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Fig. 2 | Biotechnology for Biofuels

Fig. 2

From: Enhancing methane oxidation in a bioelectrochemical membrane reactor using a soluble electron mediator

Fig. 2

Progressive colonization of methanotrophic biofilm on HFMs. a Nitrate and ammonium concentration variations and removal rates with pulse nitrogen nutrition feeding during operational stage 1 in the BEMR. b Scanning electron microscope (SEM) image of hollow fibres before microbial colonization on day 0. c SEM image of methanotrophic biofilm on hollow fibres at the end of stage 1 (day 147) in the BEMR

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