Results 41 to 50 of about 1,678,629 (281)

Enhancing the Antimicrobial Properties of Experimental Resin-Based Dental Composites through the Addition of Quaternary Ammonium Salts

open access: yesJournal of Functional Biomaterials
Secondary caries is one of the main reasons for dental filling replacement. There is a need to obtain dental restorative material that is able to act against caries-inducing microorganisms.
Joanna Nowak   +5 more
doaj   +1 more source

Non‐Additive Criteria Assessment in Sustainability Evaluation of High Entropy Alloys: A Toxicity‐Weighted Framework

open access: yesAdvanced Engineering Materials, EarlyView.
Sustainability assessment requires methodologies that appropriately distinguish between additive and non‐additive material properties. A toxicity‐weighted scoring system is developed and applied that accounts for the disproportionate influence of highly toxic constituents through nonlinear weighting functions, providing more realistic estimates than ...
Seth Mehalic   +2 more
wiley   +1 more source

Investigating the Mechanisms of Discoloration in Modern Dental Materials: A Comprehensive Characterization Approach

open access: yesJournal of Functional Biomaterials
In general, patients’ opinions on reaching ideal esthetics while restoring dental tissues is one of the most important part of the oral treatment. Unfortunately, discoloration of dental materials may occur due to intrinsic and extrinsic factors.
Maria Gawriołek   +7 more
doaj   +1 more source

Mechanical properties and biocompatibility of polymer infiltrated sodium aluminum silicate restorative composites

open access: yesJournal of Advanced Ceramics, 2017
A new type of polymer-infiltrated-ceramic-network composites (PICNs) was fabricated by infiltrating methacrylate-based monomers into partially sintered porous ceramics.
Huining Wang   +6 more
doaj   +1 more source

Radiopacity of composite dental materials using a digital X-ray system

open access: yes, 2012
The aim of this study was to evaluate the radiopacity of 32 current dental composite materials with digital technique. Digital radiographs with CCD sensor along with an aluminum step wedge, 1-mm-thick tooth slice and 1mm thick composite specimen were ...
Dukić, Walter   +3 more
core   +1 more source

Physical properties of dental plaster filled with marble powder: a pilot study [PDF]

open access: yes, 2022
Background: Gypsum materials are frequently utilized in dental technology. Dental plaster is one of these products that is mainly used to produce dental casts and mounting purposes.
Elshereksi, Nidal   +7 more
core   +1 more source

Controlling Grain Growth in Powder Bed Fusion of Yttria‐Stabilized Zirconia Using Femtosecond Lasers: Challenges and Methodological Insights

open access: yesAdvanced Engineering Materials, EarlyView.
Binder‐free laser powder bed fusion of 8YSZ with a femtosecond laser is used to map process windows linking scan strategy, heat accumulation, and grain growth. Time‐resolved thermography and simulations reveal thermal regimes that enable continuous, vitrified, and fine‐grained 8YSZ surface layers without absorptive additives and demonstrate ...
Markus Kühn   +5 more
wiley   +1 more source

تاثیر دهانشویه های حاوری نانوذرات فلزی بر ثبات رنگ کامپوزیت رزین [PDF]

open access: yesJournal of Mashhad Dental School, 2014
مقدمه: نشان داده شده است که دهان‏شویه‏های حاوی نانوذرات فلزی می‏توانند به صورتی موثر در کنترل پلاک دندانی عمل نمایند. هدف از این تحقیق بررسی ثبات رنگ یک نوع ماده کامپوزیت بعد از مجاورت با چند محلول کلوئیدال حاوی ذرات نانو بود.
فرزانه احراری   +2 more
doaj  

Abrasive wear behavior of silane treated nanoalumina filled dental composite under food slurry and distilled water condition

open access: yesScience and Engineering of Composite Materials, 2018
The aims of the present study were to develop a dental composite filled with silanized nanoalumina and then to investigate the effect of nanoalumina filler on the two-body and three-body wear behavior under distilled water and food slurry medium ...
Kumar Shiv Ranjan   +2 more
doaj   +1 more source

Desenvolvimento de um compósito de bisgma/tegdma e vidro de sílica dopado com prata como material de restauração dental com propriedades antibacterianas [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pos-Graduação em Ciência e Engenharia de Materais, Florianópolis, 2009.No presente trabalho foram preparados e caracterizados compósitos antibacterianos à base de
Franke, Margarete
core  

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