Autochthonous microalgae grown in municipal wastewaters as a tool for effectively removing nitrogen and phosphorous

S Lima, V Villanova, F Grisafi, G Caputo… - Journal of Water …, 2020 - Elsevier
Microalgae have promising applications in wastewater treatment because of their ability to
use inorganic compounds such as nitrates and phosphates as nutrients for their growth …

Novel shortcut biological nitrogen removal using activated sludge-biofilm coupled with symbiotic algae

B Li, M Bao, Y Liu, L Cheng, B Cui, Z Hu - Journal of Water Process …, 2021 - Elsevier
This study evaluated a novel shortcut biological nitrogen removal (BNR) method using
activated sludge-biofilm coupled with microalgae in a photo-sequencing batch biofilm …

Fertile islands lead to more conspicuous spatial heterogeneity of bacteria than soil physicochemical properties in a desert ecosystem

S Li, W Chen, Z Li, L Bu, Z Jin, G Wei, Z Li - Catena, 2021 - Elsevier
The “fertile islands” resulting from discrete plants are important for the structure and function
of dryland ecosystems. To understand the spatial heterogeneity of soil biotic and abiotic …

Toward nitrogen recovery: Co-cultivation of microalgae and bacteria enhances the production of high-value nitrogen-rich cyanophycin

H Liu, NA Al-Dhabi, H Jiang, B Liu, T Qing, B Feng… - Water Research, 2024 - Elsevier
The algal-bacterial wastewater treatment process has been proven to be highly efficient in
removing nutrients and recovering nitrogen (N). However, the recovery of the valuable N …

Micro-analysis of nitrous oxide accumulation in denitrification under acidic conditions: The role of pH and free nitrous acid

YT Lv, X Zhang, C Zhu, L Lin, T Sun, X Wang… - Journal of Water Process …, 2022 - Elsevier
Abstract Nitrous oxide (N 2 O), as an energy gas, is of increasing interest for its recovery
from wastewater treatment. Acidic pH is one of the important factors affecting N 2 O …

Sustained and enhanced anaerobic removal of COD and nitrogen in a zeolite amended glycogen accumulating organism dominated biofilm process

MI Hossain, L Cheng, R Cord-Ruwisch - Science of The Total Environment, 2022 - Elsevier
Activated sludge, the most widely used biological wastewater treatment process is known to
be expensive to operate, largely due to energy expense for oxygen transfer into the bulk …

Understanding nitrogen removal and N2O emission mechanisms in an anaerobic-swing-anoxic-oxic (ASAO) continuous plug-flow system for low C/N municipal …

RZ Xu, JS Cao, JY Luo, BJ Ni, F Fang, W Liu… - Science of The Total …, 2024 - Elsevier
This study aims to investigate effects of dissolved oxygen (DO) levels and aerated
hydrodynamic retention time (HRT) on nitrogen removal and nitrous oxide (N 2 O) emissions …

Performance and mechanism of a novel woodchip embedded biofilm electrochemical reactor (WBER) for nitrate-contaminated wastewater treatment

C Yang, T Liu, N Chen, S Tong, Y Deng, L Xue, W Hu… - Chemosphere, 2021 - Elsevier
In this study, a woodchip biofilm electrode reactor (WBER) with woodchips embedded
anode and cathode was developed, and its denitrification mechanism was analyzed by …

Treatment of nitrous oxide in a trickling bioreactor in the presence of glucose or phenol as the carbon source: performance, kinetic study, and characterization of …

M Ramezani, SM Zamir - Journal of Environmental Chemical Engineering, 2022 - Elsevier
The potential of a trickling bioreactor (TBR) for the gas-phase treatment of N 2 O in the range
of 0.9–7.5 gm− 3 in the presence of two separate carbon sources (glucose and phenol) and …

Development of aerobic granulation system for simultaneous removal of C, N, and P in sequencing batch airlift reactor

S Desireddy, PC Sabumon - Journal of Environmental chemical …, 2021 - Elsevier
Conventional biological nutrient removal techniques often have disadvantages like low
removal efficiencies, requirement of large footprint, and excess sludge production. Ever …