Search Results - "Seghi, R R"

Three-body wear potential of dental yttrium-stabilized zirconia ceramic after grinding, polishing, and glazing treatments by Amer, Rafat, DDS, MS, Kürklü, Duygu, DDS, PhD, Kateeb, Elham, DDS, MPH, PhD, Seghi, Robert R., DDS, MS

“…Statement of problem Zirconia complete-coverage crowns are being widely used as restorations because of their improved esthetic characteristics. Data about the…”
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Effect of shading technique and thickness on color stability and translucency of new generation translucent zirconia by Alp, Gülce, Subaşı, Meryem Gülce, Seghi, Robert R., Johnston, William M., Yilmaz, Burak

“…To evaluate the effect of shading technique and thickness on the color stability and translucency of translucent zirconia after coffee thermocycling. Specimens…”
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Measuring the Color of Maxillofacial Prosthetic Material by Hu, X., Johnston, W.M., Seghi, R.R.

“…Color information from different color-measuring systems varies during color matching in maxillofacial prosthetics. We studied the hypothesis that a…”
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Effect of substrate shades on the color of ceramic laminate veneers by Azer, Shereen S., BDS, MSc, MS, Rosenstiel, Stephen F., BDS, MSD, Seghi, Robert R., DDS, MS, Johnston, William M., PhD

“…Statement of problem Ceramic laminate veneers are generally fabricated with varying thicknesses ranging from 0.3 to 1 mm, depending on the need to mask…”
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Survival Predictions of Ceramic Crowns Using Statistical Fracture Mechanics by Nasrin, S., Katsube, N., Seghi, R.R., Rokhlin, S.I.

“…This work establishes a survival probability methodology for interface-initiated fatigue failures of monolithic ceramic crowns under simulated masticatory…”
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3D statistical failure analysis of monolithic dental ceramic crowns by Nasrin, Sadia, Katsube, Noriko, Seghi, Robert R, Rokhlin, Stanislav I

“…Abstract For adhesively retained ceramic crown of various types, it has been clinically observed that the most catastrophic failures initiate from the cement…”
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Comparison of retention and stability of two implant-retained overdentures based on implant location by Scherer, Michael D., DMD, MS, McGlumphy, Edwin A., DDS, MS, Seghi, Robert R., DDS, MS, Campagni, Wayne V., DMD

“…Statement of problem The location of dental implants and the choice of retentive attachments for implant-retained overdentures are selected based on clinician…”
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Comparison of retention and stability of implant-retained overdentures based upon implant number and distribution by Scherer, Michael D, McGlumphy, Edwin A, Seghi, Robert R, Campagni, Wayne V

“…The purpose of this investigation was to evaluate the effects of number and distribution of implants upon in vitro dislodging forces to a simulated…”
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The stress intensity factors for a periodic array of interacting coplanar penny-shaped cracks by Lekesiz, Huseyin, Katsube, Noriko, Rokhlin, Stanislav I., Seghi, Robert R.

“…The effect of crack interactions on stress intensity factors is examined for a periodic array of coplanar penny-shaped cracks. Kachanov’s approximate method…”
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Effective spring stiffness for a periodic array of interacting coplanar penny-shaped cracks at an interface between two dissimilar isotropic materials by Lekesiz, Huseyin, Katsube, Noriko, Rokhlin, Stanislav I., Seghi, Robert R.

“…An effective spring stiffness approximation is proposed for a hexagonal array of coplanar penny shaped cracks located at the interface between two dissimilar…”
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Evaluation of the wear resistance of new nanocomposite resin restorative materials by Yesil, Zeynep Duymus, DDS, PhD, Alapati, Satish, BDS, PhD, Johnston, William, PhD, Seghi, Robert R., DDS, MS

“…Statement of problem The use of composite resins for the restoration of posterior teeth is popular because of the improved performance and appearance of these…”
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Root Fortification by Seghi, Robert R., DDS, MS, Nasrin, Sadia, MS, Draney, Jonathan, DDS, Katsube, Noriko, PhD

“…Abstract An incompletely formed tooth is left with thin dentin walls and experiences a higher incidence of cervical root fracture that reduces the long-term…”
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Enhanced osteoblast response to a polymethylmethacrylate–hydroxyapatite composite by Moursi, Amr M., Winnard, Alissa V., Winnard, Phillip L., Lannutti, John J., Seghi, Robert R.

“…Hydroxyapatite (HA)-reinforced polymers have been proposed as a method of improving the biological properties of bone cements and implant materials. For…”
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Residual interface tensile strength of ceramic bonded to dentin after cyclic loading and aging by Hernandez, Alfredo I., DDS, MS, Roongruangphol, Thasanai, DDS, MS, Katsube, Noriko, PhD, Seghi, Robert R., DDS, MS

“…Statement of problem. To guard against the potential risk of cusp fracture, esthetic onlay restorations have been advocated for teeth with large restorations…”
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The effect of a layer of resin luting agent on the biaxial flexure strength of two all-ceramic systems by Pagniano, Roland P., Seghi, Robert R., Rosenstiel, Stephen F., Wang, Rentong, Katsube, Noriko

“…The influence of a layer of resin luting agent on the longevity of glass-ceramic crowns has been demonstrated in some laboratory and clinical studies. The…”
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Statistical failure analysis of adhesive resin cement bonded dental ceramics by Wang, Yaou, Katsube, Noriko, Seghi, Robert R., Rokhlin, Stanislav I.

“…The goal of this work is to quantitatively examine the effect of adhesive resin cement on the probability of crack initiation from the internal surface of…”
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Failure analysis of high performance polymers and new generation cubic zirconia used for implant‐supported fixed, cantilevered prostheses by Yilmaz, Burak, Batak, Burcu, Seghi, Robert R.

“…Background The load‐to‐failure performance of computer‐assisted design and computer‐assisted manufacturing (CAD‐CAM) high performance polymers (HPP) and new…”
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Strength of titanium-zirconium alloy implants with a conical connection after implantoplasty by Shah, Sweety D., Zheng, Fengyuan, Seghi, Robert R., Lee, Damian J.

“…Peri-implantitis occurs around dental implants, and implantoplasty has been used to address this ongoing disease; however, the changes to the physical…”
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Influence of bond quality on failure load of leucite- and lithia disilicate–based ceramics by Clelland, Nancy L., DMD, MSD, Ramirez, Adriana, DDS, MS, Katsube, Noriko, PhD, Seghi, Robert R., DDS, MS

“…Statement of problem The long-term survival of bonded ceramic restorations for posterior teeth is a clinical concern. The durability of the bond between the…”
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Relative wear of flowable and highly filled composite by Clelland, Nancy L., Pagnotto, Matthew P., Kerby, Ronald E., Seghi, Robert R.

“…By decreasing the proportion of filler, flowable composites are easy to adapt to small cavity preparations. However, the wear resistance of flowable composites…”
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