Výsledky vyhledávání - "Shereen Kotb Salem"

Flexural Strength, Shear Bond Strength, and Color change of Veneering Dental Porcelain Modified by Silver Nanoparticles on zirconia and metal cores

Autor: Raiesa Hashem, Shereen Kotb Salem

Publikováno v: Egyptian Dental Journal. 69:1189-1198

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a176feceb8a3dc119d44a1a1a308cb22
https://doi.org/10.21608/edj.2023.178519.2367

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Evaluation of Internal Fit of CAD/CAM Implant Abutments with Hybrid and Internal Hex Connections Using Different Materials

Autor: Khaled Elbanna, Alaa Alqutub, Shereen Kotb Salem

Publikováno v: Egyptian Dental Journal. 68:749-761

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d8e6ef460602ed0d3ef258829d6fe5bb
https://doi.org/10.21608/edj.2021.100254.1824

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Wear, Microhardness and Fracture Toughness of Different CAD/CAM Ceramics

Autor: Rasha Sayed Asaad, Shereen Kotb Salem

Publikováno v: Egyptian Dental Journal. 67:485-495

Objective: To evaluate wear of three CAD/CAM ceramics (Lithium Disilicate, Zirconia reinforced-lithium silicate, Zirconia-based) and their opposing enamel antagonist in addition to their microhardness & fracture toughness. Materials and Methods: Thir

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9f7c588215e8e5c3cb6b1370b453b263
https://doi.org/10.21608/edj.2020.45103.1287

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Effect of Thermodynamic Aging on Colour Stability, Roughness and Flexural Strength of Two CAD/CAM Lithium Disilicate Glass Ceramics

Autor: Rasha Sayed Asaad, Shereen Kotb Salem

Publikováno v: Egyptian Dental Journal. 66:2661-2671

Objective: This study aimed to assess and compare the effect of thermodynamic aging on colour stability, roughness, and flexural strength of two CAD/CAM Li2Si2O5 ceramics. Materials and Methods: A total of 40 rectangular bar samples were fabricated r

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::639528113dbf9e53be90855eece1d969
https://doi.org/10.21608/edj.2020.42658.1258

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Effect of Re-Pressing of Lithium Disilicate Ceramic with different weight percentages on Colour, Translucency & Shear Bond Strength to veneering material

Autor: Shereen Kotb Salem, Mohammed Moustafa Shalaby

Publikováno v: Egyptian Dental Journal. 66:1627-1636

Aim:Investigate effect of repressing of Lithium disilicate ceramic with different weight percentages on color,translucency & bond strength with veneering material. Materials & Methods:Thirty discs were constructed & divided according to weight percen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e882ff17c3ac82e861dc3de252186b86
https://doi.org/10.21608/edj.2020.35039.1169

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FRACTURE STRENGTH AND MARGINAL GAP OF RE-PRESSED IPS E.MAX PRESS CROWNS WITH DIFFERENT CONCENTRATIONS

Autor: Mohamed Mostafa Shalaby, Shereen Kotb Salem

Publikováno v: Egyptian Dental Journal. 65:1939-1948

Objective: The aim of this study was to investigate the effect of repressing IPS e.max Press with different concentrations on the marginal gap and fracture strength of ceramic crowns.Materials and methods: Twenty-five IPS e.max Press crowns were fabr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::21f00576724010391a698555d2a1e453
https://doi.org/10.21608/edj.2019.73028

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EFFECT OF TWO DIFFERENT SURFACE TREATMENTS ON MICRO-SHEAR BOND STRENGTH OF CAD/CAM AND HEAT PRESSED GLASS CERAMICS

Autor: Shereen Kotb Salem, Ahmed Ziada, Khaled Elbanna

Publikováno v: Egyptian Dental Journal. 65:1853-1864

Objective: The aim of this study was to evaluate the micro-shear bond strength between a dual cured resin cement and five different types of ceramics in composition and techniques of construction, using two different surface treatments.Materials & me

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e7e30b098d06b09505ccf27fc7a34399
https://doi.org/10.21608/edj.2019.73016

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EFFECT OF NANOPARTICLES MODIFIED GLASS IONOMER CEMENT ON THE COLOUR AND SHEAR BOND STRENGTH OF LITHIUM DISILICATE CERAMIC

Autor: Rasha Sayed Asaad, Shereen Kotb Salem

Publikováno v: Egyptian Dental Journal. 65:813-824

The effect of glass ionomer cement modified by nanoparticles on the bond strength and colour of lithium disilicate ceramic was studied. Glass ionomer cement modified by nanosilver or nanogold, glass ionomer cement and IPS e.max CAD A2 were used. Thir

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2c4ace76809cbee921600dcee9afbfed
https://doi.org/10.21608/edj.2019.72868

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EFFECT OF AGING ON THE SHEAR BOND STRENGTH OF ZIRCONIA CERAMIC WITH DIFFERENT SURFACE TREATMENTS

Autor: Shereen Kotb Salem, Shams Waaz Amgad Ali

Publikováno v: Egyptian Dental Journal. 65:453-461

Statement of the problem: Zirconia is an acid etching resistant ceramic and may cause difficulty in obtaining a safe bond with it. The aim of this study is to evaluate the effect of aging on the shear bond strength of zirconia ceramic after being sub

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::863fc2fe630c157fac8482f0970e60e5
https://doi.org/10.21608/edj.2019.72721

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