Technologies
Technologies pv magazine
Technologies pv magazine

Energy storage systems come in many forms, leveraging different technology types. A class of electrochemical storage, lithium-ion batteries have established themselves as the industry standard.

But there are many new technologies vying for their market share.

Sodium-ion batteries are widely considered a sustainable and resource-saving answer to future energy storage, while flow batteries offer a viable alternative in long-duration storage applications.
However, the path to commercialization is not a straightforward one.

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Advanced sodium-ion battery prototypes now approaching 200 Wh/kg An international team of scientists has reviewed recent advances in sodium-ion battery components, highlighting their potential as a lower-cost, more sustainable alternative to lithium-ion batteries. The researchers identify key challenges including lower energy density, shorter cycle life and manufacturing constraints, while pointing to advances in materials and electrolytes as important to future commercialization.
Lior Kahana
Aug 10, 2026
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ContourGlobal announces 3 GWh of CATL BESS for global projects The deal is for CATL's most commonly used big battery technology across three major projects.
Tristan Rayner
Aug 10, 2026
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TerraFlow and Shoals target 5 GW vanadium flow deployment US companies sign agreement in a bid to boost flow battery deployment, with the data centers, industrial users and utilities seen as potential offtake partners.
Matthew Lynas
Aug 07, 2026
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US-French partnership targets anode-free, sodium-ion battery commercialization University of Colorado Boulder spin out enters joint agreement with French cell manufacturer. Commercial applications for anode-free sodium-ion batteries include data center, defense, aerospace, and e-mobility, according to the new partnership.
Blathnaid O’Dea
Aug 06, 2026
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Stackelberg game framework optimizes distributed energy storage allocation Researchers have developed a game-theory-based method for optimizing the location, capacity and operation of distributed energy storage. Simulations on a 33-node distribution network reportedly reduced load fluctuations from 25.98% to 14.25% while requiring around 85% less storage capacity than conventional methods.
Lior Kahana
Aug 06, 2026
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New framework optimizes energy storage for worst-case grid outages Researchers have developed a framework that simultaneously determines the optimal siting and sizing of energy storage while identifying worst-case grid component failures. They said the framework analyzed power networks with up to 116 buses in less than 100 seconds.
Lior Kahana
Aug 04, 2026
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JT Solar teams with UNSW to launch battery testing lab Researchers from the University of New South Wales and clean tech company JT Solar Technologies have established a facility to test the real-world performance of battery energy storage systems as Australia’s home battery installations numbers continue to climb.
David Carroll
Aug 03, 2026

All Technologies news

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Varta group
German initiative to develop scalable sodium-ion batteries A collaborative project led by German battery supplier Varta aims to develop industrial-scale sodium-ion battery technology. The final product of the three-year, €7.5 million ($8.08 million) project will be a small series of round cells for electric vehicles and stationary storage systems.
Patrick Jowett
May 16, 2024
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Diagrams of vanadium redox flow batteries
Evaluating the profitability of vanadium flow batteries Researchers in Italy have estimated the profitability of future vanadium redox flow batteries based on real device and market parameters and found that market evolutions are heading to much more competitive systems, with capital costs down to €260/kWh at a storage duration of 10 hours.
Marija Maisch
May 01, 2024
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Honda electric vehicle
Car batteries can optimize the power grid Australian researchers have found that if 10% of vehicles are electric and utilize V2G connections, they could reduce peak electricity demand at local substations by 6% and save car owners hundreds of dollars per year on charging costs.
John Fitzgerald Weaver
Mar 13, 2024
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World map with pumped hydro markers
Global atlas for pumped hydro at mining sites The researchers that created the atlas considered mining pits, pit lakes and tailings ponds within mining sites and located nearby reservoirs. The selected sites have a potential storage capacity of 30 TWh.
Emiliano Bellini
Feb 28, 2024
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Long-duration storage
Long-duration storage market to hit $223 billion in 20 years, says IDTechEx Alternatives to lithium-ion batteries will likely emerge in the years to come, according to a new report by IDTechEx.
Ryan Kennedy
Feb 06, 2024
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Lamborghini with lithium-ion batteries
Organic cathode for high-energy, fast-charging lithium-ion batteries Massachusetts Institute of Technology (MIT) researchers have developed a new organic cathode material with an energy density higher than most cobalt-based cathodes. It can charge–discharge in as little as six minutes. Automaker Lamborghini has licensed the patent for the technology.
Marija Maisch
Feb 01, 2024
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Stack of a vanadium flow battery
Chinese researchers develop high power density vanadium flow battery stack Researchers at the Dalian Institute of Chemical Physics (DICP) in China have developed a 70 kW-level vanadium flow battery stack. The newly designed stack comes in 40% below current 30 kW-level stacks in terms of costs, due to its volume power density of 130 kW/m3.
Marija Maisch
Jan 24, 2024
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Toyota concept car
New solid state battery charges in minutes, lasts for thousands of cycles Researchers from the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have developed a new lithium metal battery that can be charged and discharged at least 6,000 times — more than any other pouch battery cell — and can be recharged in a matter of minutes.
Marija Maisch
Jan 15, 2024

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