Results 11 to 20 of about 612,850 (309)

The antibacterial efficacy of calcium hydroxide–iodophors and calcium hydroxide–barium sulfate root canal dressings on Enterococcus faecalis and Porphyromonas gingivalis in vitro

open access: yesDental Journal, 2022
Background: A successful endodontic treatment is inseparable from the right choice of root canal dressing. The right choice of medicaments would result in patient satisfaction. Enterococcus faecalis (E.
Eric Priyo Prasetyo   +6 more
doaj   +2 more sources

Static and dynamic evaluation of formation damage due to barium sulfate scale during water injection in carbonate reservoirs

open access: yesJournal of Petroleum Exploration and Production Technology, 2023
One of the major challenges during water injection into oil reservoirs is mineral scales formation. Barium sulfate is one of the hardest inorganic scales in oil fields and insoluble in chemical solvents. Therefore, in this study, the formation conditions
Vahid Valadbeygian   +2 more
doaj   +2 more sources

Prediction of barium sulfate precipitation in dynamic tube blocking tests and its inhibition for waterflooding application using response surface methodology

open access: yesJournal of Petroleum Exploration and Production Technology, 2023
Scale precipitation is one of the major problems in the petroleum industry during waterflooding. The possibility of salt formation and precipitation should be monitored and analyzed under dynamic conditions to improve production performance.
Azizollah Khormali, Soroush Ahmadi
doaj   +2 more sources

Barium Sulfate Scale Removal at Low-Temperature

open access: yesGeofluids, 2021
Precipitation of the scale in the oil and gas reservoirs, surface and subsurface equipment, and processing and production facilities is a big problem as it affects petroleum production.
Hany Gamal   +3 more
doaj   +2 more sources

Synthesis and characterization of maleic acid and sodium methallyl disulfonate new copolymer: application as a barium sulfate scale inhibitor

open access: yesJournal of Petroleum Exploration and Production Technology, 2018
A water-soluble copolymer of maleic acid (MA) and sodium methallyl disulfonate (SMADS) were synthesized by aqueous solution free radical polymerization and evaluated as scale inhibitor for barium sulfate.
Kiran Kumar Kommanapalli   +5 more
doaj   +2 more sources

Sub‐10 nm Radiolabeled Barium Sulfate Nanoparticles as Carriers for Theranostic Applications and Targeted Alpha Therapy [PDF]

open access: yesChemistryOpen, 2020
The treatment of cancer patients with α‐particle‐emitting therapeutics continues to gain in importance and relevance. The range of radiopharmaceutically relevant α‐emitters is limited to a few radionuclides, as stable chelators or carrier systems for ...
Reissig F   +5 more
europepmc   +4 more sources

Crystallization Behavior and Mechanical Properties of Poly(ε-caprolactone) Reinforced with Barium Sulfate Submicron Particles. [PDF]

open access: yesMaterials (Basel), 2021
Poly(ε-caprolactone) (PCL) was mixed with submicron particles of barium sulfate to obtain biodegradable radiopaque composites. X-ray images comparing with aluminum samples show that 15 wt.% barium sulfate (BaSO4) is sufficient to present radiopacity ...
Amestoy H   +4 more
europepmc   +2 more sources

Predicting dissolution and transformation of inhaled nanoparticles in the lung using abiotic flow cells: The case of barium sulfate. [PDF]

open access: yesSci Rep, 2020
Barium sulfate (BaSO4) was considered to be poorly-soluble and of low toxicity, but BaSO4 NM-220 showed a surprisingly short retention after intratracheal instillation in rat lungs, and incorporation of Ba within the bones.
Keller JG   +9 more
europepmc   +2 more sources

Study on the preparation of high drug loading pellets of barium sulfate

open access: yesJournal of Hebei University of Science and Technology, 2023
In order to improve the clarity of the development of the markers in the digestive tract,the formulation and preparation process of high drug loading pellets of barium sulfate were explored and optimized.
Yinghua XIE   +4 more
doaj   +1 more source

Recent Advances in the Preparation of Barium Sulfate Nanoparticles: A Mini-Review

open access: yesChemEngineering, 2022
The potential for barium sulphate nanoparticles to be used in a variety of important fields has sparked a lot of attention. Methods for obtaining this material by milling (top-down approach) are not very popular due to the difficulty of controlling the ...
Tlek Ketegenov   +4 more
semanticscholar   +1 more source

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