Energy Storage

Greener Energy? Drinkable Seawater? This Sodium-Ion Battery Breakthrough May Deliver Just that

Researchers detail how an existing sodium-based material, sodium vanadium oxide, can perform significantly better when the water it naturally contains is not removed.

Top 5 Tech Briefs Quizzes of 2025

Learn which of our little tests were the most popular this year. Find out which five quizzes topped our 2025 list. Thanks for yet another year of loyal readership; we appreciate your devotion to Tech Briefs. Happy Holidays!

The End of the Beginning: Why the EV Market Will Overcome the Loss of Tax Credits

Will EV sales in the U.S. double by the end of the decade, or more? Will the U.S. keep pace with China’s relentless iterative improvements on EV technology, or will China increasingly dominate the rapidly electrifying global transportation industry? Read on to learn more.

How Carbon Fibers Can Help Manufacture Li-ion Batteries

Oak Ridge National Laboratory researchers have overcome a barrier to using a more affordable, dry process for manufacturing the Li-ion batteries used in vehicles and electronic devices. The resulting batteries provide greater electricity flow and reduced risk of overheating. Read on to learn more.

Breakthrough Advances Sodium-Based Battery Design

Read on to learn about research that raises the benchmark for sodium-based all-solid-state batteries and demonstrates thick cathodes that retain performance at room temperature down to subzero conditions.

Breaking the Rules to Build a Better Battery

By flipping a foundational belief in battery design, Hailong Chen and his team found that charging zinc-ion batteries at higher currents can make them last longer. Read on to learn more about this surprising result.

The Hidden Heroes of Hydrogen Flight: Sealing and Materials

In this sponsored episode of the Aerospace & Defense Technology podcast, Margaux Ningre-Coirier, Aerospace Sales and Market Development Manager at Omniseal Solutions, is the guest to analyze how advanced sealing solutions are becoming the hidden enablers of safe, efficient hydrogen-powered advanced air mobility (AAM). Listen now!

New Triple-Junction Tandem Solar Cells with Increased Power Efficiency

Researchers from the National University of Singapore have developed a novel triple-junction perovskite/Si tandem solar cell that can achieve a certified world-record power conversion efficiency of 27.1 percent across a solar energy absorption area of 1 sq cm, representing the best-performing triple-junction perovskite/Si tandem solar cell thus far. Read on to learn more.

GM to have LMR long-distance battery deployed by 2028

A GM battery executive told an audience at the Battery Show North America audience Tuesday that the company would deploy a lithium manganese-rich (LMR) battery by 2028 in some of its...

Solving Fleet Electrification Bottlenecks with Battery-Integrated Charging Systems

Charging infrastructure has become the primary bottleneck to fleet electrification. Despite growing demand for electric trucks and increasing pressure to decarbonize logistics operations, many fleet operators face long delays for grid upgrades, transformer installations, and permitting, at times waiting more than a year to power vehicles that have already arrived. OptiGrid was formed in response to this growing gap between vehicle readiness and infrastructure availability. Read on to learn more.

Developing High-Energy, Stable All-Solid-State Lithium Batteries Using Aluminum-Based Anodes and High-Nickel Cathodes

Researchers from Nanjing University, led by Professor Ping He and Professor Shaochun Tang, have published a comprehensive study in Nano-Micro Letters on the development of high-energy, stable all-solid-state lithium batteries using aluminum-based anodes and high-nickel cathodes. Read on to learn more about it.

New AI Tool Predicts Lithium Metal Anode Failures from Just Two Early Cycles

In a groundbreaking study, researchers at Tsinghua Shenzhen International Graduate School and the Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, have developed a predictive model that uses electrochemical data from the initial cycles of LMBs to forecast potential failures. Read on to learn more.

Thick Electrodes’ Chemistry Matters More Than Structure for Battery Performance

A team of Rice University researchers led by materials scientist Ming Tang showed that even if the materials used in thick battery electrodes have nearly identical structures, their internal chemistry impacts energy flow — and, hence, performance — differently. This finding goes against conventional wisdom in the field. Read on to learn more.

AI Breakthrough Unlocks ‘New’ Materials to Replace Lithium-Ion Batteries

In research published in Cell Reports Physical Science, an NJIT team successfully applied generative AI techniques to rapidly discover new porous materials capable of revolutionizing multivalent-ion batteries. Read on to learn more.

Eco-Friendly Upcycling: Turning Spent Batteries into High-Voltage Energy Storage Systems

A research team led by Dr. Yosep Han at the Korea Institute of Geoscience and Mineral Resources has successfully developed an eco-friendly electrochemical process to upcycle lithium manganese oxide, a common cathode material in spent lithium-ion batteries. Read on to learn more.

Finding the Length ‘Sweet Spot’ for Yarn-Shaped Supercapacitors

Researchers at North Carolina State University have now identified a “sweet spot” at which the length of a threadlike energy storage technology called a “yarn-shaped supercapacitor” yields the highest and most efficient flow of energy per unit length. Read on to learn more.

Scalable Supercapacitor Technology Made from Graphene

Supercapacitors are siblings of batteries. Both technologies store electrical energy. Batteries have a high energy density but a low power density. In other words, they can store a lot...

How Much Do You Know About Wind Turbines?

Wind turbines are imperative in our search for renewable energy as we aim to reduce our reliance on fossil fuels. How much do you know about wind turbines? Find out with this quiz.

Flexible Silicon Photovoltaics: A Breakthrough in Space-Grade Solar Power

In-space manufacturing is expected to become a core part of future space economy by using assets in orbits or beyond Earth orbit for use in space. Tech Briefs interviewed space-focused solar energy startup Solestial’s CTO Stanislau Herasimenka about the key technology developments leading to this increased momentum for space-based manufacturing and the role solar power will play in it. Read on for the full interview with Herasimenka, edited for length and clarity.

New Physics-Based Simulation Tool Accelerates Battery Development

For years, researchers have been developing tools to accelerate the materials discovery and development of new energy storage technologies, including those that can predict the performance of the batteries systems for long-term grid services. With a new physics-based simulation tool, EZBattery Model, it now takes less than a second to predict the performance of redox flow batteries and its variants. Read on to learn more.

Laying the Building Blocks for the EV Smart Grid

This article introduces the fundamental concepts behind EV load management, which allows fleet operators to fit more EV chargers on the utility service that they currently have. Read on to learn more.

Why Accurate SoC and SoH Estimation Is Critical for Battery Longevity and Business Success

The modern world runs on battery power. The world’s most critical industries are widely adopting battery-powered systems to achieve decarbonization goals, energy independence, and mobility. Still, like any technology, battery performance and business success depend on how well they’re managed. Read on to learn what this means.

Smoothing Over Rough Edges in Batteries

Battery performance suffers over time, like when a phone needs to be charged more frequently after years of use. A thin film that forms on the metal anode when the battery is charging and discharging plays a part in that issue. This film has benefits, but its roughness gradually wears the battery down. Researchers have discovered a temporary version of this film that appears at rapid discharge speeds and dissolves back into the battery when the process finishes. Read on to learn more.

Multiphysics Modeling and Simulation Enhances BESS Design

Electrical grids and data centers around the world use battery energy storage systems (BESS) as a power source, and the adoption of BESS is only continuing to grow. Read on to learn more about we can enhance BESS.

Fast-Charging, Long-Running, Bendable Supercapacitor

This technology has potential as a portable power supply in several applications, including electric vehicles, cellphones, and wearable technology.

A Path to Safer, High-Energy Electric Vehicle Batteries

This research has far-reaching implications, offering a path to safer, more efficient batteries that can support the growing demand for electric vehicles. As the world moves towards cleaner energy solutions, these advancements are crucial for making EVs more viable and attractive for consumers. Read on to learn more.

Anode-Free Solid-State Batteries: Beyond Li-ion’s Limitations

A team led by Kelsey Hatzell, Associate Professor of Mechanical and Aerospace Engineering and the Andlinger Center for Energy and the Environment, has uncovered insights that could help power a new type of battery, called an anode-free solid-state battery, past Li-ion’s limitations. Read on to learn more about it.