Results 1 to 10 of about 5,985,152 (264)

Carbon coated Fe0.65Ni0.30Mn0.05 magnetically separable adsorbent for phenanthrene removal

Scientific Reports
Fe0.65Ni0.30Mn0.05 invar alloy was produced via the polyol process, employing a polyvinyl alcohol (PVA) solution in varying weight ratios (50% and 66% PVA), and carbonized at different temperatures in argon (Ar) atmosphere to create a magnetic core-shell
Fagr A. Shehata, Mahmoud S. Abdel-Wahed, Mohamed Obaida, Amer S. El-Kalliny, Tarek A. Gad-Allah   +4 more
doaj   +1 more source

Assessment of toxicity and antimicrobial performance of polymeric inorganic coagulant and evaluation for eutrophication reduction

Scientific Reports
In this study, the efficacy of the promising iron—based polymeric inorganic coagulant (POFC) was assessed for the reduction of eutrophication effect (freshwater toxicity) and the microbial loads from wastewater. Toxicity assessment for POFC was conducted
Marwa Youssef, Sara S. El-Tanany, Yassmin Moatasim, Shimaa M. Abdel Moniem, Bahaa A. Hemdan, Nabila S. Ammar, Gamila E. El-Taweel, Azza M. Ashmawy, Mohamed I. Badawy, Mohamed R. Lasheen, Hanan S. Ibrahim, Mohamed Eid M. Ali   +11 more
doaj   +1 more source

Metagenomic insights into viral community restructuring and microbial interactions in waste stabilization ponds

Scientific Reports
Waste stabilization ponds (WSPs) operate as sequential ecological compartments in which physicochemical gradients, microbial succession, and trophic interactions increase toward the final polishing stage. Among these units, the maturation pond represents
Neveen M. Rizk, Mohamed A. Marouf, Nehal Ismail Ahmed, Mona H. El-Gayar, Marwa A. Kamel, Mohamad A. El-Khateeb, Rehab Sedhom, Esmat M. S. Elfeky, Mohamed Azab El-Liethy, Mahmoud Gad   +9 more
doaj   +1 more source

Hormesis effects of phosphorus on the viability of Chlorella regularis cells under nitrogen limitation

Biotechnology for Biofuels, 2019
Background Phosphorus (P) is an essential element of microalgae, which is either required for anabolism or for energy metabolism. When employing a nitrogen limitation strategy to trigger microalgal intracellular lipid accumulation, P supplementation was ...
Liang Fu, Qingcheng Li, Ge Yan, Dandan Zhou, John C. Crittenden   +4 more
doaj   +1 more source

Comparative performance of activated sludge and waste stabilization ponds for the removal of pollutants and pathogens in full-scale wastewater treatment plants in Egypt

Scientific Reports
The discharge of inadequately treated wastewater poses serious public health and environmental risks worldwide. In this study, the performance of two wastewater treatment plants (WWTPs) was evaluated for their ability to remove pathogenic viruses and ...
Marwa A. Kamel, Neveen Magdy Rizk, Mahmoud Gad, Gamal K. Hassan, Aly Al-Sayed, Mariam E. Fawzy, Mohamed Azab El-Liethy, Ibrahim Ahmed Hamza   +7 more
doaj   +1 more source

Activated Carbon and Syntrophy Accelerate the Corrosion of Stainless Steel Under Strict Anaerobic Conditions by Methanosarcina barkeri

Microorganisms
Previous studies have demonstrated that some methanogens can directly accept electrons from Fe(0), leading to metal corrosion under strict anaerobic conditions. However, there are few reports on the research of anaerobic iron corrosion by some substances
Chunyu Zhou, Shiqi Huang, Haoyong Li, He Dong, Haowen Zhang, Wenwen Chen, Yan Dang   +6 more
doaj   +1 more source

Metagenomics analysis of bacterial structure communities within natural biofilm

Heliyon, 2019
The bacterial profiles of natural household biofilm have not been widely investigated. The majorities of these bacterial lineages are not cultivable.
Bahaa A. Hemdan, Mohamed Azab El-Liethy, M.E.I. ElMahdy, Gamila E. EL-Taweel   +3 more
doaj   +1 more source

Enhancement of direct interspecies electron transfer and methane production by co-culture of dual Methanosarcina species and Geobacter metallireducens

Frontiers in Microbiology
Anaerobic digestion is a key technology for converting organic waste into methane, offering significant potential for renewable energy production and waste management.
Lu Liu, Pengsong Li, He Dong, Chuanqi Liu, Haoyong Li, Zihao Ma, Ruoyu Li, Ruoyu Li, Yan Dang   +8 more
doaj   +1 more source

Soil Biopores and Non-Biopores Responses to Different Tillage Treatments in Sugarcane Fields in Guangxi, China

Agronomy
Different types of soil macropores respond differently to various tillage practices, owing to disparities in origin, scale, morphology, and function, consequently exerting distinct effects on soil structure.
Song Wang, Lei Gan, Shuo Zhang, Jian Li, Cheng Chang, Yu Zhang, Hongxia Zhang, Benhui Wei   +7 more
doaj   +1 more source

Deciphering the DNA viral communities in a full-scale waste stabilization pond system using shotgun metagenomics

Annals of Microbiology
Background Waste stabilization ponds (WSPs) are widely used as cost-effective, nature-based systems for municipal wastewater treatment, particularly in developing countries.
Neveen M. Rizk, Nehal Ismail Ahmed, Marwa M. Gado, Mona H. El-Gayar, Kassim Chabi, Mohamed A. Marouf, Mariam E. Fawzy, Ahmad Z. Al-Herrawy, Mahmoud Gad   +8 more
doaj   +1 more source