2 papers
cond-mat.supr-con2025
Fabrication and characterization of Nb/Al-AlN /Nb superconducting tunnel junctions
Alexey Pavolotsky, François Joint, Udupa Sujit Manjunatha +6
We report a Nb/Al-AlN /Nb superconducting tunnel junction process in which the AlN barrier is formed by plasma nitridation using a compact microwave electron-cyclotron-resonance (E…
physics.optics2025
3D-Structured Polyethylene Windows for Low-Loss Transmission in Wideband Cryogenic Terahertz Systems
François Joint, Igor Lapkin, Pierre-Baptiste Vigneron +10
We present the design, fabrication, and characterisation of a broadband vacuum window and infrared filter based on ultra-high molecular weight polyethylene (UHMWPE) for millimeter…