Sentences with phrase «electron laser requires»
As the name suggests, an X-ray free - electron laser requires electrons — lots of them, and in
http://newscenter.lbl.gov/ Not exact matches
Another proposed method would use a high - power infrared laser to both strip electrons and break down the air, but the method requires the detector be located in the opposite direction of the laser, which would make it impractical to create a single, mobile device.
However, getting strong pulses of x-rays is much harder than for low energy light, and required using the most modern sources, x-ray free electron lasers.
Symmetrical lasers are required, through which electrons can pass in both directions.
Lasers require an electrical current or another laser to excite a material's electrons, which then emit photons as they return to their normal state.