Rajeshwari Gattu

Rajeshwari Gattu

The researchers combined a solvent-free perovskite top cell with an HJT bottom cell to produce a 2-terminal tandem device with 27.3% efficiency.

Solvent-Free Perovskite-Silicon Tandem Cell Achieves 27.3% Efficiency

Rajeshwari Gattu

Sep 04, 2026

2 min read

Hanersun showcased PV modules for utility-scale and distributed applications, along with a liquid-cooled C&I ESS, at Intersolar South America 2026.

Hanersun Showcases Solar Modules & C&I Storage System

Rajeshwari Gattu

Sep 03, 2026

2 min read

KIER researchers achieved a Fraunhofer ISE-certified efficiency of 26.7% for a thin-film tandem solar cell combining a perovskite top cell with a CIGS bottom cell.

KIER Achieves 26.7% Efficiency For Perovskite-CIGS Tandem Cell

Rajeshwari Gattu

Sep 03, 2026

2 min read

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