Zobrazeno 1 - 10
of 225
pro vyhledávání: '"Ulrich Lohbauer"'
Publikováno v:
Biomaterial Investigations in Dentistry, Vol 10, Iss 1 (2023)
AbstractThis feasibility study aimed to develop a new composite material of aligned glass flakes in a polymer resin matrix inspired by the biological composite nacre. The experimental composite was processed by an adapted method of pressing a glass f
Externí odkaz:
https://doaj.org/article/1976a57c11fd4effa8e24926edc4254b
Autor:
Julia Lubauer, Renan Belli, Fernanda H. Schünemann, Ragai E. Matta, Manfred Wichmann, Sandro Wartzack, Harald Völkl, Anselm Petschelt, Ulrich Lohbauer
Publikováno v:
Biomaterial Investigations in Dentistry, Vol 8, Iss 1, Pp 119-128 (2021)
Purpose Here we aimed to compare two machining strategies regarding the marginal strength of CAD/CAM materials using a hoop-strength test in model sphero-cylindrical dental crowns, coupled with finite element analysis. Materials and Methods Five CAD/
Externí odkaz:
https://doaj.org/article/832ed3c0648e4d869cff2b1f5031f22f
Publikováno v:
Materials, Vol 15, Iss 23, p 8524 (2022)
This study evaluated the water content and sorption of direct composites over 60 days using coulometric Karl Fischer titration (KFT). Plate-shaped specimens (10 × 10 × 1 mm3 of thickness) were built up using the composites Clearfil Majesty Posterio
Externí odkaz:
https://doaj.org/article/775c1a81f3354979a7423a9c5d1183eb
Publikováno v:
Applied Sciences, Vol 11, Iss 16, p 7370 (2021)
(1) Objectives: This work examined properties of dental monomer formulations of an aromatic dimethacylate (BisGMA), aliphatic urethane dimethacrylate (UDMA), and triethylene glycol dimethacrylate (TEGDMA). The monomers were combined in different rati
Externí odkaz:
https://doaj.org/article/cd1e772ccc3546fc8bf2d15557104943
Publikováno v:
Applied Sciences, Vol 11, Iss 11, p 5161 (2021)
This in-vitro study aimed to investigate whether intraoral scanners (IOS) are suitable for wear measurement compared to optical profilometry (WLP). A zirconia cast representing the teeth (24–28) was fabricated. It was digitized six times using thre
Externí odkaz:
https://doaj.org/article/587e935ad1f342b4ad66491146b2e574
Publikováno v:
SAGE Open Medical Case Reports, Vol 7 (2019)
The two-step production process of glass-ceramic dental restorations involves a computer-aided design/computer-aided machining step followed by a crystallization firing for the final material properties to be achieved. Certain firing parameters are b
Externí odkaz:
https://doaj.org/article/b6e2633ec2c84ea0a1c1d2f27284f235
Publikováno v:
SAGE Open Medical Case Reports, Vol 5 (2017)
Today, a substantial part of the dental crown production uses computer-aided design and computer-aided manufacturing (CAD/CAM) technology. A recent step in restorative dentistry is the replacement of natural tooth structure with pre-polymerized and m
Externí odkaz:
https://doaj.org/article/72260033d1da4eb5bea9c5eb558c1a7e
Autor:
Lucas Hian da SILVA, Erick de LIMA, Ranulfo Benedito de Paula MIRANDA, Stéphanie Soares FAVERO, Ulrich LOHBAUER, Paulo Francisco CESAR
Publikováno v:
Brazilian Oral Research, Vol 31, Iss suppl 1 (2017)
Abstract The evolution of computerized systems for the production of dental restorations associated to the development of novel microstructures for ceramic materials has caused an important change in the clinical workflow for dentists and technicians
Externí odkaz:
https://doaj.org/article/0118db591e764f66aa790e302f449432
Autor:
Shinya Yamada, Hirotaka Maeda, Akiko Obata, Ulrich Lohbauer, Akiko Yamamoto, Toshihiro Kasuga
Publikováno v:
Materials, Vol 6, Iss 12, Pp 5857-5869 (2013)
Poly(l-lactic acid)-based films which include 60 wt % of vaterite (V) or siloxane-containing vaterite (SiV) were coated on a pure magnesium substrate, denoted by PLLA/V or PLLA/SiV, respectively, to suppress early corrosion and improve its cytocompat
Externí odkaz:
https://doaj.org/article/60f9c02db4e04178b7d238dce7dc8c9c
Autor:
Ulrich Lohbauer
Publikováno v:
Materials, Vol 3, Iss 1, Pp 76-96 (2009)
Glass ionomer cements (GICs) are clinically attractive dental materials that have certain unique properties that make them useful as restorative and luting materials. This includes adhesion to moist tooth structures and base metals, anticariogenic pr
Externí odkaz:
https://doaj.org/article/8107f4efa3714f54ac50890aca1217c5