Results 21 to 30 of about 8,274,292 (305)

Effect of Entrance Frame on Crack Development around Prefabricated Subway Station Openings

open access: yesBuildings, 2023
The openings at the sidewalls of subway station entrances generally reduce the localized load-bearing capacity of the sidewalls and lead to concentrated stress around the openings.
Zhenze Mo   +3 more
doaj   +1 more source

Experimental Study and 3D Optimization of Small-Scale Solar-Powered Radial Turbine Using 3D Printing Technology

open access: yesMachines, 2023
Small-Scale Turbines (SSTs) are among the most important energy-extraction-enabling technologies in domestic power production systems. However, owing to centrifugal forces, the high rotating speed of SSTs causes excessive strains in the aerofoil portions
Ahmed M. Daabo   +8 more
doaj   +1 more source

Distribution of stresses in the human skull

open access: yesJournal of Oral Rehabilitation, 1985
SummaryA three‐dimensional photoelastic model was reproduced from a human skull. The insertions of the superficial and deep portions of the masseter muscle, the temporalis muscle, the medial pterygoid muscle and the temporalis fascia were simulated with leather bonded to the appropriate areas.
ALEXANDRIDIS, C.   +2 more
openaire   +3 more sources

Effects of the different materials and thicknesses on endocrown stress distribution

open access: yes口腔疾病防治, 2021
Objective To analyze the effects of different restorations and the thickness of the occlusal space on the stress distribution of endodontically treated molars with endocrowns.
LIN Jie, LIN Zhenxiang, ZHENG Zhiqiang
doaj   +1 more source

Multi-scale modelling of moisture diffusion coupled with stress distribution in CFRP laminated composites [PDF]

open access: yes, 2015
Laminated composite structures operating in a marine environment are subject to moisture ingress. Due to the slow diffusion process of moisture, the distribution of moisture is not uniform so that the laminates can develop hygrothermal stresses.
Meng, M.   +7 more
core   +1 more source

Structure Electromagnetic Force Analysis of WPT System Under Fault Conditions

open access: yesIEEE Access, 2020
In the high-frequency electromagnetic field, the coupling of the wireless power transfer (WPT) system is affected by the electromagnetic force (EMF). The fault conditions will strengthen the influence, cause the damage of magnetic shielding structure ...
Xian Zhang   +4 more
doaj   +1 more source

Structural Behavior Analyses and Simple Calculation of Asynchronous-Pouring Construction in PC Composite Girder Bridges with Corrugated Webs for Sustainability

open access: yesBuildings
Asynchronous-pouring construction (APC) technology employs a suspended hanging basket directly supported by corrugated steel webs (CSWs) with high shear strength, significantly enhancing construction efficiency.
Bo Gan   +5 more
doaj   +1 more source

The Mechanical Characteristics of the Neck Zone for a PEMFC Stack

open access: yesEnergies, 2023
Generally, the unit cell in a proton exchange membrane fuel cell (PEMFC) stack is divided into different zones according to the characteristics of the bipolar plate.
Zhen Zhang   +4 more
doaj   +1 more source

Comparative Evaluation of Stress at the Implant Bone Interface Between Short Implants and Long Implants Using BioHPP Abutment- An In vitro Study

open access: yesJournal of Pharmacy and Bioallied Sciences
Aim: To compare and evaluate the stress at the implant–bone interface between short implants and long implants using BioHPP abutment. Settings and Design: In vitro study.
C Thamarai   +6 more
doaj   +1 more source

Interface Layer Effect On The Stress Distribution Of A Wafer-Bonded Bilayer Structure

open access: yes, 2008
The interface layer plays an important role in stress transfer in composite structures. However, many interface layer properties such as the modulus, thickness, and uniformity are difficult to determine.
Zhang, Y (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100080, Peoples R China.   +1 more
core   +1 more source

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