Refractive-index microscope measures a sample's optical properties with pinpoint accuracy

By combining two fundamentally different microscopy techniques, researchers can now measure the optical properties of a ...
PC Magazine

refractive index

A property of a material that changes the speed of light, computed as the ratio of the speed of light in a vacuum to the speed of light through the material. When light travels at an angle between two ...
GEN

Concentration Measurement with Refractive Index

Utilizing Index of Refraction Monitors in Biopharmaceutical Downstream Processing and Purification When the FDA published the 2003 document, “Pharmaceutical Current Good Manufacturing Practices (CGMPs ...
Physics World

Silicon waveguide shows zero refractive index

Physicists at Harvard University in the US have built a silicon waveguide that exhibits a refractive index of, or close to, zero when operating at near-infrared telecom wavelengths. The waveguide can ...
Hackaday

refractive index

Although we generally assume that opacity is the normal look for animals like us humans, this factoid is only correct for as long as you maintain the dissimilar optical refraction indices of skin and ...