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Research & Development
Scientists explain unexpected hotspot formation in half-cell heterojunction modules Researchers in Japan have identified the circuit-level mechanism behind hotspot mirroring in half-cell HJT modules, showing that current mismatch can drive localized overheating in unshaded cells. The study combines outdoor measurements and simulations to reveal key design factors influencing hotspot severity, offering guidance for improving half-cell module reliability.
Lior Kahana
Aug 05, 2026
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Research & Development
Waste solar silicon repurposed as support for palladium nanoparticle catalysts Italian researchers have developed a palladium-on-silicon catalyst using recycled PV module silicon, enabling efficient microwave-assisted biaryl synthesis. The catalyst achieved high yields, recyclability, and lower environmental impact compared with conventional silicon and carbon-based supports.
Lior Kahana
Aug 04, 2026
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Technology & Products
Exploring electrochemical recovery of silver from end-of-life solar modules Australian researchers have identified 316L stainless steel as an effective electrode material for recovering silver from recycled PV cells, achieving up to 93% recovery and 96% Faradaic efficiency. The study shows that optimizing current density improves silver deposition, while copper contamination affects electrochemical behavior without causing significant co-deposition.
Lior Kahana
Jul 31, 2026
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Research & Development
Chinese researchers build 29.71% perovskite-CIGS tandem solar cell based on sulfide Researchers in China developed a four-terminal perovskite/CIGS tandem solar cell using bis(2-pyridylmethyl) sulfide (2PyS) coordination engineering to improve wide-bandgap perovskite stability by suppressing defects, halide migration, and phase segregation.
Emiliano Bellini
Jul 30, 2026
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Research & Development
Photovoltaics for onboard fish preservation Researchers in Egypt developed a solar-powered thermoelectric cooling unit for fish preservation, combining PV energy, Peltier modules, and automated temperature control to replace traditional ice-based methods. The prototype achieved efficient off-grid cooling at 5 C, with validated performance, low operating costs, and a rapid 0.15-year payback period.
Emiliano Bellini
Jul 29, 2026
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Markets & Policy
Masdar, Montenegrin utility to build 150 MW of solar The two solar projects form part of a wider joint venture between Masdar and Montenegro’s national power utility that is aiming to develop 2 GW of large-scale renewables in the country.
Lior Kahana
Jul 29, 2026
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Research & Development
Polish scientists build 21.87% semi-transparent perovskite PV cell for tandem applications The device was fabricated using a p–i–n architecture with a solution-processed tin oxide buffer layer that shields the perovskite from damage during room-temperature indium tin oxide sputtering. The team optimized the transparent rear electrode and integrated the best-performing cell into a four-terminal perovskite/silicon tandem device.
Lior Kahana
Jul 29, 2026
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Research & Development
Australian researchers achieve 30.2% efficiency for 10 cm2 perovskite-silicon tandem solar cell The result was confirmed by the PV Performance Lab at the Commonwealth Scientific and Industrial Research Organisation (CSIRO).
Emiliano Bellini
Jul 28, 2026
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Research & Development
Despite historical failure, cylindrical solar tubes may still find a place in BIPV market, say Japanese scientists Solyndra’s cylindrical CIGS solar technology highlighted both the promise and challenges of unconventional PV designs, but a new study from Japan suggests that cylindrical modules may still offer advantages in building-integrated applications. Researchers in Japan found that their curved geometry improves cooling, reduces temperature-related losses, and enables more stable energy harvesting under optimized urban installation conditions.
Emiliano Bellini
Jul 24, 2026