[HTML][HTML] The roles of free ammonia (FA) in biological wastewater treatment processes: A review

Y Liu, HH Ngo, W Guo, L Peng, D Wang, B Ni - Environment international, 2019 - Elsevier
Free ammonia (FA) can pose inhibitory and/or biocidal effects on a variety of
microorganisms involved in different biological wastewater treatment process, which is …

Simultaneous nitrification–denitrification in biofilm systems for wastewater treatment: Key factors, potential routes, and engineered applications

F Di Capua, F Iannacone, F Sabba, G Esposito - Bioresource Technology, 2022 - Elsevier
Simultaneous nitrification–denitrification (SND) is an advantageous bioprocess that allows
the complete removal of ammonia nitrogen through sequential redox reactions leading to …

A successful start-up of an anaerobic membrane bioreactor (AnMBR) coupled mainstream partial nitritation-anammox (PN/A) system: a pilot-scale study on in-situ …

J Wu, Z Kong, Z Luo, Y Qin, C Rong, T Wang… - Water Research, 2021 - Elsevier
In this pilot-scale study, an innovative mainstream treatment process that couples the
anaerobic membrane reactor (AnMBR) with a one-stage PN/A system was proposed for …

Nitrifying niche in estuaries is expanded by the plastisphere

X Su, X Huang, Y Zhang, L Yang, T Wen… - Nature …, 2024 - nature.com
The estuarine plastisphere, a novel ecological habitat in the Anthropocene, has garnered
global concerns. Recent geochemical evidence has pointed out its potential role in …

Detection of nitrifiers and evaluation of partial nitrification for wastewater treatment: A review

S Ge, S Wang, X Yang, S Qiu, B Li, Y Peng - Chemosphere, 2015 - Elsevier
Partial nitrification has gained broad interests in the biological nitrogen removal (BNR) from
wastewater, since it alleviates carbon limitation issues and acts as a shortcut nitrogen …

The inhibition of the Anammox process: a review

RC Jin, GF Yang, JJ Yu, P Zheng - Chemical engineering journal, 2012 - Elsevier
Anaerobic ammonium oxidation (Anammox), a process ideally suited for the treatment of
nitrogen-rich wastewater streams, is a promising novel biological nitrogen elimination …

Light Irradiation Enables Rapid Start-Up of Nitritation through Suppressing nxrB Gene Expression and Stimulating Ammonia-Oxidizing Bacteria

L Wang, S Qiu, J Guo, S Ge - Environmental Science & …, 2021 - ACS Publications
Nitritation facilitates the application of anaerobic ammonium oxidation (Anammox)-based
processes for cost-efficient nitrogen removal from wastewater. This study proposed light …

New progress of ammonia recovery during ammonia nitrogen removal from various wastewaters

S Xiang, Y Liu, G Zhang, R Ruan, Y Wang… - World Journal of …, 2020 - Springer
The recovery of ammonia–nitrogen during wastewater treatment and water purification is
increasingly critical in energy and economic development. The concentration of ammonia …

Improving wastewater management using free nitrous acid (FNA)

H Duan, S Gao, X Li, NH Ab Hamid, G Jiang, M Zheng… - Water research, 2020 - Elsevier
Free nitrous acid (FNA), the protonated form of nitrite, has historically been an unwanted
substance in wastewater systems due to its inhibition on a wide range of microorganisms …

Achieving stable mainstream nitrogen removal via the nitrite pathway by sludge treatment using free ammonia

Q Wang, H Duan, W Wei, BJ Ni, A Laloo… - … science & technology, 2017 - ACS Publications
Biological nitrogen removal through the nitrite pathway (NH4+→ NO2–→ N2) is favorable for
wastewater treatment plants without sufficient carbon sources. This study demonstrates an …