Abstract: Theoretical and experimental studies of thermal self-defocusing and self-focusing CW laser beams in liquids and solids are given. An analytical theory of thermal self-actions, including ...

The electrons in the beam interact with the electrons bound to the metal atoms to create X-rays," he said. "At NIF, we use the high-power laser beam instead of an electron beam to make the X-rays ...

Most laser cleaning setups use scanning optics. These move the beam at multiple meters per second to project a desired shape, such as a circle or rectangle, onto the surface. But what is laser ...

Buffalo Bills quarterback Josh Allen completes a 32-yard pass to Bills wide receiver Mack Hollins against the Kansas City Chiefs in the AFC Championship Game. Watch highlights from the AFC ...

The black and white picture shows a bright laser beam being fired from the Preble during a demonstration at sea to verify and validate the "functionality, performance, and capability" of the ...

The HP LaserJet M209d is a sterling value among low-cost, print-only mono laser printers. (If you're considering an inkjet but print only occasionally, it's a tempting alternative.) Its paper ...

If shaving is growing tiresome, consider laser hair removal: This method damages hair follicles to reduce growth over time, ultimately giving more long-term results than using a razor. After ...

For precision, speed, and fine-detail, only the best laser engraver will make the cut. I tested out a range of laser engraving machines, and these are my top-rated recommendations for crafters ...

The best laser printer is often the top choice for office and home office use. Excelling at document printing, laser printers have a reputation for producing crisp text, fast print speeds ...

The best laser printers on the market are those that reliably deliver pages of high quality at lower printing costs than the competition, without causing you headaches. I know because my team ...