infrared spectroscopy

A schematic of upconversion time-stretch infrared spectroscopy (UC-TSIR), in which infrared wavelengths are 'stretched' to the near-infrared to make them more easily detectable. (Image: Hashimoto et. al)

New technique 'stretches' light to improve resolution of infrared spectroscopy

The technique could be used to trace phenomena such as the combustion of gases or the irreversible chemical reactions of biomolecules

Making flying safer

Optical explosive detection is set to help remove restrictions on the liquids airline passengers can carry on, finds Andy Extance

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