Results 71 to 80 of about 453,355 (212)

Influence of residual anaerobic granular sludge (AnGS) from anaerobically digested molasses wastewater in aerobic granular sludge reactor

open access: yesScience of The Total Environment
This study investigated the impact of residual anaerobic granular sludge (AnGS) from anaerobic digesters treating molasses wastewater on ammonium reduction in a downstream aerobic granular sludge (AGS) reactor. Two conditions were tested: raw (high AnGS concentration) and settled (low AnGS concentration) anaerobically digested molasses wastewaters were
Zou, Xin   +6 more
openaire   +3 more sources

A Bibliometric Review and Visualization of Research Progress in Computational Modeling for Biofuels

open access: yesApplied Research, Volume 5, Issue 5, October 2026.
This bibliometric mapping of biomass‐to‐biofuel computational modeling research (2003–2025) traces the field's rapid growth, key contributors, and international collaboration networks, revealing a decisive shift toward multiscale, hybrid, and AI‐enabled modeling as the field's next frontier for sustainable biofuel production. ABSTRACT The conversion of
Rana Sohaib Ahmad   +5 more
wiley   +1 more source

Optimisation of Biogas Production in the Co-Digestion of Pre-Hydrodynamically Cavitated Aerobic Granular Sludge with Waste Fats

open access: yesEnergies
The characteristics of excess aerobic granular sludge, related to its structure and chemical composition, limit the efficiency of anaerobic digestion. For this reason, pre-treatment methods and compositions with other organic substrates are used.
Marcin Dębowski   +4 more
doaj   +1 more source

Phylogenetic characterization and quantification by Most Probable Number of the microbial communities of biomass from the Upflow Anaerobic Sludge Blanket Reactor under sulfidogenic conditions

open access: yesActa Scientiarum: Technology, 2019
Granulated sludge from anaerobic reactors is constituted by the microbial consortia responsible for the degradation of different substrate present in wastewaters. This study characterized anaerobic microorganisms in a granular sludge from a Uasb reactor (
Isabel Kimiko Sakamoto   +2 more
doaj   +1 more source

Measuring Temporal Variations of Nucleotide Pools in Microbial Granular Biofilm

open access: yesHelvetica Chimica Acta, Volume 109, Issue 10, October 2026.
The developed metabolomics workflow enables quantification of energy nucleotides in complex microbial biofilms. The method provides a foundation for investigating rapid metabolic responses to dynamic environmental conditions. ABSTRACT Microbial communities often face environmental fluctuations that occur on timescales much shorter than their growth ...
Jitske M. van Ede   +3 more
wiley   +1 more source

Long‐Term Low‐DO Operation Changes the Ammonia Oxidizer Community and Oxygen Kinetics

open access: yesWater Environment Research, Volume 98, Issue 10, October 2026.
Lower dissolved oxygen reduces energy demand for wastewater treatment but slows ammonia removal. This study investigates a pilot process maintaining complete nitrification, documenting ammonia oxidizer adaptation to low dissolved oxygen. ABSTRACT Low–dissolved oxygen (DO) biological nutrient removal is an attractive option for energy and cost reduction,
Kester McCullough   +10 more
wiley   +1 more source

Optimization of Anaerobic Granular Sludge by Removing Biogas [PDF]

open access: yesAmerican Journal of Water Science and Engineering, 2018
The loss of granular sludge and acidification of sludge are common problems in highly efficient anaerobic reactors in operation at present, which results in that the reactors cannot reach the design COD removal rates. The problems must be solved for the widespread use of the highly efficient anaerobic reactors.
openaire   +1 more source

Functional Redundancy Enables Stable Treatment Performance Across Taxonomically Diverse Dairy Wastewater Microbiomes

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 5, October 2026.
Across diverse dairy wastewater systems, microbial communities exhibit strong taxonomic variability yet converge on a conserved set of metabolic pathways. This functional redundancy underpins process stability and consistent treatment performance despite differences in reactor design, influent composition and microbial community structure.
Alex Batista Trentin   +7 more
wiley   +1 more source

Hydrogel Separator Membrane to Preserve Soil Microbial Fuel Cells Operation Under Hydric Stress

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 9, September 2026.
Prototype of a soil microbial fuel cell (s‐MFC) with a water‐retaining PNIPAAm‐PVA thermosensitive hydrogel able to maintain the required humidity for biobattery working under hydric stress. The present study demonstrated one new concept in single‐compartment soil microbial fuel cells (s‐MFCs) to save tap water irrigation required to preserve the ...
Júlia Mingot   +2 more
wiley   +1 more source

Optimized utilization of quarg production residuals [PDF]

open access: yes, 2011
Acid whey is a by-product of the quarg production and arises in large volumes in dairies. A considerable disposal problem arises due to the lack of obtainable proceeds from acid whey utilisation.
Mohr, Jan-Christian
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