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.
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.
Waaree unveils 645 W back contact solar module with 23.88% efficiency
Waaree Energies has entered the back contact module business with a TOPCon dual-glass module. The new product is based on cells with G12R format.
Solinteg unveils hybrid inverter series for C&I applications
The Chinese manufacturer said the product line includes five models with outputs ranging from 25 kW to 50 kW, supporting charge and discharge currents of up to 150 A.
Idemitsu developing CIGS solar modules for satellites
Japan’s oil giant Idemitsu Kosan and U.S.-based Source Energy Company announced a collaboration to develop copper indium gallium-selenide solar modules and arrays for satellite and space applications.
GoodWe releases new residential all-in-one storage solution
The Chinese company says that its new ESA series is available with a hybrid inverter ranging from 3 kW to 10 kW and storage capacities of 5 kWh to 48 kWh. The IP66-rated product supports an MPPT current of up to 20 A on the PV side and allows 200% PV oversizing, according to the manufacturer.
Indonesia expected to reach 23.2 GW of solar by 2035
UK consultancy GlobaData projects Indonesia will surpass 1 GW of cumulative solar capacity this year, before growth accelerates towards 9.1 GW by the end of the decade and 23.2 GW by 2035.
Increasing PVT-assisted heat pump efficiency with liquid overfeed design
Researchers in China developed a large-scale PV-thermal heat pump system using a liquid overfeed method that reportedly improves both thermal and electrical efficiency. Field tests showed up to a 4.81% boost in power generation and significantly reduced pressure losses compared to conventional systems.
Adani Group to build India’s largest battery storage project
Adani Group says it will install a 1,126 MW/3,530 MWh battery energy storage system (BESS) at its Khavda renewable complex, marking India’s largest and one of the world’s biggest single-site deployments.
Bangladesh opens testing lab to certify solar module quality
The Bangladesh Standards and Testing Institution (BSTI) says its new solar module testing laboratory in Dhaka marks a major step toward enforcing quality standards and supporting the nation’s export ambitions.
