Energy

Creating the Self-Healing Grid of the Future

It’s not hard to imagine the potential value of a self-healing grid, one able to adapt and bounce back to life, ensuring uninterrupted power even when assailed by a hurricane or a group of bad...

Highway Segment Charges Electric Vehicles

Purdue University engineers and the Indiana Department of Transportation (INDOT) are working to make it possible for electric vehicles ranging from tractor-trailers to passenger cars to wirelessly...

Why the Hybrid Approach Extends the Range of Electric Aircraft

Jean-Christophe Lambert, Ascendance Co-founder and CEO, joins the Aerospace & Defense Technology podcast to explain why the hybrid approach is essential to near-term development of electric aircraft.

My Opinion: Energy Storage, Part 2

My opinion: I take a look at some cases where it makes sense to use non-battery methods to store energy.

How Helios Horizon Is Taking Electric Aircraft to New Altitudes

Miguel Iturmendi, Helios Horizon Founder and Chief Test Pilot, explains the project's goal of flying an all-electric aircraft to the stratosphere.

Developing Next-Gen Solar Cells

Meet perovskite. The synthetic semiconducting material has the potential to convert substantially more solar power than silicon at a lower production cost.

3 eVTOL Companies to Watch in 2024: Archer Aviation, Joby Aviation, and Lilium

Archer Aviation, Joby Aviation, and Lilium are three electric vertical takeoff and landing (eVTOL) aircraft manufacturers that are making major progress in this growing new area of aviation right now. In this episode of the Aerospace & Defense Technology podcast, we highlight some of the latest business agreements, international expansion and regulatory progress being made by these three eVTOL companies. Listen now.

Adding Abundant Elements to Improve Li-ion Battery Cathodes

Researchers used X-ray absorption analysis and theoretical calculations to explore the fine details of changes in the structure of the cathode material caused by introducing different dopant elements.

The Future of eVTOL Battery Technology

Ronnie Tao, Vice President of Business Development for Amprius Technologies, joins the Aerospace & Defense Technology podcast to discuss the AIBOT battery selection and what to expect in the future development of eVTOL battery technology. He also explains how far most eVTOLs can fly on Amprius and other comparable aircraft batteries today.

Products of Tomorrow

See the products of tomorrow, including a new DC-DC power converter developed by engineers at the Kobe University, a haptic device capable of reproducing the softness of various materials developed by EPFL researchers, and three-dimensional embroidery techniques from engineers from NC State University.

A ‘Smarter’ Way to Protect an Electric Grid

The team, led by Data Scientist Sumit Purohit, is trying to create a tool that sorts and prioritizes cyber threats on the fly. The idea is to give grid operators a clear blueprint to identify and address the biggest threats first and to protect against them without a mad scramble for resources down the road.

Innovative AI Approach Makes the Most of Sparse Sensor Data

An innovative approach to artificial intelligence (AI) enables reconstructing a broad field of data, such as overall ocean temperature, from a small number of field-deployable sensors using low-powered edge computing, with broad applications across industry, science, and medicine.

An All-Liquid Iron Flow Battery for Better Energy Storage

Flow batteries can serve as backup generators for the electric grid. Flow batteries are one of the key pillars of a decarbonization strategy to store energy from renewable energy resources. Their advantage is that they can be built at any scale, from the lab-bench scale, as in this PNNL study, to the size of a city block.

An Efficient and Cost-Effective Solution for Battery Recycling

Researchers at the Department of Energy’s Oak Ridge National Laboratory have improved on approaches that dissolve a battery in a liquid solution in order to reduce the amount of hazardous chemicals used in the process.

Thicker, Denser, Better Electrodes May Hold the Key to Advanced Batteries

The improved method for fabricating battery electrodes may lead to high-performance batteries that would enable more energy-efficient EVs, as well as such benefits as enhancing power grid storage, according to Hongtao Sun, Assistant Professor of Industrial and Manufacturing Engineering at Penn State.

A Novel Technique to Create Energy-Efficient Microelectronics

Microelectronics face a key challenge because of their small size. To avoid overheating, microelectronics need to consume only a fraction of the electricity of conventional electronics while still operating at peak performance. Researchers have achieved a breakthrough that could allow for a new kind of microelectronic material to do just that.

Low-Voltage, Low-Power Pressure Sensors for Monitoring Health

Researchers have found ways to develop soft OECTs for wearable pressure sensors. They first experimented with a solid type of gating substance: a charged, gelatinous substance called an ionic hydrogel. Read on to learn more.

Self-Powered Sensor for Harvesting Magnetic Energy

Because it requires no battery that must be recharged or replaced, and because it requires no special wiring, such a sensor could be embedded in a hard-to-reach place, like inside the inner workings of a ship’s engine. There, it could automatically gather data on the machine’s power consumption and operations for long periods of time.

Heating Buildings with Solar Energy Stored in Sand

Affordable thermal storage could help industries and cities capture heat that is currently wasted, as well as balance the inconsistencies in wind and solar power output. But while Polar Night Energy is eager to work directly with potential customers, they realize that the challenges ahead are too big for them to tackle alone.

EV Energy Management Powers Up

Future electric vehicles will be more efficient, more powerful, and will be able to hold more energy in their batteries than today’s EVs. Those big “mores” require countless small improvements beyond the headline component — batteries. Read on to learn more.

New Products

See the new products, including Nexperia's latest Energy Balance Calculator, StoreDot's new I-BEAM XFCTM concept, Bourns Inc.'s latest miniature resettable thermal cutoff device series, Rohde & Schwarz's wireless battery management system technology, Weidmuller USA's rugged battery connectors, Littelfuse Inc.'s overtemperature detection platform, and more.

Cobalt-Free Electrodes Achieved with Nickel Ions

A team of researchers from Japanese and French universities has developed a practical nickel-based electrode material that opens new avenues to cobalt-free batteries for electric vehicles. Read on to learn more.

Recyclable ‘Water Batteries’ That Won’t Catch Fire

A global team of researchers and industry collaborators led by RMIT University has invented recyclable ’water batteries’ that won’t catch fire or explode. Read on to learn more.

Testing the Engineering Limits for eVTOL Battery Power

Researchers at the Department of Energy’s Oak Ridge National Laboratory are taking cleaner transportation to the skies by creating and evaluating new batteries for airborne electric vehicles that take off and land vertically. Read on to learn more.

Next-Generation Binder for Lithium-ion Batteries

In a recent study published in the journal ACS Applied Energy Materials, researchers have utilized poly(vinylphosphonic acid) (PVPA) as a binder for a micro-SiO electrodes, achieving superior performance compared to conventional cells. Read on to learn more.

Thermal Management for Off-Highway Electric Vehicles

As demand increases for electric and hybrid technology advancements in the North American market, off-highway vehicles are subject to many challenges. These range from vibration and shock impacts on the vehicles, to thermal stress and adverse environmental conditions such as water, ice, humidity, dust, and grime. Read on to learn how to mitigate these threats.

How Intelligent Battery Management Drives EV Buyer Confidence

Battery management systems are poised to become a key competitive differentiator in an EV market that is seeking to grow and thrive on a global level. And by tapping into smarter BMS, automotive manufacturers are future-proofing their resources by embracing, even anticipating, trends in EV battery design. Read on to learn more.