Results 51 to 60 of about 817,292 (281)

Study on the matching of dental and basal bone arch form in three-dimensional space in individual normal occlusion of Chinese population

open access: yes口腔疾病防治, 2016
Objective To study the matching of dental and basal bone arch form in three-dimensional space in individual normal occlusion, to provide references for the clinical treatment.
SUN Shang-ran, GAO Hui, XIAO Dan-na
doaj   +1 more source

Superlubricity and Corrosion Inhibition Properties of Solvate Ionic Liquids in Hybrid Carbon Fiber Reinforced Plastic–Steel Interfaces

open access: yesAdvanced Engineering Materials, EarlyView.
Solvate ionic liquids lubrication reduced the coefficient of friction by ∼60% compared to dry sliding, reaching steady‐state values as low as 0.04–0.05. Corrosion weight‐loss measurements in 1 M HCl further demonstrated significant inhibition behavior, with only 100 ppm of [Li(G3)][TFSI] (∼68.5 μL/L) reducing corrosion‐product weight loss by 63 ...
Sameh Dabees   +6 more
wiley   +1 more source

Cryogenic Deformation Behavior of TiAl and Insights Into Embrittlement After High‐Temperature Exposure Combined With Secondary Ion Mass Spectroscopy of Near Surface Chemistry

open access: yesAdvanced Engineering Materials, EarlyView.
Near‐surface deuterium enrichment profiles for different microstructural types of TiAl after exposure at 700 °C in a heavy water‐containing environment. The deuterium levels are significantly higher than expected from natural occurrence, indicating that the heavy water dissociated during the exposure treatment and entered the specimens.
Jonathan D. H. Paul   +5 more
wiley   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Maxillary dental arch width changes by extraction and non-extraction orthodontic treatment among angle’s class I malocclusion patients

open access: yesUpdate Dental College Journal, 2022
This study examined the pretreatment and post treatment dental arch width changes between the extraction and non-extraction cases in Angle’s class I patients. Sixty pre-treatment and post-treatment dental casts from 30 extractions and 30 non-extractions
Sultana Razia Khanam   +3 more
doaj   +1 more source

Polarizable Vanadium Dipoles Promote Water Dissociation on Vanadium‐Based Metal Organic Framework

open access: yesAdvanced Functional Materials, EarlyView.
The polarization of unpaired V 3d electrons weakens the H─O bond to improve water dissociation by the dual Vδ+:O─H and Pλ−:H─O coupling hydrogen bonds formation and relaxation. P@V‐MOF electrocatalyst shows low overpotentials (94 mV in acid, 178 mV in neutral, and 77 mV in alkaline solutions) with excellent stability for effective overall water ...
Xinjuan Liu   +13 more
wiley   +1 more source

DEVELOPMENT OF A DIGITAL METHOD FOR ARCH WIDTH EVALUATION

open access: yes, 2023
Constricted maxilla and lower dentition are one of the most frequent maxillofacial problems and acquires among 55-63.2% of children from the total number of anomalies in the facial area and needs to be well diagnosed. Therefore, the aim of this investigation is a development of digital program for evaluation of dental arches' width.
Gavkhar ARIPOVA   +4 more
openaire   +1 more source

Differences of patients with Angle class I type 1 profile before and after treated with removable orthodontic appliance

open access: yesPadjadjaran Journal of Dentistry, 2017
Introduction: Children with bad habit and the persistence of deciduous teeth can caused malposition of anterior permanent teeth or Angle Class I Type 1 malocclusion. One of the curative treatment is removable orthodontic appliance.
Novita Asti Nada   +2 more
doaj   +1 more source

Differences in Dental Arch Dimensions in a Sample of Kurdish Population among Different Occlusal Categories (Ex Vivo Study)

open access: yesPolytechnic Journal, 2020
It is essential to know dental arch dimensions to provide accurate diagnosis and treatment planning to ensure the satisfactory outcome of orthodontic treatment.
Rawand J. Othman, Hiwa S. Khidir
doaj   +1 more source

Quantifying Subsurface Weak in‐Plane Magnetization of Mixed Phase BiFeO3 by Scanning Nitrogen Vacancy Magnetometry

open access: yesAdvanced Functional Materials, EarlyView.
We use scanning nitrogen vacancy magnetometry to directly image the weak in‐plane magnetic moments in mixed phase BiFeO3 at the nanoscale and quantify the local magnetic moments to be 18.8±2.0 μB/nm2 in the rhombohedral‐like phase and 1.5±0.6 μB/nm2 in the well‐known non‐magnetic tetragonal‐like phase.
Lei Wang   +14 more
wiley   +1 more source

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