HAMAR LASER INSTRUMENTS released the L-703S four-axis lathe and turning-center spindle alignment system, featuring the “S” variant of the compact and versatile, next-generation L-703 laser. The new ...

During femtosecond laser fabrication, photons are mainly absorbed by electrons, and the subsequent energy transfer from electrons to ions is of picosecond order. Hence, lattice motion is negligible ...

As with most steps in your beauty routine, consistency is key to quicker, more noticeable results. "Real changes occur over months, not weeks," says dermatologist Jessie Cheung. "You’ll notice your ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. Fun fact: According to the American Society of ...

Semiconductor lasers use the optical properties of semiconducting materials to produce coherent light. Electrons and their positive-charge counterpart called holes are injected into an optically ...