Assertion: detector's source | /r/CapableOf | give off the bulk of their energy
Facets:
Source sentences:
text: X-rays in the 0.5 to 5 keV (80 to 800 aJ) range, where most celestial sources give off the bulk of their energy, can be stopped by a few sheets of paper; 90% of the photons in a beam of 3 keV (480 aJ)