Results 41 to 50 of about 109,234 (184)

Road Performance Evaluation of Preventive Maintenance Techniques for Asphalt Pavements

open access: yesLubricants
Preventive maintenance treatments are widely applied to asphalt pavements to mitigate deterioration and extend service life. This study evaluated four common technologies: a high-elasticity ultra-thin overlay, an Stone Mastic Asphalt (SMA)-10 thin ...
Fansheng Kong   +5 more
doaj   +1 more source

Successful Regenerative Endodontic Procedure of a Nonvital Immature Permanent Central Incisor Using Amniotic Membrane as a Novel Scaffold

open access: yesDentistry Journal, 2018
Successful regenerative endodontic procedure was performed in nonvital immature permanent central incisor (Stage-4 root development) using human amniotic membrane (HAM) as a novel scaffold.
Nandini Suresh   +3 more
doaj   +1 more source

Enlarging aneurysm sac post EVAR – type V or occult type II Endoleak?

open access: yesCVIR Endovascular, 2023
Purpose Several theories exist regarding the underlying mechanism of type V endoleaks (T5EL), which remains unclear. Torikai et al. (2018) describe sac expansion in cases with patchy heterogenous enhancement of peripheral thrombus and postulate these are
Shyamal Patel   +2 more
doaj   +1 more source

The High Speed Water Tunnel three-component balance [PDF]

open access: yes, 1955
An experimental program was initiated in the High Speed Water Tunnel to measure force coefficients for hydrofoils under cavitating conditions. This program necessitated either a new force balance or a major modification of the existing one.
Hotz, G. M., McGraw, J. T.
core  

Effectiveness evaluation of autotransplanted teeth after performing extraoral endodontic surgery instead of conventional root canal therapy

open access: yesBMC Oral Health, 2023
Purpose The aim of this study was to examine the viability and efficacy of utilizing extraoral apicoectomy and retrograde filling in combination to seal the root canal system of mature molars without the need for root canal therapy (RCT) during the ...
Fenglin Liao   +4 more
doaj   +1 more source

Status of ITER neutral beam cell remote handling system

open access: yes, 2013
The ITER neutral beam cell will contain up to three heating neutral beams and one diagnostic neutral beam, and four upper ports. Though manual maintenance work is envisaged within the cell, when containment is breached, or the radiological protection is ...
Belcher, C   +11 more
core   +1 more source

New technology based on clamping for high gradient radio frequency photogun [PDF]

open access: yes, 2015
High gradient rf photoguns have been a key development to enable several applications of high quality electron beams. They allow the generation of beams with very high peak current and low transverse emittance, satisfying the tight demands for free ...
Alesini, David   +10 more
core   +2 more sources

A novel approach for quality control system using sensor fusion of infrared and visual image processing for laser sealing of food containers [PDF]

open access: yes, 2004
This paper presents a new mechatronic approach of using infrared thermography combined with image processing for the quality control of a laser sealing process for food containers. The suggested approach uses an on-line infrared system to assess the heat
Al-Habaibeh, A   +5 more
core   +1 more source

3D Image Fusion to Localise Intercostal Arteries During TEVAR

open access: yesEJVES Short Reports, 2017
Purpose: Preservation of intercostal arteries during thoracic aortic procedures reduces the risk of post-operative paraparesis. The origins of the intercostal arteries are visible on pre-operative computed tomography angiography (CTA), but rarely on ...
G. Koutouzi   +4 more
doaj   +1 more source

Influence of access cavity design on the fracture resistance and root canal filling efficacy in simulated young permanent molars using cone-beam computed tomography: An in vitro study

open access: yesEndodontology, 2020
Aims: The aim of this study is to evaluate the influence of access cavity designs on the fracture resistance and root canal filling efficacy of simulated young permanent molars.
N Greeshma Reddy   +5 more
doaj   +1 more source

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