11 noviembre 2014
To create X-rays — short wave radiation — scientists have started out with very long wavelengths — infrared laser. Long wavelength laser pulses rip atoms out of metal and accelerate them, which leads to emission of X-rays.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/AWgQ4A_Ywuc/141111105202.htm
