Vibrational spectroscopy encompasses a suite of techniques that probe molecular vibrations to reveal chemical composition, structure and dynamics in biological systems. Predominantly, Fourier ...

NASA's James Webb Space Telescope (JWST) utilizes mid-infrared spectroscopy to precisely analyze molecular components such as water vapor and sulfur dioxide in exoplanet atmospheres. The key to this ...

In the agricultural and food industry, determining the chemical composition of raw materials is important for production efficiency, application, and price. Traditional laboratory testing is ...

Photo 1. (from the left) Ph.D. candidate Inki Kim (co-author), Professor SangHyeon Kim (corresponding author), Dr. Joonsup Shim (first author), and Dr. Jinha Lim (co-author) of KAIST School of ...

This article introduces the differences and similarities between Raman and infrared spectroscopy for identifying unknown materials and monitoring reactions. While the techniques are pretty similar, ...

NIR spectroscopy concerns the analysis of how NIR light and matter interact. In spectroscopic analysis, light is determined by the wavelength, not by the applied energy. The wavelength of light is ...

A recent article in Advanced Photonics Research presents a mid-infrared dual-comb spectroscopy (DCS) system that eliminates the need for external photodetectors. The researchers developed a ...

Bio-monitoring refers to tracking changes in biological molecules or reactions over time. When using miniaturized flow systems, the ability to monitor concentrations within microchannels is essential ...

With the advancement of laser technology, ultrashort pulsating lasers give a new technological technique for highly precise spectroscopic measurement. To precisely monitor wavelengths, the optical ...

Researchers have developed an innovative photodetector capable of detecting a broad range of mid-infrared spectra. NASA's James Webb Space Telescope (JWST) utilizes mid-infrared spectroscopy to ...