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Discover the latest updates on the project. Our news section gives you essential insights.

TANDEM parallel session celebrated within PVCon 2026, June 2026.

TANDEM parallel session celebrated within PVCon 2026, June 2026.

The workshop, originally contemplated as target action included in the Dissemination plan of the Project, counted with presentations from all project partners and allowed to share the objectives and the current status of the ongoing project with the international Academic community.

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TANDEM participation in SiliconPV 2026, April 2026

TANDEM participation in SiliconPV 2026, April 2026

Researchers from IES-UPM and Kalyon-PV presented the latest results on the optoelectronic characterisation of Ga-doped wafers from the TANDEM consortium in the international conference SiliconPV 2026, celebrated in Ankara, Türkiye.

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TANDEM follow-up meeting in Madrid

TANDEM follow-up meeting in Madrid

On March 10th, 2026, a meeting of the consortium was held in Madrid, at the headquarters of the Solar Energy Institute from Universidad Politécnica de Madrid.

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IESUPM has been researching in PV since its foundation in 1979. IESUPM will bring to the project its knowledge in the development of silicon-based PV and the manufacturing of solar cells,  contributing to the characterization of wafers and devices, with special emphasis on the implementation of defect engineering schemes to improve material quality.

Go to www.ies.upm.es

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Kalyon PV is an integrated factory combining, since 2020, ingot, wafer, cell, and module lines, and also R&D department under the same roof, for the production of crystalline silicon solar modules with a capacity which was recently increased from 1.2 GW to 2 GW. They will produce silicon substrates optimizing their properties for their use in silicon bottom cells.

Go to www.kalyonpv.com

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GUNAM spun-out from Middle East Technical university in 2021 as Türkiye’ national Center for Solar Energy Research and Applications. In this project, bottom structure TOPCon layer will be developed at GUNAM PV pilot line (GPVL) with 100 wafer/h processing capacity using industrial fabrication tools and precursors. Additionally, GUNAM has an outdoor testing that will be used to test the TANDEM mini modules.

Go to www.odtugunam.org

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SALD B.V. is a SME based in Eindhoven the Netherlands, that builds and develops equipment for spatial atomic layer deposition (sALD) processes. SALD will contribute to the project with its expertise on atomic layer deposition of buffer layers (the layers protecting the top of the perovskite cell against damage from a sputtered top electrode) and the interfacial recombination junction.

Go to www.spatialald.com

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TNO has a long track record in the development and industrialization of high-efficiency silicon cell and module technology, and a leading position in development and scaling up of semi-transparent perovskite cells and modules. In this project, together with SALD, TNO will add the perovskite cell stack on the silicon bottom cell half-fabricates and finalize the tandem cell. TNO will also produce mini-modules from these cells.

Go to www.tno.nl/en

Clean. Renewable. Efficient.

If you are interested in this project, please contact us. We will be happy to provide you with further information..

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TANDEM-project
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