大学共通

研究成果

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

• 224 Article
• 70 Conference contribution
• 23 Paper
• 22 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

• Article

  Effect of cladding layer glass transition temperature on thermal resistance of graded-index plastic optical fibers

  Yoshida, H., Nakao, R., Masabe, Y., Koike, K. & Koike, Y., 2014 11月 13, In: Polymer Journal. 46, 11, p. 823-826 4 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Cladding 87%
  • Thermal Resistance 81%
  • Glass transition 76%
  • Superconducting transition temperature 72%
  4 被引用数 (Scopus)

• Effect of trifluoromethyl substituents on birefringence of polystyrene

  Tagaya, A., Koike, K., Koike, Y. & Okamoto, Y., 2017 8月, In: Polymers for Advanced Technologies. 28, 8, p. 994-999 6 p.

  研究成果: Article › 査読

  • Birefringence 100%
  • Polystyrenes 78%
  • Styrene 77%
  • Polymers 37%
  • Elastic Deformation 25%
  7 被引用数 (Scopus)

• Effects of para-fluorine substituent of polystyrene on gradient-index fiber-optic properties

  Koike, K., Suzuki, A., Makino, K. & Koike, Y., 2015 1月 1, In: Optical Materials. 39, p. 143-147 5 p.

  研究成果: Article › 査読

  • Gradient index optics 100%
  • Plastic optical fibers 68%
  • Fluorine 63%
  • plastic fibers 53%
  • Polystyrenes 52%
  2 被引用数 (Scopus)

• Efficient group delay averaging in graded-index plastic optical fiber with microscopic heterogeneous core

  Inoue, A., Sassa, T., Furukawa, R., Makino, K., Kondo, A. & Koike, Y., 2013 7月 15, In: Optics Express. 21, 14, p. 17379-17385 7 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • coupled modes 74%
  • optical fibers 58%
  • fibers 43%
  • bandwidth 26%
  24 被引用数 (Scopus)

• Employment and household tasks of Japanese couples, 1994-2009

  Tsuya, N. O., Bumpass, L. L., Choe, M. K. & Rindfuss, R. R., 2012, In: Demographic Research. 27, p. 705-718 14 p.

  研究成果: Article › 査読

  • housework 100%
  • husband 57%
  • wife 53%
  • time 42%
  • family situation 26%
  34 被引用数 (Scopus)

• Encrypted Malicious Traffic Detection Based on Word2Vec

  Ferriyan, A., Thamrin, A. H., Takeda, K. & Murai, J., 2022 3月 1, In: Electronics (Switzerland). 11, 5, 679.

  研究成果: Article › 査読

  Open Access

  • Transport Layer 100%
  • Long short-term memory 93%
  • Intrusion detection 82%
  • Internet 54%
  1 被引用数 (Scopus)

• Error-free PAM-4 transmission by a high-speed plastic optical fiber without forward error correction

  Koike, Y. & Muramoto, K., 2021 8月 1, In: Optics Letters. 46, 15, p. 3709-3712 4 p.

  研究成果: Article › 査読

  • pulse amplitude modulation 100%
  • plastic fibers 96%
  • optical fibers 56%
  • high speed 56%
  • optical interconnects 22%

• Estimate of light scattering loss of amorphous polymer glass from its molecular structure

  Tanio, N. & Koike, Y., 1997, In: Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 36, 2, p. 743-748 6 p.

  研究成果: Article › 査読

  • Light scattering 100%
  • Molecular structure 91%
  • molecular structure 74%
  • light scattering 59%
  • Glass 55%
  28 被引用数 (Scopus)

• Evaluation of modal noise in graded-index silica and plastic optical fiber links for radio over multimode fiber systems

  Matsuura, M., Furukawa, R., Matsumoto, Y., Inoue, A. & Koike, Y., 2014, In: Optics Express. 22, 6, p. 6562-6568 7 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • silicon dioxide 59%
  • optical fibers 58%
  • evaluation 49%
  • fibers 43%
  22 被引用数 (Scopus)

• Fabrication and superfluorescence of rare-earth chelate-doped graded index polymer optical fibers

  Kobayashi, T., Nakatsuka, S., Iwafuji, T., Kuriki, K., Imai, N., Nakamoto, T., Claude, C. D., Sasaki, K., Koike, Y. & Okamoto, Y., 1997 10月 27, In: Applied Physics Letters. 71, 17, p. 2421-2423 3 p.

  研究成果: Article › 査読

  • chelates 100%
  • rare earth elements 59%
  • optical fibers 52%
  • fabrication 41%
  • europium 41%
  97 被引用数 (Scopus)

• Fabrication of high glass transition temperature graded-index plastic optical fiber: Part 2-fiber fabrication and characterizations

  Nakao, R., Kondo, A. & Koike, Y., 2012, In: Journal of Lightwave Technology. 30, 7, p. 969-973 5 p., 6133320.

  研究成果: Article › 査読

  • plastic fibers 100%
  • copolymers 75%
  • glass transition temperature 72%
  • optical fibers 58%
  • yield point 55%
  15 被引用数 (Scopus)

• Fabrication of high glass transition temperature graded-index plastic optical fiber: Part 1- Material preparation and characterizations

  Nakao, R., Kondo, A. & Koike, Y., 2012, In: Journal of Lightwave Technology. 30, 2, p. 247-251 5 p., 6125204.

  研究成果: Article › 査読

  • plastic fibers 100%
  • copolymers 75%
  • glass transition temperature 72%
  • sulfides 61%
  • optical fibers 58%
  15 被引用数 (Scopus)

• Fabrication process and optical properties of perdeuterated graded-index polymer optical fiber

  Kondo, A., Ishigure, T. & Koike, Y., 2005 8月, In: Journal of Lightwave Technology. 23, 8, p. 2443-2448 6 p.

  研究成果: Article › 査読

  • optical fibers 100%
  • optical properties 86%
  • fabrication 80%
  • polymers 77%
  • data transmission 58%
  25 被引用数 (Scopus)

• Fluorination effects on attenuation spectra of plastic optical fiber core materials

  Takahashi, A., Inoue, A., Sassa, T. & Koike, Y., 2013, In: Optical Materials Express. 3, 5, p. 658-663 6 p.

  研究成果: Article › 査読

  • Fluorination 100%
  • Plastic optical fibers 88%
  • Styrene 45%
  • Vibrational Potential 32%
  • Benzene 24%
  3 被引用数 (Scopus)

• Formation of the refractive index profile in the graded index polymer optical fiber for gigabit data transmission

  Ishigure, T., Satoh, M., Takanashi, O., Nihei, E., Nyu, T., Yamazaki, S. & Koike, Y., 1997 11月, In: Journal of Lightwave Technology. 15, 11, p. 2095-2100 6 p.

  研究成果: Article › 査読

  • data transmission 100%
  • optical fibers 68%
  • refractivity 63%
  • polymers 52%
  • bandwidth 50%
  71 被引用数 (Scopus)

• Fundamentals and Creative Research and Development of Photonics Polymer

  Koike, Y., 2000, In: Sen'i Gakkaishi. 56, 10

  研究成果: Article › 査読

• Gas separation membranes prepared with copolymers of perfluoro(2-methylene-4,5-dimethyl-1,3-dioxlane) and chlorotrifluoroethylene

  Fang, M., Okamoto, Y., Koike, Y., He, Z. & Merkel, T. C., 2016 8月 1, In: Journal of Fluorine Chemistry. 188, p. 18-22 5 p.

  研究成果: Article › 査読

  • chlorotrifluoroethylene 100%
  • methylene 59%
  • copolymers 46%
  • Gases 40%
  • membranes 34%
  17 被引用数 (Scopus)

• Generating network intrusion detection dataset based on real and encrypted synthetic attack traffic

  Ferriyan, A., Thamrin, A. H., Takeda, K. & Murai, J., 2021 9月 1, In: Applied Sciences (Switzerland). 11, 17, 7868.

  研究成果: Article › 査読

  Open Access

  • attack 100%
  • traffic 96%
  • Intrusion detection 94%
  • requirements 62%

• GENEVA: Streaming control algorithm using generalized multiplicative-increase/additive-decrease

  Matsuzono, K., Asaeda, H., Nakamura, O. & Murai, J., 2013, In: Journal of information processing. 21, 1, p. 109-121 13 p.

  研究成果: Article › 査読

  • Packet loss 100%
  • Throughput 52%
  • HIgh speed networks 30%
  • Wide area networks 29%
  • Redundancy 21%

• Giga bit transmission in high-bandwidth low-loss perdeuterated polymer base graded-index polymer optical fiber link

  Ishigure, T., Nihei, E. & Koike, Y., 1997, In: Journal of Fiber Science and Technology. 53, 12, p. 520-525 6 p.

  研究成果: Article › 査読

  Open Access

  • Plastic optical fibers 100%
  • Polymers 49%
  • Fiber 42%
  • Bandwidth 42%
  • Wavelength 37%
  1 被引用数 (Scopus)

• Graded-index optical fibers of methyl methacrylate-vinyl benzoate copolymer with low loss and high bandwidth

  Ohtsuka, Y., Nihei, E. & Koike, Y., 1990, In: Applied Physics Letters. 57, 2, p. 120-122 3 p.

  研究成果: Article › 査読

  • vinyl copolymers 100%
  • optical fibers 37%
  • bandwidth 34%
  • plastic fibers 32%
  • fibers 21%
  23 被引用数 (Scopus)

• Graded-index plastic optical fiber composed of methyl methacrylate and vinyl phenylacetate copolymers

  Koike, Y., Nihei, E., Tanio, N. & Ohtsuka, Y., 1990 6月 20, In: Applied Optics. 29, 18, p. 2686-2691 6 p.

  研究成果: Article › 査読

  • vinyl copolymers 100%
  • Plastic optical fibers 74%
  • Copolymerization 73%
  • plastic fibers 64%
  • Copolymers 59%
  54 被引用数 (Scopus)

• Graded-index plastic optical fiber with high mechanical properties enabling easy network installations. I

  Ishigure, T., Hirai, M., Sato, M. & Koike, Y., 2004 1月 5, In: Journal of Applied Polymer Science. 91, 1, p. 404-409 6 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Strength of materials 69%
  • Polymer Chain 43%
  • Mechanical properties 43%
  • Strength 42%
  34 被引用数 (Scopus)

• Graded-index plastic optical fiber with high mechanical properties enabling easy network installations. II

  Ishigure, T., Hirai, M., Sato, M. & Koike, Y., 2004 1月 5, In: Journal of Applied Polymer Science. 91, 1, p. 410-416 7 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Cladding 43%
  • Mechanical properties 43%
  • Copolymers 39%
  • Strength of materials 34%
  12 被引用数 (Scopus)

• Graded-index polymer optical fiber for high-speed data communication

  Ishigure, T., Nihei, E. & Koike, Y., 1994 7月, In: Applied Optics. 33, 19, p. 4261-4266 6 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • communication 55%
  • optical fibers 50%
  • high speed 50%
  • polymers 39%
  161 被引用数 (Scopus)

• Graded-index polymer optical fiber with high thermal stability of bandwidth

  Ishigure, T., Sato, M., Nihei, E. & Koike, Y., 1998 7月, In: Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 37, 7, p. 3986-3991 6 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Thermodynamic stability 69%
  • thermal stability 58%
  • optical fibers 50%
  • bandwidth 46%
  22 被引用数 (Scopus)

• Gradient-index contact lens

  Koike, Y., Asakawa, A., Wu, S. P. & Nihei, E., 1995, In: Applied Optics. 34, 22, p. 4669-4673 5 p.

  研究成果: Article › 査読

  • Contact lenses 100%
  • contact lenses 84%
  • Copolymerization 46%
  • Aberrations 42%
  • gradients 42%
  15 被引用数 (Scopus)

• Gradient-Index Optical Polymer Materials

  Koike, Y. & Nihei, E., 1992, In: Sen'i Gakkaishi. 48, 5, p. 248-252 5 p.

  研究成果: Article › 査読
  1 被引用数 (Scopus)

• Gradient‐Index polymer materials and their optical devices

  Koike, Y., Tanio, N., Nihei, E. & Ohtsuka, Y., 1989 9月, In: Polymer Engineering & Science. 29, 17, p. 1200-1204 5 p.

  研究成果: Article › 査読

  • Optical devices 100%
  • Sphere 65%
  • Polymers 56%
  • Aberrations 51%
  • Lenses 39%
  32 被引用数 (Scopus)

• High-bandwidth, graded-index polymer optical fiber for near-infrared use

  Nihei, E., Ishigure, T. & Koike, Y., 1996 12月 20, In: Applied Optics. 35, 36, p. 7085-7090 6 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Monomers 79%
  • monomers 61%
  • Infrared radiation 57%
  • optical fibers 50%
  37 被引用数 (Scopus)

• High-Bandwidth, High-Numerical Aperture Graded-Index Polymer Optical Fiber

  Ishigure, T., Horibe, A., Nihei, E. & Koike, Y., 1995 8月, In: Journal of Lightwave Technology. 13, 8, p. 1686-1691 6 p.

  研究成果: Article › 査読

  • numerical aperture 100%
  • optical fibers 69%
  • bandwidth 63%
  • polymers 53%
  • multimedia 42%
  40 被引用数 (Scopus)

• High bandwidth and high numerical aperture graded-index polymer optical fibre

  Ishigure, T., Horibe, A., Nihei, E. & Koike, Y., 1994 7月 7, In: Electronics Letters. 30, 14, p. 1169-1171 3 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Bandwidth 42%
  • Wavelength 29%
  8 被引用数 (Scopus)

• High-bandwidth graded-index plastic optical fiber by the dopant diffusion coextrusion process

  Asai, M., Hirose, R., Kondo, A. & Koike, Y., 2007 10月, In: Journal of Lightwave Technology. 25, 10, p. 3062-3067 6 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • optical fibers 58%
  • bandwidth 53%
  • diffusion coefficient 21%
  • fabrication 15%
  29 被引用数 (Scopus)

• High-bandwidth graded-index plastic optical fiber with low-attenuation, high-bending ability, and high-thermal stability for home-networks

  Asai, M., Inuzuka, Y., Koike, K., Takahashi, S. & Koike, Y., 2011, In: Journal of Lightwave Technology. 29, 11, p. 1620-1626 7 p., 5740548.

  研究成果: Article › 査読

  • plastic fibers 100%
  • thermal stability 67%
  • attenuation 59%
  • optical fibers 58%
  • bandwidth 53%
  28 被引用数 (Scopus)

• High-Bandwidth Graded-Index Polymer Optical Fiber

  Koike, Y., Ishigure, T. & Nihei, E., 1995 7月, In: Journal of Lightwave Technology. 13, 7, p. 1475-1489 15 p.

  研究成果: Article › 査読

  • optical fibers 100%
  • bandwidth 92%
  • polymers 77%
  • high speed 66%
  • multimedia 61%
  274 被引用数 (Scopus)

• High-Bandwidth Graded-Index Polymer Optical Fiber Enabling Power Penalty-Free Gigabit Data Transmission

  Ishigure, T., Makino, K., Tanaka, S. & Koike, Y., 2003 11月, In: Journal of Lightwave Technology. 21, 11, p. 2923-2930 8 p.

  研究成果: Article › 査読

  • data transmission 100%
  • penalties 94%
  • plastic fibers 70%
  • optical fibers 68%
  • bandwidth 63%
  22 被引用数 (Scopus)

• High-bandwidth graded-index polymer optical fiber with high-temperature stability

  Ishigure, T., Sato, M., Kondo, A. & Koike, Y., 2002 8月, In: Journal of Lightwave Technology. 20, 8, p. 1443-1448 6 p.

  研究成果: Article › 査読

  • humidity 100%
  • optical fibers 95%
  • bandwidth 87%
  • polymers 73%
  • numerical aperture 27%
  17 被引用数 (Scopus)

• High-bandwidth plastic optical fiber for fiber to the display

  Koike, Y. & Ishigure, T., 2006 12月, In: Journal of Lightwave Technology. 24, 12, p. 4541-4553 13 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • high definition television 58%
  • optical fibers 58%
  • broadband 54%
  • bandwidth 53%
  58 被引用数 (Scopus)

• High-bandwidth plastic optical fiber with W-refractive index profile

  Ishigure, T., Endo, H., Ohdoko, K. & Koike, Y., 2004 9月, In: IEEE Photonics Technology Letters. 16, 9, p. 2081-2083 3 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Refractive index 87%
  • plastic fibers 86%
  • optical fibers 50%
  • refractivity 46%
  12 被引用数 (Scopus)

• High-bandwidth PVDF-clad GI POF with ultra-low bending loss

  Ishigure, T., Aruga, Y. & Koike, Y., 2007 1月, In: Journal of Lightwave Technology. 25, 1, p. 335-345 11 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • vinylidene 85%
  • fluorides 75%
  • optical fibers 58%
  • bandwidth 53%
  12 被引用数 (Scopus)

• High-efficiency and high-quality LCD backlight using highly scattering optical transmission polymer

  Horibe, A., Baba, M., Nihei, E. & Koike, Y., 1998, In: IEICE Transactions on Electronics. E81-C, 11, p. 1697-1702 6 p.

  研究成果: Article › 査読

  • Optical Transmission 100%
  • Light transmission 94%
  • Liquid crystal displays 79%
  • Scattering 69%
  • Polymers 54%
  14 被引用数 (Scopus)

• High efficiency optical coupler for a small photo acceptance area photodiode used in the high speed plastic optical fiber communication

  Matsumoto, Y., Nakazono, A., Kitahara, T. & Koike, Y., 2002 4月 1, In: Sensors and Actuators, A: Physical. 97, 98, p. 318-322 5 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Optical fiber communication 99%
  • plastic fibers 86%
  • Photodiodes 83%
  • acceptability 68%
  11 被引用数 (Scopus)

• High-efficiency organic dye-doped polymer optical fiber lasers

  Kuriki, K., Kobayashi, T., Imai, N., Tamura, T., Nishihara, S., Nishizawa, Y., Tagaya, A., Koike, Y. & Okamoto, Y., 2000 7月 17, In: Applied Physics Letters. 77, 3, p. 331-333 3 p.

  研究成果: Article › 査読

  • fiber lasers 100%
  • dyes 98%
  • optical fibers 85%
  • rhodamine 66%
  • polymers 66%
  65 被引用数 (Scopus)

• High gain and high power organic dye-doped polymer optical fiber amplifiers: Absorption and emission cross sections and gain characteristics

  Tagaya, A., Kobayashi, T., Nakatsuka, S., Nihei, E., Sasaki, K. & Koike, Y., 1997 5月, In: Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 36, 5 A, p. 2705-2708 4 p.

  研究成果: Article › 査読

  • Rhodamine B 100%
  • Fiber amplifiers 90%
  • Plastic optical fibers 85%
  • rhodamine 67%
  • Dyes 64%
  22 被引用数 (Scopus)

• High glass transition temperatures of poly(methyl methacrylate) prepared by free radical initiators

  Teng, H., Koike, K., Zhou, D., Satoh, Z., Koike, Y. & Okamoto, Y., 2009 1月 1, In: Journal of Polymer Science, Part A: Polymer Chemistry. 47, 1, p. 315-317 3 p.

  研究成果: Article › 査読

  • Free radicals 100%
  • Polymethyl methacrylates 92%
  • Glass transition 79%
  • Superconducting transition temperature 76%
  • Glass Transition Temperature 58%
  43 被引用数 (Scopus)

• Highly-efficient backlight for liquid crystal display having no optical films

  Okumura, T., Tagaya, A., Koike, Y., Horiguchi, M. & Suzuki, H., 2003 9月 29, In: Applied Physics Letters. 83, 13, p. 2515-2517 3 p.

  研究成果: Article › 査読

  • liquid crystals 100%
  • brightness 55%
  95 被引用数 (Scopus)

• Highly scattering optical transmission polymers for bright display

  Tagaya, A. & Koike, Y., 2000, In: Macromolecular Symposia. 154, p. 73-82 10 p.

  研究成果: Article › 査読

  • Optical Transmission 100%
  • Light transmission 94%
  • Scattering 69%
  • Display devices 56%
  • Polymers 54%
  21 被引用数 (Scopus)

• High-power and high-gain organic dye-doped polymer optical fiber amplifiers: Novel techniques for preparation and spectral investigation

  Tagaya, A., Teramoto, S., Nihei, E., Sasaki, K. & Koike, Y., 1997 1月 20, In: Applied Optics. 36, 3, p. 572-578 7 p.

  研究成果: Article › 査読

  • Fiber amplifiers 100%
  • Plastic optical fibers 93%
  • power gain 83%
  • rhodamine 74%
  • Rhodamine B 73%
  64 被引用数 (Scopus)

• High-power optical source using dye-doped polymer optical fiber

  Yamamoto, T., Fujii, K., Tagaya, A., Nihei, E., Koike, Y. & Sasaki, K., 1996 1月, In: Journal of Nonlinear Optical Physics and Materials. 5, 1, p. 73-88 16 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Rhodamine B 88%
  • rhodamine 79%
  • Dyes 76%
  • Light sources 72%
  5 被引用数 (Scopus)

• High-Power Polymer Optical Fiber Amplifiers in the Visible Region

  Kobayashi, T., Tagaya, A., Nakatsuka, S., Teramoto, S., Nihei, E., Sasaki, K. & Koike, Y., 1997, In: ACS Symposium Series. 672, p. 47-57 11 p.

  研究成果: Article › 査読

  • Fiber amplifiers 100%
  • Plastic optical fibers 93%
  • Amplification 64%
  • Fiber 40%
  • Wavelength 36%
  2 被引用数 (Scopus)