X-ray light is like guitar music, with frequencies sliding continuously between harmonics

Ultrashort laser pulses can be used to generate X-rays. Normally, however, only certain specific frequencies are produced. A team from TU Wien and the University of California San Diego has developed a method that makes it possible to tune the frequency continuously. This story matters for Science & Discovery readers tracking mech. Reported by phys.org. Read the full original at the source link below.