Search Results - "Lassila, Lippo V"

3D-Printed vs. Heat-Polymerizing and Autopolymerizing Denture Base Acrylic Resins by Perea-Lowery, Leila, Gibreel, Mona, Vallittu, Pekka K., Lassila, Lippo V.

“…The aim of this work was to investigate the effect of two post-curing methods on the mechanical properties of a 3D-printed denture base material. Additionally,…”
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Optical properties and light irradiance of monolithic zirconia at variable thicknesses by Sulaiman, Taiseer A, Abdulmajeed, Aous A, Donovan, Terrence E, Ritter, André V, Vallittu, Pekka K, Närhi, Timo O, Lassila, Lippo V

“…Highlights • Polishing of monolithic zirconia increases its surface gloss. The degree of surface gloss is brand dependent, and thickness shows no effect on the…”
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Optimizing the concentration of quaternary ammonium dimethacrylate monomer in bis-GMA/TEGDMA dental resin system for antibacterial activity and mechanical properties by Liang, Xiaoxu, Söderling, Eva, Liu, Fang, He, Jingwei, Lassila, Lippo V. J., Vallittu, Pekka K.

“…Four novel quaternary ammonium dimethacrylate monomers named IMQ (side alkyl chain length from 12 to 18) were synthesized with the aim to synthesize dental…”
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The effect of staining and vacuum sintering on optical and mechanical properties of partially and fully stabilized monolithic zirconia by SULAIMAN, Taiseer A., ABDULMAJEED, Aous A., DONOVAN, Terrence E., VALLITTU, Pekka K., NÄRHI, Timo O., LASSILA, Lippo V.

“…The effect of staining and vacuum sintering on optical properties and the bi-axial flexural strength of partially and fully stabilized monolithic zirconia…”
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Gastric acid challenge of lithium disilicate–reinforced glass–ceramics and zirconia-reinforced lithium silicate glass–ceramic after polishing and glazing—impact on surface properties by Hjerppe, Jenni, Shahramian, Khalil, Rosqvist, Emil, Lassila, Lippo V. J., Peltonen, Jouko, Närhi, Timo O.

“…Objectives To investigate the impact of simulated gastric acid on the surface properties of lithium disilicate–reinforced glass–ceramics and…”
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Synthesis of a novel tertiary amine containing urethane dimethacrylate monomer (UDMTA) and its application in dental resin by Liu, Dongliang, Liu, Fang, He, Jingwei, Lassila, Lippo V. J., Vallittu, Pekka K.

“…A novel tertiary amine containing urethane dimethacrylate monomer UDMTA was synthesized with the aim of replacing Bis-GMA as one component of dental…”
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Degree of conversion of dual-polymerizing cements light polymerized through monolithic zirconia of different thicknesses and types by Sulaiman, Taiseer A., BDS, Abdulmajeed, Aous A., BDS, PhD, Donovan, Terrence E., DDS, Ritter, André V., DDS, MS, MBA, Lassila, Lippo V., DDS, MSc, Vallittu, Pekka K., DDS, PhD, Närhi, Timo O., DDS, PhD

“…Abstract Statement of problem Monolithic zirconia restorations are increasingly common. Dual-polymerizing cements have been advocated for cementation. The…”
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Bioactive glass particulate filler composite: Effect of coupling of fillers and filler loading on some physical properties by Oral, Onur, Lassila, Lippo V, Kumbuloglu, Ovul, Vallittu, Pekka K

“…Abstract Objectives The aim of this study was to investigate the effect of silanization of biostable and bioactive glass fillers in a polymer matrix on some of…”
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Mechanical and structural characterization of discontinuous fiber-reinforced dental resin composite by Bijelic-Donova, Jasmina, CDT DDS, Garoushi, Sufyan, Lassila, Lippo V.J, Keulemans, Filip, Vallittu, Pekka K

“…Abstract Objectives This study evaluated several fiber- and matrix related factors and investigated different mechanical properties of discontinuous i.e. short…”
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Crack propagation and toughening mechanism of bilayered short-fiber reinforced resin composite structure —Evaluation up to six months storage in water by BIJELIC-DONOVA, Jasmina, GAROUSHI, Sufyan, LASSILA, Lippo VJ, ROCCA, Giovanni Tommaso, VALLITTU, Pekka K.

“…Clinically relevant parameters, such as stress intensity factor of bilayered resin composite structure with short fiber base and its stability over time, has…”
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The effect of span length of flexural testing on properties of short fiber reinforced composite by Garoushi, Sufyan, Lassila, Lippo V. J., Vallittu, Pekka K.

“…The aim of this study was to determine the effect of different span lengths of flexural testing on some properties of test specimens made of experimental short…”
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Influence of increment thickness on dentin bond strength and light transmission of composite base materials by Omran, Tarek A., Garoushi, Sufyan, Abdulmajeed, Aous A., Lassila, Lippo V., Vallittu, Pekka K.

“…Objectives Bulk-fill resin composites (BFCs) are gaining popularity in restorative dentistry due to the reduced chair time and ease of application. This study…”
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Preparation of antibacterial and radio-opaque dental resin with new polymerizable quaternary ammonium monomer by He, Jingwei, Söderling, Eva, Lassila, Lippo V.J, Vallittu, Pekka K

“…Highlights • We synthesized a new polymerizable monomer. • The new monomer can endow dental resin with antibacterial and radio-opaque properties. • Increase…”
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The effect of high fiber fraction on some mechanical properties of unidirectional glass fiber-reinforced composite by Abdulmajeed, Aous A, Närhi, Timo O, Vallittu, Pekka K, Lassila, Lippo V

“…Abstract Objectives This study was designed to evaluate the effect of an increase of fiber-density on some mechanical properties of higher volume…”
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Influence of nanometer scale particulate fillers on some properties of microfilled composite resin by Garoushi, Sufyan, Lassila, Lippo V. J., Vallittu, Pekka K.

“…The aim of this study was to evaluate the effect of different weight fractions of nanometer sized particulate filler on properties of microfilled composite…”
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Oxygen inhibition layer of composite resins: effects of layer thickness and surface layer treatment on the interlayer bond strength by Bijelic-Donova, Jasmina, Garoushi, Sufyan, Lassila, Lippo V. J., Vallittu, Pekka K.

“…An oxygen inhibition layer develops on surfaces exposed to air during polymerization of particulate filling composite. This study assessed the thickness of the…”
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The effect of smear layer removal on E. faecalis leakage and bond strength of four resin-based root canal sealers by Andriukaitiene, Laura, Song, Xiaobo, Yang, Nannan, Lassila, Lippo V J, Vallittu, Pekka K, Kerosuo, Eero

“…The aim of the study was to assess bacterial sealability and bonding ability of methacrylate-based Resilon (RS, SybronEndo), Endo Rez (ER, Ultradent Products…”
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Synthesis of methacrylate monomers with antibacterial effects against S. mutans by He, Jingwei, Söderling, Eva, Österblad, Monica, Vallittu, Pekka K, Lassila, Lippo V J

“…A series of polymerizable quaternary ammonium compounds were synthesized with the aim of using them as immobilized antibacterial agents in methacrylate dental…”
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Monomer priming of denture teeth and its effects on the bond strength of composite resin by Perea, Leila, DDS, MSc, Matinlinna, Jukka P., MSc, PhD, Tolvanen, Mimmi, PhD, Lassila, Lippo V., DDS, Vallittu, Pekka K., DDS, PhD

“…Statement of problem The bond strength of acrylic resin denture teeth used as pontics in fiber-reinforced composite fixed dental prostheses needs to be…”
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High volume individual fibre post versus low volume fibre post: The fracture load of the restored tooth by Hatta, Minori, Shinya, Akikazu, Vallittu, Pekka K, Shinya, Akiyoshi, Lassila, Lippo V.J

“…Abstract Objectives The purpose of this study was to evaluate the fracture loads of post-and-core systems with two different individually formed fibre post…”
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