Batteries

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.

Leveraging AI for EV Performance Improvement

As commercial fleets adopt more electric vehicles, they need accurate state-of-health measurements and smart charging algorithms to ensure their EVs have minimum unscheduled downtime. To solve these problems effectively, we need comprehensive data collection, capable computing infrastructure, and intelligent algorithms.

Putting a New ‘Charge’ in EV Recharging

Although there have been questions about the continuing consumer uptake of EVs, BMW’s Niels Bohn said that the robustness of the charging network is the key to achieving consumer acceptance.

How Adhesives Address the Challenges of Manufacturing Microbatteries

Currently, researchers are exploring the use of adhesives in combination with laser-cut gasket materials to deliver maximum energy density, miniaturization, and while maintaining a high degree of hermetic integrity to assure long-lived operation and efficiency.

Improving and Increasing Energy Density of Batteries

When it comes to making batteries that last longer, a team of researchers including engineers at Brown University and Idaho National Laboratory believes the key might be in how things get clean — specifically how soap works in this process.

Cobalt-Free Batteries Could Power EVs of the Future

Many electric vehicles are powered by batteries that contain cobalt — a metal that carries high financial, environmental, and social costs. MIT researchers have now designed a battery material that could offer a more sustainable way to power electric cars. The new lithium-ion (Li-ion) battery includes a cathode based on organic materials, instead of cobalt or nickel (another metal often used in Li-ion batteries).

New Cathode Material for Sodium-Ion Batteries

Researchers at the U.S. Department of Energy’s Argonne National Laboratory have invented and patented a new cathode material that replaces lithium ions with sodium and would be significantly cheaper.

New Products

See the new products, including Beam Global’s EV ARC, an advanced sustainable charging infrastructure solution for EVs; Solvay's SolvaLite® 716 FR, an innovative fast-curing epoxy prepreg system; Recyclus Group's solution for the safe storage and transportation of lithium-ion (Li-ion) batteries, the LiBox; and Freudenberg Sealing Technologies' new type of foldable gasket for battery electric vehicles.

Structurally Healable, Highly Conductive New Cathode for Solid-State Lithium-Sulfur Batteries

Engineers at the University of California San Diego have developed a new cathode material for solid-state lithium-sulfur batteries that is electrically conductive and structurally healable — features that overcome the limitations of these batteries’ current cathodes.