Near-infrared spectroscopy (NIRS) is a noninvasive method used to monitor changes in hemoglobin concentration and oxygen levels in the body. This ...

Near-infrared spectroscopy (NIRS) offers rapid, non-destructive analysis of various samples, enhancing efficiency in laboratories across multiple industries.

Definition:Raman Spectroscopy is a sophisticated analytical technique used to observe vibrational, rotational, and other low-frequency modes in a system. This material characterization technique ...

The NIST researchers have created an improved version of a laser-based measurement technique called dual-comb spectroscopy. Dual-comb spectroscopy is a particularly high-resolution form of ...