The beam of relatively broad peaks ends up as a series of sharp, high - intensity femtosecond bursts of light. (newscientist.com)
Note that the spectra in Fig. 3 has broader peaks given the lower resolution at beamline X1A1 of NSLS where these were taken, as opposed to the rest of the XPS spectra, which were taken at beamline CSX - 2 of NSLS - II. (nature.com)
After descending back to Broad Peak Base Camp to avoid some bad weather moving in, the team passes time making calzones and exploring other ways to entertain themselves while waiting for the... (therestofeverest.com)