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Superconducting joints using reacted multifilament MgB2 wires: A technology toward cryogen-free MRI magnets
Description/Abstract:
The development of superconducting joining technology for reacted magnesium diboride (MgB2) conductors remains a critical challenge for t...
Keyword:
MRI applications
,
MgB2 conductor
,
MgB2 superconducting joint
,
cryogen-free magnet
, and
persistent-mode operation
Resource Type:
Article
Author:
Dipak Patel
,
Akiyoshi Matsumoto
,
Hiroaki Kumakura
,
Yuka Hara
,
Toru Hara
,
Minoru Maeda
,
Hao Liang
,
Yusuke Yamauchi
,
Seyong Choi
,
Jung Ho Kim
, and
Md Shahriar A. Hossain
Journal:
Journal of Magnesium and Alloys
Date Uploaded:
08/04/2024
Approach to Low Contact Resistance Formation on Buried Interface in Oxide Thin-Film Transistors: Utilization of Palladium-Mediated Hydrogen Pathway
Description/Abstract:
Amorphous oxide semiconductors (AOSs) with low off-currents and processing temperatures offer promising alternative materials for next-ge...
Keyword:
IGZO
,
contact resistance
,
hydrogen
,
oxide semiconductors
,
palladium
, and
thin-film transistors
Resource Type:
Article
Author:
Yuhao Shi
,
Masatake Tsuji
,
Hanjun Cho
,
Shigenori Ueda
,
Junghwan Kim
, and
Hideo Hosono
Journal:
ACS Nano
Date Uploaded:
08/04/2024
Critical current improvement and resistance evaluation of superconducting joint between Bi2223 tapes
Description/Abstract:
We improved the critical current (Ic) of the superconducting joint between the Bi2223 tapes by introducing the two-step sintering process...
Keyword:
Superconducting joint
Resource Type:
Article
Author:
Y Takeda
,
K Kobayashi
,
A Uchida
,
H Kitaguchi
,
G Nishijima
,
Y Yanagisawa
,
T Nakashima
,
S Yamade
,
S Kobayashi
,
T Kato
,
S Nakamura
,
T Motoki
, and
J Shimoyama
Journal:
Superconductor Science and Technology
Date Uploaded:
05/04/2024
Development of a Persistent Current Mode 9.39 T (400 MHz) LTS/Bi-2223 NMR Magnet With a Bi-2223 Superconducting Joint
Description/Abstract:
We developed and operated a persistent current (PC) mode 9.39 T (400 MHz for 1H NMR) LTS/Bi-2223 NMR magnet using a Bi-2223 insert coil w...
Keyword:
Persistent current
Resource Type:
Article
Author:
Y. Takeda
,
Y. Suetomi
,
U. Nakai
,
R. Piao
,
Y. Matsutake
,
T. Yagai
,
T. Motoki
,
J. Shimoyama
,
M. Hamada
,
K. Saito
, and
Y. Yanagisawa
Journal:
IEEE Transactions on Applied Superconductivity
Date Uploaded:
05/04/2024
Review of the temporal stability of the magnetic field for ultra-high field superconducting magnets with a particular focus on superconducting joints between HTS conductors
Description/Abstract:
Superconducting magnets used in applications such as magnetic resonance imaging (MRI) and nuclear magnetic resonance (NMR) require signif...
Keyword:
Superconducting joint
Resource Type:
Article
Author:
Y Takeda
,
H Maeda
,
K Ohki
, and
Y Yanagisawa
Journal:
Superconductor Science and Technology
Date Uploaded:
05/04/2024
Consideration of Magnetic Flux Distribution in Multi−Filamented YBa<sub>2</sub>Cu<sub>3</sub>O<sub>7−δ</sub> Films by Controlling Crystal Array Using Surface−Modified Substrate
Description/Abstract:
Large direct currents can flow through REBa2Cu3O7−δ (REBCO) wires without energy loss because of zero resistance. However, they suffer fr...
Keyword:
Multi−filamentary superconductors
Resource Type:
Article
Author:
Hiroki Fujimoto
,
Akiyoshi Matsumoto
,
Shuuichi Ooi
,
Minoru Tachiki
,
Masayoshi Inoue
, and
Ryo Teranishi
Journal:
IEEE Transactions on Applied Superconductivity
Date Uploaded:
05/04/2024
The effect of intermediate layer densification on the critical current of a Bi-2223 superconducting joint
Description/Abstract:
The effect of intermediate layer densification on the critical current (Ic) of Bi-2223 superconducting joints was quantitatively studied....
Keyword:
Superconducting joint
Resource Type:
Article
Author:
Y Takeda
,
G Nishijima
,
K Inoue
,
Y Takano
, and
H Kitaguchi
Journal:
Superconductor Science and Technology
Date Uploaded:
05/04/2024
Interpretation of time-dependent current and resistance of HTS closed loop with superconducting joint considering flux creep
Description/Abstract:
A low circuit resistance is required for a superconducting magnet operated in persistent mode using superconducting joints. We performed ...
Keyword:
Superconducting joint
Resource Type:
Article
Author:
Yasuaki Takeda
,
Yuji Tsuchiya
, and
Gen Nishijima
Journal:
Applied Physics Express
Date Uploaded:
05/04/2024
Angular Dependence of Critical Current and Grain Alignment in Bi-2223 Superconducting Joint
Description/Abstract:
We clarify the relationship between the angular dependence of critical current in a Bi-2223 superconducting joint and grain alignment in ...
Keyword:
Bi-2223 tape
,
HTS magnets
, and
critical current
Resource Type:
Article
Author:
Yasuaki Takeda
,
Gen Nishijima
,
Ukyo Nakai
,
Takanori Motoki
,
Jun-ichi Shimoyama
, and
Hitoshi Kitaguchi
Journal:
IEEE Transactions on Applied Superconductivity
Date Uploaded:
05/04/2024
Angular dependence of resistance and critical current of a Bi-2223 superconducting joint
Description/Abstract:
Low resistance and high critical current are prerequisites for superconducting joints used in persistent-mode magnets. Herein, we use a j...
Keyword:
Superconducting joint
Resource Type:
Article
Author:
Y Takeda
,
G Nishijima
,
U Nakai
,
T Motoki
,
J Shimoyama
, and
H Kitaguchi
Journal:
Superconductor Science and Technology
Date Uploaded:
05/04/2024
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MANA E-BULLETIN
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The history of DICE and NIMS Digital Library
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IMFP
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nanomechanical sensors
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Auger Depth Profiling Analysis
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HfO2
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InP/GaInAsP multilayer specimens
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41 elemental solids (Li, Be, graphite, diamond, glassy C, Na, Mg, Al, Si, K, Sc, Ti, V, Cr, Fe, Co, Ni, Cu, Ge, Y, Nb, Mo, Ru, Rh, Pd, Ag, In, Sn, Cs, Gd, Tb, Dy, Hf, Ta, W, Re, Os, Ir, Pt, Au, and Bi)
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TODOROKI, Shin-ichi
12
轟 眞市
9
INOUE, Satoru
8
田邉 浩介
2
MATSUMOTO, T.
1
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International Center for Materials Nanoarchitectonics (WPI-MANA)
95
Ikumu Watanabe
28
Tanuma, Shigeo
18
Kosuke Minami
17
Yuichi Oshima
16
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MOTEKI, Fuma
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Japan Society for the Promotion of Science
39
JSPS
37
JST
22
Japan Science and Technology Agency
14
JSPS KAKENHI
8
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Physical Review B
22
Journal of Surface Analysis
10
Science and Technology of Advanced Materials
10
Scientific Reports
10
Surface and Interface Analysis
10
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