Recent research


Quantitative elemental analysis in high purity materials

Online expert session 2020/21 

with Sylke Meyer



Recycling photovoltaic modules for a sustainable value chain

New project investigates recovery technologies for the recycling of solar modules. The Fraunhofer CSP is contributing its expertise in material analysis and process optimization.



Digitalised production lines for solar cells and modules made in Europe

The EU-funded joint project PILATUS aims to create three digitalised pilot lines for the production of silicon wafers, solar cells and PV modules in Europe by 2025.


Photovoltaik / 2.11.2023

Novel backsheet films for extreme durability of photovoltaic modules

The quality and manufacturing of the encapsulation and backsheet films play an important role in the reliability of a solar module. The Fraunhofer CSP is investigating new types of encapsulation and backsheet films for PV modules that should have a service life of at least 40 years.



How cleaning agents can damage photovoltaic modules

In order for the sunlight to be optimally utilized by photovoltaic modules, they must be cleaned regularly. Chemical cleaning additives are intended to enhance the cleaning effect. However, these can bring with them a high potential for damage. The Fraunhofer Center for Silicon Photovoltaics CSP has developed a test method to investigate the material compatibility of such cleaning agents and effects on the functionality of modules.



Photovoltaik / 6.7.2023

Application-ready reactors for climate-neutral hydrogen production

The Fraunhofer CSP is working on an improved field-relevant test method for these back sheets. Materials and processes are thereby tested under real operating conditions for an operational service life span of more than 20 years.


Photovoltaik / 15.6.2023

Application-ready reactors for climate-neutral hydrogen production

In cooperation with seven partners from industry and research, the Fraunhofer CSP is scaling up climate-neutral photoelectrochemical generators separating hydrogen from water to commercial capacity.


Photovoltaik / 12.6.2023

New methods to reduce inverter failures in PV systems

Inverters are the essential key component for feeding the electrical energy generated by solar modules into the power grid. How can failures and malfunctions of these inverters be reduced? The Fraunhofer IMWS is investigating this question in cooperation with DiSUN Deutsche Solarservice GmbH and DENKweit GmbH as part of the "robStROM" project funded by the German Federal Ministry for Economic Affairs and Climate Action.


Photovoltaik / 12.4.2023

Digital twin can reduce operating costs of solar parks

In their joint “VR4PV” project, the Fraunhofer CSP, the Fraunhofer IFF, DENKweit GmbH and Dexor Technology GmbH conducted research on how to reduce the operating costs of solar parks and thus generate solar energy more cost-effectively in the future. Using a digital twin, novel measurement methods and machine learning, the research partners succeeded in optimising the operational management of photovoltaic parks.


Photovoltaik / 12.4.2022

Ideal cross-linking degrees for solar modules

The encapsulation of solar cells is of great importance for the overall performance of a solar module. In a new project, Fraunhofer CSP and its partners are investigating the ideal degree of cross-linking for module reliability in order to increase the stability, reliability of supply, system performance and productivity of photovoltaic systems.


Photovoltaik / 4.8.2021

Measurement and classification platform "MK4" for high-performance photovoltaic production

The Fraunhofer CSP aims to drive technological developments in international photovoltaics for competitive production processes from Germany with an industry-oriented platform that offers the possibility of interplay between statistical quality control and new approaches to data-based process analysis.


Photovoltaik / 16.6.2020

Engineering innovative multi-layer films for laminated glass

Glass laminates, in which two panes are bonded with a plastic, offer unique possibilities for applications in construction and other fields. However, they reach their limits in demanding environmental conditions. Together with partners, the Fraunhofer Center for Silicon Photovoltaics CSP aims to develop novel, reliable composite films for such applications.



Repair process for new solar cell technologies

A team from the Fraunhofer CSP has researched an active mechanism that can be used to optimize high-performance cells such as PERC cells.


Artificial intelligence for condition analysis and prediction of photovoltaic systems

Automated condition monitoring of photovoltaic systems using artificial intelligence methods is currently being developed at the Fraunhofer Center for Silicon Photovoltaics CSP. This allows defects to be detected early on and reduces the amount of maintenance required in PV systems.


Fraunhofer lighthouse project »MaNiTU« develops materials for sustainable tandem solar cells

Tandem solar cells consisting of several light-absorbing layers can achieve efficiencies of over 35 percent, which is why they are the focus of current solar cell research. In the Fraunhofer lighthouse project »MaNiTU,« six Fraunhofer institutes are developing sustainable, highly efficient, and cost-effective tandem solar cells based on new absorber materials.



Ultra-high purity pentachlorodisilane for the next generation of microelectronics

The coating of modern microelectronic components requires the lowest possible process temperatures. PSC GmbH would like to offer pentachlorodisilane (PCDS) as an efficient, innovative starting material for this demanding process.  


Best Poster Award for Klemens Ilse

Klemens Ilse from the Fraunhofer Center for Silicon Photovoltaics CSP in Halle was awarded the Best Poster Award at the 46th IEEE Photovoltaic Specialists Conference (PVSC) in Chicago.


Fraunhofer IMWS and OCP Group strengthen cooperation

The two institutions signed a Memorandum of Understanding to work jointly on solutions for a sustainable fertilizer industry.


Performance analysis with better simulation of sunlight

An LED-based module flasher allows measurements to be adjusted for solar modules with various color spectrums and intensities.


The next level for thin-film solar modules

Exhausting the potential of solar modules based on cadmium telluride (CdTe) and making it usable for production on an industrial scale is the objective of a joint project of the Fraunhofer CSP and Calyxo GmbH.


This truck is its own power station

Electricity is produced where it is needed – Continental and Fraunhofer CSP have now moved a step closer to this problem-solving approach for trucks: They present a truck with integrated solar modules on the roof and the wind deflector of the driver’s cab.


More Efficiency of quality checks

Fraunhofer CSP wants to establish Raman spectroscopy as a non-destructive and non-contact method for quality control of solar cells.


Precise LID testing for perc cells

With the LID Scope, LayTec presents a device which enables simple, fast and flexible quality control for light-induced degradation (LID) in PERC solar cells. The technology was developed at the Fraunhofer CSP in Halle.


Extreme photovoltaics

In the »PV Extreme« research project the Fraunhofer IMWS, together with its partners, is developing and optimizing suitable materials for photovoltaics under extreme weather conditions.


Quick testing for solar modules

Higher yields of photovoltaic modules and new possible uses for solar energy in special climates through the development of new test methods – with these objectives, TÜV Rheinland, the Institute for Solar Energy Research Hameln and the Fraunhofer CSP have joined together in the Fidelitas project.


All about the Fraunhofer CSP

Find out more about the Fraunhofer Center for Silicon Photovoltaics CSP on the Fraunhofer CSP's website.