Spectroscopy system detects aerosols using light reflected from traffic signs and tree trunks

Researchers have developed and tested an infrared spectroscopy system that can rapidly detect chemical aerosols from a ...
PNAS

Structure determination by cryoEM at 100 keV

Electron cryomicroscopy can, in principle, determine the structures of most biological molecules but is currently limited by access, specimen preparation difficulties, and cost. We describe a ...