Results 1 to 10 of about 1,420,847 (261)

Tetracycline Adsorption Performance and Mechanism Using Calcium Hydroxide-Modified Biochars

open access: yesToxics, 2023
Tetracycline is frequently found in various environments and poses significant ecological risks. Calcium hydroxide-modified biochar has shown potential as a material for removing multiple classes of pollutants from wastewater streams.
Kaifeng Wang   +8 more
semanticscholar   +1 more source

Comparative evaluation of antimicrobial efficacy of different combinations of calcium hydroxide against Enterococcus faecalis

open access: yesBMC Oral Health, 2023
Background The study aims to compare the synergistic antibacterial efficacy of different combinations of calcium hydroxide as an intracanal medicament against E. faecalis .
K. Teja   +7 more
semanticscholar   +1 more source

The effects of calcium hydroxide and activator chemistry on alkali-activated metakaolin pastes

open access: yesCement and Concrete Research, 2021
The impact of calcium hydroxide as an additive in sodium hydroxide- and silicate-activated metakaolin pastes is presented with a primary aim to ascertain the specific effects of calcium on the reaction kinetics and phase formation.
K. M. Alventosa, Claire E. White
semanticscholar   +1 more source

Setting Behavior and Phase Evolution on Heat Treatment of Metakaolin-Based Geopolymers Containing Calcium Hydroxide

open access: yesMaterials, 2021
The setting behavior of geopolymers is affected by the type of source materials, alkali activators, mix formulations, and curing conditions. Calcium hydroxide is known to be an effective additive to shorten the setting period of geopolymers.
Byoungkwan Kim   +3 more
semanticscholar   +1 more source

Effect of alkali hydroxide on calcium silicate hydrate (C-S-H)

open access: yesCement and Concrete Research, 2022
This paper investigates the effect of KOH and NaOH on C-S-H structure and solubility.
Yiru Yan   +8 more
semanticscholar   +1 more source

Effectiveness of 4 Pulpotomy Techniques—Randomized Controlled Trial [PDF]

open access: yes, 2005
Pulpotomy is the accepted therapy for the management of cariously exposed pulps in symptom-free primary molars; however, evidence is lacking about the most appropriate technique.
Crispin, A.   +6 more
core   +1 more source

Effect of Lithium Compound Addition on the Dehydration and Hydration of Calcium Hydroxide as a Chemical Heat Storage Material

open access: yesACS Omega, 2020
Many studies on calcium hydroxide [Ca(OH)2] as a chemical heat storage material have been conducted. Generally, calcium hydroxide undergoes a dehydration reaction (heat storage operation) efficiently at about 400 °C or higher.
Aya Maruyama, Ryo Kurosawa, J. Ryu
semanticscholar   +1 more source

Antimicrobial activity of calcium hydroxide and chlorhexidine on intratubular Candida albicans [PDF]

open access: yes, 2013
This study investigated the efficacy of calcium hydroxide and chlorhexidine gel for the elimination of intratubular Candida albicans (C. albicans). Human single-rooted teeth contaminated with C.
Bernardineli , Norberti   +11 more
core   +1 more source

Cytotoxicity Evaluation of Iranian Propolis and Calcium Hydroxide on Dental Pulp Fibroblasts [PDF]

open access: yes, 2014
Background and aims. Since intracanal medicaments can affect the cell viability in periapical tissues, the aim of this study was to evaluate the effect of calcium hydroxide and propolis on pulp fibroblasts. Materials and methods.
Ranjbarian, Parisa.   +2 more
core   +3 more sources

Multiscale understanding of tricalcium silicate hydration reactions [PDF]

open access: yes, 2017
Tricalcium silicate, the main constituent of Portland cement, hydrates to produce crystalline calcium hydroxide and calcium-silicate-hydrates (C-S-H) nanocrystalline gel. This hydration reaction is poorly understood at the nanoscale.
Cuesta-García, Ana María   +8 more
core   +4 more sources

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