Last week, four lasers were projected into the sky above the European Southern Observatory (ESO) Paranal site in Chile. The ...

Researchers have demonstrated an innovative technique for increasing the intensity of lasers. This approach, based on the compression of light pulses, would make it possible to reach a threshold ...

A team at the University of Stuttgart has engineered a compact short-pulse laser that achieves up to 80% efficiency—far ...

Dynamic switch: a switchable metasurface, tuned by green laser light, can block or transmit particular wavelengths of light. (Courtesy: CMP/ORC Southampton University) A new type of optical ...

Electromagnetic pulses (EMPs) generated during laser-plasma interactions represent a captivating frontier in modern physics. In these processes, intense laser beams interact with plasma targets, ...

Laser beams are usually hard to miss, but a new laser is notable for its lack of light. Steven Cundiff at the University of Colorado in Boulder and his colleagues built the device by modifying a ...

Scientists Arthur Ashkin, Gerard Mourou and Donna Strickland have won the 2018 Nobel Prize for Physics for breakthroughs in the field of lasers used for surgery as well as scientific study. Arthur ...

Three physicists whose pioneering work transformed lasers from science-fiction fantasy into powerful tools were awarded the 2018 Nobel Prize in physics. Arthur Ashkin, a researcher at Bell ...

Engineering physics blends concepts from engineering, physics, and math in an effort to bridge the gap between theoretical science and practical engineering. Engineering physicists focus on research ...

Oil recovery system The researchers envision that femtosecond laser-treated cork could be used to clean up large-scale marine oil spills. (Courtesy: Yuchun He) New research suggests that laser-treated ...