Publications by authors named "M Mahieux"

Article Synopsis
  • Dark fermentation (DF) generates biohydrogen and volatile fatty acids (VFAs) but struggles with slow butyrate consumption.
  • This study explores using artificial microalgae-bacteria consortia to enhance butyrate removal rates, demonstrating that certain microalgae growth isn't hindered by bacteria but actually benefits from their presence.
  • Findings suggest that coupling DF effluents with microalgal cultivation can improve substrate removal and promote the production of valuable biomass.
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During in situ biomethanation, microbial communities can convert complex Organic Matter (OM) and H into CH. OM biodegradation was compared between Anaerobic Digestion (AD) and in situ biomethanation, in semi-continuous processes, using two inocula from the digester (D) and the post-digester (PoD) of an AD plant. The impact of H on OM degradation was assessed using a fractionation method.

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The performance of hydrogen consumption by various inocula derived from mesophilic anaerobic digestion plants was evaluated under ex situ biomethanation. A panel of 11 mesophilic inocula was operated at a concentration of 15 g.L at a temperature of 35 °C in batch system with two successive injections of H:CO (4:1 mol:mol).

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