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A single-chamber and membrane-less microbial fuel cell (MFC) with an air cathode is successfully used to degrade minocycline and produce electricity synchronously using glucose-minocycline sodium mixtures as fuel. Results show that, compared with traditional anaerobic reactors, the removal of minocycline in the MFC increased by 67%. Compared with the dextrose broth, the critical amount of minocycline that is conducive to producing electricity in the MFC was 2 mg/L. Experimental results also showed that when the inlet minocycline concentration was 2 mg/L, the HRT was 24 h, the pH was 7.0 and the phosphate buffered saline concentration was 100 mmol/L, the MFC had the highest removal of minocycline and the best electricity-generating performance. The removal of minocycline was 84.3% and the removal of COD was 88.9%. Furthermore, the MFC had a stable voltage of 538 mV, an internal resistance of 160.3 n and a maximum power density of 371.1 mW/m(2).
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