Keyword: Copper

Briefs: Medical
The reusable mask would include a heated copper mesh powered by a battery and surrounded by insulating neoprene.
Briefs: Energy
The material can be scaled for use in ultra-efficient, power-dense, electric vehicle traction motors.
Briefs: Materials
The technique could easily be translated into existing medical device manufacturing processes for use in orthopedic implants.
Briefs: Materials
Titanium-copper alloys for 3D printing could create high-performance alloys for medical device and aerospace applications.
Briefs: Electronics & Computers
Made with “Jenga chemistry,” the material could help in understanding how high-temperature superconductors work.
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,...

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...

Briefs: Medical

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...

Briefs: Electronics & Computers

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...

Briefs: Electronics & Computers

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...

Briefs: Aerospace

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...

Briefs: Propulsion

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...

Briefs: Test & Measurement

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...

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...

Briefs: Materials

Superconducting materials are technologically important because electricity flows through them without resistance. Only low-temperature superconductivity seemed possible before 1986,...

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...

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...

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...

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...

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...

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.

Articles: Photonics/Optics

Traditional imaging technologies have been used to investigate overall solar efficiency, but many of the methods only offer surface views. A new – and “exciting” – ultra-fast laser...

Briefs: Manufacturing & Prototyping
Thermal Stir Welding Process

NASA's Marshall Space Flight Center is developing an improved joining technology called thermal stir welding that improves upon fusion welding and friction stir welding. This new technology enables a superior joining method by allowing manufacturers to join dissimilar materials and to weld at high rates. NASA's...

Briefs: Sensors/Data Acquisition
Flexible Thin Metal Film Thermal Sensing System

NASA’s Langley Research Center has extensively studied self-metallized polyimide films for aerospace applications. These thin films have shown promise not only as reflective coatings, but also conductive coatings. NASA believes that its technology may offer advantages to sensor companies,...

Briefs: Electronics & Computers
Development of a Metallic Bilayer Liftoff Mask

A large variety of cryogenic detectors need to be fabricated on thin dielectric membranes in order to have high signal-to-noise attributes. Unfortunately, many of the etching processes used to define the detectors can roughen or even completely dissolve the membranes. These types of membrane damage...

Briefs: Mechanical & Fluid Systems
Nanotube-Based Device Cooling System

Carbon nanotubes (CNTs) are being studied for applications in high-strength/low-weight composites and other applications. Recent research on thermal dissipation materials for high-power electronic devices is generating a lot of interest in various industries. NASA has developed a method for cooling a device,...

Briefs: RF & Microwave Electronics
RF Source Modifications to Improve Performance of an Electronegative Plasma Thruster

In traditional gridded electrostatic ion thrusters, positively charged ions are generated from a plasma discharge of noble gas propellant and accelerated to provide thrust. A separate electron source, typically a neutralizer cathode that consumes propellant, is...

Briefs: Electronics & Computers
Nanotube-Based Device Cooling System

Carbon nanotubes (CNTs) are being studied for use in high-strength/lowweight composites and other applications. Recent research on thermal dissipation materials for high-power electronic devices is generating a lot of interest in various industries. Carbon nano tubes have attracted much attention due to their...