Optical Coherence Tomography (OCT) is a non-invasive imaging technique that produces cross-sectional images of biological tissue, such as the retina. It reconstructs the internal structure of tissue ...

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS In a study published in Light: Science & Applications, researchers from Diamond Light Source (United Kingdom), ...

Polarization imaging has the powerful ability to detect unique features invisible to human eyes, which is challenging for conventional intensity imaging systems. Metasurface emerges as a ...

Researchers have successfully demonstrated a spectrometer that is orders of magnitude smaller than current technologies and can accurately measure wavelengths of light from ultraviolet to the ...

This article explains the "Raman Concatenation", a measurement approach that can overcome several trade-offs. In general, fluorescence impacts many Raman measurements, necessitating the adoption of ...

Image credits: Texas A&M. Imagine knowing which berry or mushroom is safe to eat during a hike or swiftly detecting pathogens in a hospital setting that would traditionally require days to identify.

Visual demonstration of the performance of the diffraction grating. The zeroth order transmission refers to light that goes straight through the grating without undergoing diffraction (which should be ...

Superconducting nanowire single-photon detectors (SNSPDs) have been widely used in various applications requiring single photon detection thanks to their attractive performances. Since SNSPDs are thin ...