Enhanced sum-frequency generation from etchless lithium niobate empowered by dual quasi-bound states in the continuum
Siqi Feng, Tingting Liu, Wenya Chen, Feng Wu, Shuyuan Xiao
Topics & Concepts
Lithium niobateSum-frequency generationGratingMiniaturizationPhotonicsOpticsEnergy conversion efficiencyNonlinear systemPolarization (electrochemistry)Materials scienceNonlinear opticsWavelengthPhoton upconversionPhysicsOptoelectronicsExcited stateAtomic physicsLaserChemistryNanotechnologyQuantum mechanicsPhysical chemistryPhotonic and Optical DevicesOptical Coatings and GratingsAdvanced Fiber Laser Technologies