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solar sector
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- 1LONGi lifts silicon solar cell efficiency to record 28.29%●LONGi pushes silicon solar efficiency to 28.29%, nearing the technology's theoretical ceiling
Chinese solar manufacturer LONGi reports a new silicon solar cell efficiency record of 28.29%, closing in on the technology's theoretical limit of around 29%. The milestone highlights how far cell engineering has progressed and how little headroom remains for conventional silicon, intensifying focus on next-generation designs like perovskite tandem cells. Industry observers are weighing what the achievement means for future cost reductions and the solar sector's competitive race.
- 2Germany's solar output already tops all of last year●Deutschland hat 2026 bereits 90,2 Terawattstunden # Solarstrom erzeugt. Damit liegt die Produktion schon Ende September
Germany has generated 90.2 terawatt hours of solar power so far this year, and with the year only at the end of September the figure already exceeds the full-year 2025 total of 90.0 terawatt hours. According to the Federal Association of the Solar Industry, an unusually high number of sunshine hours and continued capacity expansion drove the record production, underlining the rapid growth of the country's renewable energy sector.
- 3Toyo Solar signs $240 million in supply deals before Humble expansion▼Solar manufacturer Toyo signs $240 million in supply deals ahead of Humble expansion
Japanese solar manufacturer Toyo has signed supply agreements worth $240 million as it prepares to expand operations in Humble, Texas. The deals lock in component supply ahead of the new facility, and the announcement is being picked up across energy and business press as a sign of continued growth in US solar manufacturing.
- 4Elgin buys 200MW Irish solar project from GP Joule▼Elgin acquires ‘late-stage’ 200MW solar PV project in Ireland from GP Joule
Elgin has acquired a late-stage 200MW solar PV project in Ireland from German developer GP Joule. The deal adds a significant utility-scale asset to Elgin's Irish pipeline at an advanced stage of development, reflecting continued investor interest in Ireland's growing solar sector. Details on price and construction timelines have not been disclosed.
- 5Penn State to host talk on AI and climate impacts on renewables▼Oct. 2 talk to discuss AI insight for climate change impacts on renewable energy
Pennsylvania State University is hosting a talk on October 2 examining how artificial intelligence can offer insights into climate change impacts on renewable energy. The event will bring together researchers to discuss how AI tools can help predict and manage climate-related challenges facing solar, wind and other renewable power sources.
- 6CertainTeed launches Landmark PWR solar roofing system▼CertainTeed release new solar roofing system Landmark PWR
Building materials maker CertainTeed has released Landmark PWR, a new solar roofing system. The product combines solar generation with traditional asphalt shingle roofing, aimed at homeowners who want renewable energy without separate panel mounts. Trade coverage in the solar industry is reporting the launch, though detailed specifications and pricing have not yet been widely shared.
- 7Shoals Technologies Group Rings Nasdaq Opening Bell▼Shoals Technologies Group, Inc. Rings the Nasdaq Stock Market Opening Bell
Shoals Technologies Group, Inc. rang the opening bell at the Nasdaq Stock Market. The ceremonial bell-ringing puts the electrical components supplier, which serves the solar and electric vehicle infrastructure sectors, in the market spotlight for the day. No further details about the event or any company announcements accompanying it have been reported.
- 8Massachusetts startup unveils versatile solar-powered boat●Massachusetts startup floats a versatile new solar boat
A Massachusetts startup has introduced a new solar-powered boat designed to serve multiple purposes. The vessel runs on solar energy, offering a cleaner alternative to fuel-powered boats for work or leisure on the water. Coverage highlights the craft's versatility and its potential role in the growing shift toward electrified, low-emission marine transport.
- 9ABB launches new meter socket for solar installations●ABB launches the Microlectric® BS225M-TCVCN meter socket to support growing demand for solar energy
ABB has introduced the Microlectric BS225M-TCVCN meter socket, a new product aimed at supporting the growing demand for solar energy. The launch adds to ABB's electrical equipment range and is designed to accommodate solar installations connected through the metering point. The announcement has drawn attention within the energy sector as solar adoption continues to expand.