Keyword: Technical review

Technology Leaders: Imaging

By detecting very subtle temperature differences of everything in view, infrared technology reveals what otherwise would be invisible to the naked eye.

Briefs: Green Design & Manufacturing
Vulnerability Assessment Tool

Malawi has not been spared from the severe impacts of climate change. In the past two decades, Malawi has experienced a number of adverse climatic hazards, the most serious being dry spells, seasonal droughts, intense and unpredictable rainfall, riverine floods, and flash floods. Some of these, especially droughts...

Briefs: Materials

CHIEFS (Convective Heating Im provement for Emergency Fire Shelters) is being developed by NASA’s Langley Research Center to potentially improve the performance of...

Articles: Manufacturing & Prototyping

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...

Articles: Photonics/Optics

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

Briefs: Electronics & Computers

NASA technologists have developed a novel, superconducting transition edge sensor (TES). Such TES devices are thermometers that are widely used for...

Briefs: Software
Detection and Characterization of Recurring Slope Lineae

Recurring Slope Lineae (RSL) are low-albedo features that appear and disappear seasonally on Martian slopes. They provide distinct surface markers that are thought to result from the activity of subsurface water. Reliable characterizations of RSL activity are needed to test this...

Briefs: Software
Hammer 1.0

Many software applications have scripting needs including those based on the Goddard Mission Services Evolution Center (GMSEC) framework. In GMSEC, a user may want to automate the actions to take when a sequence of events occurs. Ideally, the scripting solution should allow the use of a familiar programming language and avoid...

Articles: Information Technology

Network-connected devices provide many opportunities to improve and enrich people’s lives, but the “Internet of Things” has a range of definitions. A consumer’s experience with the “IoT” may be...

Briefs: Aerospace
System and Method for Aiding Pilot Preview, Rehearsal, Review, and Real-Time Visual Acquisition of Flight Mission Progress

NASA’s Langley Research Center has developed a synthetic 3D visualization flight display that presents flight data information in an intuitive way using 3D computer graphic capabilities. The flight crew can preview and...

Briefs: Mechanical & Fluid Systems

NASA’s Langley Research Center has developed three techniques and systems to calibrate and validate...

Articles: Photonics/Optics

The Near-Earth Object Camera (NEOCam) is part of a proposed NASA mission to find potentially hazardous asteroids. In a Q&A with Photonics & Imaging Technology, NEOCam principal...

Briefs: RF & Microwave Electronics
V-FASTR Radio Transient Classifier

The V-FASTR (VLBA Fast Transient Experiment) system was motivated by the desire to monitor the radio sky for interesting transient events. To be confident that no interesting extragalactic event is missed, every VFASTR candidate requires human review and evaluation. Candidates consist of pulsar pulses, spurious...

Briefs: Information Technology
Mixed-Integer Convex Programming Algorithm for Constrained Attitude Guidance

A general problem in spaceflight since its beginning is attitude guidance: how to turn a spacecraft — also called a slew — so as to point science instruments at their targets. The slew must be done while avoiding pointing sensitive science instruments (e.g., a...

Articles: Test & Measurement

The ongoing challenge for today’s semiconductor test engineers is to identify and create new test solutions that can offer significantly lower test costs as well as address the...

Briefs: Communications

CubeSats provide the ability to conduct relatively inexpensive space missions. Over the past several years, technology and launch opportunities for CubeSats have exploded, enabling a wide variety...

Briefs: Imaging
SCaN Optical Link Assessment Tool Version 2

In response to the requirements of the Space-Based Relay Study (SBRS) undertaken by NASA in 2013, as well as the Integrated Radio and Optical Communications (iROC) project being conducted by NASA Glenn Research Center (GRC) beginning in 2012, a calculation procedure was required to rapidly assess the...

Briefs: Medical
Ultrasound Competence Test Metrics

Diagnostic medical ultrasound requires psychomotor skill in image acquisition and cognitive skill in image interpretation. There is a lack of an objective, quantitative, and standardized method to assess psychomotor skill. In traditional radiology and cardiology training programs, physicians are certified based...

Articles: Aerospace
SVANTE LITTMARCK
President and CEO
COMSOL, Inc.
Burlington, MA
www.comsol.com

With the birth some 50 years ago of computers based on integrated circuits and semiconductors, engineers...

Articles: Information Technology
ALEX IUORIO
Senior Vice President, Supplier
Management and Business Development
Avnet Electronics Marketing Americas
Phoenix, AZ
www.em.avnet.com

In a 1926 interview,...

Articles: Aerospace
DR. JAMES TRUCHARD
President, CEO, and Co-Founder
National Instruments
Austin, TX
www.ni.com

The world of technology has moved to software — it started in the PC...

Articles: Robotics, Automation & Control
CHETAN KAPOOR
Senior Director of Technology Innovation
Yaskawa America, Motoman Robotics Division
Miamisburg, OH
www.motoman.com

Programmable machines are increasingly joining the...

Articles: Aerospace
JAY ALEXANDER
Chief Technology Officer
Keysight Technologies, Inc.
Santa Rosa, CA
www.keysight.com

To travel back 40 years in test and measurement, I reached for the paper...

Briefs: Electronics & Computers
cFE/CFS Evolution for Multicore Platforms

This effort ports the Core Flight Executive (cFE)/Core Flight System (CFS) flight software architecture to multicore processor platforms, and provides mission developers with a common, flightready, flexible software environment that supports single, multi-processor, and multicore systems. Currently the...

Briefs: Medical
Bayesian Sleep Fusion

To ensure mission success, astronauts must maintain a high level of performance, even when work-rest schedules result in chronic sleep restriction and circadian misalignment, both of which can contribute to fatigue and performance deficits unless effective countermeasures are used. The overarching goal of this project is to...

Briefs: Information Technology
Using a Moderate Ionospheric Storm Detector to Improve WAAS Availability

The Wide Area Augmentation System (WAAS) broadcasts information that allows users to bound the positioning error that arises from ionospheric delay of signals emitted by Global Positioning System satellites. A critical objective of WAAS is to make ionospheric grid delays...

Briefs: Imaging
Spinal Ultrasound Just-in-Time Training Tool

Back pain and injury are recognized risks that can affect the well-being and performance of crewmembers during missions, as well as their long-term health. Spine elongation is a documented effect of microgravity, back pain is a common occurrence in early flight, and the post-flight incidence of spinal...

Briefs: Communications
SCaN Optical Link Budget Tool

In response to the requirements of the Space-Based Relay Study (SBRS) undertaken by NASA in 2013, as well as the Integrated Radio and Optical Communications (iROC) project being conducted by NASA Glenn Research Center (GRC) beginning in 2012, a calculation procedure was required to rapidly assess the operation of...

Articles: Imaging

Using a method known as ultrafast electron diffraction (UED), a scientific instrument at the Department of Energy’s SLAC National Accelerator...