Generation, Modulation, and Enhancement of Superconductivity by Quantum Geometry

Explore the fascinating world of quantum geometry and its profound impact on superconductivity in this 33-minute lecture by Youichi Yanase from the PCS Institute for Basic Science. Delve into the fundamental properties of electron systems in solids, focusing on the quantum geometric tensor and its real part, the Fubini-Study quantum metric. Discover how quantum geometry plays a crucial role in various many-body states and unconventional responses in quantum materials. Examine recent developments in the field, including studies on flat band systems, high-temperature superconductivity in monolayer FeSe, finite-momentum pairing states, and spin-triplet superconductivity induced by ferromagnetic fluctuation. Gain insights into the latest research findings and their implications for understanding and enhancing superconductivity through the lens of quantum geometry.