Briefs: Imaging
Stereoscopic Imaging in Hypersonic Boundary Layers Using Planar Laser-Induced Fluorescence

Stereoscopic time-resolved visualization of three-dimensional structures in a hypersonic flow was performed for the first time in NASA Langley Research Center’s 31-inch Mach 10 Air Tunnel. Nitric oxide (NO) was seeded into hypersonic boundary layer flows...

During instrument flight training, the pilot must have his/her view through the aircraft windscreen restricted to simulate low-visibility conditions while permitting the pilot to view...

Briefs: Test & Measurement
Method for Ground-to-Satellite Laser Calibration System

NASA’s Langley Research Center has developed the Ground-to-Space Laser Calibration (GSLC) system concept for calibrating Earth observing sensors measuring reflected radiance. GSLC is capable of calibrating sensitivity to polarization, degradation of optics, and response to stray light of...

NASA’s Langley Research Center has developed a new Non-Destructive Testing (NDT) method for identifying and characterizing hidden damage in composite materials. The new technique requires...

NASA’s Langley Research Center researchers developed DAMAS using an iterative algorithm to deconvolute noise signals, allowing for more...

NASA’s Goddard Space Flight Center has developed a high-precision electric gate (HPEG) time-of-flight (TOF) mass spectrometer to study the magnetosphere of Jupiter...

Briefs: Test & Measurement
Method of Adjusting Acoustic Impedances for Impedance-Tunable Acoustic Segments

NASA’s Langley Research Center researchers have developed an adaptive noise-reduction system that optimizes impedance in an aircraft engine. Aerospace and automotive engineers can take advantage of this innovative system that offers a superior approach to noise...

Briefs: Test & Measurement
Nanostructure Neutron Converter Layer Development

NASA’s Langley Research Center has developed a nanostructure neutron converter layer that can be used for neutron detection. Neutron radiation is a significant risk in long-duration spaceflight and is also a risk in commercial aviation and nuclear reactors. This invention provides for more...

Briefs: Test & Measurement
Mars Science Laboratory ChemCam Sun Safety

The Mars Science Laboratory (MSL) ChemCam instrument can be damaged when the Sun enters or passes through its field of view (FOV). There is no Sun cover, yet other instruments mounted with boresights pointing in the same direction must observe the Sun for scientific observations and for attitude...

In collaboration with the State University of New York and the Naval Research Laboratory, NASA’s Marshall Space Flight Center is developing a hyperspectral estimator...

Briefs: Green Design & Manufacturing
Time-Shifted PN Codes for CW LIDAR, RADAR, and SONAR

NASA’s Langley Research Center has developed a waveform processing technique to eliminate signal noise resulting from sources of interference (scatterers) that can degrade continuous...

Briefs: Green Design & Manufacturing
Data Informatics Infrastructure for the Megacities Carbon Project

With the goal of assessing the anthropogenic carbon-emission impact of urban centers on local and global climates, the Megacities Carbon Project has been building carbon-monitoring capabilities for the past two years around the Los Angeles metropolitan area as a pilot effort....

Briefs: Green Design & Manufacturing
Activated Metal Treatment System (AMTS) for Paints

The National Aeronautics and Space Administration (NASA) seeks partners interested in the commercial application of the Activated Metal Treatment System (AMTS) for treating polychlorinated...

Briefs: Green Design & Manufacturing
Airborne Elastic Backscatter and Raman Polychromator for Ash Detection

Volcanic ash is a significant hazard to aircraft engines and electronics. It has caused damage to unwary aircraft and disrupted air travel for thousands of travelers, costing millions of dollars. The small, jagged fragments of rocks, minerals, and volcanic glass that...

Thanks to advancements developed by NASA, today’s aviation industry is better equipped than ever to safely and efficiently transport passengers to their destinations. In fact, every U.S. aircraft and...

The U.S. has an incredibly safe aviation system, partly because safety concerns are identified and corrected before they become real problems. NASA’s Aviation Safety Reporting System (ASRS) is...

In 2007, when the Department of Homeland Security (DHS) issued a call for a sensor that could equip a smartphone with the ability to detect dangerous gases and chemicals, Ames Research...

Imagine coming home and dropping your phone, laptop, and Bluetooth® headset on your kitchen table so that they all recharge simultaneously. What if you could drive your electric...

As engineers design new weapons or modify existing ones, reducing time and money on development can be critical in providing soldiers with improved weapons without undue delay. A new sight may be planned for...

Articles: Materials
Simulating Material Migration

Accurately tracking and predicting the subsurface migration of specific materials over time and over multiple phases is critical to efficient and effective strategy development and deployment in a growing number...

Cars contain numerous filters for air, fuel, and oil. Those who develop these filters are confronted with many requirements. The products must withstand intense temperature fluctuations and vibrations,...

Articles: Manufacturing & Prototyping
Designing for 3D Printing

3D printing has progressed over the past decade to include multimaterial fabrication, enabling production of powerful, functional objects. While many advances have been made, it still has been difficult for...

Imagine if every police car, bus, and garbage truck gathered important infrastructure data as they made their usual routes through the city.

In different field tests around the...

A fairly new biomedical imaging modality, optoacoustic imaging is based on the use of laser-generated ultrasound. According to the National Center for Biotechnology...

There are many ways to manufacture an optic depending on the complexity of the component and the application. From choosing the best substrate, to detailing the numerous...

Application Briefs: Software
Making VR a NASA Reality

NASA researchers want to prove that a virtual reality headset like the Oculus Rift is not just a toy. Josh Kinne, a deputy project manager at NASA Langley Research Center, sees a future role for virtual and augmented...

Articles: Photonics/Optics
SPIE Photonics West 2017 Preview

The SPIE Photonics West 2017 technical conference and exhibition returns to The Moscone Center in San Francisco, January 28 through February 2, offering attendees the opportunity to explore the latest...

Podcasts
Branimir Blagojevic, Technologist, Goddard Space Flight Center, Greenbelt, MD

During his time with former employer Science and Engineering Services, LLC, Branimir Blagojevic helped build a remote-sensing device that detected biological agents. Blagojevic currently leads the development of the Bio-Indicator Lidar Instrument (BILI), a device that...

Articles: Semiconductors & ICs
CMOS Sensors Enable Phone Cameras, HD Video
NASA Technology

“People told me, ‘You’re an idiot to work on this,’” Eric Fossum recalls of his early experiments with what was at the time an alternate form of digital image sensor at...

Question of the Week
Will Self-Erasing Chips Catch On?

Videos