Results 31 to 40 of about 8,205 (244)

Glass-(nAg, nCu) biocide coatings on ceramic oxide substrates. [PDF]

open access: yesPLoS ONE, 2012
The present work was focused on obtaining biocide coatings constituted by a glassy soda-lime matrix containing silver or copper nanoparticles on ceramic (alumina and zirconia based) substrates.
Leticia Esteban-Tejeda   +5 more
doaj   +1 more source

Parameters of Transportation of Tailings of Metals Lixiviating [PDF]

open access: yesE3S Web of Conferences, 2017
The article shows that the change in the situation in the metals market with a steady increase in production volumes is intensified against the tendency of the transition of mining production from underground mining to underground mining for a certain group of ores.
Golik Vladimir, Dmitrak Yury
openaire   +2 more sources

Adaptation des pratiques agricoles en fonction des exigences de la Directive Nitrates et validation des résultats via le suivi lysimétrique de la lixiviation de l'azote nitrique [PDF]

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2010
Adaptation of agricultural practices according to requirements of the Nitrates Directive and validation through nitrates leaching follow up thanks to lysimeters.
Deneufbourg M.   +6 more
doaj  

Gold leaching from ores using biogenic lixiviants – A review

open access: yesCurrent Research in Biotechnology, 2022
The recovery of gold from different sources, such as ores and concentrates, commonly is carried out in industry using cyanidation because it has the advantage of high selectivity of gold over other elements. However, cyanidation has some technical, economic, and environmental limitations.
Esmaeil Jorjani   +1 more
openaire   +2 more sources

Cellulose acetate as solid phase in ELISA for plague [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2000
Antigen from Yersinia pestis was adsorbed on cellulose acetate discs (0.5 cm of diameter) which were obtained from dialysis membrane by using a paper punch.
AD Barbosa   +6 more
doaj   +1 more source

Mercury transfer from watersheds to aquatic environments following the erosion of agrarian soils: A molecular biomarker approach [PDF]

open access: yes, 2008
Lake St. Pierre, an important freshwater location for sports and commercial fisheries in Canada, is composed of a 120 km2 stretchof the St. Lawrence River, located at the center of the St. Lawrence Lowlands. Receiving its waters from the St.
Caron, Sébastien   +2 more
core   +1 more source

Recycling Spent Fluorescent Lamp Glass Waste in Calcium Aluminate Cement: Effects on Hydration and Mechanical Performance

open access: yesApplied Sciences
Calcium aluminate cement (CAC) offers rapid strength development, chemical durability in harsh environments, and high-temperature resistance, but its long-term performance may be compromised by the conversion of metastable hexagonal hydrates into stable ...
Lucía Reig   +6 more
doaj   +1 more source

The Pattern of Copper Release in Copper-Based Nanoparticles Regulates Tumor Proliferation and Invasiveness in 3D Culture Models. [PDF]

open access: yesSmall Sci
Copper on 3D culture models: the influence of copper released from nanoparticles on glioblastoma can be explored in 3D cell scaffolds cultured in microfluidic chips. This work highlights the importance of optimizing localized copper release patterns to tailor different tumor treatment strategies.
Garcia-Peiro JI   +5 more
europepmc   +2 more sources

Alkaline Earth Metal Oxide Catalysts for Biodiesel Production from Palm Oil: Elucidation of Process Behaviors and Modeling Using Response Surface Methodology [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2013
Four different alkaline earth metal oxides i.e. MgO, CaO, SrO and BaO were used as heterogeneous catalysts for biodiesel production from palm oil. Effects of critical process variables i.e.
Babak Salamatinia   +2 more
doaj  

Etude écologique des conditions de manifestation de la chlorose ferrique dans le vignoble de la moyenne vallée de la Loire *

open access: yesOENO One, 1979
Dans la région viticole du Val de Loire le potentiel chlorosant des différentes formations géologiques calcaires est très variable. Il apparaît très lié à la quantité de fer extractible à l'oxalate d'ammonium qui est importante sur certains substrats ...
J. Dupont, René Morlat, Jean Salette
doaj   +1 more source

Home - About - Disclaimer - Privacy