Inorganic perovskite solar cell based on tetraphenyl-porphine zinc interlayer achieves 82% fill factor
An international research team has proposed a perovskite solar cell architecture incorporating a thin tetraphenyl-porphine zinc interfacial layer to enhance surface potential, passivate defect states, and improve charge transport. The strategy leads to improved device efficiency and operational stability, enabling power conversion efficiencies exceeding 13%.
Anker Solix launches 7 kWh modular battery with 5 kWh bidirectional inverter
The system features AI-driven energy management, 10,000-cycle battery life, and scalable expansion up to 126 kWh.
Gotion unveils 5 MW/18.8 MWh ensclosed battery storage system
While the exact specifications of the new product, such as dimensions and weight, haven’t been disclosed, available imagery suggests potential transportation challenges.
RCT Hydrogen begins manufacturing operations at German electrolyzer factory
RCT Hydrogen has launched operations at a new electrolyzer manufacturing facility in Saarbrücken, Germany, with planned annual production capacity of 250 MW and a first 5 MW system scheduled for assembly in 2026.
Sungrow proposes multi-microgrid clusters for mining above 100 MW
Sungrow has released a mining microgrid power solutions white paper in partnership with TÜV Rheinland and the China Electrotechnical Society covering application scenarios from 2.5 MW up to more than 100 MW.
China tightens carbon accountability framework, strengthening structural push for renewables
Beijing has introduced a stricter national carbon evaluation system that formally holds provincial governments accountable for emissions reduction and energy transition targets.
CATL raises $5 billion in share sale, Sungrow files for Hong Kong IPO for the second time
CATL has completed a roughly $5 billion share sale in Hong Kong on Tuesday. Meanwhile, Chinese inverter and battery manufacturing giant Sungrow is making a second attempt at an IPO after its initial listing bid, launched in October 2025, lapsed.
China commissions salt cavern hydrogen storage project
China’s first large-scale salt cavern hydrogen storage demonstration project has been commissioned in Henan province. The 1.5 million m³ facility validates geological hydrogen storage technology and supports renewable energy integration.
Longi announces world record efficiency of 28.13% for silicon solar cell
Longi claims to have achieved the world’s highest efficiency for a silicon solar cell. The result was confirmed by Germany’s Institute for Solar Energy Research Hamelin (ISFH).
CATL secures world’s largest sodium-ion battery order with Hyperstrong
The two companies announced a 60 GWh supply agreement on Monday, marking a pivotal step in the commercialization of sodium-ion battery technology.
