Batteries

Triggering Li-ion Battery Cells with Laser Radiation

Inducing TR in a battery cell allows engineers to test and improve the safety performance of overheated batteries that can potentially catch fire or explode.

Water-Activated Paper Battery

A team of researchers at EMPA have developed a water-activated disposable paper battery.

Glassy Electrolyte Holds Promise for an All-Solid-State Sodium Battery

Lithium-ion batteries are currently the preferred technology for powering electric vehicles, but they’re too expensive for long-duration grid-scale energy storage systems.

Electrolyte Additive Improves Battery Performance

The work could lead to improvements in the energy density of lithium batteries that power electric vehicles.

Designing Sodium-Ion Batteries with Extended Longevity

In batteries, electrolyte is the circulating “blood” that keeps the energy flowing. The electrolyte forms by dissolving salts in solvents, resulting in charged ions that flow between the positive and negative electrodes.

Building Temperature-Resilient Batteries

In tests, the proof-of-concept batteries retained 87.5 percent and 115.9 percent of their energy capacity at -40 °C and 50 °C (-40 °F and 122 °F), respectively.

Extending the Lifetime of Organic Aqueous Flow Batteries

Over the course of their research, the team discovered that these anthraquinones decompose slowly over time, regardless of how many times the battery has been used.

An Alternative to Lithium-Ion Batteries

Have we found a better alternative to lithium-ion batteries?

Advancing Battery Technology: The 2022 Battery Show Preview

The largest battery and electric vehicle technologies trade show in North America.

Ecological Power Storage Battery Made of Vanillin

Vanillin is converted into a redox-active electrolyte material for liquid batteries.

Maximizing the Performance of Battery Cells for Better Energy Storage

The National Renewable Energy Laboratory is leading the development of new lithium-ion (Li-ion) battery designs specific to the stationary storage requirements.

Products of Tomorrow

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that innovation.

Protecting Electric Vehicle Charging Systems with Advanced Current Sensing

While battery range and charging times are getting the most attention when it comes to electric vehicle (EV) charging systems, safety and reliability are a critical...

Predict Battery Lifetimes with Machine Learning

In a new study, researchers at the U.S. Department of Energy’s (DOE) Argonne National Laboratory have turned to machine learning to predict the lifetimes of a wide range of different battery...

Manufacturing Advances in Solid-State Batteries

Battery engineers targeting electric vehicles (EVs) continue to research designs with solid-state electrolyte because of the alluring twin promises of significantly higher energy densities...

Leading the Charge: Fast 40

From multinational battery developers to commercial-vehicle components manufacturers merging new-age motors with established power-transfer technologies, Battery & Electrification Technology's Fast 40 presents...

The Rechargeable Renaissance

After years of lukewarm reception and limited funding, it looks as if the battery electric vehicle (BEV) market is finally going full throttle. According to a recent Forbes article, Schmidt Automotive Research...

New Products

Battery Management Solution InnovationLab (Heidelberg, Germany) has launched BaMoS, its battery monitoring solution for automotive applications. BaMoS uses ultra-thin printed pressure and temperature sensors to capture...

Developing a Better Way to Recycle Lithium-Ion Batteries

Decarbonizing transportation is key for meeting U.S. greenhouse gas reduction targets because moving people and goods is the largest direct source of climate-altering emissions....

Extending Battery Life of Small Drones

A continuous flight of small drones over its perimeter could enhance security of the nation's border, but there is one small problem: The battery limitation of small drones (they last about 30 minutes) is...

Micro-Supercapacitors Enable Fast Charging

Micro-supercapacitors could revolutionize the way we use batteries by increasing their lifespan and enabling extremely fast charging. Now, researchers at Chalmers University of Technology have...

A High-Energy Density Lithium-Ion Battery

National Institute for Materials Science (NIMS) and Softbank Corp. have developed a lithium-air battery with an energy density over 500Wh/ kg - significantly higher than currently lithium-ion batteries....

Hydropower Technology Swaps Dams with Electric Trucks

In steep mountain regions, the potential for generating electricity from a small stream of water is high, however, the hydropower potential of these regions remains untapped as it...

New Material Offers Promise for Solid-State Batteries

Researchers from the University of Waterloo, Canada, who are members of the Joint Center for Energy Storage Research (JCESR), headquartered at the U.S. Department of Energy's (DOE) Argonne...

Using Silver Sintering in Traction Inverter Assembly

Traction inverter power density (KW/L) and efficiency ($/KW) strongly impact electric vehicle (EV) weight, driving range, and cost of ownership. Unfortunately, traditional soldered power...