Results 11 to 20 of about 50,323 (213)

Stability, Mobility and Pull out Forces of Immediate Loaded Endosteal Screw Type Dental Implants of 4 and 4.5mm in Diameter (Comparative Experimental Study) [PDF]

open access: yesAl-Rafidain Dental Journal, 2006
Aims: To compare the immediate loaded implants with the non–loaded type by pull–out force test measured with aids of semiautomatic strength tester machine and mobility test using orthodontic gauge and digital vernier.
Luay N Abood   +2 more
doaj   +1 more source

Anatomical and Biomechanical Stability of Single/Double Screw‐Cancellous Bone Fixations of Regan–Morry Type III Ulnar Coronoid Fractures in Adults: CT Measurement and Finite Element Analysis

open access: yesOrthopaedic Surgery, 2023
Objective At present, it is still uncertain whether single screw has the same stability as double screws in the treatment of ulnar coronal process basal fracture (Regan–Morry type III).
Hao Ye   +12 more
doaj   +1 more source

Investigation of interfacial strength parameters in polymer matrix composites: Compatibility and reproducibility

open access: yesAdvanced Industrial and Engineering Polymer Research, 2018
Effects of various geometrical and physical factors, as well as the method of data reduction (analysis of experimental force–displacement curves) on the values of local interfacial strength parameters (local IFSS, τd, and critical energy release rate ...
Serge Zhandarov   +5 more
doaj   +1 more source

Discrete Element Analysis of the Load Transfer Mechanism of Geogrid-Ballast Interface under Pull-Out Load

open access: yesAdvances in Civil Engineering, 2020
Geogrids have been extensively used in subgrade construction for stabilization purposes of unconfined ballast. Based on well-calibrated microparameters, a series of geogrid-reinforced ballast models with different geogrid sizes and particular structures ...
Jing Li   +3 more
doaj   +1 more source

Experimental Study on Friction Characteristics of Geogrid-Loess Interface [PDF]

open access: yes长江科学院院报
[Objective] Geogrids are widely applied in high loess slopes engineering due to their advantages of strong overall durability, high tensile strength, and corrosion resistance.
CAI Xiao-guang, YUAN Chao, LI Si-han, XU Hong-lu, WANG Xue-peng
doaj   +1 more source

Impact of Implant Design and Bone Properties on the Primary Stability of Orthodontic Mini-Implants

open access: yesApplied Sciences, 2021
This study investigated the correlation between bone characteristics, the design of orthodontic mini-implants, the pull-out force, and primary stability.
Lejla Redžepagić-Vražalica   +5 more
doaj   +1 more source

Experimental Study of the Failure Mechanism of the Anchorage Interface under Different Surrounding Rock Strengths and Ambient Temperatures

open access: yesAdvances in Civil Engineering, 2021
In order to study the anchoring instability mechanism of surrounding rock in deep roadway, the failure mechanism of the bolt-anchoring agent interface was studied by simulating different strength rock mass and ground temperature environment, using C20 ...
Xiaohu Liu   +4 more
doaj   +1 more source

Quantitative biomechanical optimization of neochordal implantation location on mitral leaflets during valve repairCentral MessagePerspective

open access: yesJTCVS Techniques, 2022
Objective: Suture pull-out remains a significant mechanism of long-term neochordal repair failure, as demonstrated by clinical reports on recurrent mitral valve regurgitation and need for reoperation.
Pearly K. Pandya, BS   +6 more
doaj   +1 more source

Agar with embedded channels to study root growth

open access: yesScientific Reports, 2020
Agar have long been used as a growth media for plants. Here, we made agar media with embedded fluidic channels to study the effect of exposure to nutrient solution on root growth and pull-out force. Black Eye bean (Vigna Unguiculata) and Mung bean (Vigna
Azlan Abdul Aziz   +4 more
doaj   +1 more source

Study of the Load-Bearing Characteristics of Bolts under Asymmetric Freezing Conditions

open access: yesApplied Sciences, 2023
To investigate the load-bearing characteristics of anchor rods under asymmetric freezing conditions such as those in cold regions and the effect of frost swelling, a model test device was developed using a controlled-temperature environmental box and a ...
Jie Dong   +5 more
doaj   +1 more source

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