Results 1 to 10 of about 218,644 (112)

Novel Magnetic Mixed Cellulose Acetate Matrix Membranes with Oxygen-Enrichment Potential [PDF]

open access: yesMembranes, 2022
This work presents novel magnetic mixed cellulose-based matrix membranes that combine the advantages of a low-cost common polymer matrix, such as cellulose acetate (CA), and a low-cost magnetic filler.
Norhan Nady   +4 more
doaj   +2 more sources

Oxygen Enrichment Ameliorates Cardiorespiratory Alterations Induced by Chronic High-Altitude Hypoxia in Rats [PDF]

open access: yesFrontiers in Physiology, 2021
Chronic high-altitude hypoxia (HAH) results in compensatory pathological adaptations, especially in the cardiorespiratory system. The oxygen enrichment technology can provide long-lasting oxygen supply and minimize oxygen toxicity, which has proven to be
Xi Shao   +8 more
doaj   +2 more sources

Oxygen Enrichment Membranes for Kuwait Power Plants: A Case Study [PDF]

open access: yesMembranes, 2021
Power plants are considered as the major source of carbon dioxide pollution in Kuwait. The gas is released from the combustion of fuel with air to convert water into steam.
Yousef Alqaheem, Fajer Alswaileh
doaj   +2 more sources

Oxygen enrichment protects against intestinal damage and gut microbiota disturbance in rats exposed to acute high-altitude hypoxia [PDF]

open access: yesFrontiers in Microbiology, 2023
Acute high-altitude hypoxia can lead to intestinal damage and changes in gut microbiota. Sustained and reliable oxygen enrichment can resist hypoxic damage at high altitude to a certain extent.
Qianqian Ma   +13 more
doaj   +2 more sources

Fabrication of Microphase-Separated Tröger’s Base Polymer Membranes for Oxygen Enrichment [PDF]

open access: yesMembranes
Tröger’s base (TB) polymers have received increasing attention as a novel class of polymers with intrinsic microporosity, particularly for applications in gas separation.
Chaoyue Yang   +8 more
doaj   +2 more sources

Effects of Oxygen Enrichment in Air Oxidants on Biomass Gasification Efficiency and the Reduction of Tar Emissions

open access: yesEnergies, 2018
This study applied oxygen-enrichment conditions to remove tar (the main problem in biomass gasification) and increase gasification efficiency. Experiments on oxygen-enrichment conditions were conducted at oxygen concentrations of 21%, 25%, 30%, and 35 ...
Se-Won Park   +4 more
doaj   +3 more sources

Synergistic chemotherapy/PTT/oxygen enrichment by multifunctional liposomal polydopamine nanoparticles for rheumatoid arthritis treatment [PDF]

open access: yesAsian Journal of Pharmaceutical Sciences
Amultifunctional liposomal polydopamine nanoparticle (MPM@Lipo) was designed in this study, to combine chemotherapy, photothermal therapy (PTT) and oxygen enrichment to clear hyperproliferating inflammatory cells and improve the hypoxic microenvironment ...
Xiaoling Fu   +6 more
doaj   +2 more sources

The healing performance of aerobic-anaerobic composite microbial self-healing recycled concrete under oxygen enrichment-oxygen deficient environment [PDF]

open access: yesApplied and Environmental Microbiology
Concrete inevitably develops cracks during service, which seriously impairs the functional performance of structures. Microbially induced calcium carbonate precipitation technology has gained attention for its eco-friendliness, cost-effectiveness, and ...
Yonggui Wang   +4 more
doaj   +2 more sources

Oxygen-generating Hydrogels Disrupt Periodontal Biofilms by Local Oxygen Enrichment

open access: yesInternational Dental Journal, 2023
Aim or Purpose: To construct injectable oxygen-generating hydrogels for O2 enrichment in local periodontal pockets and investigate their antimicrobial and antibiofilm effectiveness.
PhD student Ye Liang   +2 more
doaj   +1 more source

Suppressing the oxygen ingress into Ti-alloys by a one-step Al- plus F-treatment [PDF]

open access: yesMATEC Web of Conferences, 2020
Oxygen ingress into technical Ti-alloys during high temperature exposure in oxygen containing environments leads to an enriched surface zone due to the high oxygen solubility in titanium.
Donchev Alexander, Galetz Mathias
doaj   +1 more source

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