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The presence of silicon oxyphosphide in the heavily phosphorus-doped n + -type polycrystalline silicon film (poly Si) of TOPCon solar cell has been mainly revealed through a depth-profile X-ray photoelectron spectroscopy (XPS) characterization of chemical components. X-ray diffraction (XRD)...
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The Belt and Road Initiative (BRI) initiated by China in 2013 is a new experiment in regional cooperation, which aims to improve infrastructure connectivity through investment. This paper investigates whether the BRI created exports for its member states (excluding China), based on a...
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