Wiktionary
x-ray diffractions
n. (plural of X-ray diffraction English)
Usage examples of "x-ray diffractions".
We isolated, and even crystallized the virus, got X-Ray diffractions, did epidemiological studies, all in strictest secrecy.
If so, the logical step for us is to go back to the beginning of our tests and re-run our X-ray diffractions, to see if we can refine our measurements of positron frequencies.