Nagoya University researchers say they have designed a laser diode that emits the shortest-wavelength ultraviolet…
Browsing: Lasers
Lasers, an acronym for Light Amplification by Stimulated Emission of Radiation, are devices that emit highly focused, coherent beams of light with a wide range of applications across science, technology, medicine, and industry. By exciting atoms or molecules to higher energy states and then stimulating them to emit light in a precise and synchronized manner, lasers produce intense beams that can be finely controlled. Their unique properties make them essential tools in everything from precision manufacturing and optical communications to surgery and fundamental physics research. As laser technology continues to advance, it plays an increasingly vital role in cutting-edge fields like quantum computing, spectroscopy, and space exploration.
Researchers reach a critical milestone on the path to versatile colloidal quantum dot laser diodes…
Calculations by University of California Riverside’s Allen Mills predict metastable positronium bubbles in liquid helium.…
Scientists invent a way to see attosecond electron motions with an X-ray laser. Called XLEAP,…
New terahertz frequency laser opens up large, underused region of the electromagnetic spectrum. The terahertz…
Researchers generate terahertz laser with laughing gas: Device may enable “T-ray vision” and better wireless…
With the demonstration of a sub-picosecond thin-disk laser oscillator delivering a record-high 350-W average output…
Using light to generate order in an exotic material: Physics experiment with ultrafast laser pulses…
Discovering ways to control the topological aspects of quantum materials is an important research frontier…
Technology offers high-speed, high-quality printing that could be useful for architecture models, fine art, exhibits,…
Nanolaser has the potential to treat neurological disorders or sense disease biomarkers. Researchers have developed…
Probing nucleosynthesis in star-like conditions using the world’s biggest laser at NIF. On a typical…
Researchers combine nano-optics and organic chemistry to measure complex light landscapes in the tight focus…
Physicists theorize a novel way to explore the nature of dark matter with lasers. Dark…
Sensor is poised to improve landmine detection and non-destructive testing. Detecting landmines can be a…
An explosion is a complex event involving quickly changing temperatures, pressures, and chemical concentrations. In…
Ultrafast pulsed lasers fuse ceramics under ambient conditions and use less than 50 watts of…
If extraterrestrial intelligence exists somewhere in our galaxy, a new MIT study proposes that laser…