Integrated nonlinear photonics provides transformative capabilities for controlling,
enhancing and manipulating material nonlinearities in miniaturized on-chip platforms. The …

We present a tutorial on the phenomenon of induced coherence without induced emission,
and specifically its application to imaging and metrology. It is based on a striking effect …

Owing to its capacity for unique (bio)-chemical specificity, microscopy with mid–infrared (IR)
illumination holds tremendous promise for a wide range of biomedical and industrial …

Nonlinear interferometers allow for mid-infrared spectroscopy with near-infrared detection
using correlated photons. Previous implementations have demonstrated a spectral …

Mid-infrared (mid-IR) light scatters much less than shorter wavelengths, allowing greatly
enhanced penetration depths for optical imaging techniques such as optical coherence …

The biphoton correlation time, a measure for the conditional uncertainty in the temporal
arrival of two photons from a photon pair source, is a key performance identifier for many …

Spectroscopy in the mid-infrared region is an indispensable tool for identifying molecular
types in various fields, including physics, chemistry, and medical sciences. However …

We demonstrate optical coherence tomography based on an SU (1, 1) nonlinear
interferometer with high-gain parametric downconversion. For imaging and sensing …

Optical nonlinear conversion processes are ubiquitously applied to scientific as well as
industrial tasks. In particular, nonlinear processes are employed to generate radiation in …

Mid-infrared (mid-IR) spectroscopy is a crucial workhorse for a plethora of analytical
applications and is suitable for diverse materials, including gases, polymers or biological …