Anomalous Proximity Effect in Underdoped YBaCuO Josephson Junctions

R. S. Decca, H. D. Drew, E. Osquiguil +2

Josephson junctions were photogenerated in underdoped thin films of the YBa${}_2$Cu${}_3$O${}_{6+x}$ family using a near-field scanning optical microscope. The observation of the Josephs…