Results 21 to 30 of about 950,378 (226)

Evaluation of porous concrete leachate to improve water quality. [PDF]

J Environ Qual
Abstract Porous concrete is increasingly explored as a multifunctional material for water quality improvement, stormwater management, and emerging agricultural applications. However, uncertainties remain regarding nutrient and trace metal leaching, particularly for freshly cast concrete. This study investigated the time‐dependent leaching behavior of a
Tamanna TA, MacPherson S, Addo PW, Shahed A, Ojha M, Lefsrud M.   +5 more
europepmc   +2 more sources

The influence of two different cements on remaining cement excess in cement-retained implant-supported zirconia crowns. An in vitro study

BDJ Open, 2021
Aim To compare the amount of remaining cement excess after cementation of implant-supported zirconia crowns with zinc phosphate or calcium aluminate glass ionomer cement.
Jazmin Hidalgo, Desirée Baghernejad, Anders Falk, Christel Larsson   +3 more
doaj   +1 more source

Shear bond strength of different luting agents to polyether ether ketone

Dental Research Journal, 2022
Background: Polyether ether ketone (PEEK) was recently introduced to dentistry. However, difficulty in provision of a strong durable bond is its main drawback.
Hossein Pourkhalili, Hamid Neshandar Asli, Newsha Toreihi, Mehran Falahchai   +3 more
doaj   +1 more source

Supra and subgingival application of antiseptics or antibiotics during periodontal therapy

Periodontology 2000, EarlyView., 2023
Abstract Periodontal diseases (gingivitis and periodontitis) are characterized by inflammatory processes which arise as a result of disruption of the balance in the oral ecosystem. According to the current S3 level clinical practice guidelines, therapy of patients with periodontitis involves a stepwise approach that includes the control of the patient ...
Elena Figuero, Jorge Serrano, Nicole Birgit Arweiler, Thorsten Mathias Auschill, Ali Gürkan, Gülnur Emingil   +5 more
wiley   +1 more source

Glass ionomer cements: an investigation into ionic processes within the cement with respect to time [PDF]

, 2010
PhDA series of experiments were performed to understand the ionic processes in glass ionomer cements. Fluoride release from fluoroaluminosilicate glasses in deionised water and artificial saliva Inorganic artificial saliva was used to compare the ...
Shahid, Saroash
core   +4 more sources

Calcium carbonate-calcium phosphate mixed cement compositions for bone reconstruction [PDF]

, 2006
The feasibility of making calcium carbonate-calcium phosphate (CaCO3-CaP) mixed cements, comprising at least 40 % (w/w) CaCO3 in the dry powder ingredients, has been demonstrated.
Bareille, Reine, Combes, Christèle, Rey, Christian   +2 more
core   +1 more source

Co-grinding significance for calcium carbonate–calcium phosphate mixed cement. Part I: effect of particle size and mixing on solid phase reactivity [PDF]

, 2011
In part I of this study we aim to evaluate and control the characteristics of the powders constituting the solid phase of a vaterite CaCO3–dicalcium phosphate dihydrate cement using a co-grinding process and to determine their impact on cement setting ...
Combes, Christèle, Le Bolay, Nadine, Tadier, Solène, C. Rey, Rey, Christian, S. Tadier, N. Le Bolay, C. Combes   +7 more
core   +1 more source

Assessment of in situ immobilization of Lead (Pb) and Arsenic (As) in contaminated soils with phosphate and iron: solubility and bioaccessibility [PDF]

, 2010
The effect of in situ immobilization of lead (Pb) and arsenic (As) in soil with respectively phosphate and iron is well recognized. However, studies on combined Pb and As-contaminated soil are fewer, and assessment of the effectiveness of the ...
Du, Xin, Weng, Liping, Du, X., Van Riemsdijk, Willem H., Weng, L.P., Cui, Y.S., Riemsdijk, W.H., van, van Riemsdijk, W.H., Cui, Yanshan   +8 more
core   +1 more source

A comparison of the adhesive strength of zinc phosphate and self-adhesive resin cement as fiber post cementation materials

Dental Journal, 2017
Background: The use of fiber post has become commonplace among dental practitioners due to its several advantages. In accordance with the intended use of post which provides retention for coronal restoration, a cement is used that can provide high ...
Setyawan Bonifacius, Deddy Firman, Hasna Djiab   +2 more
doaj   +1 more source

Effect of Post Construction Alloy Type (NPG and Ni-Cr) and Cement Type on Fracture Resistance of Endodontically Treated and Restored Teeth by Cast Post-Core

Journal of Dental School, 2023
Objectives It is claimed that non-precious gold (NPG) alloys with modulus of elasticity (MOE) very close to dentin’s MOE can enhance the fracture resistance of endodontically treated teeth.
Alireza Hadi, Mohamad Amin Sheikh
doaj   +1 more source