Keyword: Counterfeit parts

Articles: Communications
A cryptographic ID tag, a high-reliability NASA switch, and a stretchable thermoelectric generator...
Briefs: Imaging
Additive Manufacturing Unique Serialization

Current methods of identifying a unique part involve adding a unique serial number to the part. There are many reasons that manufactured parts receive a serial number. They enable traceability of a part throughout its lifecycle, and ensure the part is not a counterfeit; however, labels and stamped...

Application Briefs: Photonics/Optics

Counterfeit parts and materials pose a serious threat to the United States defense supply chain. The National Defense Authorization Act (NDAA) of 2012 (Section 818) laid out strict...

Products: Lighting

QuasarBrite™ UV LEDs from Lumex, Palatine, IL, are available in 385nm, 405nm, and 415nm wavelengths at 4-6mW in through-hole format. A robust TO-46 package with a glass lens provides a lifespan of more than 50,000 hours....

Briefs: Imaging
Hyperspectral Fluorescence and Reflectance Imaging Instrument

The system is a single hyperspectral imaging instrument that has the unique capability to acquire both fluorescence and reflectance high-spatial-resolution data that is inherently spatially and spectrally registered. Potential uses of this instrument include plant stress monitoring,...

Briefs: Physical Sciences

Vacuum apparatuses have been developed for increasing the range of elements that can be identified by use of x-ray fluorescent (XRF) scanners of the type mentioned in the two immediately preceding articles....

Briefs: Physical Sciences

Systems for identifying objects by means of x-ray fluorescence (XRF) of encased labeling elements have been developed. The XRF spectra of objects so labeled...

Briefs: Physical Sciences

A digital equivalent data system (DEDS) is a system for identifying objects by means of the x-ray fluorescence (XRF) spectra of labeling elements that are encased in or deposited on...

Briefs: Information Technology
Compressed Symbology — Making Its Mark at NASA

Compressed symbology is a product-identification method that was pioneered by NASA for tracking space-shuttle parts and is now being used to mark everything from groceries to automobile parts. Based on a system of two-dimensional marks applied to parts, compressed symbology was developed at NASA's...

Briefs: Photonics/Optics

Rapid technological progress, especially in computers, CCD technology, color printers and scanners makes forgery and counterfeit of identification documents such as credit cards, or...

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