Topic · 9 stories
solar-cells
The solar-cells tag covers photovoltaic technology developments, explaining how cell efficiency and manufacturing innovations directly impact the cost and performance of renewable energy systems.
Solar perovskite finds a way to overcome one of its major commercial hurdles: light-induced degradation
Researchers from PolyU and Zhejiang University identified a mechanism for light-induced degradation in perovskite solar cells and developed a treatment to repair inter-crystal defects. This advance is significant for solar professionals as it addresses a major obstacle to the large-scale commercialization of this high-efficiency photovoltaic technology.
Solar glass survives ~20J hail impacts, but modules crack at lower energy when ice hits near the edge
Sandia National Laboratories research demonstrates that solar module glass withstands impacts up to 20 joules, but modules crack at lower energies when ice strikes near the edge. This finding is critical for engineers and installers to understand the specific mechanical vulnerabilities of large-format modules under severe weather conditions.
34% Efficiency Solar: China Bans Export of Its Future Cells
China has proposed export restrictions on 12 photovoltaic technologies, including TOPCon and heterojunction architectures, citing national security concerns. This move impacts the global supply chain for high-efficiency solar cells, which are essential for advancing the performance and cost-effectiveness of future solar installations.
Ultra-thin perovskite solar cells achieve near-27% efficiency, expanding clean energy potential
Researchers from Southeast University and Soochow University published a method for flexible perovskite solar cells achieving near 27% efficiency in small-scale devices. This progress in efficiency and stability is significant for expanding solar applications to curved or mobile surfaces where rigid panels are impracti
Flexible, Film-Light Solar Panels Expand Applications on Curved Surfaces
Researchers in China have developed a flexible perovskite solar cell with an efficiency of nearly 27% that meets the IEC 63163 stability standard. This achievement provides a critical foundation for transitioning flexible photovoltaic technology from laboratory research to industrial production for diverse applications.
Perovskite-silicon tandem solar cells: 35.5% record efficiency in 2026
LONGi has achieved a certified laboratory efficiency of 35.5% for perovskite-silicon tandem solar cells, setting a new absolute record. This milestone demonstrates the potential to overcome the physical limits of pure silicon, which is significant for professionals tracking the next generation of high-efficiency photovoltaic technologies.
Climate change could boost solar power production in Sweden by 5%
Swedish researchers have published a study projecting a 5% increase in photovoltaic production in Sweden by 2100 due to climate change factors. This analysis provides critical data for engineers to accurately estimate local solar output in high-latitude regions with significant snow cover.
Serrated Surfaces Could Push All-Perovskite Tandem Solar Cells Toward 31
A simulation study from Huazhong University of Science and Technology demonstrates that serrated microstructures can reduce reflection losses and increase the simulated efficiency of all-perovskite tandem cells to 31.13 percent. This research is significant for solar professionals as it identifies a specific optical design strategy that could help overcome current efficiency barriers in next-generation perovskite tandem technologies.
China: Revisions to the Export Control Technology Catalog: How Do Photovoltaic Companies View It?
China's Ministry of Commerce and Ministry of Science and Technology have proposed adding 12 photovoltaic technologies to the export control catalog, covering polysilicon, wafer, and cell manufacturing. This regulatory shift requires solar and energy-storage professionals to monitor compliance frameworks that may influence global supply chain strategies and technology transfer practices.