posted on 2024-07-09, 23:36authored byXiangping Li, Craig Bullon, James ChonJames Chon, Richard A. Evans, Min Gu
Quantum-dot (QD) surfaces were engineered for two-photon (2P) induced localized photorefractivity. The use of sulfur rich surfaced QDs not only optimized charge transfer and resultant refractive index change but expanded the optical recording thresholds.