Vortices in high-performance high-temperature superconductors

WK Kwok, U Welp, A Glatz, AE Koshelev… - Reports on Progress …, 2016 - iopscience.iop.org
The behavior of vortex matter in high-temperature superconductors (HTS) controls the entire
electromagnetic response of the material, including its current carrying capacity. Here, we …

Addition of nanoparticle dispersions to enhance flux pinning of the YBa2Cu3O7-x superconductor

T Haugan, PN Barnes, R Wheeler, F Meisenkothen… - Nature, 2004 - nature.com
Following the discovery of type-II high-temperature superconductors in 1986 (refs,), work
has proceeded to develop these materials for power applications. One of the problems …

Transient thermal processes in heavy ion irradiation of crystalline inorganic insulators

M Toulemonde, C Dufour, A Meftah… - Nuclear Instruments and …, 2000 - Elsevier
A review of matter transformation induced in crystalline inorganic insulators by swift heavy
ions is presented. The emphasis is made on new results obtained for amorphizable …

Nanorod-superconductor composites: a pathway to materials with high critical current densities

P Yang, CM Lieber - Science, 1996 - science.org
Most large-scale applications of the high-temperature copper oxide superconductors
(HTSCs) require high critical current densities (J c's) at temperatures near the boiling point of …

Modification of Critical Current Density Anisotropy in High-Tc Superconductors by Using Heavy-Ion Irradiations

T Sueyoshi - Quantum Beam Science, 2021 - mdpi.com
The critical current density J c, which is a maximum value of zero-resistivity current density,
is required to exhibit not only larger value but also lower anisotropy in a magnetic field B for …

Nanostructured high-temperature superconductors: creation of strong-pinning columnar defects in nanorod/superconductor composites

P Yang, CM Lieber - Journal of materials research, 1997 - cambridge.org
A chemical approach to the formation of columnar defects involving the growth and
incorporation of MgO nanorods into high temperature superconductors (HTS's) has been …

Enhancement of critical current density in Co-doped with columnar defects introduced by heavy-ion irradiation

Y Nakajima, Y Tsuchiya, T Taen, T Tamegai… - Physical Review B …, 2009 - APS
We report the realization of columnar defects in Co-doped BaFe 2 As 2 single crystal by
heavy-ion irradiation. The columnar defects are confirmed by transmission electron …

Experimental determination of track cross-section in Gd3Ga5O12 and comparison to the inelastic thermal spike model applied to several materials

A Meftah, JM Costantini, N Khalfaoui… - Nuclear Instruments and …, 2005 - Elsevier
Single crystals of gadolinium gallium garnet, Gd3Ga5O12 have been irradiated with various
swift heavy ions (32S, 52Cr, 63Cu, 86Kr, 128Te, 129Xe, 181Ta, 208Pb, 238U) in the …

Challenges and transformative opportunities in superconductor vortex physics

S Eley, A Glatz, R Willa - Journal of Applied Physics, 2021 - pubs.aip.org
In superconductors, the motion of vortices introduces unwanted dissipation that is disruptive
to applications. Fortunately, material defects can immobilize vortices, acting as vortex …

[HTML][HTML] Rapid doubling of the critical current of YBa2Cu3O7− δ coated conductors for viable high-speed industrial processing

M Leroux, KJ Kihlstrom, S Holleis, MW Rupich… - Applied Physics …, 2015 - pubs.aip.org
We demonstrate that 3.5-MeV oxygen irradiation can markedly enhance the in-field critical
current of commercial second generation superconducting tapes with an exposure time of …