Results 1 to 10 of about 81,570 (158)

Agriculture Waste as Slow Carbon Releasing Source of Mixotrophic Denitrification Process for Treating Low C/N Wastewater

open access: yesSeparations, 2022
Mixotrophic denitrification has showed great potential for treating wastewater with a low C/N ratio. Mixotrophic denitrification is the process combining autotrophic denitrification and heterotrophic denitrification in one system.
Xiaohong Hong   +4 more
doaj   +1 more source

Research progress of novel bio-denitrification technology in deep wastewater treatment

open access: yesFrontiers in Microbiology, 2023
Excessive nitrogen emissions are a major contributor to water pollution, posing a threat not only to the environment but also to human health. Therefore, achieving deep denitrification of wastewater is of significant importance.
Shan Huang   +5 more
doaj   +1 more source

Evaluating relationships between plants, water chemistry, and denitrification potential in palustrine freshwater marshes

open access: yesEcological Indicators, 2021
Wetlands are hotspots for various biogeochemical processes, including denitrification. Despite its ecological and economic importance, denitrification has proven difficult to measure.
Jacob M. Dybiec   +3 more
doaj   +1 more source

Biological nitrogen removal from low carbon wastewater

open access: yesFrontiers in Microbiology, 2022
Nitrogen has traditionally been removed from wastewater by nitrification and denitrification processes, in which organic carbon has been used as an electron donor during denitrification.
Kiprotich Kosgey   +3 more
doaj   +1 more source

Denitrification by fungi [PDF]

open access: yesFEMS Microbiology Letters, 1992
Many fungi in the centre of the group of Fusarium and its teleomorphs were shown to be capable of reducing nitrite anaerobically to form nitric oxide (NO), nitrous oxide (N2O), and/or dinitrogen (N2). Several strains could reduce nitrate as well. Nitrous oxide was the major product of the reduction of nitrate or nitrite.
H, Shoun   +3 more
openaire   +2 more sources

Influence of additional methanol on both pre- and post-denitrification processes in treating municipal wastewater

open access: yesWater Science and Technology, 2022
Changes in functional properties of biological denitrification in the long-term use of methanol were explored in both pre- and post-denitrification processes.
Fang-Fang Yin, Hui-Fang Guo
doaj   +1 more source

Performance Evaluation and Analysis of Key Parameters of SCR Ultra-low Emission for 1 000 MW Coal-fired Unit

open access: yes发电技术, 2022
1 000 MW coal-fired unit, as one of the best domestic advanced units, the performance evaluation and analysis of the key parameters of its denitrification unit after the ultra-low emission reformation can provide reference and guidance for stable and ...
FENG Qianwei   +6 more
doaj   +1 more source

Oxygen control and improved denitrification efficiency by means of a post-anoxic reactor [PDF]

open access: yes, 2015
The presence of dissolved oxygen (DO) in biological denitrification reactors determines inhibition effects on the denitrification rate. The article shows the results of an experimental study to control the DO concentration in the pre-denitrification ...
Gavasci, Renato   +2 more
core   +2 more sources

The influence of macrofaunal burrow spacing and diffusive scaling on sedimentary nitrification and denitrification: An experimental simulation and model approach [PDF]

open access: yes, 2003
The influence of burrow spacing on nitrification and denitrification was simulated experimentally using sediment plugs of different thicknesses immersed in aerated seawater reservoirs.
Aller, Robert Curwood   +2 more
core   +4 more sources

Denitrification and availability of carbon and nitrogen in a well-drained pasture soil amended with particulate organic carbon [PDF]

open access: yes, 2011
A well-drained soil in N-fertilized dairy pasture was amended with particulate organic carbon (POC), either sawdust or coarse woody mulch, and sampled every 4 wk for a year to test the hypothesis that the addition of POC would increase denitrification ...
Clark, Dave   +3 more
core   +2 more sources

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