Flexible NbTiN thin films for superconducting electronics

SJR Nieto, JA Hofer, M Sirena, N Haberkorn - Physica C: Superconductivity …, 2023 - Elsevier
We compare the superconducting properties of 100 nm thick NbTiN films grown by reactive
sputtering on silicon and flexible commercial polyimide. The samples are fabricated by co …

Effect of disorder on superconductivity of NbN thin films studied using x-ray absorption spectroscopy

S Kalal, S Nayak, A Tayal, J Birch… - Journal of Physics …, 2021 - iopscience.iop.org
The superconducting transition temperature (TC) of rock-salt type niobium nitride (δ− NbN)
typically varies between 9 to 17 K and the theoretically predicted value of 18 K has not been …

Tolerance to deformation and flux pinning in superconducting amorphous molybdenum nitride thin films grown on flexible polyimide

PC Grand, Y Lee, J Yun, J Kim, S Bengió, M Sirena… - Thin Solid Films, 2023 - Elsevier
We investigate the superconducting properties of 80 nm thick amorphous MoN x films
fabricated via reactive sputtering on silicon and flexible commercial polyimide substrates …

Properties of Nb x Ti (1− x) N thin films deposited on 300 mm silicon wafers for upscaling superconducting digital circuits

DP Lozano, JP Soulié, B Hodges, X Piao… - Superconductor …, 2024 - iopscience.iop.org
Scaling superconducting digital circuits requires fundamental changes in the current
material set and fabrication process. The transition to 300 mm wafers and the …

Effect of thermal annealing on the average and local structure of superconducting polycrystalline NbRe films

Z Makhdoumi Kakhaki, A Martinelli… - Superconductor …, 2024 - iopscience.iop.org
NbxRe1− x is a non-centrosymmetric superconductor recently realized in thin film form. The
access to the basic physics that governs this material is hindered by the polycrystalline …

Direct growth of crystalline SiGe nanowires on superconducting NbTiN thin films

X Wang, SM Thomas, JK Baldwin, S Addamane… - …, 2023 - iopscience.iop.org
Novel heterostructures created by coupling one-dimensional semiconductor nanowires with
a superconducting thin film show great potential toward next-generation quantum …

Towards Enabling Two Metal Level Semi-Damascene Interconnects for Superconducting Digital Logic: Fabrication, Characterization and Electrical Measurements of …

A Pokhrel, A Gupta, MS Kim, JP Soulie… - … (IITC) and IEEE …, 2023 - ieeexplore.ieee.org
Nb x Ti (1-x) N is a promising alternative to replace conventional Nb in superconducting
devices. In this work, short loop devices with metal lines and vias were fabricated in IMEC …

Microscopic Origin of Structural Disorder in -NbN: Correlation of Superconductivity and Electronic Structure

S Kalal, S Nayak, A Tayal, J Birch, R Rawat… - arXiv preprint arXiv …, 2020 - arxiv.org
Rock-salt type niobium nitride ($\delta $-NbN) is a well-known superconductor having
superconducting transition temperature (Tc) $\approx $18\, K and a large superconducting …

Spin Detection, Amplification, and Microwave Squeezing with Kinetic Inductance Parametric Amplifiers

W Vine - 2023 - unsworks.unsw.edu.au
Superconducting parametric amplifiers operating at microwave frequencies have become
an essential component in circuit quantum electrodynamics experiments. They are used to …