Fraunhofer ISE builds first perovskite-silicon tandem solar cell with copper metallization
Using the mask-and-plate copper metallization technique, scientists at the German research center fabricated a 1.21 cm² perovskite–silicon tandem solar cell featuring a heterojunction bottom device. The cell achieved an efficiency of 19.35%, reportedly the highest value reached to date for this cell type using galvanic front metallization.
OPIS Global Polysilicon Marker inches higher as US Section 232 uncertainty lingers
In a new weekly update for pv magazine, OPIS, a Dow Jones company, provides a quick look at the main price trends in the global PV industry.
Colombia sets up state solar panel maker with Swedish state support
Colombia’s Ministry of Mines and Energy says it has created a state-owned solar panel manufacturer with Swedish government backing to supply domestic renewable programs and strengthen local manufacturing.
Inverted perovskite solar cell based on self-assembled monolayer achieves 26.92% efficiency
Researchers in China have developed an inverted perovskite solar cell approaching the 27% efficiency threshold. The device incorporates a specially designed self-assembled monolayer that passivates perovskite defects and enhances efficiency.
Enecom launches reinforced solar panels for boating, off-grid use
The Italian specialty module manufacturer has launched a new lightweight, semi-rigid, glass-free silicon solar panel reinforced with a thin aluminum sheet for marine, mobility, and other offgrid applications. The series includes products with a power range of 145 W to 205 W.
RenewSys launches TOPCon solar cells at REI 2025
RenewSys India unveiled its M10R n-type tunnel-oxide passivated contact (TOPCon) solar cells at the recent Renewable Energy India (REI) Expo 2025 in Greater Noida, India.
Sensorless approach for PV panel temperature monitoring
Researchers in United Arab Emirates have developed a novel model that relies on either the open-circuit voltage or the maximum power point voltage to estimate PV module operating temperature without using sensors.
US-based mPower Technology opens automated solar module line for space
mPower Technology Inc. has switched on an automated production line for its silicon solar panels designed for space missions. The site currently has an annual capacity of 1 MW, set to double by the middle of 2026.
Optimizing PV system tilt angle, MPPT using fuzzy logic controller
Researchers in the Middle East have developed a fuzzy logic controller that simultaneously optimizes the tilt angle of PV systems and performs maximum power point tracking (MPPT). Year-long simulations indicate that the proposed approach increases power generation by approximately 20%.
U.S. scientists build graphene-based solar cells than can charge supercapacitors
The solar cells combine multilayer graphene with silicon wafers, harvesting both solar and kinetic energy for continuous operation. Tests show the cells can autonomously power supercapacitors embedded in a temperature sensor.
