Making lasers more efficient, versatile and compact

Their inner workings reside in the realm of physics, but lasers make everyday life possible. Talking on a cell phone or googling COVID stats while your apples and oranges are scanned at the checkout counter—lasers at every ...

New powerful laser passes field test

A powerful experimental laser developed by the European Southern Observatory (ESO), TOPTICA Projects and other industry partners passed a key test last month at the Allgaeuer Volkssternwarte Ottobeuren observatory in Germany. ...

The paradox of a free-electron laser without the laser

A new way of producing coherent light in the ultra-violet spectral region, which points the way to developing brilliant table-top X-ray sources, has been produced in research led at the University of Strathclyde.

Controlling lasers with dancing DNA

DNA is the hereditary material in the nucleus of all cells in humans and other living organisms. Besides its significance in biology, DNA has also played a specific role in controlling many physical devices. Recently, an ...

New microchip devices produce a wide range of laser hues

Researchers at the National Institute of Standards and Technology (NIST) and the University of Maryland have developed a microchip technology that can convert invisible near-infrared laser light into any one of a panoply ...

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