
This record contains the experimental data associated with the contribution ''On the viability of CIGS technology for silicon based tandem solar cells'', presented by Juan Carlos Jimeno Cuesta at the EU PVSEC 2025 conference. It is provided to ensure transparency, reproducibility, and reuse of the research findings. This research was supported by the M-ERA.NET Consortium under the 2024 Joint Call, with funding through the PARACELSis Project from the Agencia Vasca de Innovación (Innobasque), the Spanish Research Agency MICIU/AEI/10.13039/501100011033(PCI2025-16314), the Hazitek ZL-2025/00146 and the European Union.
