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 …

Properties of low-cost MgB2 superconducting wires fabricated by high reduction cold rolling

S Herbirowo, EP Utomo, DF Tinambunan… - Materials Today …, 2023 - Elsevier
Abstract Magnesium Diboride (MgB 2) is a high-potential material for medical and electrical
applications with zero resistance and high efficiency. In this study, the raw materials of Mg …

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 …

The influence of Mn nanoparticles on superconducting properties and pinning mechanism of MgB2

H Durmuş, K Kocabaş - Journal of Materials Science: Materials in …, 2022 - Springer
A series of the nano-sized Mn polycrystalline-substituted MgB2 samples were synthesized
by solid-state reaction method with the ratio of Mg1− x Mn x B2 (x= 0.00, 0.01, 0.03, and …

Interfacial reaction and side effect of MgB2 superconducting material through low-rotation mechanical milling

M Maeda, YU Heo, JH Choi, D Patel, SH Kim… - Ceramics …, 2022 - Elsevier
Powder processing by ball milling is an effective approach for materials engineering.
Although various methods for material processing are available, only high-energy …

[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 …

Confinement of self-generated Mg (BH4) 2 particles for simultaneously enhanced flux pinning and grain connectivity in polycrystalline H-doped MgB2

G Cui, Q Cai, Y Li, Q Yu - Superconductor Science and …, 2023 - iopscience.iop.org
The present study reports a simple quenching method to simultaneously improve flux
pinning and grain connectivity in polycrystalline H-doped MgB 2, which was ex-situ …

Enhanced Performance of Multifilamentary MgB2 Wires at a 2.5 km Scale through Pyrene Doping

JH Choi, DG Lee, GY Yoon, M Maeda… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Carbon doping has proven to be a highly effective strategy for enhancing the electrical
properties of MgB 2 wires, especially under a high magnetic field. However, unreacted …

[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 …