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Rechargeable zinc batteries: Overcoming challenges and finding opportunities Josef Daniel-Ivad from the Zinc Battery Initiative updates the current scaling of zinc battery manufacturers and technology.

Josef Daniel-Ivad

May 18, 2026

R&D

Researchers make significant advancement into thermal runaway-free sodium-ion batteries The development of a Polymerizable Non-flammable Electrolyte appears to have helped sodium-ion batteries towards a eureka moment for safety.

Apr 10, 2026

R&D

Titanium emerges as a vanadium alternative for redox flow batteries A Japanese-Chinese team developed a titanium molten salt redox-flow battery using abundant titanium ions and molten salt electrolytes to enable high-voltage, fast, and stable grid-scale energy storage. The system demonstrates high efficiency of over 97%, strong cycling stability, and improved cost and scalability compared to vanadium-based batteries, with further optimization underway.

Emiliano Bellini

Apr 08, 2026

R&D

Conductive smart hydrogels as battery electrolytes: Promising for lithium, sodium, and zinc-ion chemistries Hydrogels offer promise in batteries as an electrolyte, including lithium and sodium chemistries, due to being inherently more safe.

Apr 02, 2026

R&D

Chinese team reports hydrofluorocarbon electrolyte for 700 Wh/kg lithium battery Nature paper shows lithium-metal pouch cells above 700 Wh/kg and operation down to -70 C.

Mar 30, 2026

R&D

Spain completes testing of Europe’s largest research vanadium BESS Spain’s Fundación Ciudad de la Energía (Ciuden), a government energy research foundation, has completed operational testing of a 1 MW/8 MWh vanadium redox flow battery (VRFB) system at its Cubillos del Sil technology center, which it says is the largest vanadium flow battery in Europe dedicated to applied research.

Pilar Sanchez Molina

Mar 24, 2026

R&D

New cost-saving copper welding technique for battery cells revealed by Fraunhofer Resistance projection welding technique could unlock cost-effective copper interconnection potential. Described as a major opportunity for German battery manufacturers, the new approach to copper interconnections will now be used in commercial production.

Mar 20, 2026

pv magazine Global May Edition 2026

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1:00 – 5:00 pm, CEST | June 24, 2026

The smarter E Europe, ICM Conference Center | Munich, Germany

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pv magazine Awards 2026

pv magazine Awards 2026

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Entries open in seven categories: Modules, Inverters, BoS, BESS, Manufacturing, Sustainability, Projects.

April 01 – August 31, 2026

SunRise Arabia Update Announcement Box

SunRise Arabia Clean Energy Conference 2026

Saudi Arabia is accelerating its clean energy transition. Join the third SunRise Arabia Clean Energy Conference in 2026 to explore how solar PV and energy storage are powering the Kingdom’s growing digital economy, including data centers. Policymakers, investors, and innovators will share insights on technology, deployment strategies, and long-term value creation in Saudi Arabia’s evolving energy landscape.

9:00 am – 6:00 pm, AST | September 30, 2026

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All R&D news

R&D

Prototype magnesium battery operates at room temperature in breakthrough New research reopens the question around magnesium-based battery viability at room temperatures.

Oct 14, 2025

R&D

Battery storage boosts viability of south-facing solar facades Researchers in Germany have examined how battery storage could help façade PV systems move beyond their niche market by 2030. Their findings show that a large majority of south-oriented façades in Europe could be equipped with vertical solar arrays combined with batteries.

Emiliano Bellini

Oct 13, 2025

R&D

NREL researchers address safety implications of next-generation battery technologies Report says new evaluation methods, including AI, will help make future batteries safer.

Michael Puttré

Oct 06, 2025

R&D

Plan-B Net Zero combines battery storage and hydrogen storage in new concept The Swiss startup presented the battery plus hydrogen idea to a Symposium this week.

Oct 03, 2025

R&D

European project to use grid forming loads to stabilize power networks The Universitat Politècnica de Catalunya – BarcelonaTech (UPC) is leading a project that proposes using grid-forming loads, which includes storage, to provide maximum flexibility and to enable future electricity systems with very high renewable energy content.

Pilar Sanchez Molina

Sep 30, 2025

Technologies

Fourth Power makes the case for thermal storage as it raises $20 million It's not an easy life in thermal energy storage, but long-duration technology is important. Fourth Power continues to show promise, and CEO Arvin Ganesan discusses where and why it will prove out.

Sep 29, 2025

R&D

Spain’s CIUDEN tests sodium-sulfur battery in conjunction with solar, hydrogen production The 5.8 MWh battery storage system is integrated with a 2.1 MW solar plant and two electrolyzers to produce green hydrogen.

Pilar Sanchez Molina

Aug 19, 2025

Technologies

South Korean researchers develop nanoscale zinc-anode coating to boost stability in water-based zinc-ion batteries A thin polymer coating improves zinc-ion battery lifespan by preventing dendrites and harmful side reactions.

Aug 13, 2025

Technologies

Ore Energy brings first grid-connected iron-air battery online in the Netherlands Dutch startup Ore Energy has connected a pilot iron-air "rust" battery to the grid, a first long-duration energy storage (LDES) system fully-built in the European Union.

Jul 30, 2025

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