The aviation industry is aiming for carbon-neutral growth starting in 2020 and a CO2 reduction of 50 per cent by 2050 compared to 2005 . There are currently two options under discussion to achieve these goals: Emission certificates and biofuels. Both are not immune to criticism because of their direct and indirect impact on the environment.
The energy transformation needs efficient storage solutions and technologies for heat conversion. One of the institutions playing an important role in advancing the transformation of the energy sector is the Fraunhofer Institute for Solar Energy Systems, ISE, in Freiburg. Increasing interest in energy storage technologies as well as efficient heating and cooling processes has led to an expansion of ISE’s