Results 11 to 20 of about 119,654 (238)

Sealing Efficiency of MTA, Accelerated MTA, Biodentine and RMGIC as Retrograde Filling Materials

open access: yesBalkan Journal of Dental Medicine, 2021
Background/Aim: This in-vitro study evaluated the apical-sealing ability of MTA, MTA+10% CaCl2, Biodentine™ and RMGIC when used as retrograde material.
Mutluay Merve, Mutluay Abidin Talha
doaj   +1 more source

Effect of casein phosphopeptide-amorphous calcium phosphate on fluoride release and micro-shear bond strength of resin-modified glass ionomer cement in caries-affected dentin [PDF]

open access: yesRestorative Dentistry & Endodontics, 2018
ObjectivesThis study was conducted to evaluate fluoride release and the micro-shear bond strength of resin-modified glass ionomer cement (RMGIC) in casein phosphopeptide-amorphous calcium phosphate (CPP-ACP)-remineralized caries-affected dentin (CAD ...
Jamila Nuwayji Agob   +2 more
doaj   +1 more source

Joint Load Control and Energy Sharing for Autonomous Operation of 5G Mobile Networks in Micro-Grids

open access: yesIEEE Access, 2019
In this paper, we focus on the design of energy self-sustainable mobile networks by enabling intelligent energy management that allows the base stations to mostly operate off-grid by using renewable energies.
Nicola Piovesan   +3 more
doaj   +1 more source

Comparison of Howland and General Impedance Converter (GIC) circuit based current sources for bio-impedance measurements [PDF]

open access: yes, 2010
The current source is a key component in bio-impedance measurement systems. The accuracy of the current source can be measured in terms of its output impedance together with other parameters, with certain applications demanding extremely high output ...
A Zarafshani   +11 more
core   +1 more source

Multi-Task Learning for Efficient Management of Beyond 5G Radio Access Network Architectures

open access: yesIEEE Access, 2021
Automation of Radio Access Network (RAN) operation is a fundamental feature to manage sustainable and efficient Beyond Fifth-generation wireless (5G) networks, in the context of the Next Generation Self-Organizing Network (NG-SON) vision.
Zoraze Ali   +3 more
doaj   +1 more source

Corrosión a temperatura alta del acero ferrítico 9Cr-1Mo modificado P91, en atmósferas simuladas oxidantes-carburantes

open access: yesRevista de Metalurgia, 2012
La corrosión a temperatura alta en unidades de transformación de la industria química, petroquímica, carboquímica y termoeléctrica es de alto interés, debido a los costos generados por fallas repentinas causadas por el deterioro en las propiedades ...
D. Y. Peña-Ballesteros   +3 more
doaj   +1 more source

3GPP NR V2X Mode 2: Overview, Models and System-Level Evaluation

open access: yesIEEE Access, 2021
Following the successful use of sidelink in Long Term Evolution (LTE) for Proximity Services (ProSe) and Cellular Vehicular-to-everything (C-V2X), the 3rd Generation Partnership Project (3GPP) is working towards its evolution in New Radio (NR) systems in
Zoraze Ali   +3 more
doaj   +1 more source

Recent Advances in Data Engineering for Networking

open access: yesIEEE Access, 2022
This tutorial paper examines recent advances in data engineering, focusing on aspects of network management and orchestration. We provide a comprehensive analysis of standardization efforts as well as platform development activities related to data ...
Engin Zeydan, Josep Mangues-Bafalluy
doaj   +1 more source

Identification of potential precursors for the occurrence of Large-Scale Traveling Ionospheric Disturbances in a case study during September 2017

open access: yesJournal of Space Weather and Space Climate, 2020
Traveling Ionospheric Disturbances (TIDs) reflect changes in the ionospheric electron density which are caused by atmospheric gravity waves. These changes in the electron density impact the functionality of different applications such as precise ...
Ferreira Arthur Amaral   +5 more
doaj   +1 more source

Street vending - a perpetual hustle: How street vendors in Hanoi’s Walking Street negotiate their existence [PDF]

open access: yesPacific Geographies, 2022
Street vendors make up an important part of the Vietnamese informal economy and carry a trait of the country’s urban DNA. However, they have long been the target of many regulations to create a modern and civilized city of Hanoi.
Nguyễn, Duy Linh
doaj   +1 more source

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