Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Masahiro Nawa"'
Publikováno v:
KONA Powder and Particle Journal, Vol 10, Iss 0, Pp 192-197 (2014)
The Mechanical properties and microstructure of Al2O3/ W composites have been investigated. These composites were fabricated by hot-pressing a mixture of γ- or α- phase alumina (Al2O3) and fine tungsten (W) powders. In these composites, fine W part
Externí odkaz:
https://doaj.org/article/16bbc4793a424f0794b7a8cf4ec38f3c
Publikováno v:
Journal of the European Ceramic Society. 37:2933-2941
Publikováno v:
Dental Materials Journal. 33:565-569
The surface of a ceria-stabilized tetragonal zirconia polycrystal (Ce-TZP/Al2O3) nanocomposite was sandblasted by alumina particles and veneered with feldspathic porcelain via a conventional condensation method. The part of each specimen containing t
Publikováno v:
Journal of the European Ceramic Society. 33:521-529
The t–m transformation zone and related residual stress fields around two types of crack used for toughness measurements, i.e. SEVNB (arrested crack induced by a V-notch) and IF methods (indentation crack induced by a Vickers impression), are repor
Publikováno v:
Journal of the Ceramic Society of Japan. 118:406-409
The purpose of this study was to evaluate the low temperature aging degradation (LTAD) of two types of zirconia through the determination of fracture toughness before and after autoclaving. The fracture toughness of yttria stabilized tetragonal zirco
Publikováno v:
Journal of Biomedical Materials Research Part B: Applied Biomaterials. :492-498
The purpose of the present study was to evaluate the mechanical durability of a zirconia/alumina nanocomposite stabilized with cerium oxide (Ce-TZP/Al(2)O(3) nanocomposite) in comparison to yttria-stabilized tetragonal zirconia polycrystals (Y-TZP) a
Publikováno v:
Key Engineering Materials. :829-832
The aim of this study was to investigate the effect of surface treatments on bonding strength of two kinds of zirconia to three kinds of resin cements. After thermal cycling, the shear bonding strength of both zirconia decreased in all the resin ceme
Publikováno v:
Key Engineering Materials. :779-782
The effect of sintering condition, sandblasting and heat treatment on biaxial flexure strengths of the zirconia/ alumina nanocomposite stabilized with cerium oxide (Ce-TZP/Al2O3 nanocomposite, referred to NANOZR) was evaluated in comparison to that o
Publikováno v:
Key Engineering Materials. :813-816
With elongation of average human life, problem such as bone embrittlement and osteoporosis call for quick solution and the expectation for artificial biomaterials heightens. Many ceramics widely used as artificial biomaterials are limited by their po
Publikováno v:
Key Engineering Materials. :821-824
In the area of dental treatment for crown and dental implants, ceramics restoration is becoming popular due to both aesthetic needs and release of metallic allergy. However, for the restoration of defected tooth, ceramics materials with higher reliab