Materials

Copper

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Articles: Manned Systems
See the products of tomorrow, including a practical way to make hydrocarbons powered solely by the sun; an air traffic control system for drones that can effectively and accurately track anything in an identified low-altitude airspace; and a robotic system whose primary structural platform, or “orb,” can be injected into a pipe network and perform reconnaissance of piping infrastructure and other interior volumes.
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Briefs: Electronics & Computers
The miniscule wires — the size of transistors on silicon chips or one thousandth of the breadth of the finest human hair — are made completely of natural amino acids and heme molecules, found in proteins such as hemoglobin, which transports oxygen in red blood cells.
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Briefs: Mechanical & Fluid Systems
Achievable coils increase the capabilities of the micromotors.
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Briefs: Green Design & Manufacturing
A research team has gained new insight by capturing real-time movies of copper nanoparticles as they convert CO2 and water into renewable fuels and chemicals: ethylene, ethanol, and propanol, among others.
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Briefs: Materials
The coatings eradicated human influenza and coronavirus in five minutes.
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Briefs: Electronics & Computers
The reusable mask would include a heated copper mesh powered by a battery and surrounded by insulating neoprene.
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Briefs: Green Design & Manufacturing
By converting CO2 into complex hydrocarbon products, a new catalyst could aid in large-scale efforts to recycle excess carbon dioxide.
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Briefs: Energy
Adding polymers and fireproofing to a battery’s current collectors makes it lighter, safer, and about 20% more efficient.
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Briefs: Energy
The material can be scaled for use in ultra-efficient, power-dense, electric vehicle traction motors.
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Briefs: Materials
The technique could easily be translated into existing medical device manufacturing processes for use in orthopedic implants.
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Briefs: Materials
Titanium-copper alloys for 3D printing could create high-performance alloys for medical device and aerospace applications.
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Briefs: Materials
Made with “Jenga chemistry,” the material could help in understanding how high-temperature superconductors work.
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Articles: Manufacturing & Prototyping
What Does It Takes to Change the Game? Industrial lasers are integrated into manufacturing and fabrication facilities around the world. Every moment, there is an industrial laser somewhere that is cutting, etching, or...
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Briefs: Energy
Egyptian blue, derived from calcium copper silicate, was routinely used on ancient depictions of gods and royalty. Previous studies have shown that when Egyptian blue absorbs visible light, it then...
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Briefs: Manufacturing & Prototyping
Printable metal tags have been developed that could be attached to everyday objects to turn them into “smart” Internet of Things (IoT) devices. The tags are made from patterns...
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Briefs: Materials
Current density is the amount of electrical current per cross-sectional area at a given point. As transistors in integrated circuits become smaller and smaller, they need higher and higher...
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Briefs: Materials
The sputtering process has emerged as one of the major deposition techniques for thin film coating practices in research and industrial production. The process is limited by low deposition rates and low...
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Briefs: Data Acquisition
Piezoelectric materials, which generate an electric current when compressed or stretched, are familiar and widely used; for example, lighters that spark when a switch is pressed,...
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Briefs: Energy
The advent of cryocooler technology ushers in an era where a cryogenic environment is created and maintained locally. It is no longer necessary to transport cryogen from a factory where it is produced to the...
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Briefs: Materials
Current gas mask filters counter current threats, but there are large gaps in knowledge about how they do so at the molecular level. Many of the filters were developed to handle a wide range...
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Briefs: Physical Sciences
Superconducting materials are technologically important because electricity flows through them without resistance. Only low-temperature superconductivity seemed possible before 1986,...
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Briefs: Photonics/Optics
A transfer technique based on thin sacrificial layers of boron nitride could allow high-performance gallium nitride gas sensors to be grown on sapphire substrates and then...
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Briefs: Photonics/Optics
A team of researchers have designed, built, and tested two devices, called superconducting undulators, which could make X-ray free-electron lasers (FELs) more powerful,...
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Briefs: Software
Using SysML to Model Layered System Interfaces
To produce accurate system architecture descriptions, it is essential to be able to describe interfaces between system elements at different levels of abstraction and from different perspectives at the same time. For example, the connection from system A to system B may be viewed at a high level as...
Briefs: Materials
Nanosolders allow for increased capabilities in the formation of soldered interconnections for heat-sensitive electronic packages. The desired characteristic of nanosolder is to have a low process...
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Briefs: Manufacturing & Prototyping
Engineers have developed a simple method for producing high-quality graphene that can be used in next-generation electronic and energy devices. The method essentially bakes the compound in a...
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Briefs: Electronics & Computers
End-of-life electronic devices such as smartphones, computers, televisions, and other electronics contain significant amounts of valuable metals including base metals (zinc, tin, lead, nickel, and...
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Briefs: Robotics, Automation & Control
SIMbot is an updated version of the ballbot, an elegantly simple robot whose tall, thin body moves on top of a sphere slightly smaller than a bowling ball. SIMbot features a motor with just one...
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Briefs: Mechanical & Fluid Systems
Compact, Lightweight Trap Vent
This compact, lightweight trap vent is used to minimize the pressure differential of a high-altitude, balloon-borne detector. The vent allows the pressure to equalize rapidly, yet does not allow any light to enter the detector.

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