Results 11 to 20 of about 8,189 (252)

Microshear Bond Strength of Composite Resin to Mineral Trioxide Aggregate and Potassium Nitrate-Modified Polycarboxylate Cement at Two Time Points Using Different Adhesive Approaches: An In Vitro Study. [PDF]

open access: yesClin Exp Dent Res
ABSTRACT Objectives This in vitro investigation evaluated the microshear bond strength (µSBS) of composite resin to mineral trioxide aggregate (MTA) and a modified polycarboxylate cement containing potassium nitrate (PCC/KNO3), both utilized as pulpotomy materials.
Adl A   +3 more
europepmc   +2 more sources

Comparative evaluation of microleakage of metallic copings luted with three different commercially available luting cements: An in vitro study

open access: yesThe Journal of Indian Prosthodontic Society, 2021
Aim: To evaluate the microleakage of metallic copings luted with three different commercially available luting cements. Setting and Design: Comparative evaluation in vitro study.
Mohit Handa   +3 more
doaj   +1 more source

Plastic shrinkage of concrete modified by metakaolin

open access: yesMagazine of Civil Engineering, 2021
The subject of research is concrete containing a polycarboxylate superplasticizer admixture and metakaolin. The effect of water-cement ratio, superplasticizer, and metakaolin on plastic shrinkage of cement paste was investigated.
Kseniia Usanova   +4 more
doaj   +1 more source

Effect of Glass Ionomer and Polycarboxylate Cements on Gingival Health of Primary Molars Restored with Stainless Steel Crown [PDF]

open access: yesJournal of Dental Materials and Techniques, 2020
Introduction: Glass ionomer and polycarboxylate cement have different effects on the marginal seal, microleakage, pulp tissue stimulation, and gingival health.
sara maleki kambakhsh   +3 more
doaj   +1 more source

Utilization of Poly(Polyvinyl Alcohol-g-2-Ethylhexyl Acrylate) as Admixture for Mortar [PDF]

open access: yes, 2020
We investigated the physico-mechanical properties of mortar mixed with copolymers based on polyvinyl alcohol (PVA) and 2-ethylhexyl acrylate (2-EHA) and synthesized by grafting using ammonium persulfate (APS) as an initiator.
Bekbayeva, Lyazzat   +3 more
core   +1 more source

Microleakage at implant abutment and prosthesis interface in cemented implant-supported prosthesis

open access: yesJournal of Pharmacy and Bioallied Sciences, 2021
Background: Dental implants have an important role in mainstream dental practice today to restore esthetics. The present study was conducted to evaluate the microleakage at implant abutment and prosthesis interface in cemented implant-supported ...
Soni Kumari   +5 more
doaj   +1 more source

Effect of Graphene Oxide Nanosheets on Physical Properties of Ultra-High-Performance Concrete with High Volume Supplementary Cementitious Materials [PDF]

open access: yes, 2020
Nanomaterials have been increasingly employed for improving the mechanical properties and durability of ultra-high-performance concrete (UHPC) with high volume supplementary cementitious materials (SCMs).
Lambert, Paul   +4 more
core   +1 more source

Research on the performance of recycled concrete powder self-leveling mortar based on orthogonal experiment [PDF]

open access: yesE3S Web of Conferences, 2020
Waste concrete in the construction waste is reprocessed into concrete sand and powder [1]. Recycled concrete sand with a particle size between 0.15 and 0.25mm partially replaces natural sand, and the recycled concrete powder with a particle size less ...
Lin Yuezhong   +2 more
doaj   +1 more source

The use of Bioceramics as root-end filling materials in periradicular surgery: a literature review [PDF]

open access: yes, 2018
Introduction: Periradicular surgery involves the placement of a root-end filling following root-end resection, to provide an apical seal to the root canal system. Historically several materials have been used in order to achieve this seal.
Abusrewil, Sumaya M.   +2 more
core   +1 more source

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