Results 71 to 80 of about 194,203 (237)

Two-dimensional heat transfer analysis of timber structure walls filled with hemp-lime composite

open access: yesMATEC Web of Conferences, 2019
Hemp-lime composite is a thermal insulating material used as a filling in timber frame construction walls. It is a material based on the wooden part of industrial hemp stalk (hemp shives) and lime binder.
Brzyski Przemysław   +2 more
doaj   +1 more source

Dual‐Function Electrocatalysis: Simultaneous Wastewater Remediation and Hydrogen Evolution—A Comprehensive Review

open access: yesCarbon Energy, EarlyView.
Replacing the oxygen evolution reaction with the electro‐oxidation of pollutants and waste streams offers an energy‐efficient route for simultaneous hydrogen production and pollutant remediation. This review summarizes the reaction mechanisms, catalyst design principles, and emerging paired‐electrolysis strategies that govern activity, selectivity ...
Safa Al‐Yahyaey   +4 more
wiley   +1 more source

Dietary Artificial Sweeteners: From Chemical Transformation in Food to Gut Microbial Processing

open access: yesChemFoodChem, EarlyView.
This review article unites classical and recent findings on the stability of artificial sweeteners in food. The focus is on ten sweeteners approved in the European Union: their chemical stability during processing and storage, individual degradation products, and their interactions with the intestinal microbiota.
Jürgen Lassak, Michael Hellwig
wiley   +1 more source

Synergistic phosphorus removal mechanism of Tetrasphaera enrichment in a micro-pressure swirl reactor

open access: yesnpj Clean Water
To investigate the effect of Tetrasphaera’s enrichment on phosphorus removal mechanism, three micro-pressure swirl reactor (MPSR) groups were used to experiment on sewage treatment under different SRT (17.2, 50.8, and 68.2 d).
Ge Yu   +8 more
doaj   +1 more source

Remarkable Diversity of Escherichia coli Carrying mcr-1 from Hospital Sewage with the Identification of Two New mcr-1 Variants

open access: yesFrontiers in Microbiology, 2017
The plasmid-borne colistin-resistant gene mcr-1 has rapidly become a worldwide public health concern. This study aims to determine the host bacterial strains, plasmids, and genetic contexts of mcr-1 in hospital sewage.
Feifei Zhao   +9 more
doaj   +1 more source

Economic and environmental implications of the development of UASB reactors in Mexico for sustainable industrial wastewater treatment

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The objective of this work is to demonstrate that the inclusion of an up‐flow anaerobic sludge bed (UASB reactor) within an industrial wastewater treatment plant reduces the plant's investment and operating costs compared to a system based solely on conventional complete‐mix activated sludge (CMAS), operating under the same design principles ...
Juan Manuel Morgan‐Sagastume   +1 more
wiley   +1 more source

Facile synthesis of Mn-Fe oxides on palygorskite as an activator of peroxymonosulfate for methylene blue removal via a nonradical pathway

open access: yesDesalination and Water Treatment
Peroxymonosulfate-based advanced oxidation process (PMS-AOP) is a well-known wastewater treatment technique for organic pollution in nowadays. In this work, a novel nanocomposite catalyst of palygorskite (PG) coated by MnO2 and Fe3O4 (PMM) was ...
Yao Tang   +5 more
doaj   +1 more source

Evaluation of multiple sewage-associated Bacteroides PCR markers for sewage pollution tracking [PDF]

open access: yes, 2009
The host specificity of the five published sewage-associated Bacteroides markers (i.e., HF183, BacHum, HuBac, BacH and Human-Bac) was evaluated in Southeast Queensland, Australia by testing fecal DNA samples (n = 186) from 11 animal species including ...
Powell, D   +10 more
core   +1 more source

Waste activated sludge high‐rate treatment of septage: Stabilization phase trials and comparison with winery wastewater treatment

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Performance evaluation of the waste activated sludge high‐rate (WASHR) process for septic wastewater treatment. Abstract The waste‐activated sludge high‐rate (WASHR) process is evaluated as a batch‐mode pre‐treatment for actual septage using a high‐rate contact stabilization (HRCS) approach.
Arman Shirali   +2 more
wiley   +1 more source

The effect of alternative detergent builders on the nutrient removal activated sludge sewage treatment process [PDF]

open access: yes, 1993
Includes bibliography.Phosphate is an essential nutrient for photosynthetic plant growth. However if over-supplied in a water body, it leads to excessive algal growth, a condition is termed eutrophication.
Kaschula, Wendy A
core   +1 more source

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