Organic solar cells refer to devices that use organic materials as active layers and convert light energy into electrical energy through the photovoltaic effect. In 1958, Kearns and Calvin at the University of California, Berkeley embedded magnesium phthalocyanine dye in two<br>The first OPV battery was successfully prepared between electrodes with different work functions. Although this device can only generate 200<br>The voltage of mV and energy conversion efficiency are also very low, but it undoubtedly reveals the potential of organic semiconductor materials<br>Force. Over the following twenty years, the progress of OPV batteries was very slow.
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