Quality, Reliability, and Durability

Quality assurance

Stories

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Briefs: Mechanical & Fluid Systems
This system provides low-cost monitoring for machine health with audio-based artificial intelligence.
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Briefs: Imaging
The software assesses the quality of parts in real time, without the need for expensive characterization equipment.
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Application Briefs: Electronics & Computers
There are few industries where the demands for material testing and quality assurance are more challenging than in the aerospace industry. Ensuring the safety of all...
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Briefs: Photonics/Optics
Researchers at NASA's Armstrong Flight Research Center (AFRC) have been developing a fiber optic sensing system (FOSS) that represents a major breakthrough in...
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Application Briefs: Motion Control
The launch, landing, and overall mission of NASA’s Mars Science Laboratory (MSL) is arguably one of the most daring — and successful — space exploration endeavors ever...
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Application Briefs: Photonics/Optics
Introduced in 2010, CoaXPress (CXP) has become a leading standard for high-end machine vision, as well as life sciences, security, and defense applications. The CXP standard...
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Briefs: Test & Measurement
An arson investigation typically requires collecting one or two liters of ashes and debris from various locations within a fire scene in metal cans similar to those used for paint, and sending...
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Application Briefs: Photonics/Optics
When you buy a new car, you can choose from a wide range of exterior and interior features, transmission and dynamics, and safety bundles, to configure your individual vehicle. From the point of view...
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Briefs: Mechanical & Fluid Systems
This technology is a low-cost RFID-based torque and tension sensor for high-performance fasteners, such as bolts, that are used in sophisticated high-tech equipment and systems. It offers the...
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Briefs: Information Technology
Build, Assemble, Test (BAT) Planning and Execution Resources Application
BAT is a Web-based application used for the assembly and inspection of critical flight and associated ground support hardware for JPL missions that are developed in-house. It is used to capture and communicate data that is unique to a part or assembly that cannot be captured...
Articles: Sensors/Data Acquisition
While charge-coupled device (CCD) and complementary metal-oxide semiconductor (CMOS) sensors perform similar functions — collecting light (photons) and converting those into...
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Articles: Lighting
LED tube lights, designed as replacements for T8/T10/T12 fluorescent bulbs, represent a significant portion of the growing commercial LED lighting market. According to the United States Department...
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Briefs: Manufacturing & Prototyping
Development of a Centrifugal Technique for the Microbial Bioburden Analysis of Freon (CFC-11)
NASA Procedural Requirement 8020.12C entitled “Planetary Protection Provisions for Robotic Extraterrestrial Missions” states that the source-specific encapsulated microbial density for encapsulated organisms (div(0)) in nonmetallic materials ranges...
Briefs: Software
Extended Testability Analysis Tool
The Extended Testability Analysis (ETA) Tool is a software application that supports fault management (FM) by performing testability analyses on the fault propagation model of a given system. Fault management includes the prevention of faults through robust design margins and quality assurance methods, or the...
Briefs: Medical
Purifying, Separating, and Concentrating Cells From a Sample Low in Biomass
Frequently there is an inability to process and analyze samples of low biomass due to limiting amounts of relevant biomaterial in the sample. Furthermore, molecular biological protocols geared towards increasing the density of recovered cells and biomolecules of interest,...
Application Briefs: Robotics, Automation & Control
At its location in Recklinghausen, Germany, EDAG-Prüftechnik has offered comprehensive services in the conception, development, construction, and assembly of test benches for over...
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Articles: Transportation
Polcak is a civil engineer by training and acoustical/noise control engineer by practice. He deals with transportation noise analysis and mitigation. Polcak's...
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Articles: Electronics & Computers
Safety-critical development standards, such as DO-1781, have been very successful in guiding the production of reliable software. These standards assist developers in applying good software...
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Briefs: Software
The Department of Energy’s (DOE) Oak Ridge National Laboratory (ORNL) High Flux Isotope Reactor (HFIR) is the highest- flux reactor-based source of neutrons for condensed-matter...
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Application Briefs: Imaging
A focal plane array designed for the Missile Defense Agency’s (MDA) Exoatmospheric Kill Vehicle has helped a scientist see farther into the infrared spectrum. National Institutes...
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Articles: Manufacturing & Prototyping
The 2007 NASA Tech Briefs (NTB) and Photonics Tech Briefs (PTB) Readers’ Choice Product of the Year Awards were presented recently by the editors of NTB and PTB at an awards dinner...
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Application Briefs: Motion Control
Traditionally, once they are shaped, but before they are mounted, diamonds are rated by the “4 Cs” — clarity, color, carat, and cut. Modern gemology, however, grades finished diamonds by a more...
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Application Briefs: Imaging
Automotive production plants continually face two common problems in the application of coatings: imperfect coverage and contaminants. Thermal vision systems provide a solution.
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Briefs: Software
AIRSAR Web-Based Data Processing
The AIRSAR automated, Web-based data processing and distribution system is an integrated, end-to-end synthetic aperture radar (SAR) processing system. Designed to function under limited resources and rigorous demands, AIRSAR eliminates operational errors and provides for paperless archiving. Also, it provides a...
Articles: Photonics/Optics
Optical scanners, or servo-controlled, limited-rotation motors with laser-beam steering mirrors, were first introduced 40 years ago by General Scanning. Since then, they have...
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Application Briefs: Electronics & Computers
Design engineers soon will need to bridge the growing gap between hardware reality and software capabilities in the high-performance computing (HPC) realm as the use of multicore microprocessors grows. If...
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Briefs: Information Technology
The Aviation Safety Monitoring and Modeling (ASMM) Project of NASA’s Aviation Safety program is cultivating sources of data and developing automated computer hardware and software to facilitate...
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Application Briefs: Software
ProductCenter™ product lifecycle management (PLM) software SofTech Tewksbury, MA 978-640-6222 www.softech.com
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Application Briefs: Software
ProductCenter™ product lifecycle management (PLM) software SofTech Tewksbury, MA 978-640-6222 www.softech.com
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