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History of Fujikura's superconducting wire development

Fujikura has been a leader in superconducting wire for over 50 years, continuing to set new standards in performance, and is currently expected to contribute to the realization of nuclear fusion energy, which is expected to become a dream of clean energy. Fujikura will continue to use its technological capabilities in superconducting wire to tackle social issues.

Fujikura's development of superconducting wire

Fujikura's superconducting wire development table
year Fujikura's development of superconducting wire Industry Trends
1911 Discovery of superconductivity
1954 Discovery of Nb3Sn​
1961 Discovery of NbTi
1970 Fujikura begins research and development of superconducting wires (NbTi)
 Invention of the Bronze Process
1975 Started research and development of Nb 3 Sn superconducting wire
1985 Started development of advanced superconducting magnets with the Electrotechnical Laboratory
1986 Discovered oxide-based high-temperature superconductors and immediately began research into developing high-temperature superconducting wires Discovery of high-temperature superconductivity
1987 Participated in the national superconducting generator project (Super-GM) Discovering superconductivity in YBCO
1988 Participated in the Superconducting Application Basic Technology Research and Development Project (First Phase) Superconductivity discovered at BSCCO
1991 Developed biaxially oriented interlayer film production technology using the IBAD method
1998 Received the 2nd Superconductivity Science and Technology Award from the Society of Non-Traditional Science and Technology for "Development of high-performance Y-based superconducting tape by ion-beam-assisted deposition"
1999 Participated in yttrium-based superconducting wire development project
The 21st Applied Physics Society Award
"Development of yttrium-based superconducting wire by vapor phase method"
2000 Participated in the AC Superconducting Power Device Basic Technology Research and Development Project
2001 World's first 10m yttrium-based superconducting wire developed
World's first 10m
2003 Participated in the Superconducting Application Basic Technology Research and Development Project (2nd Phase)
2004 World's first 100m-class yttrium-based superconducting wire developed
World's first 100m
2005 World's first 200m-class yttrium-based superconducting wire developed
World's first 200m
2008 Participated in the Yttrium-based Superconducting Power Device Technology Development Project
Developed 350A x 504m superconducting wire, breaking the world record for Ic x L
World Record!
2009 Started sales superconducting wire
2011 Developed 572A x 816m superconducting wire, breaking the world record for Ic x L
World Record!
2012 Successfully developed a Φ20cm room temperature bore Y-type 5T high-temperature superconducting magnet
2013 Successfully verified extremely low loss with AC 5kA current, the world's largest, for wire used in superconducting cables. Awarded the 17th Superconductivity Science and Technology Award from the Society of Non-Traditional Science and Technology for "Development of a 400 kJ-class RE123-based 5T high-temperature superconducting magnet."
2014 Cryogenics and Superconductivity Society of Japan Technology Progress Award
"Development of a φ20cm room temperature bore RE-based 5T high temperature superconducting magnet"
2016 Participated in the High Temperature Superconductivity Practical Application Promotion Technology Development Project Received the 21st Century Invention Award and 21st Century Invention Contribution Award from the Japan Institute of Invention and Innovation
2017 Received the Industrial Technology Achievement Award from the Cryogenics and Superconductivity Society of Japan
2020 Contributing to the practical application of ultra-high magnetic field superconducting magnets for 1.2GHz high-resolution NMR Practical application of ultra-high magnetic field superconducting magnets for 1.2GHz high-resolution NMR
2020 Dr. Iijima receives IEEE Dr. James Wong Award
2022 Obtained ISO9001 certification, an international standard for quality management systems.
2023 Supplied rare earth high-temperature superconducting wire for the world's first demonstration nuclear fusion reactor
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