TechnologyApril 1, 1989
Free-Electron Lasers
Electrons can impart energy to light waves with the help of a magnetic field. The resulting intense beam can probe crystalline structures-and perhaps destroy missiles in space
Stories by Robert K. Parker
Free-Electron Lasers
Electrons can impart energy to light waves with the help of a magnetic field. The resulting intense beam can probe crystalline structures-and perhaps destroy missiles in space