Nonlinear optics is the study of how intense light interacts with matter. The optical response of a material usually scales linearly with the amplitude of the electric field. At high powers, however, ...

A team of chemists and physicists from Cameroon, Germany and India has designed, synthesized and computationally screened a ...

Conjugated polymers have long promised a cheap, flexible route to photonic devices that inorganic crystals can only match at far greater cost and complexity. Now a team of researchers from the ...

Nonlinear optical crystals are a class of materials that exhibit unique properties when interacting with light. Unlike conventional optical materials, which respond linearly to the electric field of ...

A recent study has unveiled a transformative nonlinear optical metasurface technology. This new technology, characterized by structures smaller than the wavelength of light, paves the way for ...

Materials scientists can learn a lot about a sample material by shooting lasers at it. With nonlinear optical microscopy—a specialized imaging technique that looks for a change in the color of intense ...

Nanostructured device efficiently transforms light into different frequencies – including those at technologically important near-infrared wavelengths ...

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, ...

A tiny device that can be reprogrammed using a laser could lead to adaptable devices for computing, imaging and ...

In the 1960s, physicists showed how light could interact with itself in intriguing ways thanks to a process known as second-harmonic generation. In the right kind of material, two photons of a certain ...

Researchers use laser light to reprogram a liquid-crystal metasurface, enabling tunable optical functions for future ...