Materials & Manufacturing

Topics:

Browse innovative developments in materials and manufacturing that significantly impact military, medical devices, automotive, and industrial manufacturing. Advances in plastics, metals, and composites are transforming 3D printing and rapid prototyping.

Briefs: Materials
Highly Stable and Active Catalyst for Sabatier Reactions

Highly active Ru/TiO2 catalysts for Sabatier reaction have been developed. The catalysts have shown to be stable under repeated shutting down/startup conditions. When the Ru/TiO2 catalyst is coated on the engineered substrate FeCrAlY felt, activity enhancement is more...

Briefs: Materials

Polyoxyphenylene triazole sulfonic acid has been proposed as a basis for development of improved proton-conducting polymeric materials for solidelectrolyte membranes in hydrogen/air...

News: Lighting

University of Illinois researchers have developed a method to chemically etch patterned arrays in the semiconductor gallium arsenide - used in solar cells, lasers, light-emitting diodes (LEDs), field...

News: Energy

Water splitting in photo-electrochemical cells to yield hydrogen is a promising way to sustainable fuels. A team of Swiss and U.S. scientists have now made major progress in...

News: Lighting

A research team funded by the Air Force Office of Scientific Research has pioneered the use of micro-plasmas in a revolutionary approach to illumination, and doctors Gary Eden and...

News: Green Design & Manufacturing

Organic light-emitting diode (OLED)-based displays are used in cell phones, digital cameras, and other portable devices. But developing a lower-cost method for mass-producing...

News: Materials
Cloak Hides Underwater Objects from Sonar

University of Illinois researchers have demonstrated an acoustic cloak, a technology that renders underwater objects invisible to sonar and other ultrasound waves.

The cloak is made of metamaterial, a class of artificial materials that have enhanced properties as a result of their carefully engineered...

News: Materials

In order to lower energy costs, more and more homeowners are investing in insulation facades. But the typical insulation layers on the market have one drawback: they add bulk. The thick...

Briefs: Manufacturing & Prototyping
Cryo-Etched Black Silicon for Use as Optical Black

Stray light reflected from the surface of imaging spectrometer components — in particular, the spectrometer slit — degrade the image quality. A technique has been developed for rapid, uniform, and cost-effective black silicon formation based on inductively coupled plasma (ICP) etching at...

Briefs: Manufacturing & Prototyping
Correcting Thermal Deformations in an Active Composite Reflector

Large, high-precision composite reflectors for future space missions are costly to manufacture, and heavy. An active composite reflector capable of adjusting shape in situ to maintain required tolerances can be lighter and cheaper to manufacture.

Briefs: Manufacturing & Prototyping
Advanced CO₂ Removal and Reduction System

An advanced system for removing CO2 and H2O from cabin air, reducing the CO2, and returning the resulting O2 to the air is less massive than is a prior system that includes two assemblies — one for removal and one for reduction. Also, in this system, unlike...

Articles: Manufacturing & Prototyping
Vote for Product of the Year

Voting is officially open for the 2011 NASA Tech Briefs Readers’ Choice Product of the Year awards. You can cast your vote for one of 12 nominees featured this year as Products of the Month.

Articles: Manufacturing & Prototyping

It’s that time of year when we ask NASA Tech Briefs readers to vote for the annual Readers’ Choice Product of the Year Awards.

Briefs: Materials
Molecular Adsorber Coating

A document discusses a zeolite-based sprayable molecular adsorber coating that has been developed to alleviate the size and weight issues of current ceramic puck-based technology, while providing a configuration that more projects can use to protect against degradation from outgassed materials within a spacecraft,...

News: Green Design & Manufacturing

Pyrite - or “fool’s gold” - has recently helped researchers at Oregon State University discover related compounds that offer new, cheap, and promising options for solar energy. These new...

News: Energy

As the market for liquid crystal displays and other electronics continues to drive up the price of indium — the material used to make the indium tin oxide (ITO) transparent...

Articles: Green Design & Manufacturing

As the sustainable design movement continues to grow rapidly throughout the US, architectural engineers, building product manufacturers, and construction business...

News: Energy
Read November's Lighting Technology

The new issue of Lighting Technology is here! Check out more new feature articles, application stories, tech briefs, products, videos, and research news - all on the latest advances in LEDs and solid-state lighting.

News: Materials

A research team from Tel Aviv University is working on a solar panel composed of nano-antennas instead of semiconductors. By adapting classic metallic antennas to absorb light waves at optical...

Articles: Materials
New NASA Material Redefines “Dark”

NASA engineers have produced a material that absorbs, on average, more than 99 percent of the ultraviolet, visible, infrared, and far-infrared light that hits it -- a development that promises to open new frontiers in space technology.

Engineers at NASA's Goddard Space Flight Center in Greenbelt, MD,...

News: Energy

Today, Ascent Solar Technologies, Inc. (Thornton, CO) - a developer of lightweight, flexible, thin-film photovoltaic modules - has announced the selection of seven teams that will begin designing...

News: Energy

For everything from batteries to photovoltaics, new materials are crucial to building a clean energy economy. To speed up the development cycle, Berkeley Lab and MIT researchers have teamed up to...

News: Materials

Solar thermal power plants - which use high temperatures and pressure generated by sunlight to produce turbine movement - are an environmentally-friendly alternative to standard power plants. But this...

News: Materials

A Northwestern University research team has developed a new material that absorbs a wide range of wavelengths and could lead to more efficient and less expensive solar technology. The researchers used...

Briefs: Manufacturing & Prototyping
Microfabrication of a High-Throughput Nanochannel Delivery/Filtration System

A microfabrication process is proposed to produce a nanopore membrane for continuous passive drug release to maintain constant drug concentrations in the patient’s blood throughout the delivery period. Based on silicon microfabrication technology, the dimensions of...

Briefs: Manufacturing & Prototyping
Monolithic Flexure Pre-Stressed Ultrasonic Horns

High-power ultrasonic actuators are generally assembled with a horn, backing, stress bolt, piezoelectric rings, and electrodes. The manufacturing process is complex, expensive, difficult, and time-consuming. The internal stress bolt needs to be insulated and presents a potential internal discharge...

Briefs: Manufacturing & Prototyping
Improved Design and Fabrication of Hydrated-Salt Pills

A high-performance design, and fabrication and growth processes to implement the design, have been devised for encapsulating a hydrated salt in a container that both protects the salt and provides thermal conductance between the salt and the environment surrounding the container. The unitary...

Articles: Manufacturing & Prototyping
AquaSonus Passive-Sonar Pool Alarm William C. Roberts, Bob Hoenig, and Paula Bailey,
AquaSonus.com, Merrimack, NH

Drowning is the second leading cause of death for children, and most drownings...

Articles: Manufacturing & Prototyping
Create the Future Design Contest 2011

The 2011 Create the Future Design Contest — sponsored by COMSOL, Inc., PTC, and Tech Briefs Media Group (publishers of NASA Tech Briefs) — recognized innovation in product design in seven categories: Electronics (new this year), Consumer Products, Machinery & Equipment, Medical, Safety &...

Videos