Selected Topics 2013

1. High Feild High -T_c Superconductors

1) Realization of Practical Level Current Densities in Sr_0.6K_0.4F₂As₂ Tape Conductors for High-Field Applications

　J. Shimoyama¹, Y. Setoyama¹, S. Yamaki¹ and S. Awaji²

　X. P. Zhang¹, C. Yao¹, H. Lin¹, C. H. Dong¹, Q. J. Zhang¹, Q. J. Zhang¹, D. L. Wang¹,

　Y. Ma¹, H. Oguro², S. Awaji² and K. Watanabe²

　¹ IEE, Chinese Academy of Sciences

　² IMR, Tohoku University

2) Clarification of Flux Pinning Mehanisms of Precisely Chemical Composition Controlled RE123 Superconductors

　J. Shimoyama¹, Y. Setoyama¹, S. Yamaki¹ and S. Awaji²

　¹ School of Engineering, the University of Tokyo

　² IMR, Tohoku University

2. High Feild Low -T_c Superconductors

3) Critical Current Characteristics of a Nb-Rod-Processed Cu-Nb Reinforced Nb₃ Sn Stand Used for a High-Strength Nb₃Sn Rutherford Cable

　M. Sugimoto¹, H. Tsubouchi¹, S. Endoh¹, A. Takagi¹, K. Watanabe², S. Awaji² and H. Oguro²

　¹ Furukawa Electric Co., Ltd.

　² IMR, Tohoku University

3. Magnetism in High Fields

4) High-Field Raman Spectroscopy of the Frustrated Pyrochlore Lattice Antiferromagnet CdCr₂O₄

　Y. Sawada¹, S. Kimura¹, K. Watanabe¹ and H. Ueda²

　¹ IMR, Tohoku University

　² Department of Science, Kyoto University

5) Effect of High Magnetic Field on Directional Dichroism in CuB₂O₄

　S. Toyoda¹, N.D. Khanh¹, N. Abe¹, T. Arima¹ and S. Kimura²

　¹ Dept. of Adv. Mat. Sci., The University of Tokyo

　² IMR, Tohoku University

4. Transport Porperties in High Fields

6)　Emergence of a High Mobility Hole Type Carrier in Ba(Fe_1-xMn_xAs)₂

　T. Urata¹, Y. Tanabe¹, K.K. Huynh², H. Oguro³, K. Watanabe³ and K. Tanigaki^1,2

　¹ Dept. of Phys., Tohoku University

　² WPI-AIMR, Tohoku University

　³ IMR, Tohoku University

5. Chemistry, Biology and Crystal Growth in High Fields

7)　Crystallization Kinetics of High Iron Concentration Amorphous Alloy under High Magnetic Fields

R. Onodera¹, S. Kimura¹, K. Watanabe¹, Y. Yokoyama¹, A. Makino¹ and K.Koyama²

　¹ IMR, Tohoku University

　² Dept. of Sci. and Eng., Kagoshima University

8) Effect of Strong Gradient Magnetic Fields on Coerivity of Nd-Fe-B Sintered Magnets duing Grain-Boundary Diffusion Processing of Dy

　H. Kato¹, K. Shoji¹, Y. Mizuno¹, K. Koike¹ and K. Takanashi²

　¹ Graduate School of Science and Engineering, Yamagata University,

　² IMR, Tohoku University

9) Controlled Morphology for Poly(L-Lactic acid) Films as Biobase Polymers

　H. Ikake¹, R. Nakayama¹, Y. Muroga¹, K. Takahashi² and K. Watanabe²

　¹ Coll. of Sci. & Tech., Nihon University

　² IMR, Tohoku University

6. High Field Magnet Technology and Related Experimental Technique

10) Upgrade of an 18T Cryogen-Free Superconducting Magnet

　H. Hashizume¹, S. Ito¹, D. Isshiki¹ and H. Oguro²

　¹ Faculty of Engineering, Tohoku University

　² IMR, Tohoku University