Results 251 to 260 of about 54,970 (293)

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

Soft Mechanical‐Electrical Logic Using Liquid Metal‐Filled 3D‐Printed Architectures

open access: yesAdvanced Engineering Materials, EarlyView.
We present 3D‐printed soft mechanical–electrical logic elements that use liquid metal–filled silicone tubes actuated by thermoplastic polyurethane/polylactic acid (TPU/PLA) architectures to produce Boolean operations. Complementary normally open and normally closed unit cells perform repeatable binary transitions and can be combined into more complex ...
Christoph Lehmann   +2 more
wiley   +1 more source

Digital Revolution In Orthodontic Impressions

open access: yes
AbstractIntraoral scanners (IOSs) have transformed modern orthodontics by replacing conventional impression techniques with digital workflows. They improve patient comfort, increase clinical efficiency, eliminate the need for physical casts, and enhance communication through CAD/CAM integration.
openaire   +1 more source

Implant Digital Impression in the Esthetic Area

open access: yesJournal of Prosthodontics, 2018
AbstractThe aim of this report is to describe two standardized protocols for digital impression when implant support rehabilitation is used in the esthetic area. The two techniques were used to transfer all provisional crown parameters to definitive restorations in different clinical scenarios.
Monaco, Carlo   +3 more
openaire   +4 more sources

Digital Analysis of a Novel Impression Method Named the Biological-Oriented Digital Impression Technique: A Clinical Audit

open access: yesProsthesis, 2023
This report aims to clinically evaluate the feasibility of a novel biological-oriented digital impression method for teeth prepared with a vertical preparation technique.
Marco Tallarico   +2 more
exaly   +3 more sources

Accuracy of Digital Dental Implants Impression Taking with Intraoral Scanners Compared with Conventional Impression Techniques: A Systematic Review of In Vitro Studies

open access: yesInternational Journal of Environmental Research and Public Health, 2022
The aim of this systematic review was to evaluate the in vitro accuracy of dental implants impressions taken with intraoral scanner compared with impressions taken with conventional techniques.
Jorge Cortés-Bretón Brinkmann   +2 more
exaly   +2 more sources

Digital versus Conventional Impression Taking Focusing on Interdental Areas: A Clinical Trial

open access: yesInternational Journal of Environmental Research and Public Health, 2020
Due to the high prevalence of periodontitis, dentists have to face a larger group of patients with periodontally compromised dentitions (PCDs) characterized by pathologic tooth migration and malocclusion.
Maximiliane Amélie Schlenz   +2 more
exaly   +2 more sources

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