A Penn State-led research team has unraveled the long-standing mystery of how lightning begins inside thunderclouds. Their findings offer the first quantitative, physics-based explanation for ...

New method using Raman spectroscopy and machine learning estimates organic maturity in rocks, crucial for oil exploration, ...

The culprit for the strange blue light show is a specialized train that records track condition information using lasers at ...

Research out of the University of Toulouse, France, has revealed that we're probably harming our lungs a lot more than we ...

Scientists are making X-ray free-electron lasers smaller and more affordable using plasma accelerator technology.

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

The a-Ge film was exposed to high (CW) laser power to locally crystallize, and an a-Ge to nanocrystalline Ge (n -Ge) transformation was evident through an abrupt Raman line-shape evolution.

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 ...

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 ...

The combination of deep learning techniques and Raman spectroscopy shows great potential offering precise and prompt identification of pathogenic bacteria in clinical settings. However, the ...

This paper report a CW, frequency doubled, Nd:GdV04 self-Raman laser producing 2.51 W of CW yellow emission with a 12.2 % overall optical (diode-to-yellow) conversion efficiency. This high level of ...