Nb${}_3$Sn Films Exhibiting Continuous Supercurrent Across a Diffusion Bonded Seam

Andre Juliao, Wenura Withanage, Nikolya Cadavid +2

Multiple pairs of bronze pieces were joined along a common seam and then exposed to Nb vapor via sputter deposition during heating at $\sim$715 ${}^{\circ }$C to form a diffusion bond b…