Results 41 to 50 of about 3,922 (298)

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

Prevalence of mandibular third molar impaction and agenesis: A radiographic South Indian study

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2012
Aims and objective: To evaluate the prevalence of (i) impaction of mandibular third molar, (ii) agenesis of mandibular third molar and (iii) angulation of impaction radiographically.
Ananthalakshmi Ramamurthy   +5 more
doaj  

Effects of Mandibular Third Molar Angulation and Position on Crowding

open access: yesTurkish Journal of Orthodontics, 2013
Objective:To test the hypothesis that there are no statistically significant differences between mandibular dental crowding and angulation and impaction depth of mandibular third molars.Materials and Method:In this study, the lateral cephalograms ...
Rıdvan Okşayan, Tolga Topçuoğlu
doaj   +1 more source

Prevalence of third molar impaction in patient with mandibular anterior teeth crowding

open access: yesPadjadjaran Journal of Dentistry, 2016
Introduction: Third molar impaction has been a controversial topic among clinician when it comes to mandibular anterior teeth crowding. The aim is to know the prevalence of third molar impaction in patient with mandibular anterior teeth crowding in ...
Tan Chun Wei   +2 more
doaj   +1 more source

Maxillary third molars with horizontal impaction: A cross-sectional study using computed tomography in young Japanese patients

open access: yesJournal of International Medical Research, 2022
Objective To examine the anatomical characteristics of impacted maxillary third molars to help predict and prevent possible adverse events during extraction.
Shinpei Matsuda, Hitoshi Yoshimura
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Molar impaction patterns and skeletal malocclusions

open access: yesJournal of Craniomaxillofacial Research, 2022
Objectives: Impacted teeth fail to erupt fully into the oral cavity within the expected time due to interferences with the jaw bone, adjacent tooth, or even the gingivae.
Aryan Hesam Arefi   +2 more
doaj  

Eruption status of third molars in South Indian city

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2011
Aim : The aim of the present study is to determine the number of third molars per person, angulation, level, amount of space for eruption of third molar between ramus of mandible and second molar status of root and also to study the difficulty index ...
Sujata M Byahatti   +2 more
doaj   +1 more source

Decoupling Size and Electronic Effects in Doped SrTiO3 Photocatalysts Through Surface Area–Normalized CO2 Hydrogenation Rates

open access: yesAdvanced Functional Materials, EarlyView.
Exploring the photocatalytic reverse water–gas shift (RWGS) reaction on doped SrTiO3 nanoparticle films, reveals that normalizing catalytic rates by the catalyst's specific surface area (SSA) disentangled surface area effects from the catalyst's intrinsic material properties.
Dikshita Bhattacharyya   +6 more
wiley   +1 more source

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