Electronics & Software

Dormant Capacity Reserve in Lithium-Ion Batteries Detected

Using transmission electron microscopes, Researchers at Graz University of Technology were able to systematically track lithium ions as they traveled through battery material, map their arrangement in the crystal lattice of an iron phosphate cathode with unprecedented resolution, and precisely quantify their distribution in the crystal. Read on to learn more.

Second Life of Lithium-Ion Batteries Could Take Us to Space

The global use of lithium-ion batteries has doubled in just the past four years, generating alarming amounts of battery waste containing many hazardous substances. The need for effective recycling methods for spent lithium-ion batteries is becoming increasingly critical. Scientists from various Polish research institutions presented a promising solution to this issue. Read on to learn more about it.

Folded or Cut, This Lithium-Sulfur Battery Keeps Going

To address stability and safety issues, researchers have designed a lithium-sulfur battery that features an improved iron sulfide cathode. One prototype remains highly stable over 300 charge-discharge cycles, and another provides power even after being folded or cut. Read on to learn more.

Mastering Physical Contact with New Algorithm for Robots

Penn Engineers have developed a new algorithm that allows robots to react to complex physical contact in real time, making it possible for autonomous robots to succeed at previously impossible tasks, like controlling the motion of a sliding object. Read on to learn more.

Enabling Robots to Interpret Surroundings Quickly and Accurately

MIT engineers have developed a method that enables robots to make similarly intuitive, task-relevant decisions. The team’s new approach, named Clio, enables a robot to identify the parts of a scene that matter, given the tasks at hand. Read on to learn more about Clio.

Transistors Repurposed as Microchip Clock Address Security Flaws

A new approach uses commercial chip fab materials and techniques to fabricate specialized transistors to serve as the building block of the timing device. Read on to learn more.

3D-Printed Reactor Core Makes Solar Fuel Production More Efficient

In recent years, engineers at ETH Zurich have developed the technology to produce liquid fuels from sunlight and air. In 2019, they demonstrated the entire thermochemical process chain under real conditions for the first time, in the middle of Zurich, on the roof of ETH Machine Laboratory. Two ETH spin-offs, Climeworks and Synhelion, are further developing and commercializing the technologies. Read on to learn more.

Vision-Based Approach and Landing System (VALS)

Incorporating a vision-based navigation method, NASA Ames has developed a novel Alternative Position, Navigation, and Timing (APNT) solution for AAM aircraft in environments where GPS is not available. Read on to learn more about it.

Safe, Inexpensive Method to Propel Small Satellites

A novel micropropulsion system was developed for nanosatellite applications using a liquid-fed pulsed-plasma thruster. It uses a liquid propellant for a Lorentz-force pulsed-plasma accelerator and an extended lifetime ignition system driven by nanosecond-long pulses. Read on to learn more.

Modeling and Analyzing Inter-Satellite Relative Motion

To address scalable control of orbital dynamics, NASA Ames Research Center has patented Swarm Orbital Dynamics Advisor (SODA) — a solution that accepts high-level configuration commands and provides the orbital maneuvers needed to achieve the desired type of swarm relative motion. Read on to learn more.

Recycling Defunct Satellite Material into a Fuel Source

A research team from the University of Waterloo’s Laboratory for Emerging Energy Research is looking into processing lunar regolith, the Moon’s top layer of soil and dust, into usable materials for life support, energy generation, and construction. This includes investigating the use of defunct satellite material as a fuel source when mixed with lunar regolith. Read on to learn more.

Understanding the Vulnerability in Wireless Backhaul Networks for 5G

A research team led by Rice University’s Edward Knightly has uncovered an eavesdropping security vulnerability in high-frequency and high-speed wireless backhaul links, widely employed in critical applications such as 5G wireless cell phone signals and low-latency financial trading on Wall Street. Read on to learn more.

Nanoscale Device Points the Way to Future Wireless Communication Channels

In a paper published in the journal Nature Nanotechnology, a team of Caltech engineers reports building a metasurface patterned with miniscule tunable antennas capable of reflecting an incoming beam of optical light to create many sidebands, or channels, of different optical frequencies. Read on to learn more.

New Wearable Communication System Can Transmit Data Farther than Wi-Fi

A group of University of Arizona researchers has developed a wearable monitoring device system that can send health data up to 15 miles without any significant infrastructure. Their device, they hope, will help make digital health access more equitable. Read on to learn more.

A Digital Twin Can Predict What Data Wireless Users Will Need Before They Need It

Researchers have developed a new method for predicting what data wireless computing users will need before they need it, making wireless networks faster and more reliable. The new method makes use of a technique called a “digital twin,” which effectively clones the network it is supporting. Read on to learn more.

Enabling High-Capacity Space Communication

Researchers have achieved data rates as high as 424Gbit/s across a 53-km turbulent free-space optical link using plasmonic modulators — devices that uses special light waves called surface plasmon polaritons to control and change optical signals. The new research lays the groundwork for high-speed optical communication links that transmit data over open air or space. Read on to learn more.

Silicone Membrane for Wearable Devices is Comfortable and Breathable

A silicone membrane for wearable devices is more comfortable and breathable thanks to better-sized pores made with the help of citric acid crystals. The new preparation technique fabricates thin, silicone-based patches that rapidly wick water away from the skin. The technique could reduce the redness and itching caused by wearable biosensors that trap sweat beneath them. Read on to learn more.

An OLED for Compact, Lightweight Night Vision

A new type of organic light emitting diode (OLED) could replace bulky night vision goggles with lightweight glasses, making them cheaper and more practical for prolonged use, according to University of Michigan researchers. Read on to learn more.

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.

Stretchable, Flexible Biofuel Cell Runs on Sweat

A flexible and stretchable cell has been developed for wearable electronic devices that require a reliable and efficient energy source that can easily be integrated into the human body. 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.

Process Purifies Hydrogen Fuel Over a Broad Temperature Range

New fuel cells could increase hydrogen’s application in vehicles, especially in extreme temperatures like cold winters. Read on to learn more about it.

Solid-State Lithium-Sulfur Battery Tech

Whether for large electric vehicle systems or small electronic devices, SABERS can potentially set new benchmarks in energy density and power, all while offering the utmost in safety and reliability. Read on to learn more.

Open Software Options for Automation

As industrial automation technologies continue to advance, the balance between traditional and open solutions will likely evolve. The emphasis will be on providing versatile platforms that meet varied user needs. Read on to learn more.

Giving Autonomous Vehicles the Ability to Reason

Yen-Ling Kuo at the University of Virginia School of Engineering and Applied Science is collaborating with a team at the Toyota Research Institute to build language representations of driving behavior that enable a robot to associate the meaning of words with what it sees by watching how humans interact with the environment or by its own interactions with the environment. Read on to learn more.

Wearable Solar Concentrators

The novel solar concentrators can be applied to textile fibers without the textile becoming brittle and susceptible to cracking or accumulating water vapor in the form of sweat. Read on to learn more.