Hands-on experimental experience with one or more classes of superconducting materials , including cuprate/high-temperature superconductors, iron-based superconductors, conventional superconductors, MgB, REBCO/YBCO systems, or emerging superconducting materials . Design and solve challenging, expert-level problems involving critical temperature (Tc), critical current density (Jc), critical magnetic fields, magnetic susceptibility, electrical transport, flux pinning, vortex behaviour, and structure–property relationships .