EQE essentially describes how effectively a photovoltaic cell converts photons into an electrical current. “In traditional solar cells, the maximum EQE is 100%, representing the generation and ...

Scientists at the Fraunhofer Institute for Solar Energy Systems ISE have developed a contactless method to measure the ...

The two research institutes said the multijunction solar cell is based on silicon ... multijunction device's external quantum efficiency (EQE) over a planar back-reflector improved by over ...