Results 121 to 130 of about 4,745 (262)

Cyclic Behaviour of Spread-Base Integral Bridge Abutments

open access: yes, 2000
Due to unsatisfactory performance of existing jointed bridges and their relatively high maintenance costs, integral bridge abutments have become more and more popular in many countries.
Springman, SM   +2 more
core  

Keratinized Mucosa Width and Incidence of Peri‐Implant Diseases: A Systematic Review With Meta‐Analysis

open access: yesJournal of Periodontal Research, EarlyView.
This systematic review and meta‐analysis of 12 cohort studies (2646 implants), the first restricted to cohort studies on this topic, found no association between keratinized mucosa and peri‐implant mucositis, but lower peri‐implantitis incidence in implants with keratinized mucosa (> 0 mm) and width ≥ 2 mm, supporting its consideration in risk ...
Isabella Neme Ribeiro dos Reis   +7 more
wiley   +1 more source

Observing the invisible: X‐ray CT for plant–microbe interactions

open access: yesNew Phytologist, EarlyView.
Utility of X‐ray computed tomography (X‐ray CT) for visualising belowground plant interactions between multiple spatial scales and focal planes. Summary Plant–microbe interactions are inherently spatial, yet the physical structure of the soil and rhizosphere is rarely treated as a mechanistic variable in experimental design.
Eric C. Pereira, Chris A. Bell
wiley   +1 more source

Numerical analysis of the embedded abutments of integral bridges

open access: yes
A numerical case study is presented, which investigates the performance of embedded integral bridge abutments and the maximum magnitude and distribution of earth pressure within the retained soil. The Three Surface Kinematic Hardening model is adopted in
Lee, Marcus. M.K.   +2 more
core  

Numerical Simulations and Shaking Table Tests of Geosynthetic Reinforced Soil Bridge Abutments [PDF]

open access: yes, 2017
Geosynthetic reinforced soil (GRS) bridge abutments are becoming widely used in transportation infrastructure and provide many advantages over traditional pile-supported designs, including lower cost, faster and easier construction, and smoother ...
Zheng, Yewei
core  

Engineered surface strategies to manage dental implant‐related infections

open access: yesPeriodontology 2000, EarlyView.
Abstract When exposed to the oral environment, dental implants, like natural surfaces, become substrates for microbial adhesion and accumulation, often leading to implant‐related infections—one of the main causes of implant failure. These failures impose significant costs on patients, clinicians, and healthcare systems.
João Gabriel S. Souza   +7 more
wiley   +1 more source

Multitemporal Geodetic and TLS Survey of the Bridge ‘Ponte della Costituzione’ in Venice for High-Precision Deformation Monitoring

open access: yesApplied Sciences
Deformation monitoring of bridges is essential to ensure the structural integrity and serviceability of these critical civil infrastructures. In this context, geodetic measurements using total stations and 3D terrestrial laser scanning (TLS) surveys can ...
Massimo Fabris   +2 more
doaj   +1 more source

Humboldt Bay Middle Channel Bridge: 3D bridge-foundations-ground system [PDF]

open access: yes, 2007
Soil-Structure interaction may play a major role in the seismic response of a bridge structure. Specifically, a significant reduction in soil stiffness and strength may result in permanent displacement of the abutments and foundations, thus imposing ...
Forcellini D.   +3 more
core  

Three‐dimensional digital quantitative analysis of periodontal and peri‐implant phenotype—A narrative review

open access: yesPeriodontology 2000, EarlyView.
Abstract 3D digital evaluation of the periodontal and peri‐implant tissue, including CBCT, intraoral scanning, optical surface scanning, and ultrasonography, is being used in the clinical arena with increasing frequency. Thus, to validate the utilization of 3D digital analysis for this purpose, a critical evaluation of the reliability of digital ...
Yi Te Lin   +5 more
wiley   +1 more source

Long‐term stability of conventional non‐regenerative periodontal treatment for furcation defects

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Furcation involvement (FI) in multi‐rooted teeth poses significant challenges in periodontal therapy due to complex anatomy and difficulty in achieving effective maintenance. FI is associated with increased periodontal destruction, especially in sites with narrow furcation entrances and deep root concavities.
Guo‐Hao Lin   +6 more
wiley   +1 more source

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