Results 61 to 70 of about 227,665 (340)

Azaporphyrinoid‐Based Photo‐ and Electroactive Architectures for Advanced Functional Materials

open access: yesAdvanced Materials, EarlyView.
A long‐standing collaboration between the Torres and Guldi groups has yielded diverse azaporphyrinoid‐based donor‐acceptor nanohybrids with promising applications in solar energy conversion. This conspectus highlights key molecular platforms and structure‐function relationships that govern light and charge management, supporting the rational design of ...
Jorge Labella   +3 more
wiley   +1 more source

Accuracy of Artificial Intelligence-Designed Dental Crowns: A Scoping Review of In-Vitro Studies

open access: yesApplied Sciences
Artificial intelligence (AI), particularly deep learning, is increasingly applied in dental prosthetics, offering new approaches to dental crown design.
Hyun-Jun Kong, Yu-Lee Kim
doaj   +1 more source

Resistance to Fracture of Two All-Ceramic Crown Materials Following Endodontic Access [PDF]

open access: yes, 2006
Statement of problem There is currently no protocol for managing endodontic access openings for all-ceramic crowns. A direct restorative material is generally used to repair the access opening, rendering a repaired crown as the definitive restoration ...
Berzins, David W.   +5 more
core   +1 more source

The use of deforming broaching for enhancing the efficiency of cutter chisels [PDF]

open access: yes, 2020
Purpose. To determine the potential of deforming broaching for the improvement of efficiency of cutter chisels in the mining industry. Methodology. The study of the application of the technological process of deforming broaching was carried out
Nemyrovskyi, Ya B., Krivosheya, V. V., Sardak, S. E., Shepelenko, I. V. & Tsekhanov, Yu A.   +1 more
core  

Programmable Dimensional Lithography with Digital Micromirror Devices for Multifunctional Microarchitectures

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores recent advances in digital micromirror device (DMD)‐based lithography, focusing on its programmable light modulation, multi‐material compatibility, and dimensional patterning strategies. It highlights innovations from optical system design to materials integration and multifunctional applications, positioning DMD lithography as a ...
Yubin Lee   +5 more
wiley   +1 more source

Presentation of infrequent clinical case of dental gemination of the permanent upper left lateral incisor

open access: yesRevista Cubana de Medicina Militar, 2022
Introduction: Gemination is the division of a dental follicle that results in a tooth with two crowns, where the number of teeth in the arch does not vary.
Sair Andrés Miquet-Vega   +1 more
doaj   +2 more sources

Precision dentistry in preclinical education: analytic rubrics for enhanced objectivity in metal-ceramic crown preparations

open access: yesFrontiers in Dental Medicine
IntroductionPreclinical dental training requires students to master precise tooth preparation skills that directly influence clinical success. Traditional grading methods often lack objectivity and consistency. Analytic rubrics, by deconstructing complex
Saeed M. Alqahtani
doaj   +1 more source

Canada’s Evolving Crown: From a British Crown to a “Crown of Maples” [PDF]

open access: yesAmerican, British and Canadian Studies Journal, 2014
Abstract This article examines how instruments have changed the Crown of Canada from 1867 through to the present, how this change has been effected, and the extent to which the Canadian Crown is distinct from the British Crown. The main part of this article focuses on the manner in which law, politics, and policy (both Canadian and non-Canadian ...
Romaniuk Scott Nicholas   +1 more
openaire   +3 more sources

Fabrication, Properties, and Applications of Scaffolds for Bone Tissue Regeneration

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores cutting‐edge biomaterials and fabrication techniques for scaffolds in bone tissue regeneration. It conducts a critical comparison of various strategies, meticulously analyzes the key contradictions in the field, and outlines an integrated development path spanning from biomaterial selection to clinical application, while ...
Shangsi Chen, Min Wang
wiley   +1 more source

A Literature Review of Stainless Steel Crown for Permanent Molars: Indications, Survival, Periodontal and Radiographic Findings [PDF]

open access: yesJournal of Dentistry
Stainless steel crowns (SSCs) are the preferred choice for restoring primary molars with extensive caries. However, they may be indicated for permanent molars in certain cases as well.
Pooya Vatankhah   +2 more
doaj   +1 more source

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