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 …

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 …

Pinning energy and anisotropy properties of a Fe (Se, Te) iron based superconductor

A Galluzzi, K Buchkov, E Nazarova, V Tomov… - …, 2019 - iopscience.iop.org
The measurements of DC magnetization M as a function of magnetic field (H) and time (t)
have been performed in order to study the superconducting and pinning properties of a Fe …

Improvements of high-field pinning properties of polycrystalline Fe (Se, Te) material by heat treatments

C Fiamozzi Zignani, G De Marzi, V Corato… - Journal of Materials …, 2019 - Springer
We present the fabrication of FeSe 0.5 Te 0.5 polycrystalline samples by self-flux method,
showing the presence of the peak-effect in the vortex lattice configuration. To improve the …

Transport properties and high upper critical field of a Fe (Se, Te) iron based superconductor

A Galluzzi, K Buchkov, E Nazarova, V Tomov… - The European Physical …, 2019 - Springer
Abstract A Fe (Se, Te) iron based crystal has been studied using dc magnetic measurements
as a function of temperature (T) and magnetic field (H). Firstly, the field dependence of the …

Mixed state properties of iron based Fe (Se, Te) superconductor fabricated by Bridgman and by self-flux methods

A Galluzzi, K Buchkov, V Tomov, E Nazarova… - Journal of Applied …, 2018 - pubs.aip.org
The superconducting and transport properties of iron based Fe (Se, Te) superconductors
fabricated by means of Bridgman (B) and Self-flux (S) methods have been compared using …

Pinning, flux flow resistivity, and anisotropy of Fe (Se, Te) thin films from microwave measurements through a bitonal dielectric resonator

N Pompeo, A Alimenti, K Torokhtii… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
We report on the anisotropy of the vortex motion surface impedance of a FeSe x Te 1-x thin
film grown on a CaF 2 substrate. The dependence on the magnetic field intensity up to 1.2 T …

Second magnetization peak effect in a Fe (Se, Te) iron based superconductor

A Galluzzi, K Buchkov, V Tomov… - Journal of Physics …, 2019 - iopscience.iop.org
The iron based superconductor FeSe 0.5 Te 0.5 has been investigated by means of DC
magnetic measurements as a function of magnetic field (H). By considering the …

Weak or strong anisotropy in Fe (Se, Te) superconducting thin films made of layered iron-based material?

G Grimaldi, A Leo, N Martucciello… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
We study the temperature dependence of the upper critical magnetic field H c2 in a layered
iron-based superconducting (IBS) material of the 11-family, namely the Fe (Se, Te) thin film …

Unveiling intrinsic material and extrinsic pinning dimensionality in superconductors: Why Fe (Se, Te) is able to mimic YBCO

G Grimaldi, MR Khan, A Leo, M Scuderi, F Rizzo… - Iscience, 2024 - cell.com
Discovery of iron-based superconductors paved the way to a competitor of high-temperature
superconductors, easier to produce, better performing in high fields, and promising to be …