Materials & Manufacturing

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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: Manufacturing & Prototyping

The use of mirror assemblies is commonplace in the aerospace industry, as most satellites and spacecraft contain optics. The fabrication of these mirrors is extremely complex due to the...

Videos: Aerospace

KEYENCE Corp. (Elmwood Park, NJ) has introduced the CV-X100 Series. New tools include Auto-Teach Inspection, as well as pointand- click measurement. The Auto-Teach Inspection technology automatically makes detections...

Articles: Manufacturing & Prototyping
What is 3D Printing?

The terms “3D printing” and “additive manufacturing” refer to processes that automatically build objects layer-by-layer from computer data. The technology is already...

Briefs: Materials
Non-Toxic, Non-Flammable, –80 ºC Phase Change Materials

The objective of this effort was to develop a non-toxic, non-flammable, –80 °C phase change material (PCM) to be used in NASA’s ICEPAC capsules for biological sample preservation in flight to and from Earth orbit. A temperature of about –68 °C or lower is a critical temperature...

Briefs: Materials
Soft-Bake Purification of SWCNTs Produced by Pulsed Laser Vaporization

The “soft-bake” method is a simple and reliable initial purification step first proposed by researchers at Rice University for single-walled carbon nanotubes (SWCNT) produced by high-pressure carbon mon - oxide disproportionation (HiPco). Softbaking consists of annealing...

Briefs: Materials
Improved Wide Operating Temperature Range of Li-Ion Cells

Future NASA missions aimed at exploring the Moon, Mars, and the outer planets require rechargeable batteries that can operate over a wide temperature range (–60 to +60 ºC) to satisfy the requirements of various applications including landers, rovers, penetrators, CEV, CLV, etc. This...

Briefs: Manufacturing & Prototyping

The NASA Deep Space Network (DSN) uses commercial waveguide windows on the output waveguide of Ka-band (32 GHz) low-noise amplifiers. Mechanical failure of these windows resulted in an...

Briefs: Manufacturing & Prototyping

Technology has been developed for a class of self-contained, long-duration power sources called beta batteries, which harvest the energy contained in the...

Briefs: Manufacturing & Prototyping
Magnetic Shield for Adiabatic Demagnetization Refrigerators (ADR)

A new method was developed for creating a less expensive shield for ADRs using 1018 carbon steel. This shield has been designed to have similar performance to the expensive vanadium permen dur shields, but the cost is 30 to 50% less. Also, these shields can be stocked in a variety...

Articles: Electronics & Computers
Tobii Technology
Tobii REX
www.tobii.com

Users of the Tobii Technology REX, a USB-connected peripheral, may want to be careful about rolling their eyes. REX, a device that...

Briefs: Materials
High-Temperature, Lightweight, Self- Healing Ceramic Composites for Aircraft Engine Applications

The use of reliable, high-temperature, lightweight materials in the manufacture of aircraft engines is expected to result in lower fossil and biofuel consumption, thereby leading to cost savings and lower carbon emissions due to air travel. Although...

Briefs: Materials
Treatment to Control Adhesion of Silicone-Based Elastomers

Seals are used to facilitate the joining of two items, usually temporarily. At some point in the future, it is expected that the items will need to be separated. This innovation enables control of the adhesive properties of silicone-based elastomers. The innovation may also be effective...

Briefs: Materials
High-Temperature Adhesives for Thermally Stable Aero-Assist Technologies

Aero-assist technologies are used to control the velocity of exploration vehicles (EVs) when entering Earth or other planetary atmospheres. Since entry of EVs in planetary atmospheres results in significant heating, thermally stable aero-assist technologies are required to...

News: Manufacturing & Prototyping
Software Helps Visualize the Structures of Molecules

Hitoshi Goto, associate professor in Toyohashi Tech’s Department of Computer Science and Engineering, has helped develop and his lab is using original software-based tools to better understand a variety of physical, chemical, and biological phenomena at the molecular level.

Briefs: Manufacturing & Prototyping

The harmful properties of lunar dust, such as small size, glass composition, abnormal surface area, and coatings of imbedded nanophase iron, lead to a unique coupling of...

Briefs: Manufacturing & Prototyping
Development of a Centrifugal Technique for the Microbial Bioburden Analysis of Freon (CFC-11)

NASA Procedural Requirement 8020.12C entitled “Planetary Protection Provisions for Robotic Extraterrestrial Missions” states that the source-specific encapsulated microbial density for encapsulated organisms (div(0)) in nonmetallic materials ranges...

Briefs: Manufacturing & Prototyping
Advanced Materials and Manufacturing for Low- Cost, High-Performance Liquid Rocket Combustion Chambers

A document describes the low-cost manufacturing of C103 niobium alloy combustion chambers, and the use of a high-temperature, oxidation-resistant coating that is superior to the standard silicide coating. The manufacturing process involved...

Briefs: Materials
Using Pre-Melted Phase Change Material to Keep Payloads in Space Warm for Hours Without Power

Adding phase change material (PCM) to a mission payload can maintain its temperature above the cold survival limit, without power, for several hours in space. For the International Space Station, PCM is melted by heaters just prior to the payload...

Briefs: Materials
Fibrillar Adhesive for Climbing Robots

A climbing robot needs to use its adhesive patches over and over again as it scales a slope. Replacing the adhesive at each step is generally impractical. If the adhesive or attachment mechanism cannot be used repeatedly, then the robot must carry an extra load of this adhesive to apply a fresh layer with...

Briefs: Materials
Transformers: Shape-Changing Space Systems Built With Robotic Textiles

Prior approaches to transformer-like robots had only very limited success. They suffer from lack of reliability, ability to integrate large surfaces, and very modest change in overall shape. Robots can now be built from two-dimensional (2D) layers of robotic fabric. This...

Articles: Materials

The Partnership for Next Gen eration Vehicles (PNGV) is not a NASA initiative to develop powerful new rockets and spacecraft, even though it may sound like one. PNGV was a partnership...

Briefs: Manufacturing & Prototyping

The environmental conditions of the Moon require mitigation if a long-term human presence is to be achieved for extended periods of time. Radiation, micrometeoroid impacts,...

Briefs: Manufacturing & Prototyping
Process for Patterning Indium for Bump Bonding

An innovation was created for the Cosmology Large Angular Scale Surveyor for integration of low-temperature detector chips with a silicon backshort and a silicon photonic choke through flip-chip bonding. Indium bumps are typically patterned using liftoff processes, which require thick resist. In...

Briefs: Manufacturing & Prototyping
Composite With In Situ Plenums

A document describes a high-performance thermal distribution panel (TDP) concept using high-conductivity (>800 W/mK) macro composite skin with in situ heat pipes. The processing technologies proposed to build such a panel result in a one-piece, inseparable assembly with high conductance in both the X and Y...

Briefs: Manufacturing & Prototyping
Pneumatic System for Concentration of Micrometer-Size Lunar Soil

A report describes a size-sorting method to separate and concentrate micrometer-size dust from a broad size range of particles without using sieves, fluids, or other processes that may modify the composition or the surface properties of the dust.

Briefs: Manufacturing & Prototyping
Buckyball Nucleation of HiPco Tubes

The purpose of this innovation is to enhance nucleation of single-wall nanotubes (SWNTs) in the HiPco process, selectively producing 10,10 tubes, something which until now has not been thought possible.

Briefs: Manufacturing & Prototyping

The Flexible Array Concentrator Technology (FACT) is a lightweight, high-performance reflective concentrator blanket assembly that can be used on flexible solar array blankets. The FACT concentrator replaces every...

Articles: Manufacturing & Prototyping
Create the Future Design Contest 2012

The 2012 Create the Future Design Contest — sponsored by COMSOL, Nordson EFD, and Tech Briefs Media Group (publishers of NASA Tech Briefs) — recognized innovation in product design in seven categories: Con sumer Products, Electronics, Machinery & Equipment, Medical, Safety & Security, Sustainable Tech...

Articles: Manufacturing & Prototyping
LumEN: Luminescent Solar Concentrators for Sustainable, On-Demand Electricity Production Gianmarco Griffini, Massimo Micocci, and Francesca Ostuzzi,
Politecnico di...

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