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1

Local magnetic properties of high-Tc superconductors probed by scanning SQUID microscopy

Junpei Kasai, Noriaki Okazaki, Yuri Nakayama, Teruki Motohashi, Jun-ichi Shimoyama, Kohji Kishio, Hideomi Koinuma, Tetsuya Hasegawa

Journal:

Physica C: Superconductivity

Year:

2003

Language:

english

File:

PDF, 82 KB

english, 2003

2

Potentials of iron-based superconductors for practical future materials

Shimoyama, Jun-ichi

Journal:

Superconductor Science and Technology

Year:

2014

Language:

english

File:

PDF, 1.10 MB

english, 2014

3

Enhanced trapped field in MgB 2 bulk magnets by tuning grain boundary pinning through milling

Sugino, Sho, Yamamoto, Akiyasu, Shimoyama, Jun-ichi, Kishio, Kohji

Journal:

Superconductor Science and Technology

Year:

2015

Language:

english

File:

PDF, 1.51 MB

english, 2015

4

Magnetic Tri-Axial Grain Alignment Achieved in Bismuth-Based Cuprate Superconductors

Horii, Shigeru, Nagai, Ryotaro, Yamaki, Momoko, Maeda, Toshihiko, Shimoyama, Jun-ichi, Doi, Toshiya

Journal:

Applied Physics Express

Year:

2013

Language:

english

File:

PDF, 508 KB

english, 2013

5

Greatly enhanced flux pinning properties of fluorine-free metal–organic decomposition YBCO films by co-addition of halogens (Cl, Br) and metals (Zr, Sn, Hf)

Motoki, Takanori, Ikeda, Shuhei, Nakamura, Shin-ichi, Honda, Genki, Nagaishi, Tatsuoki, Doi, Toshiya, Shimoyama, Jun-ichi

Journal:

Superconductor Science and Technology

Year:

2018

Language:

english

File:

PDF, 2.45 MB

english, 2018

6

High Ic superconducting joint between Bi2223 tapes

Takeda, Yasuaki, Motoki, Takanori, Kitaguchi, Hitoshi, Nakashima, Takayoshi, Kobayashi, Shin-ichi, Kato, Takeshi, Shimoyama, Jun-ichi

Journal:

Applied Physics Express

Year:

2018

Language:

english

File:

PDF, 920 KB

english, 2018

7

Hoop Stress Modification, Stress Hysteresis and Degradation of a REBCO Coil Due to the Screening Current Under External Magnetic Field Cycling

Takahashi, Shunji, Suetomi, Yu, Takao, Tomoaki, Yanagisawa, Yoshinori, Maeda, Hideaki, Takeda, Yasuaki, Shimoyama, Jun-ichi

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2020

File:

PDF, 2.32 MB

2020

8

High temperature gravimetric study on nonstoichiometry and oxygen adsorption of SnO2

Junichiro Mizusaki, Hideomi Koinuma, Jun-Ichi Shimoyama, Masashi Kawasaki, Kazuo Fueki

Journal:

Journal of Solid State Chemistry

Year:

1990

Language:

english

File:

PDF, 571 KB

english, 1990

9

Chemical (Sr,Co)-doping effect on critical current density for Dy123 melt-solidified bulks

Yui Ishii, Yuhya Yamazaki, Takayoshi Nakashima, Hiraku Ogino, Jun-ichi Shimoyama, Shigeru Horii, Kohji Kishio

Journal:

Materials Science and Engineering: B

Year:

2008

Language:

english

File:

PDF, 344 KB

english, 2008

10

Enhanced flux pinning properties of Bi(Pb)2212 single crystals

Masanao Shigemori, Takehiko Okabe, Satoshi Uchida, Takenari Sugioka, Jun-ichi Shimoyama, Shigeru Horii, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

2004

Language:

english

File:

PDF, 232 KB

english, 2004

11

Flux pinning properties of impurity doped MgB2 bulks synthesized by diffusion method

Shinya Ueda, Jun-ichi Shimoyama, Akiyasu Yamamoto, Yukari Katsura, Isao Iwayama, Shigeru Horii, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

2005

Language:

english

File:

PDF, 285 KB

english, 2005

12

Crossover from the first-order vortex phase transition to the peak effect in Bi2Sr2CaCu2Oy having different oxygen contents

Tetsuo Hanaguri, Takashi Tsuboi, Atsutaka Maeda, Terukazu Nishizaki, Norio Kobayashi, Yasutoshi Kotaka, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

1996

Language:

english

File:

PDF, 602 KB

english, 1996

13

Doping level dependence of magnetization anomalies and heat capacity of Bi2Sr2CaCu2O8 + δ in the mixed state

Tetsuo Hanaguri, Takashi Tsuboi, Atsutaka Maeda, Terukazu Nishizaki, Norio Kobayashi, Yasutoshi Kotaka, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

1996

Language:

english

File:

PDF, 244 KB

english, 1996

14

Large coercive field in magnetic-field oriented ε-Fe2O3 nanorods

Shunsuke Sakurai, Jun-ichi Shimoyama, Kazuhito Hashimoto, Shin-ichi Ohkoshi

Journal:

Chemical Physics Letters

Year:

2008

Language:

english

File:

PDF, 288 KB

english, 2008

15

Growth and optical properties of Lu3(Ga,Al)5O12 single crystals for scintillator application

Hiraku Ogino, Akira Yoshikawa, Martin Nikl, Jiri A. Mares, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Journal of Crystal Growth

Year:

2009

Language:

english

File:

PDF, 659 KB

english, 2009

16

Suppression of defect related host luminescence in LuAG single crystals

Hiraku Ogino, Akira Yoshikawa, Martin Nikl, Romana Kucerkova, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Physics Procedia

Year:

2009

Language:

english

File:

PDF, 628 KB

english, 2009

17

Effects of sintering conditions on critical current properties and microstructures of MgB2 bulks

Akiyasu Yamamoto, Jun-ichi Shimoyama, Shinya Ueda, Yukari Katsura, Isao Iwayama, Shigeru Horii, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

2005

Language:

english

File:

PDF, 236 KB

english, 2005

18

Bulk superconductivity observed in (Co,Cu)(Sr,Ba)2(Y,Ca)Cu2Oy

Masahiro Shiraki, Jun-ichi Shimoyama, Shigeru Horii, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

2005

Language:

english

File:

PDF, 135 KB

english, 2005

19

Reactivity of carbides in synthesis of MgB2 bulks

Akiyasu Yamamoto, Jun-ichi Shimoyama, Shinya Ueda, Shigeru Horii, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

2006

Language:

english

File:

PDF, 232 KB

english, 2006

20

Magnetic properties of Bi2212 single crystals with Bi:Sr:Ca:Cu = 2:2:1:2

Takanori Makise, Satoshi Uchida, Shigeru Horii, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

2007

Language:

english

File:

PDF, 110 KB

english, 2007

21

Direct observation of vortex lattice in Bi2Sr2CaCu2O8+δ by low temperature STM/STS

Noritaka Fukuo, Hideki Mashima, Taro Hitosugi, Satoshi Uchida, Jun-ichi Shimoyama, Kohji Kishio, Yuji Matsumoto, Tetsuya Hasegawa

Journal:

Physica C: Superconductivity

Year:

2007

Language:

english

File:

PDF, 176 KB

english, 2007

22

On the possibility of MgB2-like superconductivity in potassium hexaboride

Yukari Katsura, Ayako Yamamoto, Hiraku Ogino, Shigeru Horii, Jun-ichi Shimoyama, Kohji Kishio, Hidenori Takagi

Journal:

Physica C: Superconductivity

Year:

2010

Language:

english

File:

PDF, 318 KB

english, 2010

23

Dramatic effects of excess oxygen on physical properties and crystal structure of La0.95Sr0.05MnOy single crystal

Yuui Yokota, Jun-ichi Shimoyama, Tetsuro Ogata, Shigeru Horii, Kohji Kishio

Journal:

Solid State Communications

Year:

2007

Language:

english

File:

PDF, 727 KB

english, 2007

24

Generic guiding principle of HTSC material design for high-field application

Jun-ichi Shimoyama, Koichi Kitazawa, Kohji Kishio

Journal:

Physica B: Condensed Matter

Year:

2000

Language:

english

File:

PDF, 92 KB

english, 2000

25

Peak effect and Bose-glass transition of the heavy-ion irradiated Bi2212: Effect of the defect configuration

Noriko Chikumoto, Marcin Konczykowski, Jun-ichi Shimoyama, Kohji Kishio, Yuji Matsuda, Masato Murakami

Journal:

Physica B: Condensed Matter

Year:

2000

Language:

english

File:

PDF, 95 KB

english, 2000

26

On the similarity of the spectral weight pattern of Bi2Sr2CaCuO8+δ and La1.48Nd0.4Sr0.12CuO4

D.L. Feng, D.H. Lu, K.M. Shen, S. Oh, A. Andrus, J. O'Donnell, J.N. Eckstein, Jun-ichi Shimoyama, Kohji Kishio, Z.X. Shen

Journal:

Physica C: Superconductivity

Year:

2000

Language:

english

File:

PDF, 162 KB

english, 2000

27

Synthesis of YSr2Cu3Oy under ambient pressure

Teruki Motohashi, Akira Yoshikawa, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

1997

Language:

english

File:

PDF, 175 KB

english, 1997

28

The universal scaling of flux lattice melting line of Bi2212 under H | c

Jun-ichi Shimoyama, Kohji Kishio, Hiroshi Ikuta, Satoshi Watauchi, Masayuki Okuya, Koichi Kitazawa

Journal:

Physica C: Superconductivity

Year:

1997

Language:

english

File:

PDF, 191 KB

english, 1997

29

The second peak effect observed in (La1−xSrx)2CuO4−δ single crystals

Masayuki Okuya, Takao Sasagawa, Hiroshi Ikuta, Jun-ichi Shimoyama, Koichi Kitazawa, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

1997

Language:

english

File:

PDF, 215 KB

english, 1997

30

Polymorphisms of theTNFgene and theTNF receptor superfamily member 1Bgene are associated with susceptibility to ulcerative colitis and Crohn's disease, respectively

Hiroko Sashio, Kazuo Tamura, Reiko Ito, Yoshihiro Yamamoto, Hiroko Bamba, Tadashi Kosaka, Shin Fukui, Koji Sawada, Yoshihiro Fukuda, Kazutami Tamura, Masamichi Satomi, Takashi Shimoyama, Jun-ichi Furu

Journal:

Year:

2002

Language:

english

File:

PDF, 53 KB

english, 2002

31

Abnormal killer inhibitory receptor expression on natural killer cells in patients with Behçet's disease

Mitsuhiro Takeno, Yoshihiro Shimoyama, Jun-Ichi Kashiwakura, Hiroko Nagafuchi, Tsuyoshi Sakane, Noboru Suzuki

Journal:

Rheumatology International

Year:

2004

Language:

english

File:

PDF, 264 KB

english, 2004

32

Enhanced flux pinning properties of RE123 crystals by dilute impurity doping for Cu–O chain

Yui Ishii, Yoshiaki Tazaki, Takayoshi Nakashima, Jun-ichi Shimoyama, Shigeru Horii, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

2007

Language:

english

File:

PDF, 145 KB

english, 2007

33

Flux pinning properties of undoped and C-doped MgB2 bulks with controlled grain sizes

Yukari Katsura, Akiyasu Yamamoto, Shinya Ueda, Isao Iwayama, Shigeru Horii, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

2007

Language:

english

File:

PDF, 131 KB

english, 2007

34

The second peak effect observed in Sr-overdoped (La1−xSrx)2CuO4−δ single crystals with various oxygen deficiencies δ

Masayuki Okuya, Takao Sasagawa, Tsuyoshi Kimura, Jun-ichi Shimoyama, Koichi Kitazawa, Kohji Kishio

Journal:

Physica C: Superconductivity

Year:

1996

Language:

english

File:

PDF, 512 KB

english, 1996

35

New Candidates for Superconductors; A Series of Layered Oxysulfides (Cu2S2)(Srn+1MnO3n−1)

Kenji Otzschi, Hiraku Ogino, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Journal of Low Temperature Physics

Year:

1999

Language:

english

File:

PDF, 599 KB

english, 1999

36

Synthesis and Superconducting Properties of Layered Ruthenocuprates

Kenji Otzschi, Tomonori Mizukami, Toru Hinouchi, Jun-Ichi Shimoyama, Kohji Kishio

Journal:

Journal of Low Temperature Physics

Year:

1999

Language:

english

File:

PDF, 574 KB

english, 1999

37

Phase transition in the mixed state of Bi2Sr2CaCu2Oyobserved by local and macroscopic magnetometry

Tetsuo Hanaguri, Takashi Tsuboi, Atsutaka Maeda, Yasutoshi Kotaka, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Czechoslovak Journal of Physics

Year:

1996

Language:

english

File:

PDF, 173 KB

english, 1996

38

Recent R&D progress on DI-BSCCO wires with high critical current properties

Tomohiro Kagiyama, Shin-ichi Kobayashi, Kouhei Yamazaki, Masashi Kikuchi, Satoru Yamade, Takayoshi Nakashima, Kazuhiko Hayashi, Ken-ichi Sato, Jun-ichi Shimoyama, Hitoshi Kitaguchi

Journal:

Physics Procedia

Year:

2012

Language:

english

File:

PDF, 522 KB

english, 2012

39

Improvement of thermoelectric performance in magnetically c-axis-oriented bismuth-based cobaltites

Shigeru Horii, Toshiaki Kumagai, Tetsuo Uchikoshi, Tohru S. Suzuki, Yoshio Sakka, Jun-ichi Shimoyama, Kohji Kishio

Journal:

Scripta Materialia

Year:

2007

Language:

english

File:

PDF, 465 KB

english, 2007

40

Irreversibility lines of layered Fe-based superconductors with thick blocking layers

Jun-ichi Shimoyama, Hiraku Ogino, Akiyasu Yamamoto, Kohji Kishio

Journal:

Solid State Communications

Year:

2012

Language:

english

File:

PDF, 541 KB

english, 2012

41

Magnetic tri-axial grain alignment in misfit-layered bismuth-based cobaltites

Horii, Shigeru, Okamoto, Natsuki, Aoki, Keisuke, Haruta, Masakazu, Shimoyama, Jun-ichi, Kishio, Kohji

Journal:

Journal of Applied Physics

Year:

2012

Language:

english

File:

PDF, 1.04 MB

english, 2012

42

Increased productivity of tumor necrosis factor-alpha in helper T cells in patients with systolic heart failure

Shinji Satoh, Jun-ichi Oyama, Nobuhiro Suematsu, Toshiaki Kadokami, Nobuo Shimoyama, Masaaki Okutsu, Takeshi Inoue, Masahiro Sugano, Naoki Makino

Journal:

International Journal of Cardiology

Year:

2006

Language:

english

File:

PDF, 410 KB

english, 2006

43

Effect of Packing Density on Critical Current Density at High Magnetic Fields in Polycrystalline MgB$_{2}$ Superconductors

Matsushita, Teruo, Tanigawa, Junya, Kiuchi, Masaru, Yamamoto, Akiyasu, Shimoyama, Jun-ichi, Kishio, Kohji

Journal:

Japanese Journal of Applied Physics

Year:

2012

Language:

english

File:

PDF, 841 KB

english, 2012

44

Synthesis of RE123 Melt-Solidified Bulks under Low Pressure Pure Oxygen

Kinemura Yohei, Shimoyama Jun-ichi, Yamamoto Akiyasu, Ogino Hiraku, Kishio Kohji

Journal:

Physics Procedia

Year:

2012

Language:

english

File:

PDF, 637 KB

english, 2012

45

Relationship Between Crystal Structures and Physical Properties in Iron Arsenides with Perovskite-type Layers

Hiraku Ogino, Shinya Sato, Kohji Kishio, Jun-ichi Shimoyama

Journal:

Physics Procedia

Year:

2012

Language:

english

File:

PDF, 1.20 MB

english, 2012

46

New Layered Nickel Arsenides (Ni2As2)(Ba3Sc2O5), (Ni2As2)(Ba4Sc2O6) and (Ni2As2)(Ba4Sc3O8)

Kenji Machida, Hiraku Ogino, Akiyasu Yamamoto, Kohji Kishio, Jun-ichi Shimoyama

Journal:

Physics Procedia

Year:

2012

Language:

english

File:

PDF, 736 KB

english, 2012

47

High critical current properties of MgB[sub 2] bulks prepared by a diffusion method

Ueda, Shinya, Shimoyama, Jun-ichi, Iwayama, Isao, Yamamoto, Akiyasu, Katsura, Yukari, Horii, Shigeru, Kishio, Kohji

Journal:

Applied Physics Letters

Year:

2005

Language:

english

File:

PDF, 426 KB

english, 2005

48

Limiting factors of normal-state conductivity in superconducting MgB 2 : an application of mean-field theory for a site percolation problem

Yamamoto, Akiyasu, Shimoyama, Jun-ichi, Kishio, Kohji, Matsushita, Teruo

Journal:

Superconductor Science and Technology

Year:

2007

Language:

english

File:

PDF, 1.84 MB

english, 2007

49

Strongly connected ex situ MgB 2 polycrystalline bulks fabricated by solid-state self-sintering

Tanaka, Hiroya, Yamamoto, Akiyasu, Shimoyama, Jun-ichi, Ogino, Hiraku, Kishio, Kohji

Journal:

Superconductor Science and Technology

Year:

2012

Language:

english

File:

PDF, 1.01 MB

english, 2012

50

Synthesis of High Purity Bi(Pb)2223 Tapes With High $T_{\rm c}$ Above 115 K

Watanabe, Masahiko, Shimoyama, Jun-ichi, Obata, Keisuke, Kishio, Kohji, Kobayashi, Shin-ichi, Hayashi, Kazuhiko

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2011

Language:

english

File:

PDF, 646 KB

english, 2011