Ultraviolet (UV) organic optoelectronic devices have been attracting extensive research owing to their great potential in a variety of applications such as biological and chemical sensing, excitation lighting source, high-density...

The photovoltaic performances of solar cells have been significantly improved by incorporating biomass-converted carbon quantum dots with graded energy levels into sensitized devices.

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We present an easily processed WOx solution and its doping in PEDOT:PSS for tailoring hole injection and assembling efficient ultraviolet OLEDs.

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