Materials

A Tangled Robot

The slimy, segmented, bottom-dwelling California blackworm is about as unappealing as it gets — but get a few dozen or a thousand together, and they form a massive, entangled blob that seems to take on a life of its own.

Dust-Powered 3D Printing

AI SpaceFactory sells 3D printers informed by its work on Marshall Space Flight Center’s Centennial Challenge, which the company won with print material containing crushed basalt similar to ground cover on Mars.

How ISS Will Be Evaluating Photovoltaic Materials

Solar cells account for approximately six percent of the electricity used on Earth; however, in space, they play a significantly larger role, with nearly all satellites relying on advanced solar cells for their power. That’s why Georgia Tech researchers will soon be sending 18 photovoltaic cells to the International Space Station (ISS) for a study of how space conditions affect the devices’ operation over time. Read on to learn more.

Thin Film Sensor for Ultra High-Temp Measurement

Innovators at NASA Johnson Space Center have developed a thin film sensor that measures temperatures up to 1200 °F, and whose prototype successor may achieve measurements up to ~3000 °F — which was the surface temperature of the Space Shuttle during its atmospheric reentry. Read on to learn more.

Advanced Thermal Inspection with Pulsed Light Emitting Diodes (PLED) Technology

Engineers at NASA Langley Research Center have developed a cutting-edge thermal inspection technology that enhances defect detection on low-emissivity surfaces by eliminating false readings caused by infrared reflections. Read on to learn more.

Twisted Moiré Photonic Crystals

Researchers have developed an on-chip twisted moiré photonic crystal sensor that uses MEMS technology to control the gap and angle between the crystal layers in real time. The sensor can detect and collect detailed polarization and wavelength information simultaneously. Read on to learn more.

3D Printing Self-Heating Microfluidic Devices

MIT researchers have used 3D printing to produce self-heating microfluidic devices, demonstrating a technique which could someday be used to rapidly create cheap, yet accurate, tools to detect a host of diseases. Read on to learn more.

Diversifying the Supply Chain for Producing Large-Scale Metal Parts

Researchers at the Department of Energy’s Oak Ridge National Laboratory are using advanced manufacturing techniques to revitalize the domestic production of very large metal parts that weigh at least 10,000 pounds each and are necessary for a variety of industries, including clean energy. Read on to learn more.

Flexible Silicon Photovoltaics: A Breakthrough in Space-Grade Solar Power

In-space manufacturing is expected to become a core part of future space economy by using assets in orbits or beyond Earth orbit for use in space. Tech Briefs interviewed space-focused solar energy startup Solestial’s CTO Stanislau Herasimenka about the key technology developments leading to this increased momentum for space-based manufacturing and the role solar power will play in it. Read on for the full interview with Herasimenka, edited for length and clarity.

Sensitive Yet Tough Photonic Devices Are Now a Reality

Engineers at the University of California San Diego have achieved a long-sought milestone in photonics: creating tiny optical devices that are both highly sensitive and durable — two qualities that have long been considered fundamentally incompatible. Read on to learn more.

PGUOM Can Block Noise Without Blocking Air

The Zhang Lab’s latest advance, Phase Gradient Ultra-Open Metamaterial (PGUOM), centers on broadband silencing. Read on to learn more about it.

Tiny But Mighty: Next-Gen Transistors Hold Great Promise

As electronics become smaller, it is becoming increasingly difficult to continue scaling down silicon-based transistors. Now, a research team led by the Institute of Industrial...

Researchers Develop Recyclable, Healable Electronics

Between upgrades and breakdowns to cellphones, tablets, laptops, and appliances, so many electronic devices are getting tossed in the trash that they've taken on a name of their own:...

New Tech May Lead to Smaller, More Powerful Wireless Devices

A new class of synthetic materials could herald the next revolution of wireless technologies, enabling devices to be smaller, require less signal strength and use less power.

Capturing Water from Thin Air

Engineers from Australia and China have invented a sponge-like device that captures water from thin air and then releases it in a cup using the sun’s energy, even in low humidity where other technologies such as fog harvesting and radiative cooling have struggled. Read on to learn more.

Developing Durable Solar Panels Without Silicon

Using a new technology, Juan-Pablo Correa-Baena's lab has found a way to stabilize perovskite solar cells, which are built like a battery. Read on to learn more.

Ferroelectric Material Adapts to Light Stimuli by Reorganizing Atomic Connectivity

With this groundbreaking discovery of time-dependent changes in networked nanodomains, developers are on the path to building adaptive networks for information storage and processing. Read on to learn more.

Nanofibers Yield Stronger, Tougher Carbon Fiber Composites

Researchers at the U.S. Department of Energy (DOE)’s Oak Ridge National Laboratory (ORNL) have developed an innovative new technique using carbon nanofibers to enhance binding in carbon fiber and other fiber-reinforced polymer composites — an advance likely to improve structural materials for automobiles, airplanes and other applications that require lightweight and strong materials.

Sealing the Future of Hydrogen: Advanced Gaskets for Electrolyzer Efficiency

As a key technology in the transition to cleaner energy, electrolyzers are critical in enabling hydrogen production without reliance on fossil fuels. However, these renewable systems face significant engineering challenges that require meticulous technical attention. Read on to learn more.

New Products

See the new products, including Shin-Etsu Silicones of America's SDP-6560 A/B liquid-dispensed gap filling, a non-adhesive curing silicone thermal interface material; Navitas Semiconductor's new portfolio of Gen-3 ‘Fast’ (G3F) 650 V SiC MOSFETs; Freudenberg Sealing Technologies' optimized sealing material for e-mobility applications; and more.

Diagnosing a Dud May Lead to a Better Battery

A team of chemists led by Feng Lin and Louis Madsen found a way to see into battery interfaces, which are tight, tricky spots buried deep inside the cell. Read on to learn what this means.

Spray Drying Tech Used in Instant Coffee Applied to High-Capacity Battery Production

The Korea Electrotechnology Research Institute (KERI) and the Korea Institute of Materials Science have jointly developed spray drying technology-based high-performance dry electrode manufacturing technology for the realization of high-capacity secondary batteries. Read on to learn more.

From Mine to Battery: The Growing Importance of Graphite Purity and Provenance

Collaborating across sectors and keeping up with developments in analysis tools will be crucial as the transition to a more sustainable energy landscape occurs in the future. Read on to learn more.