Showing 1,301 - 1,320 results of 1,559 for search '"Calcium hydroxide"', query time: 0.44s Refine Results
  1. 1301

    Successful Non-Surgical Root Canal Treatment on Auto-Transplanted Maxillary Premolar with Apical Periodontitis by Christopher M. Naglieri, Ellie Bash, Glen A. Karunanayake, Carlos H. R. Camargo, Takashi Komabayashi

    Published 2023-01-01
    “…The tooth was dried with paper points, and then calcium hydroxide was mixed with 2.5% NaOCl and placed with an amalgam carrier 2 mm from the radiographic apex. …”
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  2. 1302

    Effect of calcium-rich compounds on setting time and strength development of alkali-activated fly ash cured at ambient temperature by Prinya Chindaprasirt, Tanakorn Phoo-ngernkham, Sakonwan Hanjitsuwan, Suksun Horpibulsuk, Anurat Poowancum, Borwonrak Injorhor

    Published 2018-12-01
    “…Three calcium-rich compounds viz., Portland cement (PC), calcium hydroxide (CH) and calcium oxide (CaO) were used as additives to replace FA at the dosages of 5, 10, and 15% by weight basis. …”
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  3. 1303

    Characterization of nano-hydroxyapatite–collagen and epigallocatechin-3-gallate (EGCG) composites by scanning electron microscopy-energy dispersive spectroscopy (SEM-EDS), X-ray di... by Elline, Eko Fibryanto, Hiroko Gabriela Amanda

    Published 2022-01-01
    “…Background: Calcium hydroxide (Ca(OH)2) is most commonly used in vital pulp therapy, and it is the gold standard of pulp capping materials; however, it shows several limitations, including facile dissolution, stimulation of reparative dentin with tunnel defects, and inflammation. …”
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    Article
  4. 1304
  5. 1305

    Synthesis of Carbide Lime Waste Derived Base Catalyst (KF/CLW-Fe3O4) for Methyl Ester Production: An Optimization Study by Hong Hua Lim, Fei Ling Pua, R. Othman, Yun Hin Taufiq-Yap, Shamala Gowri Krishnan

    Published 2022-03-01
    “…In this paper, solid base catalyst KF/CLW-Fe3O4 was prepared from carbide lime waste, primarily calcium hydroxide with tiny amounts of carbonate and; the catalyst was used in the optimization study on the methyl ester production. …”
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  6. 1306

    Impact of Nano-silica on the hydration, strength, durability, and microstructural properties of concrete: A state-of-the-art review by Fadi Althoey, Osama Zaid, Rebeca Martínez-García, Fahad Alsharari, Mohd Ahmed, Mohamed M. Arbili

    Published 2023-07-01
    “…Compared to other nano-materials, Nano-silica has riveted a lot of consideration due to its pozzolan reaction with calcium-hydroxide to make a gel of calcium-silicate-hydrate. …”
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  7. 1307

    Suitability of different supported Ru, Pt and Ni catalysts for the hydrogenolysis of sorbitol by Thirunavukkarasu Kandasamy, Marimuthu Banu, R. Vijaya Shanthi, S. Sivasanker

    Published 2022-09-01
    “…Addition of a base (Calcium hydroxide) to the reactants' mixture increased the overall conversion and selectivities of the glycols, ethylene glycol (EG) and 1,2-propylene glycol (PG). …”
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  8. 1308

    Durability and Strength Characteristics of Casein-Cemented Sand with Slag by Sung-Sik Park, Seung-Wook Woo, Sueng-Won Jeong, Dong-Eun Lee

    Published 2020-07-01
    “…In this study, we used casein for soil cementation by mixing it with Jumunjin sand, sodium hydroxide (SH), and calcium hydroxide (CH) as a standard casein formula. The modified casein binder with different proportions of SH and CH was applied to improve water resistance. …”
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  9. 1309

    THEORETICAL ASPECTS, EXPERIMENTAL INVESTIGATIONS AND EFFICIENCY IN USAGE OF HIGH-STRENGTH CONCRETE FOR BRIDGE STRUCTURES by G. D. Liakhevich, S. A. Zvonnik, A. G. Liakhevich, Ayub Basim Abdulhussein Alazzawi

    Published 2014-10-01
    “…The paper shows a positive impact of highly dispersed additives on structure and physico-mechanical properties of cement compositions, namely: reduction of total porosity of a cement stone in concrete while increasing volumetric concentration and dispersion of a filler; binding of calcium hydroxide with the help of amorphised micro-silica; increased activity of mineral additives during their thin shredding; acceleration of the initial stage of chemical hardening of cement compositions with highly dispersed particle additives that serve as centers of crystallization; “binder-additive” cluster formation due to high surface energy of highly dispersed additive particles; hardening of surface area between a cement stone and aggregates in concrete; high-strength concretes are gaining strength much faster than conventional concretes.Technology of preparation and composition of high-strength concrete using highly dispersed mineral additives and super-plasticizer has been developed in the paper. …”
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  10. 1310

    Kinetics in vitro of ruminal fermentation of cocoa husks subjected to alkali and heat treatment by Flávio Moreira de Almeida, José Augusto Gomes Azevêdo, Ícaro dos Santos Cabral, Luiz Gustavo Ribeiro Pereira, Gherman Garcia Leal de Araújo, Abdon Santos Nogueira, Lígia Lins Souza, Brena Santos Oliveira, Pablo Almeida Sampaio Vieira

    Published 2015-12-01
    “…Cocoa husks samples were subjected to alkali and thermal methods (effect of time of exposure) treatment, as follows: control; alkaline treatment with calcium hydroxide ((Ca(OH)2) and calcium oxide (CaO), both doses of 15.0; 30.0 and 45.0 g kg-1 of CH; heat treatment in an autoclave at a pressure of 1.23 kg cm-2 (15 psi) and a temperature of 123°C for 30, 60 and 90 minutes. …”
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  11. 1311

    Optimizing the Acid Resistance of Concrete with Granulated Blast-Furnace Slag by Breitenbücher Rolf, Bäcker Jan, Kunz Sebastian, Ehrenberg Andreas, Gerten Christian

    Published 2018-01-01
    “…Widely independent from acid type, in most cases the acid attack on concrete runs the same way, starting with dissolution of easily soluble calcareous phases like calcium hydroxide. With ongoing attack, calcium-silicate-hydrate crystals (CSH) are also affected by acidic media. …”
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    Article
  12. 1312

    Insights into the Mechanism of Graphene Acting on Water and Chloride Ion Permeability of Cement-Based Materials by Jianmiao Dong, Jiaqiao Zhuang, Wanjin Li, Mingxuan Zou, Qi He, Shuqiong Luo

    Published 2023-05-01
    “…The main types of hydrated products are calcium hydroxide, ettringite, etc. The template effect of large-size graphene was more obvious, and a large number of regular flower-like cluster hydration products were formed, which made the structure of cement paste more compact and thus significantly improved the resistance to the penetration of water and chloride ions into the matrix of the concrete.…”
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  13. 1313

    Retreatment Strategies for Cases Containing Calcium Silicate-Based Root Canal Sealers: A Comprehensive Review by Hussain Al akam, Hyeon-Cheol Kim, Ji Wook Jeong

    Published 2024-02-01
    “…Third, the setting process of calcium silicate-based sealers generates byproducts, primarily calcium hydroxide and secondarily hydroxyapatite, that could interact with dentine. …”
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  14. 1314

    Evaluation of bond strength of one step and two steps self-etch adhesive agents with two different pulp-capping materials by Rendžova Vasilka, Apostolska Sonja, Kostadinovska Emilija, Antanasova Maja, Eftimoska Marina, Petkov Marjan, Ristoska Stevica, Pavleska Meri

    Published 2020-01-01
    “…Primary purpose of restorative dentistry is to preserve pulp vitality. Besides calcium hydroxide, the application of calcium silicate cements as a material for direct pulp capping has become used recently. …”
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  15. 1315

    Antibacterial Additives in Epoxy Resin-Based Root Canal Sealers: A Focused Review by Alexander Brezhnev, Prasanna Neelakantan, Ray Tanaka, Sergey Brezhnev, George Fokas, Jukka P. Matinlinna

    Published 2019-07-01
    “…A variety of antimicrobial agents have been evaluated as additives to epoxy resin-based sealers, including quaternary ammonium compounds, chlorhexidine, calcium hydroxide, iodoform, natural extracts, antibiotics, antifungal drugs, and antimicrobial agent-functionalised nanoparticles. …”
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  16. 1316

    Feasibility Study of Waste Gypsum as a Full Replacement for Fine Aggregates of Controlled Low-Strength Material by Wei-Ting Lin, Kinga Korniejenko, Dariusz Mierzwiński, Michał Łach, An Cheng, Kae-Long Lin

    Published 2023-02-01
    “…Its main chemical components were calcium sulfate dihydrate (47.90%), calcium hydroxide (21.64%) and calcium carbonate (14.80%). …”
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  17. 1317
  18. 1318

    The Adoption of New Endodontic Technology by Indian Dental Practitioners: A Questionnaire Survey by Ruchi Gupta, Rochna Rai

    Published 2013-11-01
    “…The technique of choice was both step back and crown down (35%). Calcium hydroxide was found to be the most frequently used (62%) intracanal medicament. …”
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  19. 1319

    Efficacy of different calcium silicate materials as pulp-capping agents: Randomized clinical trial by Cem Peskersoy, Jusuf Lukarcanin, Murat Turkun

    Published 2021-03-01
    “…Background/purpose: Calcium hydroxide-based materials were the gold standard in vital pulp therapies for decades’ despite of several shortcomings. …”
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  20. 1320

    Development and Characterization of Activated Carbon from Olive Pomace: Experimental Design, Kinetic and Equilibrium Studies in Nimesulide Adsorption by Íris Nunes Raupp, Alaor Valério Filho, Aline Lemos Arim, Ana Rosa Costa Muniz, Gabriela Silveira da Rosa

    Published 2021-11-01
    “…The raw material was oven dried at 105 °C for 24 h, ground, chemically activated in a ratio of 1:0.8:0.2 of olive pomace, zinc chloride and calcium hydroxide and thermally activated by pyrolysis in a reactor of stainless steel at 550 °C for 30 min. …”
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