Properties of a novel polysiloxane-guttapercha calcium silicate-bioglass-containing root canal sealer

Nov 23, 2017 by in Dental Materials Comments Off on Properties of a novel polysiloxane-guttapercha calcium silicate-bioglass-containing root canal sealer

Abstract Objective Root canal filling sealers based on polymethyl hydrogensiloxane or polymethyl hydrogensiloxane-guttapercha – introduced to improve the quality of conventional guttapercha-based and resin-based systems – showed advantages in handiness…

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Cytotoxicity and anti-inflammatory effects of zinc ions and eugenol during setting of ZOE in immortalized human oral keratinocytes grown as three-dimensional spheroids

Nov 23, 2017 by in Dental Materials Comments Off on Cytotoxicity and anti-inflammatory effects of zinc ions and eugenol during setting of ZOE in immortalized human oral keratinocytes grown as three-dimensional spheroids

Graphical abstract Highlights • Eugenol and Zn ions were released from ZOE. • Zn ions had cytotoxicity to oral keratinocyte. • 2D and 3D culture have different biological effects. •…

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Study of energy transfer by different light curing units into a class III restoration as a function of tilt angle and distance, using a MARC Patient Simulator (PS)

Nov 23, 2017 by in Dental Materials Comments Off on Study of energy transfer by different light curing units into a class III restoration as a function of tilt angle and distance, using a MARC Patient Simulator (PS)

Abstract Objective The MARC Patient Simulator (MARC PS) enables researchers to observe the influence of handling errors on the radiant exposure that is delivered by light curing units (LCUs). Changes…

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Thickness dependence of light transmittance, translucency and opalescence of a ceria-stabilized zirconia/alumina nanocomposite for dental applications

Nov 23, 2017 by in Dental Materials Comments Off on Thickness dependence of light transmittance, translucency and opalescence of a ceria-stabilized zirconia/alumina nanocomposite for dental applications

Highlights • We investigated thickness dependence of optical properties of a Ce-TZP/Al 2 O 3 nanocomposite. • A spectrophotometer was used to collect spectral transmittance data. • The Ce-TZP/Al 2…

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Development, characterization and comparison of two strontium doped nano hydroxyapatite molecules for enamel repair/regeneration

Nov 23, 2017 by in Dental Materials Comments Off on Development, characterization and comparison of two strontium doped nano hydroxyapatite molecules for enamel repair/regeneration

Highlights • Newly developed Sr doped nHAp particles for a better choice for treating white spot lesions and incipient carious lesions. • Sr doped nHAp showed increased agglomeration and cluster…

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HEMA release and degree of conversion from a resin-modified glass ionomer cement after various delays of light activation

Nov 23, 2017 by in Dental Materials Comments Off on HEMA release and degree of conversion from a resin-modified glass ionomer cement after various delays of light activation

Abstract Objective The setting of resin-modified glass ionomer cements (RMGIC) involves the acid–base reaction and the polymerization of HEMA monomers. Each setting mechanism may compete with the other. The aim…

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Failure mechanisms in denture adhesives

Nov 23, 2017 by in Dental Materials Comments Off on Failure mechanisms in denture adhesives

Graphical abstract Highlights • A multiscale experimental mechanical approach is used to evaluate denture adhesives. • Adhesive material failure was critically dependent on fibrillar structure formation. • A PDAC adhesive…

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Fracture strength, failure type and Weibull characteristics of lithium disilicate and multiphase resin composite endocrowns under axial and lateral forces

Nov 23, 2017 by in Dental Materials Comments Off on Fracture strength, failure type and Weibull characteristics of lithium disilicate and multiphase resin composite endocrowns under axial and lateral forces

Abstract Objective Multiphase resin composite materials have been advocated as an alternative to reinforced ceramics but limited information is available to date on their stability. This in vitro study evaluated…

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