Science news articles about 'emission wavelengths'

The first generation of quantum dots were made from the toxic heavy metal cadmium and had emission wavelengths, and colors, determined by their size. "Lattice strain" created by layers of different ...

... vary in their ability to detect intracellular or extracellular reactive oxygen species and by their emission wavelength – from 560 to 830 nanometers. Fluorescing at higher wavelengths allows the ...

... cascade laser (QCL) provides key optical emission wavelengths in the mid-infrared that are thought to overcome ... group created a world leading multi-wavelength test bed with "off-the-shelf" telecom ...