© Ingo Bartussek –

03 May 2023
Sun Day: 240 gigawatts of newly installed photovoltaic capacity worldwide in 2022

In 2022, the photovoltaic sector again recorded significant growth. Globally installed photovoltaic capacity currently hits around 1.2 terawatts.

The photo shows the brick-red photovoltaic system on the roof of a gymnasium in Eppingen, which was developed as part of the PVHide research project.
© Fraunhofer ISE | Foto: Sarah de Carvalho

06 April 2023
Photovoltaic modules turn red

In the PVHide research project, a team of scientists has developed a brick-red photovoltaic system, and together with industrial partners, the team installed it - in a matching colour - on the roof of a historic building in Eppingen.


Research projects

The Lausward steam turbine power plant in Düsseldorf at night.

Thermal power plants
Turbomachines indispensable even in a climate-neutral world

Away from fossil fuels towards hydrogen. The ECOFlexTurbo project provides support here by researching combustion systems and developing them.

The picture shows a III-V//silicon tandem solar cell, the nano-structured rear side shimmers in rainbow colours.
© Fraunhofer ISE - Michael Schachtner

Triple solar cells achieve record efficiency

Researchers at the Fraunhofer Institute for Solar Energy Systems ISE have developed multi-layer solar cells with an efficiency of 35.9 per cent.

Digester of the Gussenstadt biogas plant
© Ludger Eltrop

The role of bioenergy in the energy system

Bioenergy has a special role to play among renewable energy sources. To achieve this, it must be able to fit flexibly into a complex energy system.

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