Surface superconductivity changes of niobium sheets by femtosecond laser-induced periodic nanostructures

Á Cubero, E Martínez, LA Angurel, GF de la Fuente… - Nanomaterials, 2020 - mdpi.com
Irradiation with ultra-short (femtosecond) laser beams enables the generation of sub-
wavelength laser-induced periodic surface structures (LIPSS) over large areas with …

Enhancement of the critical current by surface irregularities in Fe-based superconductors

IF Llovo, J Mosqueira, D Hu, H Luo… - … Science and Technology, 2024 - iopscience.iop.org
The critical current Ic of single crystals of the iron pnictide superconductor BaFe2 (As1− xPx)
2 has been studied through measurements of magnetic hysteresis cycles. We show that the …

Synthesis mechanism and electrical conductivity of NbCxO1-x solid solution

D Jiang, Z Zhao, C Zhang, J Zhu, R Wang, Y Che… - Ceramics …, 2024 - Elsevier
Niobium oxycarbide (NbC x O 1-x) is an important soluble anode utilized primarily for the
electrochemical preparation of metal Nb. Based on thermodynamic analysis, this study …

Preparation of Niobium through Electrolysis of NbCxOy Soluble Anode

D Jiang, Z Zhao, H Zhang, R Wang… - Journal of The …, 2024 - iopscience.iop.org
In this study, metallic niobium was produced by electrolysis in a NaCl-KCl melt using NbC x
O y as a soluble anode. The anodic dissolution behavior of NbC x O y in the NaCl-KCl melt …

Coexistence of different pinning mechanisms in Bi-2223 superconductor and its implications for using the material for high current applications

MA Ali, SS Banerjee - Journal of Applied Physics, 2022 - pubs.aip.org
We investigate the pinning mechanism in polycrystalline samples of Bi-2223. Using the
differential magneto-optical (DMO) imaging technique, we track the magnetic field …

Effect of Chemo-mechanical Polishing on the Surface and Superconducting Properties of Niobium Coupons: A Comparative Study

J Chandra, PN Rao, S Rai, M Manekar - Journal of Superconductivity and …, 2023 - Springer
We study the effect of chemo-mechanical polishing on the surface and superconducting
properties of niobium coupons obtained from three separate sources and having different …

[PDF][PDF] Critical phenomena and vortex dynamics in superconductors of technological interest

F Llovo - 2024 - minerva.usc.es
A descuberta da supercondutividade en 1911 por Kamerlingh Onnes marcou un importante
fito na física do estado sólido. Este fenómeno, polo cal os materiais mostran resistencia …

Effect of the variation rate of an external magnetic field on the high-frequency response of surface superconductivity in a critical state

VA Berezin, VA Tulin - Journal of Experimental and Theoretical Physics, 2017 - Springer
The effect of the magnetic field variation rate on the high-frequency absorption of surface
superconductivity of cylindrical samples has been studied. It has been shown that the …

[PDF][PDF] ВЛИЯНИЕ СКОРОСТИ ИЗМЕНЕНИЯ ВНЕШНЕГО МАГНИТНОГО ПОЛЯ НА ВЫСОКОЧАСТОТНЫЙ ОТКЛИК ПОВЕРХНОСТНОЙ …

ВА Березин, ВА Тулин - jetp.ras.ru
Изучено влияние скорости изменения магнитного поля на высокочастотное (ВЧ)
поглощение поверхностной сверхпроводимости цилиндрических образцов. Показано …

[CITATION][C] Critical phenomena and vortex dynamics in superconductors of technological interest

I Fernández Llovo