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Using Lasers and Mirrors to Detect Explosives

Using a laser and a device that converts reflected light into sound, researchers at the Department of Energy's Oak Ridge National Laboratory can detect explosives at distances exceeding 20 yards.

25 Jun 2008

The World's Most Powerful X-Ray Microscopes

The Center for Nanoscale Materials' (CNM) newly operational Hard X-ray Nanoprobe at the U.S. Department of Energy's (DOE) Argonne National Laboratory is one of the world's most powerful x-ray microscopes.

24 Jun 2008

Laser Microscalpel Destroys Individual Cell While Leaving Nearby Cells Intact

Mechanical engineering Assistant Professor Adela Ben-Yakar at The University of Texas at Austin has developed a laser "microscalpel" that destroys a single cell while leaving nearby cells intact, which could improve the precision of surgeries for cancer, epilepsy and other diseases.

24 Jun 2008

Using Lasers to Cool Semiconductors

When lasers illuminate material it usually warms up. Therefore laser beams are, for example, used for cutting sheet steel, for welding or even as scalpels. But this effect can also be reversed

24 Jun 2008

Using Ultraviolet Light to Identify Organic Matter in Soils

A team of scientists from the United States and the United Kingdom has developed a technique using ultraviolet light to identify organic matter in soils that they say could be used to document the existence of life on Mars.

24 Jun 2008

Capturing Time-Series Snapshots on the Ultra-Fast Timescale

Lawrence Livermore National Laboratory researchers have captured time-series snapshots of a solid as it evolves on the ultra-fast timescale.

23 Jun 2008

Delivering Live Cell Imaging at a New Level

With the NanoTracker, the user can trap and track particles from several µm down to 30nm with the ability to control, manipulate and observe vesicles, endosomes, gene and drug spheres, viruses and bacteria, nanoprobes or -carriers, biomarkers or even whole cells in real time with nanometer precision.

23 Jun 2008

Tiny Laptop-Sized Laser Module Achieves Power Output Exceeding 500W

QPC Lasers, Inc., a world leader in the design and manufacture of high brightness, high power semiconductor lasers for the consumer display, industrial, defense, and medical markets, announced today that it has shipped a compact BrightLase® Ultra-500(TM) laser to a North American industrial customer for use in industrial metals and plastics processing applications.

23 Jun 2008

Oscillator projected to increase current brightness by millions of times

The future of high-intensity x-ray science has never been brighter now that scientists at U.S. Department of Energy's Argonne National Laboratory have devised a new type of next generation light sources.

20 Jun 2008

Using Lasers and Plastic Beads to Create Ultrasmall Features

Princeton engineers have invented an affordable technique that uses lasers and plastic beads to create the ultrasmall features that are needed for new generations of microchips.

18 Jun 2008