Science & Learning Insights blog

Application insights from slot-die coating research

Our technical work spans a broad range of applications, from novel photovoltaic devices to next-generation batteries, fuel cells, medical diagnostics, and printed electronics. The Insights blog explains how slot-die coating applies in each of these fields, for readers who are new to the method and for those already using it, and how to develop and scale your work with high-quality slot-die tools.

Batmachine lightnings and batteries

Calendering Study on PFAS-free, water-based, high-energy electrodes

Battery
Leclanché SA tested a FOM standalone calendering unit to prepare anodes and cathodes for a new battery cell chemistry. The accompanying poster presents results on calendered, PFAS-free, water-based electrodes.
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PDOT 300mm coating

Film uniformity in PEDOT:PSS coatings: why it matters and how to achieve it

General slot-die coating
Low-viscosity PEDOT:PSS is difficult to coat evenly over large areas. This article explains why film uniformity drives device performance and how the FOM alphaSC achieved below 5% thickness variation on 300 × 300 mm substrates.
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Engineer in front of H2

Slot-die technology meets scalable green hydrogen production

Power-to-X
Water electrolysis must become more efficient and durable for green hydrogen to scale. This article reviews electrode and membrane design strategies and how slot-die coating supports the path from sheet-based development to roll-to-roll pilot production.
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Researcher and FOM alphaSC

Enhancing slot-die coating with AI and custom-engineered tools

General slot-die coating
University of Washington PhD candidate Ethan Schwartz describes his motorized air knife, his use of machine learning to optimize coating parameters, and how he transfers spin-coated perovskite recipes to slot-die coating on the FOM alphaSC.
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Flexible OPV

How slot-die coating with FOM is advancing OPVs

Solar
A study published in APL Energy compares layer-by-layer and bulk heterojunction organic photovoltaics coated on the FOM alphaSC. Both architectures reached power conversion efficiencies of up to 15.24%.
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FOM slot-die head on machine

Scaling up Power-to-X

Power-to-X
Membrane electrode assemblies (MEAs) are central to electrolysis, yet conventional fabrication is slow to scale. This article reviews research on roll-to-roll and sheet-based slot-die coating of catalyst layers and complete MEAs.
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Two hands generation energy

Slot-die coating for power generation

Power-to-X
Triboelectric generators convert mechanical motion into electricity and depend on engineered polymer films. This article introduces how they work and why slot-die coating suits the deposition of those polymer layers.
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Hydrogen

Possible business models for H2 up to 2045

Power-to-X
This article identifies the actors in the hydrogen value chain that must adapt their business models to remain relevant by 2045, with a focus on road transport and heavy-duty, long-haul vehicles.
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Scientist with gloves and battery coating

Accelerating battery innovations

Battery
Battery R&D must consider scalability early. This article discusses how piloting, early engagement with industry, and research on upscaling help bridge the gap between lab-scale discovery and commercial battery production.
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