Keyword: Lasers

Briefs: Electronics & Computers

A collective rattling effect in a type of crystalline semiconductor was discovered to block most heat transfer while preserving high electrical conductivity — a rare pairing...

Briefs: Test & Measurement

A spectral transmission-reflectance-intensity (TRI) analyzer was developed that attaches to a smartphone and analyzes patient blood, urine, or saliva samples as reliably as...

Briefs: Test & Measurement

NASA’s Langley Research Center has developed a new technology for measuring the junction temperature of laser diode arrays (LDAs) that...

Q&A: Photonics/Optics
Learn about a new laser-based method for 3D printing of large metal objects called Diode-Based Additive Manufacturing (DiAM).
Briefs: Manufacturing & Prototyping

Graphene is a relative to graphite, which consists of millions of layers of graphene, and can be found in common pencil tips. Since graphene was isolated in 2004, researchers have learned to...

Articles: Medical
Arterial Everter Jeffrey Plott, Adeyiza Momoh, Ian Sando, Brendan McCracken, Mohammed Tiba, Kevin Ward, Jeffrey Kozlow, and Paul Cederna
University of Michigan
Ann...
Briefs: Photonics/Optics

Optical coherence tomography (OCT) is a scanning technology commonly used by ophthalmologists to check for eye diseases. A team of scientists has figured out how to retrofit these high-performance machines...

Application Briefs: Photonics/Optics

To shrink device size yet still tightly control performance, new technology often requires increasingly stringent surface specifications. Characterization tools, in turn, must keep pace by...

Briefs: Photonics/Optics

A team of researchers have designed, built, and tested two devices, called superconducting undulators, which could make X-ray free-electron lasers (FELs) more...

Application Briefs: Motion Control

ALIO Industries designs and builds very high precision automation stages for nano-level manufacturing and research applications, including microlithography,...

Q&A: Photonics/Optics

Gravitational waves from colliding black holes were first observed by the Laser Interferometer Gravitational-Wave Observatory (LIGO)...

Briefs: Sensors/Data Acquisition

Gas sensors are usually engineered to detect a specific molecule in one of many potential categories: toxic gases, combustible gases, and VOCs. A number of technologies, such as infrared,...

Briefs: Materials

NASA Langley Research Center, in collaboration with ATK Space Systems, has developed a method to reduce insect adhesion on metallic substrates, polymeric...

Briefs: Photonics/Optics

Optical lenses that can see features smaller than the wavelength of light cannot be made from conventional materials. Creating “hyperlenses” that can take ultra-sharp images needs both designer...

Briefs: Photonics/Optics

The National Institute of Biomedical Imaging and Bioengineering (NBIB) has developed a microscope that increases resolution and contrast in thick biological samples. The new...

Application Briefs: Manufacturing & Prototyping
Concept Laser
Grapevine, TX
For more info click here

Now that metal additive manufacturing (AM) is creating fully functional industrial parts, many OEMs are...

Briefs: Test & Measurement

Devices for manipulating fluids on the microscale have been developed to store, hold, and manipulate small amounts of fluids, and have been applied to the detection of analytes in sample...

Articles: Sensors/Data Acquisition

ANAHEIM, CA. During this year’s SPIE Defense + Commercial Sensing 2017 conference, panelists from industry, academia, and government demonstrated how miniaturized sensing platforms, and the...

Briefs: Manufacturing & Prototyping
Positioning Stage

Assembly of optic-electronic devices requires precision alignment of optical fibers with lasers or sensors, and then bonding. A worker looking through a microscope at the end of a fiber conventionally executes this precision alignment and bonding process.

Briefs: Photonics/Optics
Development of a Sodium LiDAR for Spaceborne Missions

Laser and electro-optic technologies are under development to remotely measure sodium (Na) by adapting existing LiDAR technology with spaceflight heritage. The developed instrumentation will serve as the core for planning a heliophysics mission targeted to study the composition and dynamics...

Briefs: Test & Measurement

NASA's Langley Research Center has developed a photo-acoustic sensing-based laser vibrometer for the measurement of ambient chemical species. The technology allows for detection of sub-part-per-billion (ppb)...

Briefs: Software
RAYGUN Fast Generic Geometry Raycasting Tool

When performing spacecraft simulations, developers sometimes need to feed the simulation with a distance between two objects along a certain direction vector. For example, if a spacecraft is approaching an asteroid and needs to simulate a laser rangefinder, the simulation would need to detect what...

Technology Leaders: Photonics/Optics

Sensor: “A device that detects or measures a physical property and records, indicates, or otherwise responds to it.” A sensor is a device that detects a physical...

Briefs: Aerospace
Development of Sodium Lidar for Spaceborne Missions

The metal layers at mesospheric altitudes are excellent tracers of neutral atmosphere dynamics, and have been used since the 1960s to study the chemistry and dynamics of the mesosphere. Ablation from meteors is believed to be the chief source of metals such as Na, Mg, K, Fe, and Ca in the...

Articles: Imaging

The use of modern laser technology has become standard in industrial manufacturing thanks to its speed, accuracy and effectiveness. Lasers are used to engrave parts, electronic printed...

Articles: Imaging

Traditional imaging technologies have been used to investigate overall solar efficiency, but many of the methods only offer surface views. A new – and “exciting” – ultra-fast laser...

Technology Leaders: Photonics/Optics

Laser range-finding, or LIDAR, is a way of measuring distance, directly analogous to radar except using radiation in the near infrared range of the electromagnetic spectrum rather...

Briefs: Photonics/Optics
Partially Transparent Circular Mask to Suppress Narrowband Laser Light

The evolved Laser Interferometry Space Antenna (eLISA) is the implementation of the original Laser Interferometry Space Antenna (LISA) concept that will be proposed for the European Space Agency's (ESA) L.3 Cosmic Visions opportunity. The eLISA observatory uses lasers to...

Technology Leaders: Photonics/Optics

The standard way for spacecraft to communicate with teams on the ground has been to use radio waves. NASA, however, will test the use of lasers to increase data communication...