Mid- and far-infrared birefringent crystals are key functional materials for polarization control, laser technologies, and ...

Experimental setup for computational temporal ghost imaging based on frequency downconversion. Preprogrammed probing temporal patterns generated from the arbitrary waveform generator (AWG) are applied ...

CEA‑Leti has presented new research showing advances in the integration of quantum cascade lasers with silicon photonic ...

Coupling mid-infrared “idler” photons with near-infrared “signal” photons enables cheaper, smaller and more efficient machines for uses such as greenhouse gas monitoring to medical diagnostics.

A team has constructed an improved mid-infrared microscope, enabling them to see the structures inside living bacteria at the nanometer scale. Mid-infrared microscopy is typically limited by its low ...

Mid-infrared optical parametric oscillators (OPOs) utilising BaGa4Se7 crystals represent a significant advance in the field of nonlinear optics. BaGa4Se7, a non-oxide crystal with a wide transparency ...

By combining adiabatic optical coupling, silicon-based feedback and cavity engineering, and ultra-compact laser concepts, CEA ...

The mid-infrared spectral region offers an expansive window for applications including molecular spectroscopy, environmental monitoring and biomedical imaging. Supercontinuum generation in this domain ...

This illustration represents a bacteria being illuminated with mid-infrared in the top left, while visible light from a microscope underneath is used to help capture the image. A team at the ...