Balancing sulfur accumulation and nitrous oxide emissions during sulfide autotrophic denitrification in moving-bed biofilm reactor-based bioscrubbers.
Sulfide autotrophic denitrification (SADN) is a promising strategy for integrating biogas desulfurization with nitrogen removal in anaerobic digestion-based treatment systems. However, its application in moving bed biofilm reactors (MBBRs) remains limited by biosulfur (S0) accumulation and nitrous oxide (N2O) emissions...