"The solar industry has long needed a more rigorous approach to hail testing," said RETC president and CEO Cherif Kedir. "The ...

Every solar panel company makes bold claims about its panel efficiency, maximum wattage availability, temperature coefficient and other specs in optimal conditions. Anyone who does product testing ...

The Renewable Energy Test Center (RETC) released its 2024 PV Module Index report, evaluating the reliability, quality, and performance of solar panels. Solar modules are put through a variety of ...

The solar industry has fought for decades to earn its reputation as the fastest, cheapest way to decarbonize the grid. But in 2025, as deployment accelerates and policy support wanes, the industry ...

“Four years ago, that was at 50% and it’s steadily increased since,” said Tristan Erion-Lorico. Image: Kiwa PVEL. A total of 83% of module manufacturers have had at least one test failure in the Kiwa ...

The researchers found that the 50-50 recycled modules performed as well as the panels made with virgin glass. Image: Solarcycle US solar PV recycling firm, Solarcycle, has produced a pilot module ...

A research team from the U.S. National Renewable Energy Laboratory has analyzed n-type modules deployed in a 3 MW commercial PV project in an effort to assess the high degradation rate reported by the ...

Technicians dismantled the vintage 10-square-meter 1-kilowatt solar array last year, running the solar panels through rigorous lab testing per international standards and finding impressive results.

Researchers at IMDEA Nanoscience (Madrid) have developed a perovskite solar cell with a certified efficiency of 25.2%, very ...

Solar cells face gradual deterioration when exposed to ultraviolet radiation, which can damage sensitive layers such as electrolytes in dye-sensitized cells. To mitigate this, manufacturers typically ...