Batteries

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.

Control Valves: Essential Components for EV Battery Manufacturing and Recycling

Recovery of valuable elements within the EV battery is essential for the health and viability of the industry. In recycling used EV batteries, controls valves are required. Read on to learn more.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

My Opinion: We Should Take a Broad View of Energy Storage

My opinion: We need a holistic approach to energy storage — we should start with the general category and then analyze the pros and cons of different technologies to solve different problems.

Advanced Binders for Advancing Li-ion Batteries

The work involved fabricating electrodes containing PVPA, PAA, and PVDF as binders, and their performance was assessed through electrochemical experiments and density functional theory.

Sensors — Powering the Future of Transportation

The next generation of sensors needs to maintain efficiency and cost-effectiveness while ensuring fast, accurate, and reliable communication.

A Breakthrough in Fast-Charging Lithium-Sulfur Batteries

Research shows that the next generation of lithium-sulfur batteries may be capable of being charged in less than five minutes, instead of the current several hours it takes.

The Future of Hybrid and Electric Military Vehicles

Rick Kewley, Vice President, Product Development and Advanced Engineering for GM Defense LLC, is the guest on this episode of the Aerospace & Defense Technology podcast to discuss some of the company's latest research and development on hybrid and electric-powered military vehicles.

All-Liquid Iron Flow Battery Is Safe, Economical

A commonplace chemical used in water treatment facilities has been repurposed for large-scale energy storage in a new battery design by researchers at the DoE’s Pacific Northwest National Laboratory.

Can Solid-State Batteries Commercialize by 2030?

Automakers are increasingly focusing on the long-delayed promise of solid-state batteries. With no liquid electrolyte, these batteries can be lighter, safer (with reduced fire risk), faster to recharge, and more energy dense while still being able to deliver ranges of 600 miles (965 km) or more.

Upcycling Commercial Fleets into Circular EVs

Based on the success thus far, Evolectric hopes to introduce its technology to more markets worldwide where demand is growing for affordable and accessible EVs. The company hopes to build a network of local partners capable of carrying out all installation and maintenance services.