News: Green Design & Manufacturing

A team of researchers at MIT's SENSEable City Laboratory have developed Seaswarm, a robot that autonomously navigates the water’s surface and uses nanofibers to absorb 20 times...

Blog
NASA Wants You to Help Rock Space

If you're an astronaut, the last thing you need jarring you awake first thing in the morning out in space is a beeping alarm clock. So, since the Apollo days, NASA has chosen to get its astronauts moving with a wakeup song. Now NASA is giving you two chances to help select wakeup songs that will be played during...

News: Energy

The Department of Energy’s Geothermal Technologies Program recently announced a $15 million funding opportunity to research and develop innovative methods to extract heat from...

Question of the Week
Should the FDA approve genetically engineered salmon?

This week's Question of the Week concerns the issue of genetically engineered food. A firm in Waltham, MA, has developed a genetically modified salmon that grows during the winter as well as the summer, so it reaches an 8-pound market weight in 18 months instead of 36. Accomplished by...

Question of the Week
Should BP be permitted to continue to drill in the Gulf of Mexico?

This week's Question of the Week concerns the BP oil spill in the Gulf of Mexico. According to recent news reports, BP said they may drill a new well in the Macondo reservoir -- the source of one of the world's worst oil spills. Proponents believe that BP's earnings from drilling...

News: Green Design & Manufacturing

Innovative paving slabs that are coated in titanium dioxide nanoparticles can reduce the amount of nitrogen oxide in the air. Titanium dioxide is a photocatalyst; it uses sunlight to accelerate a naturally...

News: Energy

Starting in 2011, energy suppliers in Germany will be required to offer electricity at variable rates under the German Energy Act. A new energy management software platform will enable customers...

News: Green Design & Manufacturing

By producing biochar - a charcoal-like substance made from plants and other organic materials - up to 12 percent of the world's human-caused greenhouse gas emissions could be sustainably...

News: Green Design & Manufacturing

By planting switchgrass and using certain agronomic practices, farmers can significantly reduce the amount of nitrogen and nitrates that leach into the soil, according to Iowa State...

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...

Videos: Energy

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

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 Tech Needs

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

Articles: Test & Measurement

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...

Application Briefs: Communications
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: Imaging
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 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

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...

Briefs: Mechanical & Fluid Systems

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...

Briefs: Mechanical & Fluid Systems

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...

Videos