Products: Imaging
Optical Zoom Module

New Scale Technologies, Victor, NY, offers the Squiggle optical zoom module for phone cameras that uses the patented SQUIGGLE motor. The module achieves lens travel greater than 4 mm with better than 10-micrometer...

Products: Imaging
CCD Imaging Camera

PerkinElmer Optoelectronics, Fremont, CA, has introduced the MultiBlueTM CCD camera, a multi-purpose imaging camera that features a modular design that provides OEMs with a choice of imagers that can be...

An electrochemical cell for making corrosion measurements has been designed to prevent or reduce crevice corrosion, which is a common source of error in prior such cells. In a typical...

Products
EZ-ZONE™ ST

Watlow, St. Louis, MO, has introduced the EZ-ZONE™ ST integrated control loop that integrates temperature control, power control, safety shutdown, and power disconnect in a single package. The system features a PID...

Using high-tech remote sensing methods, a collection of artifacts has been unearthed at Stennis Space Center near Bay St. Louis, MS. The objects uncovered during...

Advanced Automotive Manikin
(ADAM) human physiological model
National Renewable Energy Laboratory
Golden, CO
303-275-3000
www.nrel.gov
Application Briefs: Imaging
Deformable Mirror to be Used in Space

Micromachined deformable mirror (DM)
Boston Micromachines Corp.
Watertown, MA
617-926-4178
www.bostonmicromachines.com
Articles
Reduce Your Product Launch Time With "Lean" Principles

The Business Briefs series of articles takes you through the basics of developing and presenting a design idea, obtaining funding, protecting and licensing your intellectual property, and getting your ideas to market. This month, learn how Lean Product Development and Marketing can help...

Briefs: Electronics & Computers
Lightweight Electronic Camera for Research on Clouds

"Micro-CPI" (wherein "CPI" signifies "cloud-particle imager") is the name of a small, lightweight electronic camera that has been proposed for use in research on clouds. The Micro-CPI would be incorporated into a small autonomous or remotely piloted airplane of a type that is now used in...

An improved method of estimating the signal-to-noise ratio (SNR) of a phase-shift keying (PSK) communication link is founded on a rigorous statistical analysis of the input to, and the...

Briefs: Electronics & Computers
Pilot Weather Advisor System Nears Realtime

The Pilot Weather Advisor (PWA) system is an automated satellite radio-broadcasting system that provides nearly realtime weather data to pilots of aircraft in flight anywhere in the continental United States. The system was designed to enhance safety in two distinct ways: First, the automated receipt...

Briefs: Electronics & Computers
T-Shaped Emitter Metal Structures for HBTs

Metal emitter structures in a class of developmental InP-based high-speed heterojunction bipolar transistors (HBTs) have been redesigned to have Tshaped cross sections. More precisely, the modified...

Briefs: Electronics & Computers
EMI Filters for Low-Temperature Applications

Filters that suppress electromagnetic interference (EMI) on signal cables connected to cryogenic electronic equipment can be made from cores consisting of high-permeability materials. The basic...

A proposed Ka-band transmitting/ receiving system would embody a unique combination of established and semi-proven design features. Although this system is intended primarily for...

Briefs: Manufacturing & Prototyping
Repairing Chipped Silicide Coatings on Refractory Metal Substrates

The space shuttle orbiter's reaction control system (RCS) is a series of small thrusters that use hypergolic fuels to orient the orbiter in space. The RCS thrusters are constructed from a special niobium-based alloy — the C-103. This alloy retains excellent mechanical...

Briefs: Manufacturing & Prototyping
Simplified Fabrication of Helical Copper Antennas

A simplified technique has been devised for fabricating helical antennas for use in experiments on radio-frequency generation and acceleration of plasmas. These antennas are typically made of copper (for electrical conductivity) and must have a specific helical shape and precise diameter.

Briefs: Semiconductors & ICs
Waveguide Power-Amplifier Module for 80 to 150 GHz

A waveguide power-amplifier module capable of operating over the frequency range from 80 to 150 GHz has been constructed. The module comprises a previously reported power amplifier packaged in a waveguide housing that is compatible with WR-8 waveguides. (WR-8 is a standard waveguide size for the...

An alternative design for dielectric optical microresonators and a relatively simple process to fabricate them have been proposed. The proposed microresonators would exploit the same...

In one of several alternative approaches to the design and fabrication of a "whispering-gallery" optical microresonator of high resonance quality (high Q), the index of...

Briefs: Physical Sciences
Graded-Index “Whispering-Gallery” Optical Microresonators

Graded-index-of- refraction dielectric optical microresonators have been proposed as a superior alternative to prior dielectric optical microresonators, which include microspheres (described in several prior NASA Tech Briefs articles) and microtori wherein electromagnetic waves...

A class of thermally stable piezoelectric and pyroelectric polymers, and an improved method of making them, have been invented. These polymers can be used as substrates for a wide...

Briefs: Materials
Combustion Synthesis of Ca₃(PO₄)₂ Net-Shape Surgical Implants

ASelf-propagating high-temperature combustion synthesis (SHS) is the basis of a method of making components of porous tricalcium phosphate [Ca3(PO4)2] and related compounds in net sizes and shapes for use as surgical implants that are compatible...

Briefs: Software
Robust Control for the Mercury Laser Altimeter

Mercury Laser Altimeter Science Algorithms is a software system for controlling the laser altimeter aboard the Messenger spacecraft, which is to enter into orbit about Mercury in 2011. The software will control the altimeter by dynamically modifying hardware inputs for gain, threshold, channel-...

Briefs: Software
DAVE-ML Utility Programs

DAVEtools is a set of Java archives (*.jar files) that embodies tools for manipulating flight-dynamics models that have been encoded in dynamic aerospace vehicle exchange markup language (DAVE-ML). [DAVE-ML is an application program, written in Extensible Markup Language (XML), for encoding complete computational models...

Briefs: Software
Software for Alignment of Segments of a Telescope Mirror

The Segment Alignment Maintenance System (SAMS) software is designed to maintain the overall focus and figure of the large segmented primary mirror of the Hobby-Eberly Telescope. This software reads measurements made by sensors attached to the segments of the primary mirror and from these...

Briefs: Software
Simulation of Dropping of Cargo With Parachutes

Decelerator System Simulation (DSS) is a computer program for predicting and analyzing the dynamics of a load of cargo dropped with parachutes from an aircraft. A DSS simulation runs from the first motion in the aircraft until the payload reaches the ground. Intended for use in support of airdrop...

Briefs: Software
Aspect-Oriented Subprogram Synthesizes UML Sequence Diagrams

The Rational Sequence computer program described in the immediately preceding article includes a subprogram that utilizes the capability for aspect-oriented programming when that capability is present. This subprogram is denoted the Rational Sequence (AspectJ) component because it uses...

Briefs: Software
Program Synthesizes UML Sequence Diagrams

A computer program called "Rational Sequence" generates Universal Modeling Language (UML) sequence diagrams of a target Java program running on a Java virtual machine (JVM). Rational Sequence thereby performs a reverse engineering function that aids in the design documentation of the target Java program....

Briefs: Software
Updated Computational Model of Cosmic Rays Near Earth

An updated computational model of the galactic-cosmic-ray (GCR) environment in the vicinity of the Earth, Earth's Moon, and Mars has been developed, and updated software has been developed to implement the updated model. The GCR model and software in their original forms, developed during the...

Webcasts

On-Demand Webinars: Electronics & Computers

Vehicle Electrification

Upcoming Webinars: Sensors/Data Acquisition

The Evolution of SOSA

Upcoming Webinars: Automotive

Next-Gen Vehicle Architectures and the Role of HPCs

Tech Talks: Medical

Testing Home Healthcare Medical Devices

Upcoming Webinars: Software

Accelerating Pre-Silicon Software Development with Next-Gen...

Upcoming Webinars: Software

Balancing Vehicle Comfort and Performance with Simulation-Driven...

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