Fig. 1: Schematics of Floquet topological superconductivity.
From: Time-dependent Gutzwiller simulation of Floquet topological superconductivity

Illuminating circularly polarized light to cuprate superconductors gives rise to topological superconductivity of \({d}_{{x}^{2}-{y}^{2}}+i{d}_{xy}\)-wave pairing from many body effects.