Josephson transport in YBa${}_2$Cu${}_3$O${}_7$ weak links created by focused-helium-ion-beam irradiation: Analysis based on diffusive-SNS-junction model

Tetsuro Misawa, Shigeyuki Ishida, Hiroshi Eisaki +3

Fabrication of YBCO weak links by focused helium ion beam irradiation is a promising approach for realizing high-temperature superconducting Josephson junction devices. Although em…