坂井　 直道

研究成果

年別の研究成果 1991 2001 2002 2003 2004 2005 2006 2008 2022

• 231 Article
• 68 Conference article
• 10 Conference contribution
• 3 Review article
• 2 その他
  • 1 Paper
  • 1 Comment/debate

年別の研究成果

年別の研究成果

検索結果

• Article

  Effect of ZrO₂ and ZnO nanoparticles inclusions on superconductive properties of the melt-processed GdBa₂Cu₃O_7-δ bulk superconductor

  Xu, Y., Hu, A., Xu, C., Sakai, N., Hirabayashi, I. & Izumi, M., 2008 9月 15, In: Physica C: Superconductivity and its applications. 468, 15-20, p. 1363-1365 3 p.

  研究成果: Article › 査読

  • ZnO nanoparticles 100%
  • Superconducting materials 83%
  • Superconductivity 74%
  • Superconductor 71%
  • Substitution reactions 63%
  26 被引用数 (Scopus)

• Effects of Dy₂BaCuO₅ contents on microstructure and mechanical strength of Ag-added Dy-Ba-Cu-O bulk superconductors

  Nariki, S., Sakai, N., Murakami, M. & Hirabayashi, I., 2004 10月, In: Physica C: Superconductivity and its applications. 412-414, SPEC. ISS., p. 651-656 6 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Superconductor 85%
  • Strength of materials 79%
  • Cracks 51%
  • Microstructure 51%
  29 被引用数 (Scopus)

• Effects of subgrains on critical current properties in melt-processed RE-Ba-Cu-O bulk superconductors

  Ogasawara, K., Sakai, N., Koblischka, M. R., Koblischka-Veneva, A. & Murakami, M., 2004 2月, In: Superconductor Science and Technology. 17, 2, p. S61-S65

  研究成果: Article › 査読

  • Electron Backscattering 100%
  • Electric variables measurement 94%
  • Magnetic variables measurement 85%
  • Critical currents 80%
  • Backscattering 76%
  7 被引用数 (Scopus)

• E-J characteristics of melt-textured RE123 (RE: Nd, Y) superconductors

  Inoue, K., Sakai, N., Waki, K. & Murakami, M., 2002 10月 1, In: Physica C: Superconductivity and its applications. 378-381, PART 1, p. 503-507 5 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Superconductor 85%
  • Electric fields 70%
  • Electric Field 68%
  • Magnetization 45%
  1 被引用数 (Scopus)

• E-J characteristics of NdBa₂Cu₃O_7-δ bulk superconductor determined with ac susceptibility

  Inoue, K., Sakai, N., Waki, K. & Murakami, M., 2001, In: Physica C: Superconductivity and its applications. 357-360, p. 531-533 3 p.

  研究成果: Article › 査読

  • Magnetic relaxation 100%
  • Superconducting materials 63%
  • Magnetic Relaxation 62%
  • Magnetization 57%
  • Superconductor 54%
  10 被引用数 (Scopus)

• Electrical contact characteristics of YBaCuO bulk

  Fukuda, K., Fujita, H., Tomita, M., Murakami, M., Sakai, N., Hirabayashi, I. & Sawa, K., 2007 10月 1, In: Physica C: Superconductivity and its applications. 463-465, SUPPL., p. 1361-1364 4 p.

  研究成果: Article › 査読

  • electric contacts 100%
  • Energy Storage 97%
  • Switches 81%
  • Contact Resistance 71%
  • switches 69%
  1 被引用数 (Scopus)

• Enhanced flux pinning in GdBaCuO bulk superconductors by Zr dopants

  Xu, C., Hu, A., Ichihara, M., Sakai, N., Izumi, M. & Hirabayashi, I., 2007 10月 1, In: Physica C: Superconductivity and its applications. 463-465, SUPPL., p. 367-370 4 p.

  研究成果: Article › 査読

  • Flux pinning 100%
  • Superconducting materials 71%
  • flux pinning 66%
  • Superconductor 61%
  • Doping (additives) 60%
  2 被引用数 (Scopus)

• Enhanced flux pinning of air-processed Gd123 by doping ZrO₂ nanoparticles

  Xu, C., Hu, A., Ichihara, M., Sakai, N., Hirabayashi, I. & Izumi, M., 2007 9月 1, In: Physica C: Superconductivity and its applications. 460-462 II, SPEC. ISS., p. 1341-1342 2 p.

  研究成果: Article › 査読

  • Flux pinning 100%
  • flux pinning 66%
  • Magnetization 64%
  • Magnetic Flux Pinning 61%
  • Doping (additives) 60%
  27 被引用数 (Scopus)

• Enhanced Superconducting Properties of Air-Processed GdBa ₂Cu ₃O _7-δ Single Domains with BaCO ₃/BaCuO _2-x Addition

  Xu, C., Hu, A., Sakai, N., Hirabayashi, I. & Izumi, M., 2007 5月, In: Journal of Superconductivity and Novel Magnetism. 20, 4, p. 309-314 6 p.

  研究成果: Article › 査読

  • Superconductor 100%
  • inoculation 98%
  • Magnetic Field 83%
  • Solid Solution 74%
  • trapped magnetic fields 69%
  4 被引用数 (Scopus)

• Enhanced T_c and strong flux pinning in melt-processed NdBa₂Cu₃O_y superconductors

  Yoo, S. I., Murakami, M., Sakai, N., Higuchi, T. & Tanaka, S., 1994 7月, In: Japanese Journal of Applied Physics. 33, 7, p. L1000-L1003

  研究成果: Article › 査読

  • Flux pinning 100%
  • Superconducting materials 71%
  • flux pinning 66%
  • Oxygen 43%
  • Hysteresis loops 32%
  165 被引用数 (Scopus)

• Enhancement of critical current density of Dy-Ba-Cu-O bulk superconductor by the refinement of Dy211 particles

  Nariki, S., Sakai, N. & Murakami, M., 2001 8月, In: Physica C: Superconductivity and its applications. 357-360, SUPPL. 2, p. 814-816 3 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Superconductor 85%
  • Particle size 71%
  • Magnetic Field 71%
  • critical current 69%
  22 被引用数 (Scopus)

• Enhancement of trapped fields of large-grain Nd-Ba-Cu-O superconductors

  Matsui, M., Nariki, S., Sakai, N. & Murakami, M., 2002 5月 1, In: Superconductor Science and Technology. 15, 5, p. 781-785 5 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Densification 86%
  • Superconductor 85%
  • densification 75%
  • Crystals 75%
  7 被引用数 (Scopus)

• Evaluation of fatigue properties of bulk ring superconductors for synchrotron radiation sources

  Tsuru, R., Tanaka, T., Nakajima, T., Seike, T., Hirano, H., Morita, M., Teshima, H., Nariki, S., Sakai, N., Hirbayashi, I. & Kitamura, H., 2007 10月 1, In: Physica C: Superconductivity and its applications. 463-465, SUPPL., p. 1333-1337 5 p.

  研究成果: Article › 査読

  • Synchrotron radiation 100%
  • Superconducting materials 91%
  • Superconductor 78%
  • Synchrotron Radiation 74%
  • radiation sources 73%
  4 被引用数 (Scopus)

• Excess of Eu in the (Nd_0.33Eu_0.33+xGd_0.33-x)Ba₂Cu₃ O_y system: The way to a high irreversibility field at 77 K

  Muralidhar, M., Sakai, N., Wu, Y., Murakami, M., Jirsa, M., Nishizaki, T. & Kobayashi, N., 2002 9月 1, In: Superconductor Science and Technology. 15, 9, p. 1357-1363 7 p.

  研究成果: Article › 査読

  • Magnetometers 100%
  • Transmission electron microscopy 83%
  • Antiphase Boundary 69%
  • High resolution transmission electron microscopy 66%
  • SQUIDs 60%
  12 被引用数 (Scopus)

• Fabrication and characterization of LRE_1+xBa_2-xCu₃O_y (LRE: Nd, Eu, Gd, NEG) superconductors: A low oxygen partial pressure

  Muralidhar, M., Sakai, N., Jirsa, M. & Murakami, M., 2002 10月 1, In: Physica C: Superconductivity and its applications. 378-381, PART 1, p. 646-650 5 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Magnetic properties 92%
  • Partial pressure 90%
  • Superconductor 85%
  • partial pressure 73%
  5 被引用数 (Scopus)

• Fabrication and superconducting properties of Gd-Ba-Cu-O single-grain bulk with barium cerate addition

  Nariki, S., Sakai, N., Murakami, M. & Hirabayashi, I., 2006 10月 1, In: Physica C: Superconductivity and its applications. 445-448, 1-2, p. 291-294 4 p.

  研究成果: Article › 査読

  • Barium 100%
  • Superconductor 78%
  • barium 72%
  • Fabrication 51%
  • Microstructure 47%
  6 被引用数 (Scopus)

• Fabrication of large Eu-Ba-Cu-O bulk superconductors for compact NMR magnet

  Nariki, S., Sakai, N., Hirabayashi, I., Yoshikawa, M., Itoh, Y., Nakamura, T. & Utsumi, H., 2008 2月 1, In: Journal of Physics: Conference Series. 97, 1, 012238.

  研究成果: Article › 査読

  Open Access

  • magnets 100%
  • nuclear magnetic resonance 97%
  • fabrication 74%
  • partial pressure 19%
  • traps 15%
  4 被引用数 (Scopus)

• Fabrication of large-grain bulk superconductors in microgravity environment

  Sakai, N., Inoue, K., Shisa, A., Hirata, H. & Murakami, M., 2003 7月, In: Acta Astronautica. 53, 1, p. 35-43 9 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Microgravity 94%
  • Crystal growth 71%
  • Fabrication 56%
  • Chemical contamination 43%
  6 被引用数 (Scopus)

• Fabrication of large-grain Nd-Ba-Cu-O superconductor

  Matsui, M., Miyamoto, T., Nariki, S., Sakai, N. & Murakami, M., 2001 8月, In: Physica C: Superconductivity and its applications. 357-360, SUPPL. 2, p. 694-696 3 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Superconductor 85%
  • Dimension 57%
  • Fabrication 56%
  • Liquid nitrogen 48%
  11 被引用数 (Scopus)

• Fabrication of large melt-grown (Sm _0.5Gd _0.5)Ba ₂Cu ₃O _y superconductor and its trapped magnetic field

  Sakai, N., Seo, S. J., Miyamoto, T., Murakami, M. & Yoo, S. I., 1999 12月 1, In: Journal of the Korean Physical Society. 35, SUPPL. 2, p. S469-S471

  研究成果: Article › 査読

  • trapped magnetic fields 100%
  • fabrication 38%
  • inoculation 35%
  • seeds 29%
  • magnetization 20%
  4 被引用数 (Scopus)

• Fabrication of large single-domain Sm123 superconductors by OCMG method

  Hayashi, N., Diko, P., Nagashima, K., Yoo, S. I., Sakai, N. & Murakami, M., 1998 5月 1, In: Materials Science and Engineering B. 53, 1-2, p. 104-108 5 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Superconductor 85%
  • Thermal gradients 77%
  • Melting 72%
  • Fabrication 56%
  13 被引用数 (Scopus)

• Feasible waste liquid treatment from electroless nickel-plating by intense magnetic field of HTS bulk magnets

  Oka, T., Furusawa, M., Sudo, K., Dadiel, L., Sakai, N., Seki, H., Miryala, M., Murakami, M., Nakano, T., Ooizumi, M., Yokoyama, K. & Tsujimura, M., 2021, In: Progress in Superconductivity and Cryogenics (PSAC). 23, 3, p. 37-40 4 p.

  研究成果: Article › 査読

  • Nickel plating 100%
  • Electroless plating 90%
  • Magnets 68%
  • Recycling 65%
  • Magnetic Field 62%
  1 被引用数 (Scopus)

• Field-cooled flux distributions as tool to analyze pinning properties

  Koblischka, M. R., Das, A., Muralidhar, M., Sakai, N. & Murakami, M., 1998 10月 15, In: Japanese Journal of Applied Physics, Part 2: Letters. 37, 10 SUPPL. B, p. L1227-L1230

  研究成果: Article › 査読

  • Fluxes 100%
  • Magnetooptical effects 67%
  • Cooling 56%
  • cooling 55%
  • Superconducting materials 53%
  9 被引用数 (Scopus)

• Field-Trapping Performance of Drilled MgB₂Bulk Superconductor Embedded with Bi-In-Sn Alloy and Al-Rod Using Pulse-Field Magnetization Processes

  Longji Dadiel, J., Sakai, N., Yokoyama, K., Takemura, K., Oka, T., Noudem, J., Muralidhar, M. & Murakami, M., 2022 6月 1, In: IEEE Transactions on Applied Superconductivity. 32, 4, 3800106.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Magnetization 90%
  • Superconductor 85%
  • Magnetic Flux 62%
  • rods 62%

• Field trapping property of Gd-Ba-Cu-O bulk superconductor 140 mm in diameter

  Sakai, N., Kita, M., Nariki, S., Muralidhar, M., Inoue, K., Hirabayashi, I. & Murakami, M., 2006 10月 1, In: Physica C: Superconductivity and its applications. 445-448, 1-2, p. 339-342 4 p.

  研究成果: Article › 査読

  • trapped magnetic fields 100%
  • Superconducting materials 83%
  • Superconductor 71%
  • Magnetic Field 59%
  • Magnetic fields 55%
  26 被引用数 (Scopus)

• Flux motion in Y-Ba-Cu-O bulk superconductors during pulse field magnetization

  Yoshizawa, K., Nariki, S., Sakai, N., Murakami, M., Hirabayasi, I. & Takizawa, T., 2004 2月 1, In: Superconductor Science and Technology. 17, 2, p. S74-S78

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Magnetization 90%
  • Superconductor 85%
  • Fluxes 61%
  • magnetization 49%

• Flux pinning and orientation control of large grain LREBa ₂Cu₃O_y

  Muralidhar, M., Sakai, N., Jirsa, M., Murakami, M. & Hirabayashi, I., 2006 6月 1, In: Journal of Physics: Conference Series. 43, 1, p. 417-420 4 p., 104.

  研究成果: Article › 査読

  • flux pinning 100%
  • liquid nitrogen 27%
  • seeds 25%
  • flat surfaces 24%
  • liquid phases 23%
  1 被引用数 (Scopus)

• Flux pinning and superconducting properties of ZnO added (Nd,Eu,Gd)Ba₂Cu₃O_y

  Muralidhar, M., Sakai, N., Jirsa, M., Kono, T., Murakami, M. & Hirabayashi, I., 2006 10月 1, In: Physica C: Superconductivity and its applications. 445-448, 1-2, p. 403-407 5 p.

  研究成果: Article › 査読

  • Flux pinning 100%
  • flux pinning 66%
  • Superconductive Transition Temperature 39%
  • Liquids 36%
  • Magnetization 32%
  1 被引用数 (Scopus)

• Flux pinning in melt grown LRE123 superconductors

  Murakami, M., Sakai, N., Higuchi, T., Chikumoto, N. & Yoo, S. I., 1996 1月 1, In: Journal of Low Temperature Physics. 105, 5-6, p. 1751-1760 10 p.

  研究成果: Article › 査読

  • Flux pinning 100%
  • Superconducting materials 71%
  • flux pinning 66%
  • Solid solutions 61%
  • Superconductor 61%
  4 被引用数 (Scopus)

• Flux pinning in melt-grown NdBa₂Cu₃O_y and SmBa₂Cu₃O_y superconductors

  Murakami, M., Yoo, S. I., Higuchi, T., Sakai, N., Weltz, J., Koshizuka, N. & Tanaka, S., 1994 5月, In: Japanese Journal of Applied Physics. 33, 5, p. L715-L717

  研究成果: Article › 査読

  • Flux pinning 100%
  • Superconducting materials 71%
  • Rare earths 66%
  • flux pinning 66%
  • rare earth elements 46%
  411 被引用数 (Scopus)

• Flux pinning in melt processed RE-Ba-Cu-O

  Murakami, M., Sakai, N., Chikumoto, N., Kojo, H., Higuchi, T. & Yoo, S. I., 1997 8月, In: Physica C: Superconductivity and its applications. 282-287, PART 1, p. 371-374 4 p.

  研究成果: Article › 査読

  • Flux pinning 100%
  • flux pinning 66%
  • Oxygen 43%
  • Molecular Cluster 35%
  • oxygen 32%
  16 被引用数 (Scopus)

• Flux pinning properties and superconductivity of Gd-123 superconductor with addition of nanosized SnO₂/ZrO₂ particles

  Xu, C., Hu, A., Sakai, N., Izumi, M. & Hirabayashi, I., 2006 10月 1, In: Physica C: Superconductivity and its applications. 445-448, 1-2, p. 357-360 4 p.

  研究成果: Article › 査読

  • Flux pinning 100%
  • Superconductivity 83%
  • Superconducting materials 71%
  • flux pinning 66%
  • Superconductor 61%
  32 被引用数 (Scopus)

• Flux pinning properties in a GdBa₂Cu₃O _7-δ bulk superconductor with the addition of magnetic alloy particles

  Xu, Y., Izumi, M., Tsuzuki, K., Zhang, Y., Xu, C., Murakami, M., Sakai, N. & Hirabayashi, I., 2009, In: Superconductor Science and Technology. 22, 9, 095009.

  研究成果: Article › 査読

  • Flux pinning 100%
  • Superconducting materials 71%
  • flux pinning 66%
  • Superconductor 61%
  • Magnetic Field 50%
  48 被引用数 (Scopus)

• Force density of magnetic bearings using superconducting coils and bulk superconductors

  Nagashima, K., Seino, H., Miyazaki, Y., Arai, Y., Sakai, N. & Murakami, M., 2008 5月, In: Quarterly Report of RTRI (Railway Technical Research Institute) (Japan). 49, 2, p. 127-132 6 p.

  研究成果: Article › 査読

  • Superconducting coils 100%
  • Superconducting materials 85%
  • Magnetic bearings 79%
  • Permanent magnets 38%
  • Flywheels 26%
  12 被引用数 (Scopus)

• Formation of defects in precursors for melt-textured RE-Ba-Cu-O superconductors and effect of organic binder addition

  Nariki, S., Sakai, N., Murakami, M. & Hirabayashi, I., 2007 10月 1, In: Physica C: Superconductivity and its applications. 463-465, SUPPL., p. 308-313 6 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Superconductor 85%
  • Binders 70%
  • Binding Agent 67%
  • Green 52%
  3 被引用数 (Scopus)

• Formation of pores in melt-processed RE-Ba-Cu-O and the techniques to reduce pore density

  Sakai, N., Ishihara, D., Inoue, K. & Murakami, M., 2002 5月 1, In: Superconductor Science and Technology. 15, 5, p. 698-701 4 p.

  研究成果: Article › 査読

  • Oxygen 100%
  • porosity 89%
  • Decomposition 89%
  • Pore 81%
  • Inert gases 74%
  16 被引用数 (Scopus)

• Formation of uniform magnetic flux distribution for NMR magnets using HTS bulk magnets activated by pulsed-field magnetization

  Oka, T., Inoue, N., Tsunoda, S., Ogawa, J., Fukui, S., Yokoyama, K., Sakai, N., Miryala, M., Murakami, M., Takahashi, M. & Nakamura, T., 2020 5月, In: Materials Research Express. 7, 5, 056001.

  研究成果: Article › 査読

  Open Access

  • Magnetic Flux 100%
  • Nuclear magnetic resonance 73%
  • Magnetization 72%
  • Magnetic flux 68%
  • Magnets 62%
  2 被引用数 (Scopus)

• Fracture toughness of Sm123 bulk superconductors evaluated by tensile and bending tests

  Katagiri, K., Murakami, A., Okudera, T., Yoshino, Y., Iwabuchi, A., Noto, K., Sakai, N. & Murakami, M., 2004 6月, In: IEEE Transactions on Applied Superconductivity. 14, 2, p. 1046-1049 4 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Fracture Toughness 85%
  • Superconductor 85%
  • Bending tests 81%
  • tensile tests 78%
  7 被引用数 (Scopus)

• Fracture toughness of SmBaCuO bulk superconductors at cryogenic temperatures

  Yoshino, Y., Iwabuchi, A., Takahashi, N., Katagiri, K., Noto, K., Sakai, N. & Murakami, M., 2004 6月, In: IEEE Transactions on Applied Superconductivity. 14, 2, p. 1118-1121 4 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Fracture Toughness 85%
  • Superconductor 85%
  • Cryogenics 83%
  • cryogenic temperature 82%
  6 被引用数 (Scopus)

• Grain growth and seeding of thick films of YBa₂Cu₃O_7-δ on yttria stabilised zirconia

  Matthews, D. N., Sakai, N., Murakami, M. & Russell, G. J., 1995 3月 1, In: Physica C: Superconductivity and its applications. 243, 3-4, p. 342-352 11 p.

  研究成果: Article › 査読

  • Yttria stabilized zirconia 100%
  • Grain growth 92%
  • Thick films 91%
  • Grain Growth 91%
  • inoculation 83%
  2 被引用数 (Scopus)

• Growth of single-domain (Sm_0.5Eu_0.5)Ba₂Cu₃O _7-δ with high T_c and J_c by employing a thermal gradient

  Hu, A., Sakai, N. & Murakami, M., 2001 4月 23, In: Applied Physics Letters. 78, 17, p. 2539-2541 3 p.

  研究成果: Article › 査読

  • gradients 100%
  • rare earth elements 87%
  • plateaus 47%
  • solid solutions 41%
  • substitutes 40%
  49 被引用数 (Scopus)

• High critical current density in RE-Ba-Cu-O bulk superconductors with very fine RE₂BaCuO₅ particles

  Nariki, S., Sakai, N., Murakami, M. & Hirabayashi, I., 2004 10月, In: Physica C: Superconductivity and its applications. 412-414, SPEC. ISS., p. 557-565 9 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Size Reduction 98%
  • Superconductor 85%
  • critical current 69%
  • Powders 61%
  61 被引用数 (Scopus)

• High critical current density in Y-Ba-Cu-O bulk superconductors with very fine Y211 particles

  Nariki, S., Sakai, N., Murakami, M. & Hirabayashi, I., 2004 2月 1, In: Superconductor Science and Technology. 17, 2, p. S30-S35

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Size Reduction 98%
  • Superconductor 85%
  • Ball Milling 78%
  • Magnetic Field 71%
  68 被引用数 (Scopus)

• High flux pinning in ternary (Nd-Eu-Gd)Ba₂Cu₃O_y superconductors at 77 K

  Muralidhar, M., Jirsa, M., Sakai, N. & Murakami, M., 2002 10月 1, In: Physica C: Superconductivity and its applications. 378-381, PART 1, p. 750-754 5 p.

  研究成果: Article › 査読

  • Flux pinning 100%
  • Superconducting materials 71%
  • flux pinning 66%
  • Superconductor 61%
  • Magnetic Field 50%
  1 被引用数 (Scopus)

• High performance of air-processed GdBa₂Cu₃O _7-δ superconductors with fined Gd₂BaCuO₅ and Gd₂Ba₄CuMoO_x additions

  Xu, C., Hu, A., Sakai, N., Hirabayashi, I. & Izumi, M., 2006 6月 1, In: Journal of Physics: Conference Series. 43, 1, p. 454-457 4 p., 113.

  研究成果: Article › 査読

  Open Access

  • critical current 100%
  • air 98%
  • performance 72%
  • seeds 50%
  1 被引用数 (Scopus)

• High-T_c superconducting magnets that function at liquid oxygen temperature

  Muralidhar, M., Sakai, N., Jirsa, M., Murakami, M. & Koshizuka, N., 2004 6月, In: IEEE Transactions on Applied Superconductivity. 14, 2, p. 1206-1209 4 p.

  研究成果: Article › 査読

  • Superconducting magnets 100%
  • liquid oxygen 98%
  • superconducting magnets 75%
  • Flux pinning 63%
  • Industrial applications 63%
  7 被引用数 (Scopus)

• High-temperature in situ observation of Nd-Sm-Ba-Cu-O system by laser-scanning microscopy

  Banzai, S., Sakai, N., Takazawa, N., Yoshizawa, S., Osabe, G., Otsuka, M. & Murakami, M., 2001 8月, In: Physica C: Superconductivity and its applications. 357-360, p. 702-705 4 p.

  研究成果: Article › 査読

  • Liquidus 100%
  • Rare earths 99%
  • Electron Probe Microanalysis 98%
  • Microscopic examination 87%
  • Phase Diagrams 73%

• Homogenizing field-trapping capabilities of bulk Y-Ba-Cu-O superconductors fabricated using Ba-Cu-O oxide substrates for practical applications

  Matsui, M., Tsuji, N., Nariki, S., Sakai, N., Iwafuchi, K. & Murakami, M., 2008 4月 1, In: Superconductor Science and Technology. 21, 4, 045012.

  研究成果: Article › 査読

  • YBCO superconductors 100%
  • Superconducting materials 91%
  • Superconductor 78%
  • homogenizing 72%
  • Oxides 60%
  1 被引用数 (Scopus)

• Homogenizing field-trapping capabilities of bulk Y-Ba-Cu-O superconductors using Ba-Cu-O oxide substrate for practical applications

  Matsui, M., Tsuji, N., Nariki, S., Sakai, N., Iwafuchi, K. & Murakami, M., 2008 2月 1, In: Journal of Physics: Conference Series. 97, 1, 012001.

  研究成果: Article › 査読

  • YBCO superconductors 100%
  • homogenizing 72%
  • trapping 53%
  • oxides 43%
  • rare earth elements 8%

• Improvement of the field-trapping capabilities of bulk Nd-Ba-Cu-O superconductors using Ba-Cu-O substrates

  Matsui, M., Nariki, S., Sakai, N., Iwafuchi, K. & Murakami, M., 2006 7月 1, In: Superconductor Science and Technology. 19, 7, p. S601-S606

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Superconductor 85%
  • trapping 58%
  • Substrates 53%
  • Negative Reaction Reactivity 42%
  3 被引用数 (Scopus)