Results 31 to 40 of about 112,917 (304)

Окислительно–сорбционный метод удаления марганца из подземных вод [PDF]

open access: yes, 2015
The Paper presents the effects of the purification of the underground waters with high manganese contents and oxidizability. The Authors suggest innovative oxidation-based manganese removal technology with continuous introduction of reaction catalytic ...
Brayalovsky, G. B.   +5 more
core   +1 more source

Plasmonic Effect of Au Nanoparticles Deposited onto TiO2-Impact on the Photocatalytic Conversion of Acetaldehyde

open access: yesMolecules
A comparison of two synthesis methods for depositing Au nanoparticles onto TiO2 was performed: (1) impregnation with HAuCl4 followed by thermal treatment in argon, and (2) magnetron sputtering from a Au disc.
Maciej Trzeciak   +3 more
doaj   +1 more source

Production of hydrogen by unmixed steam reforming of methane [PDF]

open access: yes, 2008
Unmixed steam reforming is an alternative method of catalytic steam reforming that uses separate air and fuel–steam feeds, producing a reformate high in H2 content using a single reactor and a variety of fuels. It claims insensitivity to carbon formation
Dupont, V.   +4 more
core   +1 more source

Radioiodine sorbent selection criteria

open access: yesFrontiers in Chemistry, 2022
Methods for preventing radioiodine from entering the environment are needed in processes related to nuclear energy and medical isotope production. The development and performance of many different types of sorbents to capture iodine have been reported on for decades; however, there is yet to be a concise overview on the important parameters that should
Brian J. Riley, Krista Carlson
openaire   +3 more sources

Thermochemical Characterizations of Novel Vermiculite-LiCl Composite Sorbents for Low-Temperature Heat Storage

open access: yesEnergies, 2016
To store low-temperature heat below 100 °C, novel composite sorbents were developed by impregnating LiCl into expanded vermiculite (EVM) in this study.
Yannan Zhang   +3 more
doaj   +1 more source

A comparative study of selected sorbents for sampling of aromatic VOCs from indoor air [PDF]

open access: yes, 2010
Indoor air canbecome pollutedwith VOCs, and understanding the factors which affect adsorption of VOCs from indoor air is important for: (i) the accurate measurement of VOCs, and (ii) to apply mitigation strategies when high analyte concentrations are ...
Brown   +26 more
core   +1 more source

Parametric study on the heating values of products as via steam gasification of palm waste using CaO as sorbent material [PDF]

open access: yes, 2016
In Malaysia, due to abundance of oil palm waste, it is a good candidate to be used as a feedstock for syngas and hydrogen production. Biomass steam gasification is one of the promising methods for syngas production.
Ahmad, Murni Melati   +4 more
core   +1 more source

The Impact of N/O-Functional Groups on the Sorption Capabilities of Activated Carbons Derived from Furfuryl Alcohol

open access: yesMolecules
This work describes the effect of nitrogen and oxygen functional groups on the sorption properties of activated carbons produced from furfuryl alcohol. The poly(furfuryl) alcohol underwent carbonization in nitrogen, ammonia, and ammonia and air (in a 3:2
Agnieszka Kałamaga, Rafał J. Wróbel
doaj   +1 more source

Multicomponent gas sorption Joule-Thomson refrigeration [PDF]

open access: yes, 1991
The present invention relates to a cryogenic Joule-Thomson refrigeration capable of pumping multicomponent gases with a single stage sorption compressor system.
Bard, Steven   +2 more
core   +1 more source

CO2 multicyclic capture of pretreated/doped CaO in the Ca-looping process. Theory and experiments [PDF]

open access: yes, 2013
We study in this paper the conversion of CaO-based CO2 sorbents when subjected to repeated carbonation/calcination cycles with a focus on thermally pretreated/doped sorbents.
Perejón Pazo, Antonio   +3 more
core   +1 more source

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