A research team in China has built a quantum dot device that produces photon pairs with record-setting purity, achieving a two-photon fraction of 0.983(1). The work, published in Nature Materials, ...

For the first time, an international research team has succeeded in observing a two-photon decay on a so-called bare atomic nucleus from which the entire electron shell has been removed. The ...

For the first time in Morocco and Africa, 2PP 3D-printing was experimentally developed and demonstrated- a milestone represents a advancement ...

Multiphoton microscopy is used in biomedical research to study cells and tissues. Today, so-called two-photon microscopy is used to study processes within cells, but the technique has limitations in ...

Two-photon polymerization (TPP) and direct laser writing (DLW) techniques utilise focused ultrashort laser pulses to induce highly localised photochemical reactions in photosensitive materials, ...

Two-photon absorption and quantum light spectroscopy have emerged as transformative tools in modern optical research. At the heart of these techniques is the simultaneous absorption of two photons to ...

Photon upconversion through high harmonic generation, multiphoton absorption, Auger recombination and phonon scattering performs a vital role in energy conversion and renormalization. Excitons, the ...

Intravital brain imaging is a valuable tool for studying neurons, glial cells, and their surroundings in living animals. It allows the investigation of neurological illnesses, therapeutic efficacy, ...

New approach offers great potential for ophthalmic diagnostics and AR/VR applications. “Two-photon vision offers great potential for ophthalmic diagnostics”. Scientists at ICTER, the International ...