Question of the Week
With the prevalence of e-readers, will e-books eventually replace printed books?

This week's Question of the Week concerns the battle between digital volumes and their printed counterparts. From Amazon's Kindle and Apple's iPad to Sony's e-Reader and Barnes & Noble's Nook, digital reading is obviously here to stay. This is especially true...

Stanford engineers have discovered a process called photon enhanced thermionic emission (PETE) that simultaneously combines the light and heat of solar radiation to generate electricity, and...

Question of the Week
Is WikiLeaks a threat to national security?

This week's question concerns the recent story about the nearly 92,000 classified U.S. Military documents leaked by the Web site WikiLeaks.org. The organization's Web site claims, "We believe that transparency in government activities leads to reduced corruption, better government, and stronger...

Products
LGR-5320

Measurement Computing Corp., Norton, MA, has introduced the LGR-5320 series of standalone, multifunction data acquisition loggers. The devices enable users to collect high-speed correlated analog and digital data without a computer....

Tech Needs
Carbon-Based Nanotubes that Scale with Better Conductivity

A company seeks carbon nanotubes for conductive applications that, polymerized in bulk, can offer better conductivity than carbon materials in use today, and which are lighter in weight than current non-carbon conductors. The nanotubes should have conductivity approaching that of copper...

Tech Needs
System for Qualitative Analysis of Microorganisms

A company is seeking a system or method for qualitative analysis of microorganisms that can then classify them according to their taxonomy, thus identifying them. The company needs to formulate a new, single, robust assay that classifies a microorganism if known, and if unknown by the assay,...

Techs for License
Pre-Stressed Composite Riser Tubes Transfer Loads to Metal Fittings

This technology mates load-bearing composite tubes to the metal fittings that support them, thus allowing composites to be used in applications currently requiring steel risers. The composites are geometrically pre-stressed during construction and mated to their metal fittings...

Techs for License
Dust-Free Aerogel Insulation Works in Tight Spaces and Extreme Conditions

Most insulating applications block additional heat transfer by adding more insulation. This thin, flexible, aerogel-based thermal insulation is available in thicknesses from 0.25 to 1 mm, and achieves a thermal conductivity in the range of 15-20 milliWatts/meter-Kelvin...

NASA coats metallic structures and ground support equipment to guard against the adverse effects of corrosion and to ensure they meet or exceed intended...

Multi-paction effects can impact microwave components in high-power satellite communications (sat-com) systems. The nonlinear break-down-voltage phenomenon occurs in high-vacuum environments...

DICES Subsystem Multiplexer (Sub-MUX) communications equipment
Quintron Systems
Santa Maria, CA
805-928-4343
www.quintron.com

NASA is installing Quintron’s...

Application Briefs: Sensors/Data Acquisition
Imaging Sensors Examine Evolution of Solar Activity and Space Weather
e2v CCD203-82 charge-coupled device sensors
e2v Technologies
Essex, United Kingdom
+44 (0)1245 493493
www.e2v.com

Six Charge-Coupled Device (CCD)...

Briefs: Mechanical & Fluid Systems
Sprag Handle Wrenches

Sprag handle wrenches have been proposed for general applications in which conventional pawl-and-ratchet wrenches and sprag and cam “clickless” wrenches are now used. Sprag handle wrenches are so named because they...

Briefs: Mechanical & Fluid Systems
Inline Electrical Connector Mate/Demate Pliers

Military and aerospace industries use Mil-Spec type electrical connections on bulkhead panels that require inline access for mate and demate operations. These connectors are usually in tight...

A specially configured seal system (see figure) has been developed and produced that provides a barrier to gas leakage between a pressurized module and its external...

Briefs: Mechanical & Fluid Systems
Locking Nut With Stress-Distributing Insert

An improved locking nut comprises (1) an internally threaded shell, partly resembling a conventional nut, that can be engaged by a wrench or other tool, and (2) an internally and externally threaded insert that engages the threads of the shell and a bolt. Whereas some prior locking nuts are plated over...

Briefs: Mechanical & Fluid Systems
Adaptable Holders for Arc-Jet Screening Candidate Thermal Protection System Repair Materials

Reusable holders have been devised for evaluating high-temperature, plasma-resistant re-entry materials, especially fabrics. Typical material samples tested support thermal-protection-system damage repair requiring evaluation prior to re-entry into...

Recent experiments with a flextensional piezoelectric actuator have led to the development of a sampler with a bit that is designed to produce and capture a full set of sample...

Briefs: Electronics & Computers
Digitally Controlled Slot Coupled Patch Array

A four-element array conformed to a singly curved conducting surface has been demonstrated to provide 2 dB axial ratio of 14 percent, while maintaining VSWR (voltage standing wave ratio) of 2:1 and gain of 13 dBiC. The array is digitally controlled and can be scanned with the LMS Adaptive Algorithm...

Briefs: Electronics & Computers
Reconfigurable Robust Routing for Mobile Outreach Network

The Reconfigurable Robust Routing for Mobile Outreach Network (R3MOON) provides advanced communications networking technologies suitable for the lunar surface environment and applications. The R3MOON technology is based on a detailed concept of operations tailored for lunar surface...

Briefs: Electronics & Computers
Reconfigurable Fault Tolerance for FPGAs

The invention allows a field-programmable gate array (FPGA) or similar device to be efficiently reconfigured in whole or in part to provide higher capacity, non-redundant operation. The redundant device consists of functional units such as adders or multipliers, configuration memory for the functional...

Briefs: Electronics & Computers
Fiber-Scanned Microdisplays

Helmet- and head-mounted display systems, denoted fiber-scanned micro-displays, have been proposed to provide information in an “augmented reality” format (meaning that the information would be optically overlaid on the user’s field of view). A system of this type would include laser diodes feeding light into...

Briefs: Software
MIRO Computational Model

A computational model calculates the excitation of water rotational levels and emission-line spectra in a cometary coma with applications for the Microwave Instrument for Rosetta Orbiter (MIRO). MIRO is a millimeter-submillimeter spectrometer that will be used to study the nature of cometary nuclei, the physical...

Briefs: Software
Team Collaboration Software

The Ground Resource Allocation and Planning Environment (GRAPE 1.0) is a Web-based, collaborative team environment based on the Microsoft SharePoint platform, which provides Deep Space Network (DSN) resource planners’ tools and services for sharing information and performing analysis. The foundation platform for...

Briefs: Software
Comet Gas and Dust Dynamics Modeling

This software models the gas and dust dynamics of comet coma (the head region of a comet) in order to support the Microwave Instrument for Rosetta Orbiter (MIRO) project. MIRO will study the evolution of the comet

67P/Churyumov-Gerasimenko’s coma system. The instrument will measure surface...

Briefs: Software
Online Planning Algorithm

AVA v2 software selects goals for execution from a set of goals that oversubscribe shared resources. The term “goal” refers to a science or engineering request to execute a possibly complex command sequence, such as image targets or ground-station downlinks.

Briefs: Software
AutoGNC Testbed

A simulation testbed architecture was developed and implemented for the integration, test, and development of a TRL-6 flight software set called AutoGNC. The AutoGNC software will combine the TRL-9 Deep Impact AutoNAV flight software suite, the TRL-9 Virtual Machine Language (VML) executive, and the TRL-3 G-REX guidance,...

Briefs: Software
Optical Imaging and Radiometric Modeling and Simulation

OPTOOL software is a general-purpose optical systems analysis tool that was developed to offer a solution to problems associated with computational programs written for the James Webb Space Telescope optical system. It integrates existing routines into coherent processes, and provides a...

Briefs: Manufacturing & Prototyping
Nearly Seamless Vacuum-Insulated Boxes

A design concept, and a fabrication process that would implement the design concept, have been proposed for nearly seamless vacuum-insulated boxes that could be the main structural components of a variety of controlled-temperature containers, including common household refrigerators and insulating...

Webcasts

Upcoming Webinars: Automotive

Reducing the Cost of Quality in Automotive BiW

Upcoming Webinars: Automotive

Electric-Vehicle Transmission Development Priorities

Upcoming Webinars: Sensors/Data Acquisition

The Critical Role of Fiber Optic Temperature Sensors in Medical...

Upcoming Webinars: Manufacturing & Prototyping

Zinc Die Casting Concepts to Achieve Precision, Performance, and...

Upcoming Webinars: Test & Measurement

Radar Measurements: Triggering, Analysis, and Generation

Upcoming Webinars: Materials

Designing with Silicone for Space

Videos