International meetings 2012

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2012 MRS Spring Meeting & Exhibit

(April 9-13 2012, San Francisco, USA)

• "Grain Boundary Engineering by Post Annealing for Cuprate Superconductors"
  J. Shimoyama, A. Yamamoto, H. Ogino, K. Kishio, T. Kagiyama, S. Kobayashi, I4.4
  
  
• "Relationship between Grain Size and the Degree of Orientation in a Twinned ErBa₂Cu₃O_y Superconductor Oriented in Modulated Rotating Magnetic Fields"
  S. Horii, S. Okuhira, M. Yamaki, M. Haruta, J. Shimoyama, I5.8
  
  
• "Chemical Compositions and Physical Properties of (Fe₂As₂)(Ca-(M,Ti)-O) System "
  K. Machida, H. Ogino, A. Yamamoto, K. Kishio, J. Shimoyama, I5.16
  
  
• "Synthesis and Physical Properties of New Iron Phosphide (Fe₂P₂)(Sr₃Sc₂O₅)"
  Y. Shimizu, H. Ogino, A. Yamamoto, K. Kishio, J. Shimoyama, I5.17
  
  
• "Improvement of superconducting properties of Ca-RE-Fe-As"
  H. Yakita, H. Ogino, Y. Hayashi, A. Yamamoto, K. Kishio, J. Shimoyama, I5.18
  
  
• "Dependence of Critical Current Properties of Fe-Based Superconductors on Interlayer Distance between Fe-Planes "
  J. Shimoyama, H. Ogino, A. Yamamoto, K. Kishio, I8.4
  
  
• "Development of Large Size MgB₂ Bulk Magnet"
  A. Yamamoto, A. Ishihara, M. Tomita, J. Shimoyama, K. Kishio, I14.6
  
  
• "Materials of iron-based superconductors with very thick perovskite-type blocking layers "
  H. Ogino, Y. Shimizu, K. Machida, A. Yamamoto, K, Kishio, J. Shimoyama, I15.4
  
  

International Cryogenic Engineering Conference 24-International Cryogenic Materials Conference 2012

(May 14-18 2012, Fukuoka , Japan)

• "Effect of Doping on Thermoelectric Power, Hall Coefficient and Microstructural Behavior of Iron Oxypnictide Superconductors"
  S. J. Singh, J. Prakash, A. K. Ganguli, S. Patnaik, A. Yamamoto, H. Ogino, J. Shimoyama, K. Kishio,
  
  
• "Formation of Bi(Pb)2223 phase by sintering in a short time under low partial pressure of oxygen"
  R. Tajima, J. Shimoyama, A. Yamamoto, H. Ogino, K. Kishio,
  
  
• "Spatial Homogeneity of Superconducting Properties in MgB₂ Bulk Magnets"
  A. Yamamoto, T. Hirota, J. Shimoyama, K. Kishio, A. Ishihara, M. Tomita,
  
  
• "Homogeneity of Trapped Magnetic Field in MgB₂ Bulk Superconducting Magnets"
  M. Tomita, A. Ishihara, M. Muralidhar, A. Yamamoto, J. Shimoyama, K. Kishio,
  
  
• "Improved connectivity and critical current density of ex-situ MgB₂ bulks by solid-state self-sintering"
  A. Yamamoto, H. Tanaka, A. Ito, J. Shimoyama, H. Ogino, K. Kishio,
  
  
• "Synthesis of dense MgB₂ bulks using MgB₄ precursor"
  A. Ito, A. Yamamoto, H. Tanaka, J. Shimoyama, H. Ogino, K. Kishio,
  
  
• "Effects of short time sintering on critical current properties of FF-MOD RE123 thin films"
  Y. Ishiwata, J. Shimoyama, T. Motoki, K. Kishio, T. Nagaishi,
  
  
• "Dramatic Changes in Flux Pinning Properties of (Ba,K)122 Single Crystals with Doping Level of Potassium"
  J. Shimoyama, H. Ogino, A. Yamamoto, K. Kishio, K. Kihou, C. Lee, A. Iyo, H. Eisaki,
  
  

M2S 2012-Materials and Mechanisms of Superconductivity Conference

(7.29-8.3　2012, Washington, D.C., USA)

• "Development of high critical current density MgB₂ conductors by pressure-less densification"
  A. Yamamoto, H. Tanaka, A. Ito, J. Shimoyama, H. Ogino and K. Kishio
  
  

International Union of Materials Research Societies - International Conference on Electronic Materials 2012

(September 23-28 2012, Yokohama, Japan)

• "Relationships among Crystal Structure, Chemical Composition and Superconducting Properties of Layered Cuprates and Iron-Arsenides"
  J. Shimoyama, H. Ogino, A. Yamamoto, K. Kishio,　B-4-O24-001
  
  
• "Structure and Physical Properties of Iron-Based Superconductors with Thick Blocking Layers"
  H. Ogino, A. Yamamoto, K. Kishio, J. Shimoyama,　B-4-I24-015
  
  
• "Understanding The Routes to Superior Intergrain Connectivity and Critical Current Density in MgB₂ Superconductor"
  A. Yamamoto, A. Ito, H. Tanaka, J. Shimoyama, H. Ogino, K. Kishio　B-4-I25-011
  
  

2012 Applied Superconductivity Conference

(October 7-12 2012, Portland, Oregon, USA)

• "Characteristics of Critical Current Properties of Layered Iron-Based Superconductors"
  J. Shimoyama, H. Ogino, A. Yamamoto, S.J. Singh, K. Kishio, K. Kihou, C. H. Lee, A. Iyo, H. Eisaki, 5MA-02
  
  
• "Magnetic Orientation in REBa2(Cu1-xTMx)3Oy Compounds (TM= Co, Fe and Zn)"
  S. Horii, T. Ugawa, M. Haruta, A. Ishihara, J. Shimoyama, 2MPB-05
  
  
• "Development of high connectivity and critical current density in ex-situ MgB₂ wires by self-sintering"
  A. Yamamoto, H. Tanaka, A. Ito, J. Shimoyama, H. Ogino, K. Kishio, M. Kodama, Y. Ichiki, K. Tanaka, K. Okamoto, 2MB-03
  
  
• "Trapped magnetic field, critical current density and doping effects of MgB₂ bulk superconducting magnets"
  A. Yamamoto, A. Ishihara, T. Akasaka, M. Muralidhar, M. Tomita, J. Shimoyama, K. Kishio, 4MPE-02
  
  
• "High transition temperature and upper critical field in fluorine doped SmFeAsO polycrystalline superconductor"
  S. J. Singh, A. Yamamoto, H. Ogino, J. Shimoyama and K. Kishio, 5MA-04
  
  
• "Synthesis of dense MgB₂ bulks using high purity MgB₄ precursor"
  A. Ito, A. Yamamoto, H. Tanaka, J. Shimoyama, H. Ogino, K. Kishio, 3MPA-06
  
  
• "Development of MgB2 bulk superconducting magnets"
  M. Tomita, A. Ishihara, A. Yamamoto, K. Kishio, J. Shimoyama, T. Akasaka, M. Miryala, 4MH-01
  
  
• "Synthesis of Bi(Pb)2223 tapes by low PO2 sintering"
  R. Tajima, J. Shimoyama, A. Yamamoto, H. Ogino, K. Kishio, T. Nakashima, S. Kobayashi, K. Hayashi, 4MPA-02
  
  
• "Critical current properties of FF-MOD RE123 thin films sintered for short time"
  Y. Ishiwata, J. Shimoyama, T. Motoki, K. Kishio and T. Nagaishi, 4MPC-07
  
  
• "Critical current properties of c-axis oriented Hg(Re)1223 bulks"
  T. Ozaki, J. Shimoyama, H. Ogino, A. Yamamoto and K. Kishio, 4MPD-01
  
  

The Third China-Japan Crystal Growth and Technology Symposium

(October 19-21, 2012, Hefei, Anhui, China)

• "Two-Dimensionally Confined Excitonic Luminescence Properties of Newly Discovered Layered Compounds"
  Hiraku Ogino, Jun-ichi Shimoyama, Kohji Kishio, Kohei Takeda, Mizuki Tsuboi, Kohei Yamanoi, Tomoharu Nakazato, Toshihiko Shimizu, and Nobuhiko Sarukura
  
  

ISS 2012 - 25th International Symposium on Superconductivity

(December 3-5 2012, Funabori, Tokyo, Japan)

• "Effects of hot-pressing on the self-sintering behavior of ex-situ MgB₂ bulks"
  A. Yamamoto, H. Tanaka, A. Ito, J. Shimoyama, H. Ogino, K. Kishio, N. Kaneda, Y. Yamada
  
  
• "Development of MgB₂ superconducting bulk magnets and their field trapping properties"
  A. Yamamoto, A. Ishihara, T. Akasaka, M. Muralidhar, M. Tomita, K. Iwase, J. Shimoyama, K. Kishio
  
  
• "Recent findings in microstructural characters of superconducting wires and tapes"
  S. Hata, Y. Shimada, T. Kajihara, K. Ikeda, H. Nakashima、A. Matsumoto, H. Kitaguchi, H. Kumakura, A. Yamamoto, J. Shimoyama, K. Kishio
  
  
• "A TRAPPED MAGNETIC FIELD EXCEEDING MORE THAN 3.1 T IN MgB₂ BULK SUPERCONDUCTOR"
  M. Tomita, M. Muralidhar, A. Ishihara, T. Akasaka, A. Yamamoto, J. Shimoyama, K. Kishio
  
  
• "EFFECTS OF Y AND Mn SUBSTITUTION IN (Sm,Y)(Fe,Mn)AsO_1-xFx BULKS"
  S. J. Singh, J. Shimoyama, A. Yamamoto, H. Ogino and K. Kishio
  
  
• "Synthesis of 122 iron pnictide polycrystalline bulks with high purity"
  Y. Hayashi, A. Yamamoto, H. Ogino, J. Shimoyama, K. Kishio
  
  

The 8th International Workshop on Processing and Applications of Superconducting (RE)BCO Large Grain Materials

(December 6-8 2012, Tainan, Tokyo, Taiwan)

• "Development of MgB2 superconducting bulk magnets"
  A. Yamamoto, A. Ishihara, T. Akasaka, M. Muralidhar, M. Tomita, K. Iwase, J. Shimoyama, K. Kishio
  
  

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