Experimental demonstration that non-harmonic two-color femtosecond excitation produces a ~1,000× stronger supercontinuum in water compared to conventional single-color excitation. Scientists at ...
Figure 1 Schematic diagram of a nonlinear metasurface composed of asymmetric meta-atoms based on guided mode resonance and bound states in the continuum. Nonlinear optics is a branch of optics that ...
Vacuum ultraviolet (VUV, 100–200 nm) light sources are indispensable for advanced spectroscopy, quantum research, and semiconductor lithography. Although second harmonic generation (SHG) using ...
A new publication DOI 10.29026/oea.2026.250193 discusses electric-field-induced second-harmonic generation paves the way for next-generation nonlinear photonics ...
A recent article in Advanced Materials reports a new fabrication method for nonlinear optical components using nanostructured polycrystalline lithium niobate (LN). The study addresses key limitations ...