Probing d-wave superconducting gap of high-$T_{\mathrm{c}}$ cuprate ${\mathrm{Bi}}_2{\mathrm{Sr}}_2{\mathrm{Ca}}_2{\mathrm{Cu}}_3{\mathrm{O}}_{10+\delta }$ by resonant inelastic X-ray scattering

Kunhao Li, Qizhi Li, Changwei Zou +10

The superconducting gap is a characteristic feature of high-T${}_c$ superconductors and provides crucial information on the pairing mechanism underlying high-temperature superconduct…