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We made a substrate type triple junction solar cell by using roll-to-roll PCVD machines. The triple junction solar cell consists of stainless steel substrate, silver (Ag)/zinc oxide (ZnO) back reflector, microcrystalline silicon (/spl mu/c-Si) bottom cell, microcrystalline silicon middle cell, amorphous silicon (a-Si) top cell, transparent conductive oxide layer (TCO), positive electrode and transparent...
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