By SimonSkafar / Getty Images Researchers in Germany have created a coating that, when applied to solar panels, could help them keep clean in a completely autonomous way. This would help eliminate dirt from the solar panels that could affect their performance. Researchers in Germany have created a coating that, when applied to solar panels, could help them keep clean in a completely autonomous way. This would help eliminate dirt from the solar panels that could affect their performance. The Fraunhofer FEP institute in Germany has developed a means of making glass facades, as well as solar pane…