Superconducting joints using multifilament MgB2 wires for MRI application

D Patel, A Matsumoto, H Kumakura, M Maeda, SH Kim… - Scripta Materialia, 2021 - Elsevier
We present superconducting joints using 36 filaments magnesium diboride (MgB 2) wires in
continuation joint orientation and their characterisation results for the first time. One of the …

MgB2 Superconducting Joint Architecture with the Functionality to Screen External Magnetic Fields for MRI Magnet Applications

D Patel, A Matsumoto, H Kumakura… - … Applied Materials & …, 2022 - ACS Publications
A superconducting joint architecture to join unreacted carbon-doped multifilament
magnesium diboride (MgB2) wires with the functionality to screen external magnetic fields …

Disorder anisotropy of layered structure in multi-band MgB2 superconducting materials with high critical current performance

M Maeda, JH Choi, JC Knott, JH Kim, G Hahn… - Journal of Alloys and …, 2023 - Elsevier
Layered crystal structures of various materials form through strong in-plane covalent and
weaker out-of-plane bonding. The different bonding states can lead to the appearance of …

[HTML][HTML] Superconducting joints using reacted multifilament MgB2 wires: A technology toward cryogen-free MRI magnets

D Patel, A Matsumoto, H Kumakura, Y Hara… - Journal of Magnesium …, 2024 - Elsevier
The development of superconducting joining technology for reacted magnesium diboride
(MgB 2) conductors remains a critical challenge for the advancement of cryogen-free MgB 2 …

Resent progress on MgB2 wires

H Kumakura - IEEE Transactions on Applied Superconductivity, 2024 - ieeexplore.ieee.org
Densification of MgB core in an in situ PIT MgB wire is one of the key factors to increase J c
values. Hot pressing, cold pressing before a heat treatment and hot isostatic pressing (HIP) …

[HTML][HTML] Biomass-derived carbon doping to enhance the current carrying capacity and flux pinning of an isotopic Mg11B2 superconductor

M Shahbazi, Y Hao, D Patel, H Liang… - Journal of Magnesium …, 2022 - Elsevier
Low activation isotopic boron (11 B) based magnesium diboride (Mg 11 B 2)
superconductors doped with biomass-derived activated carbon were synthesized using 11 B …

[HTML][HTML] Evaluation of in-plane and out-of-plane crystallinities with residual amorphous phases for MgB2 superconductor

M Maeda, JH Choi, DG Lee, A Matsumoto… - Ceramics …, 2024 - Elsevier
We focus on in-plane and out-of-plane crystallinities of the MgB 2 superconductor. These
two structural properties were evaluated in terms of peak broadening at lower angles in the …

Investigation on the Impact of Property-Microstructure of Spark Plasma Sintered MgB2 Superconducting Bulks in Manufacturing Operations

F Carvalho de Castro Sene - 2022 - trace.tennessee.edu
In manufacturing systems over the years, distinct clusters of research have been created
around manufacturing science and manufacturing operations separately. Despite the need …

MgB2 超電導線材の高Jc 化―MgB2 コアの充填率向上と不純物添加―

熊倉浩明, 松本明善, 西島元, 東川甲平, 木須隆暢 - 低温工学, 2021 - jstage.jst.go.jp
抄録 Two important factors that strongly affect J c of the MgB 2 wires are impurity addition
and the density of the MgB 2 core. Carbon or carbon-containing impurity addition brings …