Skip to content

Germany

U.S.-based EV charger maker enters European market

Volta designs chargers with integrated advertising space and targets high-visibility commercial spaces.

Center notches 29.80% efficiency for perovskite/silicon tandem solar cell

The solar cell is based on a nanotextured front side and a back side with a dielectric reflector.

A promising new design for shingled solar modules

Research finds that the energy yield of a novel approach could almost double that of standard shingled cell interconnection under random shading conditions.

Flexible solar panels for vehicle-integrated applications

The frameless panel is based on 22% efficient solar cells and is designed for high, one-sided heat load.

Lithium-metal battery with capacity retention of 88% over 1,000 cycles

German scientists have applied a new combination of cathodes and electrolytes to improve the stability of lithium-metal batteries. They fabricated a device with an energy density of 560 watt-hours per kilogram and a Coulombic efficiency of 99.94%.

1

Crystal arrangement results in 1,000x more power from ferroelectric solar cells

Researchers discovered a ferroelectric crystal lattice that increases a solar cell’s photovoltaic effect by a factor of 1,000.

1

German start-up offers 5.2 kWh AC battery that works without inverter

Sax Power has developed a new residential battery which it describes as a game-changer in the battery technology.

7

Sonnen battery still running after 28,000 full charge cycles

The battery maker published test results indicating the longevity of its storage systems after extended use.

1

Another week, another wave of solar PPAs

Unsubsidized solar keeps moving forward in Germany, the US, Egypt, the Philippines, and South Africa.

1

Energy Infrastructure Partners invests $640m in Baywa re

The Baywa group will maintain a 51% stake in the German renewable energy company.