Stories
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Briefs: Manufacturing & Prototyping
In the past two decades, there have been significant advancements in the field of additive manufacturing (AM) of titanium alloy (Ti-6Al-4V) and other metallic...
Briefs: Materials
Mechanisms are used widely in engineering applications due to their ability to translate force and movement. They are found in kinematic pairs, gears, cams, linkages, and...
Briefs: Materials
Recently, additive manufacturing (AM) techniques have been developed that may shift the paradigm of traditional metal production by allowing complex netshaped...
Briefs: Manufacturing & Prototyping
The use of additive manufacturing technologies in aerospace applications has presented both opportunities and challenges. The ability to produce parts and...
Application Briefs: Manufacturing & Prototyping
The Desert RATS (Research and Technology Studies) Space Exploration Rover has roamed the Arizona desert, maneuvering the terrain as the wind and temperatures swing from one extreme to another. NASA...
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 well...
Briefs: Mechanical & Fluid Systems
Robots have been a valuable tool for providing a remote presence in areas that are either inaccessible or too dangerous for humans. Having a robot with a high degree of adaptability becomes...
Articles: Manufacturing & Prototyping
3Dprinting grabs a lot of attention — as much for its futuristic potential as for what it can do today. Send a 3D printer to the Moon, some imagine, and print out a city. Is your coffee maker dying? Just print yourself a...
Application Briefs: Robotics, Automation & Control
Fused Deposition Modeling (FDM) material parts RedEye On Demand Eden Prairie, MN 866-882-6934
Wyle is a leading provider of high-tech science, aerospace engineering, and...
Articles: Aerospace
Goddard Space Flight Center’s (GSFC) primary role is to develop science and technology to support unmanned missions to study the Earth, Sun, solar system, and universe. GSFC is responsible for several of...
Briefs: Materials
Fire-Retardant Polymeric Additives
Polyhydroxyamide (PHA) and polymethoxyamide (PMeOA) are fire-retardant (FR) thermoplastic polymers and have been found to be useful as an additive for imparting fire retardant properties to other compatible, thermoplastic polymers (including some elastomers). Examples of compatible flammable polymers include...
Articles: Manufacturing & Prototyping
Over the past 20 years, additive manufacturing technology has migrated from use in rapid prototyping to a full-fledged manufacturing solution, which is referred to as “direct digital...
Articles: Photonics/Optics
Laser micromachining involves using light to remove material. Lasers can also be used in many other applications such as welding, marking, additive manufacturing and surface alteration, but these fall outside the...
Briefs: Photonics/Optics
Gray-scale x-ray lithography is undergoing development as a technique for fabricating blazed diffraction gratings. As such, gray-scale x-ray lithography now complements such other...
Briefs: Manufacturing & Prototyping
Parts with complex three-dimensional shapes and with dimensions up to 8 by 8 by 10 in. (20.3 by 20.3 by 25.4 cm) can be made as unitary pieces of a room- temperature- curing polymer, with...
Briefs: Photonics/Optics
Selective Metallization for High-Temperature Semiconductors
Inventors at the Cornell Research Foundation have devised a method of selective metallization of high-temperature semiconductors to produce ohmic or rectifying contacts. The process consists of three phases: a lithographic step to define the areas of contact, preparation of the...
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