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    A highly sensitive electrochemical sensor for theophylline based on dopamine-melanin nanosphere (DMN)–gold nanoparticles (AuNPs)-modified electrode

    Herein, a facile electrochemical sensor was proposed for accurate determination of theophylline (TP) based on dopamine-melanin nanosphere (DMN)–gold nanoparticles (AuNPs) nanocomposite-modified glass carbon el...

    Hongding Zhang, Sifei Wu, Zhenhua **ng, Hai-Bo Wang, Yan-Ming Liu in Applied Physics A (2021)