Metals

How Much Do You Know About Bonded Dissimilar Metals?

Engineers are constantly looking for metals to solve their design dilemmas. Bonded dissimilar metals offer vastly improved performance while minimizing the design trade-offs of single metals. How much do you know about bonded dissimilar metals? Find out with this quiz.

Engineering Carbon-Based Semiconductors for Next-Gen Electronics

A Duke University team's approach takes a metallic nanotube, which always lets current through, and transforms it into a semiconducting form that can be switched on and off. Read on to learn more.

Critical Minerals Recovery from Electronic Waste

A PNNL research team used a simple mixed-salt water-based solution and their knowledge of metal properties to separate valuable minerals in continuously flowing reaction chambers. Read on to learn more.

Detecting Additive Manufacturing Defects in Real Time

A research team led by Associate Professor Tao Sun has made new discoveries that can expand additive manufacturing in aerospace and other industries that rely on strong metal parts. Read on to learn more.

Replacing Thick Insulation with Thin MXenes

Research reports that MXenes, a class of 2D materials originally discovered at Drexel University in 2011, demonstrate the rare combination of high electrical conductivity and low thermal conductivity.

Large Format Windows: From Material to Mission

Defense applications, in particular, are always tasked with the balancing act that optimizes size, weight, power, and cost (SWaP-C) efficiencies when specifying new equipment. The challenge is how to balance beneficial trade-offs for optimal performance. Read on to learn more.

Videos of the Month

See the videos of month, including one on UW researchers developing a flexible, durable electronic prototype that can harvest energy from body heat and turn it into electricity that can be used to power small electronics; one on Purdue University researchers using both ultrasonic waves and X-ray CT to “see inside” manufactured objects nondestructively; one on Rotograb, a robotic hand that merges the dexterity of human hands with the strength and efficiency of industrial grippers; and more.

Critical Minerals Recovery from Electronic Waste

A PNNL research team used a simple mixed-salt water-based solution and their knowledge of metal properties to separate valuable minerals in continuously flowing reaction chambers. Read on to learn more.

Crafting Safe, Long-Cyclable Lithium Metal Batteries for High Temperatures

A research team led by Professor Dong-Myeong Shin of the Department of Mechanical Engineering at the University of Hong Kong has developed a new generation of lithium metal batteries, representing a significant advancement in the field. Here, an interview with Shin to learn more about the technology.

Shedding Weight: Connectivity in Military-Aerospace Applications

Weight is among the most critical factors behind component choice when it comes to aerospace applications. Being among the bulkiest of components, connectors and cables need to embrace the latest scientific advances in order to reduce weight and enhance performance, fuel efficiency, and overall system reliability. This article outlines the recent advances enabling lighter connectors for aircraft, satellites, and drones.

Next-Generation Batteries Incorporate Cells with Silicon Anodes

Researchers have developed better rechargeable batteries by applying silicon to the batteries’ cathodes. Read on to learn more about it.

A Cheaper, Greener, More Efficient Alternative to Lithium-ion Batteries

It's time to rethink battery technology. Compared to other existing or developing technologies, a new lithium metal-based solid-state battery brings some significant advantages: It can be charged and discharged within one minute, lasts about 10 times as long as a Li-ion battery, and is insensitive to temperature fluctuations. Read on to learn more about it.

Hexagonal Electrohydraulic Modules Shape-Shift into Versatile Robots

Scientists at the Max Planck Institute for Intelligent Systems (MPI-IS) have developed hexagon-shaped robotic components, called modules, that can be snapped together...

Pure Lithium Bets on Vanadium Cathodes to Save U.S. Battery Independence

Continuing a common theme among some presenters at The Battery Show North America, Emilie Bodoin, the CEO and Co-Founder of Pure Lithium, which is betting on lithium...

Iron Could Be Key to Less Expensive, Greener Lithium-Ion Batteries

Researchers are hoping to spark a green battery revolution by showing that iron instead of cobalt and nickel can be used as a cathode material in lithium-ion batteries. Read on to learn more.

Advanced Laser Cleaning Robotic Work Cells Turbocharge Industrial Processes

Enclosed robotic laser parts cleaning systems are poised to safely remove rust and contamination as well as condition surfaces at dramatically higher volumes and at lower cost than conventional methods. Read on to learn more about the process.

RTV Silicone Sealing Method for Component Interfaces

The RTV sealing method may benefit terrestrial applications that may demand cure-in-place internal seals. The method could also innovate manufacturing processes for components by enhancing the speed of assembly while increasing seal integrity. Read on to learn more.

New Membrane Mirrors for Large Space-Based Telescopes

Researchers have developed a new way to produce and shape large, high-quality mirrors that are much thinner than conventional space-telescope mirrors. The final product is even flexible enough to be rolled up and stored compactly inside a launch vehicle. Read on to learn more.

New Transistor Could Shrink Communications Devices on Smartphones

After announcing a ferroelectric semiconductor at the nanoscale thinness required for modern computing components, a University of Michigan team has demonstrated a reconfigurable transistor using that material. Read on to learn more.

Using Cold Sintering to Develop Recyclable, Rechargeable Batteries

Rechargeable solid-state lithium batteries are an emerging technology that could someday power cell phones and laptops for days with a single charge, but they are not environmentally friendly. A team of Penn State researchers may have solved this issue.

Developing Safer Batteries with Solid-State Polymer Electrolytes

A 100 percent solid-state, high-performance polymer electrolyte addresses issues with liquid electrolytes for safer battery cell designs. Read this article to learn more.

Enhancing the Performance of All-Solid-State Batteries

A research team from Pohang University has successfully enhanced the performance and durability of all-solid-state batteries. This breakthrough was made possible through the implementation of a novel approach known as bottom electrodeposition. Read on to learn more.

Designing Safer, Higher-Performance Lithium Batteries

Examining lithium metal batteries using nuclear magnetic resonance spectroscopy may help in the design of new electrolytes and anode surfaces for high-performance batteries. Read on to learn more.

New Methods in Preparing and Purifying Nanomaterials

Innovators at NASA’s Glenn Research Center have made several breakthroughs in treating hexagonal boron nitride (hBN) nanomaterials, improving their properties to supplant carbon nanotubes in many applications.

Pulling Carbon Dioxide Out of the Air

The team plans to integrate such CO2-capturing materials with its earlier porous sponge platform, which has been developed to remove environmental toxins including oil, phosphates, and microplastics.

In-Space Manufacturing of Self-Replicating Machines

How do we get to a future of self-replicating, Von Neumann space probes? What are some of the steps required to convert the Asteroid Belt into a partial Dyson Sphere? The answer lies in ISAM or in-space servicing assembly and manufacturing, 3D printing on-orbit, and fully automated, ‘lights-out’ production on-Earth.

Beyond Earth: The Future of In-Space Servicing

It no longer requires the imagination of Arthur C. Clarke to see where the space industry is headed. We need only to look at every other system of vehicles, appreciate the falling technical roadblocks, and observe the regulations and resources environment. It is with confidence that we ask not, “if?” but, “when?” We invite you to consider, “what’s next?” because almost anything becomes possible with the right foundations in place.