Results 41 to 50 of about 753,952 (338)

Chemical Precipitation removal of Boron in Synthetic Wastewater using Microwave Heating [PDF]

open access: yes대한환경공학회지
Objectives The objective of this study is to investigate the potential for the removal of boron(B) from synthetic wastewater through chemical precipitation using microwave heating to identify the optimal conditions for the removal of boron.
Minseo Sun, Jun Chun, Johng-Hwa Ahn
doaj   +1 more source

Biologically induced phosphorus precipitation in aerobic granular sludge process [PDF]

open access: yes, 2011
Aerobic granular sludge is a promising process for nutrient removal in wastewater treatment. In this work, for the first time, biologically induced precipitation of phosphorus as hydroxyl-apatite (Ca5(PO4)3(OH)) in the core of granules is demonstrated by
Biscans, Béatrice   +2 more
core   +3 more sources

In-situ cosmogenic 36Cl denudation rates of carbonates in Guizhou karst area [PDF]

open access: yes, 2013
This study quantifies surface denudation of carbonate rocks by the first application of in-situ cosmogenic <sup>36</sup>Cl in China. Concentrations of natural Cl and in-situ cosmogenic <sup>36</sup>Cl in bare carbonates from ...
Freeman, Stewart   +7 more
core   +2 more sources

Evaluation of mature landfill leachates Treatment systems: the case of the landfill Curva de Rodas (Medellín-Colombia)

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2014
Leachates produced in the closed landfill Curva de Rodas in Medellin, Colombia are catalogued as mature leachates. These are characterized as poorly biodegradable waste containing organic compounds such as fulvic and humic acids, heavy metals, ammonia ...
Sebastian Canizales   +3 more
doaj   +1 more source

Theory of a quodon gas. With application to precipitation kinetics in solids under irradiation

open access: yes, 2014
Rate theory of the radiation-induced precipitation in solids is modified with account of non-equilibrium fluctuations driven by the gas of lattice solitons (a.k.a. quodons) produced by irradiation.
A.A. Turkin   +23 more
core   +1 more source

Some features of anisothermal solid-state transformations in alloy 718 [PDF]

open access: yes, 2010
This paper presents an attempt to use differential thermal analysis to study anisothermal precipitation of both the stable delta and the metastable gamma-second phases during cooling of alloy Inconel 718.
Lacaze, Jacques   +2 more
core   +2 more sources

Synthesis and Characterization of Antibacterial Carbopol/ZnO Hybrid Nanoparticles Gel

open access: yesCrystals, 2021
This study recommends Carbopol/zinc oxide (ZnO) hybrid nanoparticles gel as an efficient antibacterial agent against different bacterial species. To this end, ZnO nanoparticles were synthesized using chemical precipitation derived from a zinc acetate ...
Sameh H. Ismail   +5 more
doaj   +1 more source

Chemical Precipitation and Coatings of Tin Selenide

open access: yesASEAN Journal on Science and Technology for Development, 2017
Tin selenide were prepared chemically in alkaline aqueous solution. The crystalline powder was coated onto microscope glass slides using polyvinyl alcohol solution. The coatings were subjected to annealing at various temperatures to study the effect towards the structure, morphology and composition of the material.
Z Zainal   +4 more
openaire   +4 more sources

Long-term evolution of highly alkaline steel slag drainage waters [PDF]

open access: yes, 2015
© 2015, Springer International Publishing Switzerland. The disposal of slag generated by the steel industry can have negative consequences upon the surrounding aquatic environment by the generation of high pH waters, leaching of potentially problematic ...
Mayes, William M., Riley, Alex L.
core   +2 more sources

Sol–Gel Synthesis and Characterization of YSZ Nanofillers for Dental Cements at Different Temperatures

open access: yesDentistry Journal, 2021
Background: Yttria-stabilized zirconia nanoparticles can be applied as fillers to improve the mechanical and antibacterial properties of luting cement. The aim of this study was to synthesize yttria-stabilized zirconia nanoparticles by the sol–gel method
Anastasia Beketova   +11 more
doaj   +1 more source

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