Figure 5
From: NbN films on flexible and thickness controllable dielectric substrates

(a) R-T curves of 50 nm NbN films on 1 μm PI with and without Si substrate. (b) R-T curves of NbN films with different thicknesses on 1 μm PI. (c) R-T curves of NbN films with different thicknesses on 60 μm PI. (d) TC0 of NbN films with different thickness on PI and on Si substrates.