Results 91 to 100 of about 1,295,184 (202)

Shortcut biological nitrogen removal (SBNR) in microbial fuel cells (MFCs) [PDF]

open access: yes, 2017
Microbial Fuel Cells (MFCs) represent nowadays a promising technology for the treatment of industrial wastewater. In this work the Shortcut Nitritation/Denitritation process in H-type MFC was investigated.
Bavasso, Irene   +3 more
core   +1 more source

Nitric oxide supersaturation in the surface waters of the oligotrophic Atlantic Ocean

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 1, January 2026.
Abstract Atmospheric nitric oxide (NO) is a pollutant and climate‐relevant trace gas. Dissolved NO accumulates in the surface ocean and therefore the ocean is a natural source of atmospheric NO. It is generally assumed that NO in the surface ocean is produced photochemically from nitrite (NO2−).
Riel Carlo O. Ingeniero   +5 more
wiley   +1 more source

Transcriptomics Uncovers the Response of Anammox Bacteria to Dissolved Oxygen Inhibition and the Subsequent Recovery Mechanism.

open access: yesEnvironmental Science and Technology, 2020
Understanding the recovery of anaerobic ammonium-oxidizing (anammox) bacteria after inhibition by dissolved oxygen (DO) is critical for the successful applications of anammox-based processes.
Yuan Yan   +8 more
semanticscholar   +1 more source

The Role of N2 as a Geo-Biosignature for the Detection and Characterization of Earth-like Habitats [PDF]

open access: yes, 2019
Since the Archean, N2 has been a major atmospheric constituent in Earth's atmosphere. Nitrogen is an essential element in the building blocks of life, therefore the geobiological nitrogen cycle is a fundamental factor in the long term evolution of both ...
Cubillos, Patricio E.   +6 more
core   +2 more sources

Habitat Diversity Sustains Ecosystem Functioning in Plateau Arid‐Region Wetlands

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
Habitat diversity underpins both biodiversity and functional biogeochemical processes in plateau arid‐region wetlands, thereby stabilizing ecosystem functioning. These functionally complementary habitats collectively drive critical ecosystem processes.
Chenyu Wang   +9 more
wiley   +1 more source

Manometric measurements of temperature influence on Anammox activity

open access: yesE3S Web of Conferences, 2017
Wastewater treatment plants face more stringent effluent limits, especially with regard to total nitrogen, which force them to consider sidestream nitrogen removal from digested sludge dewatering liquor which can contain up to 20% of incoming nitrogen ...
Leoniak Maciej, Balbierz Piotr
doaj   +1 more source

Optimizing the Removal Efficiency of Nitrogen in Plateau Low‐Pressure Environment by Using Improved SCN‐ANAMMOX Process

open access: yesEngineering Reports, Volume 7, Issue 12, December 2025.
Intelligent control system framework. ABSTRACT To address the low efficiency, high energy consumption, and poor adaptability of traditional denitrification processes in the low‐pressure environment of the plateau, an improved short‐cut nitrification‐anaerobic ammonium oxidation (SCN‐ANAMMOX) process significantly outperformed conventional systems in ...
Lixia Wang
wiley   +1 more source

Gel immobilization: A strategy to improve the performance of anaerobic ammonium oxidation (anammox) bacteria for nitrogen-rich wastewater treatment.

open access: yesBioresource Technology, 2020
Anaerobic ammonium oxidation (anammox) process appears a suitable substitute to nitrification-denitrification at a lower C/N ratios. Anammox is a chemolithoautotrophic process, belong to phylum Planctomycetes, and they are slow growing bacteria ...
Hafiz Adeel Ahmad   +8 more
semanticscholar   +1 more source

Picophytoplankton act as the primary consumers of excess phosphorus after the spring bloom in the eutrophic Baltic Sea

open access: yesLimnology and Oceanography, Volume 70, Issue S2, Page S55-S68, December 2025.
Abstract Eutrophication in the Baltic Sea has caused an imbalance in the inorganic nitrogen (N) to phosphorus (P) ratio, leaving excess phosphate (PO4) after the phytoplankton spring bloom that terminates after N depletion. Using monitoring data, we demonstrated that the PO4 concentration has continued to increase in the outermost Gulf of Finland ...
Kristian Spilling   +6 more
wiley   +1 more source

Advances in methods for detection of anaerobic ammonium oxidizing (anammox) bacteria [PDF]

open access: yes, 2011
Anaerobic ammonium oxidation (anammox), the biochemical process oxidizing ammonium into dinitrogen gas using nitrite as an electron acceptor, has only been recognized for its significant role in the global nitrogen cycle not long ago, and its ubiquitous ...
Meng Li, Ji-Dong Gu
core   +2 more sources

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