Macquarie University researchers have demonstrated a technique to dramatically narrow the linewidth of a laser beam by a factor of over ten thousand—a discovery that could revolutionize quantum ...

"One current method to narrow laser linewidth uses Brillouin lasers, where sound waves interact with light; but the effect is ...

Subscribe to our newsletter for the latest sci-tech news updates. In research published in APL Photonics, the team described using diamond crystals and the Raman effect—where laser light stimulates ...

Single-mode semiconductor lasers provide an inexpensive and compact laser source for a wide range of applications, including Raman spectroscopy, Raman microscopy, process Raman, metrology, atomic ...

The Raman effect, as it may be called, is less easily observed in the case of scattering by gases and vapours.

We found nine studies involving a total of 689 women with stress urinary incontinence. Nine studies compared vaginal lasers to either sham or lubricant, and one study compared vaginal lasers to ...

With their quick, non-destructive results, handheld Raman spectrometers are changing the way material analysis is done on the go. These portable devices can make it easier to do complicated ...

Laser hair removal on the face is a noninvasive procedure that can be done for anyone with unwanted facial hair.

Considering CO2 laser resurfacing? Get the details here, including how it works, what skin concerns it can address, and the average cost.

Transcranial laser therapy (low-level light therapy applied to the head) does not reduce the number of people who die or have moderate to severe disability at 90 days after ischaemic stroke (where ...

IN NATURE of Feb. 9, F. Rasetti has published his observations on the Raman effect in carbon dioxide. He has found the lines at λ4639, λ4616 and λ4289, λ4268, excited respectively by the ...