By harnessing two natural timescales in resonator arrays, researchers created photonic chips that reliably produce multiple harmonics without active compensation. For decades, scientists and engineers ...

The nonlinear susceptibility is a measure of a material's nonlinear response to an applied electric field. It determines the strength of the nonlinear effects and is related to the crystal's symmetry ...

Nonlinear optical crystals are at the forefront of advanced photonic technologies, enabling efficient frequency conversion and modulation of light by utilising intense electric fields to alter their ...

Nonlinear optics is the branch of photonics that studies material responses wherein the induced polarisation is not directly proportional to the applied electromagnetic field. In these media, intense ...

A new publication DOI 10.29026/oea.2026.250193 discusses electric-field-induced second-harmonic generation paves the ...

"Our sensor combines nanostructures made of DNA with quantum dots and CRISPR gene editing technology, to detect faint biomarker signals using second harmonic generation," said team leader Han Zhang ...

Research shows that external impulses in non-reciprocal optical solitary waves can exceed expected momentum responses, ...

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 ...

Nonlinear optics has long relied on high-power lasers, whose spatial and temporal coherence ensures efficient nonlinear frequency conversion. However, a new study challenges the traditional assumption ...

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS The ability to dynamically control the nonlinear phase in optical systems is crucial. It improves flexibility, ...

When light passes through a material, it often behaves in unpredictable ways. This phenomenon is the subject of “nonlinear optics”, which is now integral to technological and scientific advances – ...

The speed of light varies in materials, impacting fiber optics, laser systems, and semiconductor lithography through complex ...