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Science Highlights

(a) A cross section view of a Bi-2212 superconducting round wire (b) a closeup of some of the bundles from the same cross section.

March 13, 2023

New work on round wires made with Bi-2212, a superconducting material, feature efficiency and performance that could enable the next generation of pow…

A Conductor on Round Core

September 12, 2022

Large superconducting magnets need multi-conductor cables, which act like multi-lane freeways to allow electricity to switch lanes if one gets blocked…

Attendees at the historic workshop held at Tufts University in March 2022.

April 19, 2022

The start of a sustainable business model for manufacturing advanced superconductors was established by a panel of industry leaders, university facult…

Bright field STEM cross-section images of Nb3Sn films produced using (a) the newly-discovered hot bronze method and (b) the post-reaction method.

November 22, 2021

A new "hot bronze" thin film growth recipe was developed to produce high quality superconducting Niobium-Tin (Nb3Sn) films that are easier to fabricat…

Inverse pole figure maps (IPF) of a longitudinal cross section of an individual Bi-2212 filament in the highest Jc sample. The dominance of green indicates a strong a-axis alignment.

October 25, 2021

Researchers studied the mechanics of supercurrent flow in state-of-the-art Bi-2212 superconducting round wires and learned that the microstructure of …

Electron micrograph of the cross sections of three Bi-2212 round wires with widely varying critical current densities (Jc) showing their a-axis grain alignments.

September 22, 2021

Researchers working to push the high temperature superconducting material (Bi-2212) to the forefront of superconducting magnet technology have used no…

Electron microscope image showing cracks in a conductor that was extracted from a damaged Nb3Sn coil that was part of a prototype 11T accelerator dipole magnet built at CERN.

March 26, 2021

High field superconductor magnets greater than 10 T made from brittle Nb3Sn superconducting wires need special attention to their assembly, strength a…

Layer critical current density, Jc, in a variety of variants of Nb3Sn monofilament wires fabricated to include Tantalum (Ta), Zirconium (Zr) and Hafnium (Hf) additions, both with and without SnO2 suitable for internal oxidation of the Zr and Hf.

September 20, 2019

Small additions of elemental Hafnium boosts current-carrying capability in Nb3Sn superconductor.


April 10, 2019

To increase the rate of particle collisions in the Large Hadron Collider (LHC) at CERN, new powerful magnets will soon be made from Nb3Sn superconduct…

Schematic cross-section of the multi-layer REBCO tape conductor in which the REBCO layer is less than 1% of the total thickness of the tape.

June 27, 2018

Recent measurements of superconducting tapes in the MagLab's 45-tesla hybrid magnet shows that the power function dependence of current on magnetic fi…

(a) The Bi-2212 insulation system. (b) Insulated conductor on a spool. (c) Cross-section of the 0.8mm diameter Bi-2212 wire featuring a particularly thick layer of insulation.

March 19, 2018

MagLab scientists and engineers have developed a special coating on Bi-2212 superconducting wire for electrical insulation in superconducting magnets …