(Nanowerk News) Near-infrared (NIR) spectroscopy is a powerful technique for probing molecular compositions and structures non-invasively. However, traditional NIR spectrometers are often bulky and ...

An international team of researchers has developed a mid-infrared spectrometer smaller than the diameter of a human hair. With potential applications that range from detecting greenhouse gases to ...

In a new paper published in Light: Science & Applications, a team of scientists, led by Professor Xuhan Guo and Yikai Su from State Key Laboratory of Advanced Optical Communication Systems and ...

The PbS QD filter array coupled with an InGaAs image sensor forms a high-performance NIR computational spectrometer capable of distinguishing materials and measuring alcohol content with high accuracy ...