Photonics & Imaging

Photonics/Optics

Latest Briefs & News

INSIDER : Photonics/Optics
Tracking X-Ray Laser Pulses at Record Speeds

To catch chemistry in action, scientists at the Department of Energy’s SLAC National Accelerator Laboratory use the shortest possible flashes of X-ray light to create “molecular movies” that...

News : Photonics/Optics
Ultra-Thin Optical Fibers Offer New Way to 3-D Print Microstructures

For the first time, researchers have shown that an optical fiber as thin as a human hair can be used to create microscopic structures with laser-based 3D printing. The...

Briefs : Materials
Freeform Channel Close-Out for High-Performance Heat Exchangers

Large-scale liquid rocket engines with regeneratively cooled nozzles will enable reliable and reduced-cost access to space. The coolant that circulates through the internal...

Briefs : Test & Measurement
Large-Area Structural Damage Nondestructive Evaluation

When testing composite structures, it is important to understand the response of the structure to the load. Of significance is the formation of damage and growth of that damage leading...

Briefs : Test & Measurement
Laser Technique Detects Toxic Agents in the Atmosphere

A real-time instrument was developed that could scan the atmosphere for toxic agents in order to alert communities to a biological or chemical attack.

Briefs : Mechanical & Fluid Systems
Correlation Spectrometer

Correlation spectroscopy is an attractive technique for sensing and analysis applications because it combines the attributes of mechanical and optical simplicity, high selectivity, and good sensitivity. In...

Articles : Medical
Products of Tomorrow: May 2018

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Briefs : Electronics & Computers
A Fast, Non-Destructive Test for Two-Dimensional Materials

Thinning a material down to a single-atom thickness can dramatically change that material’s physical properties. Graphene, the best known two-dimensional (2D) material, has...

Who's Who : Photonics/Optics
5 Ws of Invisible Glass

Who

Users of consumer electronics devices and solar cells, and high-power pulsed laser applications.

Briefs : Manufacturing & Prototyping
Surface-Field-Enhanced Detection of Deep UV Photons in Silicon Carbide Avalanche Photodetectors

While silicon carbide (SiC) is an ideal material for building ultraviolet (UV) photodetectors, the absorbed photons get recombined in the first few nanometers at the surface due to a large absorption coefficient in the 200- to 250-nm wavelength band....

Articles : Electronics & Computers
Oak Ridge National Laboratory

This year, Oak Ridge National Laboratory (ORNL) marks 75 years as a research institution. Located in Oak Ridge, TN, ORNL is the largest US Department of Energy science and energy laboratory, conducting basic and...

Briefs : Manufacturing & Prototyping
Technique Enables 3D Printing of Microstructures

Two-photon lithography (TPL), a high-resolution 3D printing technique, is capable of producing nanoscale features smaller than 1/100 the width of a human hair. The technique could enable X-ray...

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