Denshi Tsushin Gakkai Ronbunshi). 83, 12, p. 1-14 14 p.

  研究成果: Article › 査読

  • Restoration 100%
  • Asynchronous transfer mode 58%
  • Network coding 57%
  1 被引用数 (Scopus)

• NCAP - Distributed network capture with shared analysis

  Vixie, P. & Murai, J., 2010, In: Computer Software. 27, 4, p. 133-143 11 p.

  研究成果: Article › 査読

  • Sensors 100%

• NAT-MANEMO: Route optimization for unlimited network extensibility in MANEMO

  Tazaki, H., Van Meter, R., Wakikawa, R., Uehara, K. & Murai, J., 2011, In: Journal of information processing. 19, p. 118-128 11 p.

  研究成果: Article › 査読

  • Tunnels 100%
  • Wireless networks 93%
  • Transparency 61%
  • Routers 57%
  • Telecommunication links 54%
  3 被引用数 (Scopus)

• Multidimensional NMR characterization of perfluorinated monomer and its precursors

  Zhang, B., Li, L., Mikeš, F., Koike, Y., Okamoto, Y. & Rinaldi, P. L., 2013 3月, In: Journal of Fluorine Chemistry. 147, p. 40-48 9 p.

  研究成果: Article › 査読

  • Perfluorinated Compound 100%
  • Heteronuclear Single Quantum Coherence 95%
  • formal glycol 70%
  • Spectrum Analysis 64%
  • monomers 60%
  8 被引用数 (Scopus)

• Mortality responses to rice price fluctuations and household factors in a farming village in central Tokugawa Japan

  Tsuya, N. O. & Hamano, K., 2001 4月, In: History of the Family. 6, 1, p. 1-31 31 p.

  研究成果: Article › 査読

  • Tokugawa Japan 100%
  • fluctuation 71%
  • Farming 64%
  • Mortality 61%
  • Household 57%
  2 被引用数 (Scopus)

• Mode-coupling control and new index profile of GI POF for restricted-launch condition in very-short-reach networks

  Ishigure, T., Ohdoko, K., Ishiyama, Y. & Koike, Y., 2005 12月, In: Journal of Lightwave Technology. 23, 12, p. 4155-4168 14 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • coupled modes 74%
  • optical fibers 58%
  • profiles 41%
  • numerical aperture 21%
  19 被引用数 (Scopus)

• Modal bandwidth enhancement in a plastic optical fiber by W-refractive index profile

  Ishigure, T., Endo, H., Ohdoko, K., Takahashi, K. & Koike, Y., 2005 4月, In: Journal of Lightwave Technology. 23, 4, p. 1754-1762 9 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • optical fibers 58%
  • refractivity 53%
  • bandwidth 53%
  • augmentation 47%
  25 被引用数 (Scopus)

• Modal analysis of a multimode polarization-maintaining plastic optical fiber fabricated using poly(methyl methacrylate/benzyl methacrylate) copolymer

  Furukawa, R. A., Tagaya, A. & Koike, Y., 2008, In: Applied Physics Letters. 93, 10, 103303.

  研究成果: Article › 査読

  • plastic fibers 100%
  • polymethyl methacrylate 80%
  • copolymers 75%
  • optical fibers 58%
  • extinction 49%
  11 被引用数 (Scopus)

• Misalignment tolerance of pluggable ballpoint-pen interconnect of graded-index plastic optical fiber for 4K/8K UHD display

  Inoue, A. & Koike, Y., 2016 11月, In: IEICE Transactions on Electronics. E99C, 11, p. 1271-1276 6 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Launching 76%
  • Display devices 51%
  • Surface emitting lasers 31%
  • Surface 14%
  3 被引用数 (Scopus)

• MIBsocket: An integrated mechanism to manipulate general network information in mobile communications

  Wakikawa, R., Uehara, K., Teraoka, F. & Murai, J., 2001 8月, In: IEICE Transactions on Communications. E84-B, 8, p. 2001-2010 10 p.

  研究成果: Article › 査読

  • Communication 100%
  • Application programs 44%
  • Mobile computing 42%
  • Integrated control 30%
  • Switching systems 29%
  2 被引用数 (Scopus)

• Mechanism of generation of birefringence in poly(methyl methacrylate/styrene)

  Kojo, T., Tagaya, A. & Koike, Y., 2012 2月, In: Polymer Journal. 44, 2, p. 167-173 7 p.

  研究成果: Article › 査読

  • Birefringence 100%
  • Polymethyl methacrylates 90%
  • Styrene 77%
  • Chemical analysis 29%
  • Conformations 14%
  8 被引用数 (Scopus)

• Magnesium Ion-Selective Optodes Based on a Neutral Ionophore and a Lipophilic Cationic Dye

  Siswanta, D., Hisamoto, H., Sato, S., Matsumoto, Y., Koike, Y., Yamamori, S. & Suzuki, K., 1997, In: analytical sciences. 13, 3, p. 429-435 7 p.

  研究成果: Article › 査読

  Open Access

  • Ionophore 100%
  • Magnesium Atom 75%
  • Dye 56%
  • Magnesium Ion 52%
  • Additive 15%
  11 被引用数 (Scopus)

• Low-noise radio over graded-index plastic optical fiber

  Inoue, A. & Koike, Y., 2020 6月 15, In: Optics Letters. 45, 12, p. 3192-3195 4 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • low noise 75%
  • optical fibers 58%
  • radio frequencies 44%
  • electromagnetic noise 33%
  2 被引用数 (Scopus)

• Low-noise graded-index plastic optical fiber for significantly stable and robust data transmission

  Inoue, A. & Koike, Y., 2018 12月 15, In: Journal of Lightwave Technology. 36, 24, p. 5887-5892 6 p., 8502060.

  研究成果: Article › 査読

  • plastic fibers 100%
  • data transmission 85%
  • low noise 75%
  • optical fibers 58%
  • traffic 26%
  14 被引用数 (Scopus)