Results 21 to 30 of about 8,440,997 (338)

Effects of Metal and Metal Ion on Biomethane Productivity during Anaerobic Digestion of Dairy Manure

open access: yesFermentation, 2023
To overcome major limiting factors of microbial processes in anaerobic digestion (AD), metal and metal ions have been extensively studied. However, there is confusion about the effects of metals and metal ions on biomethane productivity in previous ...
Liang Yu   +6 more
doaj   +1 more source

Assessment of Metal(loid)s in Fern Amauropelta rivularioides (Fee), Soil, and River Water in a Peri-Urban Agriculture Area on the Brazil–Paraguay Border

open access: yesUrban Science
This study examined the temporal dynamics of metal(loid) concentrations in agricultural soils, fern Amauropelta rivularioides, and surface waters in a peri-urban region on the Brazil–Paraguay border during 2019–2020. Elevated levels of As, Se, Co, Mn, Cu,
Paulo Renato Espindola   +6 more
doaj   +1 more source

Ion Flotation of La3+, Cd2+, and Cs+ using Monorhamnolipid Collector

open access: yesColloids and Interfaces, 2018
Water scarcity is a global issue that is expected to continue increasing in importance in the coming decades. Reclaimed water is one important source available to meet future needs.
David E. Hogan   +2 more
doaj   +1 more source

Characterization of Acinetobacter baumannii Copper Resistance Reveals a Role in Virulence

open access: yesFrontiers in Microbiology, 2020
Acinetobacter baumannii is often highly drug-resistant and causes severe infections in compromised patients. These infections can be life threatening due to limited treatment options.
Caitlin L. Williams   +9 more
doaj   +1 more source

High Levels of Heavy Metal(loid)s Related to Biliary Hyperplasia in Hedgehogs (Erinaceus europaeus)

open access: yesAnimals, 2023
Heavy metal(loid) pollution of ecosystems is a current One Health problem. The liver is one of the most affected organs in cases of acute or chronic exposure to abnormal amounts of these substances, inducing histopathologic lesions.
Catarina Jota Baptista   +11 more
doaj   +1 more source

Estimation of quality of hot pressed briquettes as a type of metallurgical charge materials

open access: yesЛитьë и металлургия, 2020
The basic principles of construction are formulated in the work and a description of the technological process of hot briquetting of ferrous metal waste as a way of converting fine metal particles into a dimensional semi-finished product of a given size ...
O. M. D’jakonov   +2 more
doaj   +1 more source

GROWTH OF GRAPHENE FILMS AND GRAPHENE PATTERNS [PDF]

open access: yes, 2014
Large area graphene can be fabricated by depositing carbon and catalytic metal thin film(s) on a substrate, heating the carbon and the catalytic metal, and forming graphene on the substrate.
Lu, Yongfeng, Xiong, Wei, Zhou, Yunshen
core   +2 more sources

Copper in Galician ria sediments: natural levels and harbour contamination

open access: yesScientia Marina, 2013
Copper distribution, natural background and contamination levels in sediments of the Galician rias were assessed from 389 surface sediment samples and five sediment cores.
Ana García   +2 more
doaj   +1 more source

Modelling of Metal-Coating Delamination Incorporating Variable Environmental Parameters [PDF]

open access: yes, 2014
A mathematical model for metal-coat delamination of degrading metal was developed incorporating multiple variable environmental parameters. Metal-coat delamination not only depends on the electrochemical reactions at metal-coat interface but also on the ...
Khan, Zulfiqar Ahmad   +2 more
core   +1 more source

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