Search Results - "Asmussen, Erik"
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Influence of curing protocol on selected properties of light-curing polymers: Degree of conversion, volume contraction, elastic modulus, and glass transition temperature
Published in Dental materials (01-12-2009)“…Abstract Objectives The purpose of this study was to investigate the effect of light-curing protocol on degree of conversion (DC), volume contraction ( C ),…”
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2
Determinants of in vitro gap formation of resin composites
Published in Journal of dentistry (01-02-2004)“…Objectives. To investigate whether polymerization shrinkage, flow, modulus, and bond strength influence marginal gap formation of resin composite restorations…”
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3
Stiffness, elastic limit, and strength of newer types of endodontic posts
Published in Journal of dentistry (01-05-1999)“…Objectives: To determine the stiffness, elastic limit, and strength of a selection of endodontic posts recently introduced onto the market. Methods: Endodontic…”
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4
Influence of UEDMA, BisGMA and TEGDMA on selected mechanical properties of experimental resin composites
Published in Dental materials (1998)“…Objectives. This study was conducted to determine the effect of UEDMA, BisGMA and TEGDMA on selected mechanical properties of experimental resin composites…”
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5
Temperature rise induced by some light emitting diode and quartz-tungsten-halogen curing units
Published in European journal of oral sciences (01-02-2005)“…Because of the risk of thermal damage to the pulp, the temperature rise induced by light‐curing units should not be too high. LED (light emitting diode) curing…”
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6
Two-step curing: influence on conversion and softening of a dental polymer
Published in Dental materials (01-09-2003)“…Objectives. The study investigates the influence of two-step curing of a BisGMA/TEGDMA based polymer on degree of conversion (DC) and on hardness before and…”
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7
Resin composites: Strength of the bond to dentin versus surface energy parameters
Published in Dental materials (01-11-2005)“…The strength of the bond to dentin treated with two adhesive systems was investigated. The bond was tested with six resin composites. It was hypothesized that…”
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8
Influence of selected components on crosslink density in polymer structures
Published in European journal of oral sciences (01-08-2001)“…Bifunctional methacrylates polymerize to form crosslinked polymer structures which may be characterized by the quantity of remaining double bonds and by the…”
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9
Polymerization contraction of resin composite vs. energy and power density of light-cure
Published in European journal of oral sciences (01-10-2005)“…This study measured the polymerization contraction of a resin composite cured at three levels of energy density, each attained at six different levels of power…”
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10
Influence of specimen diameter on the relationship between subsurface depth and hardness of a light-cured resin composite
Published in European journal of oral sciences (01-12-2003)“…In pilot studies of the relationship between subsurface depth and hardness of a light‐cured resin composite, it was found that the resin composite was softer…”
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11
Influence of composition on rate of polymerization contraction of light-curing resin composites
Published in Acta odontologica Scandinavica (01-06-2002)“…A slow contraction may result in reduced gap formation when a restorative resin polymerizes in a dental cavity. It was the aim in the present work to…”
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12
Direction of shrinkage of light-curing resin composites
Published in Acta odontologica Scandinavica (01-12-1999)“…It is occasionally stated in the dental literature that light-curing resin composites shrink towards the light source. As light travels at the speed of light,…”
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13
Visible-light curing units: correlation between depth of cure and distance between exit window and resin surface
Published in Acta odontologica Scandinavica (1997)“…Study 1) The depth of proximal cavities was measured on previously taken bitewing radiographs. Study 2) By means of a scrape test, the relationship between…”
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14
Effects of surface treatment on the free surface energy of dentin
Published in Dental materials (01-07-1994)“…The purpose of this study was to evaluate the influence of six treatments on the dispersive, acid, and base components of the free surface energy of dentin…”
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15
Class I and Class II restorations of resin composite: An FE analysis of the influence of modulus of elasticity on stresses generated by occlusal loading
Published in Dental materials (01-05-2008)“…Abstract Objectives It was the aim of the study to analyze by the FE method stresses generated in tooth and restoration by occlusal loading of Class I and…”
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16
In vitro wear, hardness, and conversion of diacetyl-containing and propanal-containing resin materials
Published in Dental materials (01-03-1996)“…Objectives. This study was conducted to determine the effect of diacetyl or propanal additives: 1) on the in vitro wear of 22 experimental resin composites;…”
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17
Bonding of resin cements to an aluminous ceramic: a new surface treatment
Published in Dental materials (01-05-1994)“…The purpose of the work reported here was to develop a surface treatment of an alumina-based ceramic (In Ceram) that would make reliable bonding to a…”
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18
Improved efficacy of dentin-bonding agents
Published in European journal of oral sciences (01-10-1997)“…Dentin cavities, prepared in extracted human teeth, were treated with various proprietary dentin‐bonding agents and then filled with a light‐cured restorative…”
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19
Temperature rise during photo-polymerization for onlay luting
Published in American journal of dentistry (01-08-2011)“…(1) To measure the temperature rise during long-time irradiation needed to lute adhesive indirect restorations, with one halogen and five LED high-power lamps,…”
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20
Factors affecting the color stability of restorative resins
Published in Acta odontologica Scandinavica (1983)“…The color change resulting from storage in water was measured on a number of experimental and proprietary complex resins. The experimental resins contained…”
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