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

• 225 Article
• 70 Conference contribution
• 23 Paper
• 22 Conference article
• 19 その他
  • 11 Chapter
  • 5 Review article
  • 2 Editorial
  • 1 Book

年別の研究成果

年別の研究成果

検索結果

• 2013

  Design of zero-zero-birefringence polymers in methacrylate copolymer systems containing trichloroethyl methacrylate

  Iwasaki, S., Satoh, Z., Shafiee, H., Tagaya, A. & Koike, Y., 2013 10月 5, In: Journal of Applied Polymer Science. 130, 1, p. 138-144 7 p.

  研究成果: Article › 査読

  • Birefringence 100%
  • Copolymers 80%
  • Methacrylate 57%
  • Polymers 49%
  • Copolymer 44%
  10 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)

• 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)

• 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%

• Investigation of the physical properties of poly(ortho- and para-trifluoromethoxy styrenes)

  Sengupta, A., Koike, Y. & Okamoto, Y., 2013 8月 12, In: Macromolecular Chemistry and Physics. 214, 15, p. 1734-1737 4 p.

  研究成果: Article › 査読

  • Bromobenzene 100%
  • Benzoyl Peroxide 89%
  • Polystyrenes 87%
  • styrenes 86%
  • Styrene 86%
  1 被引用数 (Scopus)

• Low loss and high bandwidth polystyrene-based graded index polymer optical fiber

  Makino, K., Akimoto, Y., Koike, K., Kondo, A., Inoue, A. & Koike, Y., 2013, In: Journal of Lightwave Technology. 31, 14, p. 2407-2412 6 p., 6525378.

  研究成果: Article › 査読

  • polystyrene 100%
  • optical fibers 84%
  • bandwidth 77%
  • polymers 65%
  • attenuation 49%
  17 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%
  7 被引用数 (Scopus)

• Social class and migration in two northeastern Japanese villages, 1716-1870

  Tsuya, N. O. & Kurosu, S., 2013 10月, In: History of the Family. 18, 4, p. 434-455 22 p.

  研究成果: Article › 査読

  • Peasants 100%
  • peasant 89%
  • social class 77%
  • village 69%
  • Village 65%
  4 被引用数 (Scopus)

• Synthesis and characterization of copolymers of perfluoro(2-methylene-4,5- dimethyl-1,3-dioxolane) and perfluoro(2-methylene-1,3-dioxolane)

  Koike, K., Mikeš, F., Zhang, H., Koike, Y. & Okamoto, Y., 2013, In: Journal of Fluorine Chemistry. 156, p. 198-202 5 p.

  研究成果: Article › 査読

  • formal glycol 100%
  • methylene 69%
  • copolymers 53%
  • Polymers 49%
  • polymer 42%
  8 被引用数 (Scopus)

• Thermal and optical properties of highly fluorinated copolymers of methacrylates

  Teng, H., Wan, Z., Koike, Y. & Okamoto, Y., 2013 5月, In: Polymers for Advanced Technologies. 24, 5, p. 520-523 4 p.

  研究成果: Article › 査読

  • Optical properties 100%
  • Copolymers 95%
  • Thermodynamic properties 74%
  • Methacrylate 67%
  • Optical Property 58%
  4 被引用数 (Scopus)

• Visualization of Asian AS topology evolution

  Kuga, Y., Cho, K., Nakamura, O. & Murai, J., 2013 5月, In: Computer Software. 30, 2, p. 147-158 12 p.

  研究成果: Article › 査読

  • Visualization 100%
  • Topology 87%
  • Internet 70%
  • Routers 24%
• 2012

  4 × 10 Gb/s high-speed link over thin GI 50/125 plastic optical fibers and compact optical sub-assembly

  Schlepple, N., Nishigaki, M., Uemura, H., Obara, K., Furuyama, H., Sugizaki, Y., Shibata, H. & Koike, Y., 2012, In: IEEE Photonics Technology Letters. 24, 19, p. 1670-1672 3 p., 6244852.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • 50 Percent Growth Inhibition 90%
  • plastic fibers 86%
  • assembly 57%
  • optical fibers 50%
  4 被引用数 (Scopus)

• Alternating copolymers of hexafluoroisobutylene with vinyl trifluoroacetate and vinyl pentafluorobenzoate

  Mikes, F., Teng, H., Koike, Y. & Okamoto, Y., 2012 11月 15, In: Journal of Polymer Science, Part A: Polymer Chemistry. 50, 22, p. 4717-4720 4 p.

  研究成果: Article › 査読

  • Alternating Copolymer 100%
  • Trifluoroacetate 95%
  • Copolymers 95%
  • Copolymer 53%
  • Monomers 38%
  2 被引用数 (Scopus)

• Design and deployment of post-disaster recovery internet in 2011 Tohoku Earthquake

  Kataoka, K., Uehara, K., Oe, M. & Murai, J., 2012 7月, In: IEICE Transactions on Communications. E95-B, 7, p. 2200-2209 10 p.

  研究成果: Article › 査読

  • Disasters 100%
  • Earthquakes 92%
  • Internet 72%
  • Recovery 72%
  • Satellite links 46%
  1 被引用数 (Scopus)

• Design and synthesis of zero-zero-birefringence polymers in a quaternary copolymerization system

  Iwasaki, S., Satoh, Z., Shafiee, H., Tagaya, A. & Koike, Y., 2012 7月 6, In: Polymer. 53, 15, p. 3287-3296 10 p.

  研究成果: Article › 査読

  • Birefringence 100%
  • Copolymerization 99%
  • Methacrylate 57%
  • Polymers 49%
  • Copolymers 46%
  26 被引用数 (Scopus)

• DP-FEC: Dynamic probing FEC for high-performance real-time interactive video streaming

  Matsuzono, K., Asaeda, H. & Murai, J., 2012, In: Journal of information processing. 20, 1, p. 185-195 11 p.

  研究成果: Article › 査読

  Open Access

  • Forward error correction 100%
  • Video streaming 88%
  • Packet loss 80%
  • Data communication systems 71%
  • Redundancy 34%
  1 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)

• 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)

• Improvement of the physical properties of poly(methyl methacrylate) by copolymerization with N-pentafluorophenyl maleimide; Zero-orientational and photoelastic birefringence polymers with high glass transition temperatures

  Tagaya, A., Lou, L., Ide, Y., Koike, Y. & Okamoto, Y., 2012 5月, In: Science China Chemistry. 55, 5, p. 850-853 4 p.

  研究成果: Article › 査読

  • Birefringence 100%
  • Maleimide 96%
  • Glass Transition Temperature 70%
  • Copolymerization 68%
  • Copolymer 55%
  4 被引用数 (Scopus)

• Intrinsic transmission bandwidths of graded-index plastic optical fibers

  Inoue, A., Sassa, T., Makino, K., Kondo, A. & Koike, Y., 2012 7月 1, In: Optics Letters. 37, 13, p. 2583-2585 3 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • optical fibers 58%
  • bandwidth 53%
  • communication networks 33%
  • forward scattering 29%
  30 被引用数 (Scopus)

• Koike Laboratory, Faculty of Science and Technology, Keio University, Keio Photonics Research Institute

  Koike, Y., 2012 9月 1, In: Journal of Japan Institute of Electronics Packaging. 15, 7, p. 571 1 p.

  研究成果: Article › 査読

• Large-scale cooperative dissemination of governmental information in emergency - An experiment and future strategies

  Horiba, K., Okawa, K. & Murai, J., 2012 7月, In: IEICE Transactions on Communications. E95-B, 7, p. 2191-2199 9 p.

  研究成果: Article › 査読

  • Earthquakes 100%
  • Industry 75%
  • Information services 64%
  • Experiments 61%
  • Lead 53%

• Low loss graded index polymer optical fiber with high stability under damp heat conditions

  Makino, K., Kado, T., Inoue, A. & Koike, Y., 2012 6月 4, In: Optics Express. 20, 12, p. 12893-12898 6 p.

  研究成果: Article › 査読

  • optical fibers 100%
  • heat 87%
  • polymers 77%
  • copolymers 51%
  • phenanthrene 39%
  22 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)

• 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)

• Theory and performance evaluation of group coding of RFID tags

  Sato, Y., Mitsugi, J., Nakamura, O. & Murai, J., 2012, In: IEEE Transactions on Automation Science and Engineering. 9, 3, p. 458-466 9 p., 6185705.

  研究成果: Article › 査読

  • Radio frequency identification (RFID) 100%
  • Decoding 25%
  • Automatic identification 18%
  • Identification (control systems) 13%
  • Experiments 10%
  23 被引用数 (Scopus)

• Zero-birefringence pressure-sensitive adhesives

  Ito, H., Yanai, S., Oda, S., Tagaya, A. & Koike, Y., 2012 6月, In: AIP Advances. 2, 2, 022142.

  研究成果: Article › 査読

  • adhesives 100%
  • birefringence 92%
  • acrylates 46%
  • polymers 22%
  • isocyanates 19%
• 2011

  52.4: Proposal of zero-birefringence pressure sensitive adhesives for preventing the light leakage of LCDs

  Ito, H., Yanai, S., Tagaya, A., Koike, Y. & Oda, S., 2011 6月, In: Digest of Technical Papers - SID International Symposium. 42 1, p. 766-769 4 p.

  研究成果: Article › 査読

  • Birefringence 100%
  • Liquid crystal displays 73%
  • Adhesives 61%
  • Aging of materials 7%
  1 被引用数 (Scopus)

• 60.2: A polarized laser backlight using a polymer free of orientational and photoelastic birefringence

  Kurashima, T., Tagaya, A. & Koike, Y., 2011 6月, In: Digest of Technical Papers - SID International Symposium. 42 1, p. 882-885 4 p.

  研究成果: Article › 査読

  • Birefringence 100%
  • Lasers 51%
  • Polymers 49%
  • Polarization 41%
  • Liquid crystal displays 24%
  6 被引用数 (Scopus)

• Alternating copolymerization of bis(hexafluoroisopropyl) fumarate with styrene and vinyl pentafluorobenzoate: Transparent and low refractive index polymers

  Teng, H., Liu, W., Koike, Y. & Okamoto, Y., 2011 7月 1, In: Journal of Polymer Science, Part A: Polymer Chemistry. 49, 13, p. 2834-2838 5 p.

  研究成果: Article › 査読

  • Copolymerization 100%
  • Refractive index 89%
  • Copolymers 81%
  • Styrene 77%
  • Refractive Index 66%
  5 被引用数 (Scopus)

• A novel copolymer of methyl methacrylate with N-pentafluorophenyl maleimide: High glass transition temperature and highly transparent polymer

  Lou, L., Koike, Y. & Okamoto, Y., 2011 7月 20, In: Polymer. 52, 16, p. 3560-3564 5 p.

  研究成果: Article › 査読

  • Copolymers 100%
  • Maleimide 96%
  • Glass transition 96%
  • Superconducting transition temperature 91%
  • Methyl Methacrylate 79%
  9 被引用数 (Scopus)

• Common origin of dynamics heterogeneity and cooperatively rearranging region in polymer melts

  Asai, M., Shibayama, M. & Koike, Y., 2011 8月 23, In: Macromolecules. 44, 16, p. 6615-6624 10 p.

  研究成果: Article › 査読

  • Polymer melts 100%
  • Glass transition 83%
  • Glass Transition 78%
  • Heterogeneity 68%
  • Liquids 48%
  17 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-thermally stable and high-bandwidth graded index plastic optical fiber for vehicle networks

  Asai, M., Yamaki, Y., Takahashi, S. & Koike, Y., 2011 10月 15, In: Journal of Polymer Science, Part B: Polymer Physics. 49, 20, p. 1464-1469 6 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • plastic fibers 86%
  • vehicles 66%
  • optical fibers 50%
  • bandwidth 46%
  4 被引用数 (Scopus)

• 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)

• Synthesis and characterization of trifluoromethyl substituted styrene polymers and copolymers with methacrylates: Effects of trifluoromethyl substituent on styrene

  Teng, H., Lou, L., Koike, K., Koike, Y. & Okamoto, Y., 2011 2月 17, In: Polymer. 52, 4, p. 949-953 5 p.

  研究成果: Article › 査読

  • Copolymers 100%
  • Styrene 95%
  • Characterization (materials science) 73%
  • Methacrylate 70%
  • Polymers 61%
  21 被引用数 (Scopus)
• 2010

  A scalable network architecture for a large-scale uni-directional link

  Kataoka, K., Thamrin, A. H. & Murai, J., 2010, In: Journal of information processing. 18, p. 125-137 13 p.

  研究成果: Article › 査読

  • Network architecture 100%
  • Telecommunication links 98%
  • Bandwidth 67%
  • Data Link Layer 49%
  • Network layers 39%

• Bandwidth enhancement of graded index plastic optical fiber by control of differential mode attenuation

  Noda, T. & Koike, Y., 2010 2月 1, In: Optics Express. 18, 3, p. 3128-3136 9 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • attenuation 59%
  • optical fibers 58%
  • bandwidth 53%
  • augmentation 47%
  11 被引用数 (Scopus)

• Inventory redistribution process with fine granular real space information - Proposal and evaluation using a specialty store's supply chain

  Inaba, T., Nakamura, O., Kokuryo, J. & Murai, J., 2010 12月 1, In: Journal of Japan Industrial Management Association. 61, 3, p. 180-190 11 p.

  研究成果: Article › 査読

  • Supply Chain 100%
  • Granularity 98%
  • Redistribution 97%
  • Supply Chain Management 78%
  • Supply chains 71%
  2 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%

• 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%
  23 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)

• 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)

• 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%
• 2009

  Design, synthesis, and characterization of a partially chlorinated acrylic copolymer for low-loss and thermally stable graded index plastic optical fibers

  Koike, K., Mikeš, F., Okamoto, Y. & Koike, Y., 2009 7月 1, In: Journal of Polymer Science, Part A: Polymer Chemistry. 47, 13, p. 3352-3361 10 p.

  研究成果: Article › 査読

  • Plastic optical fibers 100%
  • Acrylic Acid Copolymer 90%
  • Copolymers 79%
  • Acrylics 77%
  • Acrylate 60%
  28 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)

• Synthesis and characterization of perfluoro-3-methylene- 2,4-dioxabicyclo[3,3,0] octane: Homo- and copolymerization with fluorovinyl monomers

  Mikes, F., Teng, H., Kostov, G., Ameduri, B., Koike, Y. & Okamoto, Y., 2009 12月 1, In: Journal of Polymer Science, Part A: Polymer Chemistry. 47, 23, p. 6571-6578 8 p.

  研究成果: Article › 査読

  • Homopolymerization 100%
  • Copolymerization 97%
  • Copolymers 79%
  • Monomers 78%
  • Octane 69%
  20 被引用数 (Scopus)
• 2008

  Avoidance mechanism of redundant transmissions in content cruising system

  Ishida, T., Ehara, K., Toda, S., Ohara, Y., Imaike, M. & Murai, J., 2008 5月, In: Journal of Networks. 3, 5, p. 65-77 13 p.

  研究成果: Article › 査読

  • Packet loss 100%
  • Simulators 72%
  • Air 54%
  • Communication 50%
  • Experiments 35%

• Control of refractive index distribution for high-bandwidth graded index plastic optical fiber

  Asai, M., Nehashi, K. & Koike, Y., 2008 8月 15, In: Journal of Lightwave Technology. 26, 16, p. 2909-2918 10 p.

  研究成果: Article › 査読

  • plastic fibers 100%
  • optical fibers 58%
  • refractivity 53%
  • bandwidth 53%
  • diffusion coefficient 21%
  4 被引用数 (Scopus)