Enhancement of $J$${}_c$ by Proton Irradiation in HgBa${}_2$Ca${}_2$Cu${}_3$O${}_8$${}_{+}$${}_{\hat{I}}´$ Single Crystals

Wenjie Li, Ran Guo, Xin Zhou +10

Critical current density is the key parameter for the practical application of superconductivity. In this study, 3 MeV proton irradiation experiments were conducted on HgBa${}_2$Ca$_…