Fe-based superconducting thin films—preparation and tuning of superconducting properties

J Hänisch, K Iida, R Hühne… - … Science and Technology, 2019 - iopscience.iop.org
Thin films of Fe-based superconductors (FBS) have been utilized in a plethora of different
experiments for a fundamental understanding of the superconductivity in these materials, as …

[HTML][HTML] Fe-based superconducting thin films on metallic substrates: Growth, characteristics, and relevant properties

K Iida, J Hänisch, C Tarantini - Applied Physics Reviews, 2018 - pubs.aip.org
The discovery of Fe-based superconductors (FBS) as the second class of high-temperature
superconducting transition (high-T c) materials after the cuprates generated a significant …

Scaling laws for ion irradiation effects in iron-based superconductors

D Torsello, L Gozzelino, R Gerbaldo, T Tamegai… - Scientific Reports, 2021 - nature.com
We report on ion irradiation experiments performed on compounds belonging to the BaFe 2
As 2 family, each one involving the partial substitution of an atom of the parent compound (K …

Nanoscale analysis of superconducting Fe (Se, Te) epitaxial thin films and relationship with pinning properties

M Scuderi, I Pallecchi, A Leo, A Nigro, G Grimaldi… - Scientific reports, 2021 - nature.com
The process of develo** superconducting materials for large scale applications is mainly
oriented to optimize flux pinning and the current carrying capability. A powerful approach to …

The role of texturing and thickness of oxide buffer layers in the superconducting properties of Fe (Se, Te) coated conductors

G Sylva, E Bellingeri, C Bernini… - Superconductor …, 2020 - iopscience.iop.org
In this paper the roles of texturing and thickness of different buffer layers employed in the
fabrication of Fe (Se, Te) coated conductors are studied. Fe (Se, Te) thin films were …

Twofold role of columnar defects in iron based superconductors

D Torsello, R Gerbaldo, L Gozzelino… - Superconductor …, 2020 - iopscience.iop.org
We report on the introduction of columnar defects in Ba 1− x K x Fe 2 As 2 and BaFe 2 (As
1− x P x) 2 single crystals via 1.2 GeV Pb irradiation. Scanning transmission electron …

Pinning properties of FeSeTe thin film through multifrequency measurements of the surface impedance

N Pompeo, K Torokhtii, A Alimenti… - Superconductor …, 2020 - iopscience.iop.org
We present high frequency measurements of the vortex dynamics of a FeSe x Te 1− x (x=
0.5) thin film grown on a CaF 2 substrate and with a critical temperature T c≃ 18 K …

Ion-Selective Scattering Studied Using the Variable-Energy Electron Irradiation in the Ba0.2K0.8Fe2As2 Superconductor

K Cho, M Kończykowski, MA Tanatar, II Mazin, Y Liu… - Materials, 2023 - mdpi.com
Low-temperature variable-energy electron irradiation was used to induce non-magnetic
disorder in a single crystal of a hole-doped iron-based superconductor, Ba 1− x K x Fe 2 As …

Proton Irradiation effects on the superconducting properties of Fe (Se, Te) thin films

D Torsello, M Fracasso, R Gerbaldo… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Ion irradiation of superconductors allows both the establishment of their radiation hardness
and the modification and optimization of their properties useful for applications. In this work …

Vortex pinning in Au-irradiated crystals from the static limit to gigahertz frequencies

D Torsello, A Galluzzi, S Okayasu, M Fracasso… - Physical Review B, 2024 - APS
Fe (Se, Te) is one of the simplest compounds of iron-based superconductors, but it shows a
variety of vortex pinning phenomena both in thin-film and single-crystal forms. These …