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Briefs: Imaging
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...
Briefs: Materials
By binding photosensitive dyes to common plastic membranes and adding water, chemists have made a new type of solar power generator. The device is similar to familiar silicon...
Briefs: Test & Measurement
Researchers at NASA's Armstrong Flight Research Center (AFRC) have been developing a fiber optic sensing system (FOSS) that represents a major breakthrough in...
Briefs: Energy
Most electronic devices have glass or plastic covers that protect against dust, moisture, and other environmental contaminants, but light reflection from these surfaces can make...
Briefs: Robotics, Automation & Control
Method and Associated Apparatus for Capturing, Servicing, and De-Orbiting Earth Satellites Using Robotics
Engineers at Goddard Space Flight Center have overcome limitations plaguing the satellite sector since its inception through the development of a robotic system allowing for the autonomous capture and servicing of in-orbit satellites. By...
Briefs: Photonics/Optics
Secure Optical Quantum Communications
NASA’s Glenn Research Center has developed a method of using entangled-photon pairs to produce highly secure mobile communications that require mere milliwatts of power. Conventional gas Argon-ion laser sources are too large, expensive, and power-intensive to use in portable applications. By contrast,...
Briefs: Photonics/Optics
Ultra-Sensitive Temperature Sensor
A temperature sensor with practically no effect at all on the temperature of the object measured has been created in the laboratory by researchers at the University of São Paulo (USP) and the University of Campinas (UNICAMP) and is awaiting a patent for commercial production.
Briefs: Electronics & Computers
In London's St. Paul's Cathedral, a whisper can be heard far across the circular whispering gallery as the sound curves around the walls. Now, an optical whispering gallery mode resonator developed by Penn...
Briefs: Sensors/Data Acquisition
A new approach to time-of-flight imaging that increases its depth resolution 1,000-fold has been presented by the MIT Camera Culture group. That type of resolution could make...
Briefs: Imaging
Researchers have found a versatile workaround to create chemical compounds that could prove useful for medical imaging and drug development. While studying chemical...
Briefs: Photonics/Optics
Terahertz radiation — the band of the electromagnetic spectrum between microwaves and visible light — has promising applications in medical and industrial imaging and chemical...
Briefs: Materials
High-speed images of a common laser-based metal 3D printing process, coupled with newly updated computer models, have revealed the mechanisms behind material redistribution, a phenomenon that...
Briefs: Energy
It's difficult to see the details of atomic and topographical changes that lead to battery failure. However a team of researchers developed a method to see reactions leading to a...
Briefs: RF & Microwave Electronics
NASA’s Marshall Space Flight Center is building a small CubeSat that uses an 85-m2 solar sail deployed from a central location to capture the push of photons from the Sun as...
Briefs: Mechanical & Fluid Systems
NASA is preparing for the next generation of CubeSats that are propelled and will make directional maneuvers. The new gimbal mount provides a seat for the motor, and controls the position of the thrusters...
Briefs: Materials
New graphene printing technology can produce electronic circuits that are low-cost, flexible, highly conductive, and water-repellent. Low-cost, inkjet-printed graphene can...
Briefs: Photonics/Optics
Optical Product and Document Security Method
An inexpensive security method for uniquely marking and identifying physical objects such as documents or labels has been developed. This technology uses the mixing of inks in numerous different ratios to print arbitrary marks on a given object. The ink mixture used in a printed mark produces a unique,...
Briefs: Photonics/Optics
A method was developed for concurrently measuring bending and twisting along an optical fiber using only the properties of light guided within the fiber. The method exploits polarization-dependent...
Briefs: Photonics/Optics
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 middle...
Briefs: Imaging
Time of flight is an approach that gauges distance by measuring the time it takes light projected into a scene to bounce back to a sensor. In time-of-flight imaging, a short burst of light is fired into...
Briefs: Photonics/Optics
Optical Method for Detecting Displacements and Strains at Ultra-High Temperatures During Thermo-Mechanical Testing
NASA's Langley Research Center has developed an optical method for detecting displacements and strains at ultra-high temperatures during thermo-mechanical testing. This innovation will provide displacement and strain measurements in...
Briefs: Photonics/Optics
Fourier Transform Spectrometer System
NASA's Langley Research Center and Science Applications International Corporation have developed a method of processing data from Fourier transform spectroscopy (FTS) measurements that improves upon existing methods. This method is simpler, more accurate, faster, and less expensive than previous methods. It...
Briefs: Photonics/Optics
New Optics See More with Less
NASA's Marshall Space Flight Center has developed a technology that combines a panoramic refracting optic (PRO) lens with a unique detection system to acquire a true 360-degree field of view. Although current imaging systems can acquire panoramic images, they must use up to five cameras to obtain the full field of...
Briefs: Photonics/Optics
Doctors currently rely on external ultrasound probes, combined with pre-operative imaging scans, to visualize soft tissue and organs during minimally invasive procedures, as the miniature surgical...
Briefs: Imaging
Researchers at MIT and several other institutions have developed a method for making photonic devices — similar to electronic devices but based on light rather than electricity —...
INSIDER: Sensors/Data Acquisition
A growing safety concern for pilots and aircraft passengers is laser strikes, or the aiming of high-power laser pointers at aircraft. To address the present lack of effective laser...
Briefs: Lighting
Spectral images, which contain more color information than is obtainable with a typical camera, reveal characteristics of tissue and other biological samples that can't be seen by the...
Briefs: Photonics/Optics
A transfer technique based on thin sacrificial layers of boron nitride could allow high-performance gallium nitride gas sensors to be grown on sapphire substrates and then...
Briefs: Photonics/Optics
A new form of compact cooling technology developed for space astronomy could pave the way for use of advanced superconducting detectors for better cancer treatments, driverless cars,...
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