Results 21 to 30 of about 896,035 (305)

Boosted Kerr Black Hole in the Presence of Plasma

open access: yesProceedings, 2019
In this work, we obtain the deflection angle for a boosted Kerr black hole in the weak field approximation using the optics in a curved spacetime developed by J. L. Synge in 1960.
Carlos A. Benavides-Gallego   +1 more
doaj   +1 more source

Modern sniper rifles in the armament of the Serbian Armed Forces / Современные снайперские винтовки, используемые Вооруженными силами Республики Сербия / Savremene snajperske puške u opremi Vojske Srbije [PDF]

open access: yesVojnotehnički Glasnik, 2019
The paper describes sniper rifles and optical sights in use in the Serbian Armed Forces. For the purpose of possible design of an optical sight that would meet modern technical and technological standards and needs of the Serbian Armed Forces, the ...
Darko D. Janković   +3 more
doaj   +1 more source

Object Vibration Tracking in Silent Video for Sound Extraction

open access: yesRMUTL Engineering Journal, 2017
This research proposed the steps of voice synthesis from videos, which contain a moving object. Video images with the suitable resolution are processed to locate the vibrating object. Then, the signals are magnified in order to easily detect the change
Tanasanee Phienthrakul   +3 more
doaj   +1 more source

Impact of different magnification levels on visual caries detection with ICDAS [PDF]

open access: yes, 2015
OBJECTIVES The aim of this in vitro study was to examine the effect of different levels of magnification on the accuracy and reliability of visual caries detection using ICDAS criteria.
Neuhaus, Klaus   +3 more
core   +1 more source

Magnification of Iris through Clear Acrylic Resin in Ocular Prosthesis

open access: yesJournal of Functional Biomaterials, 2022
The study on the magnification of the clear acrylic resin in prosthetic dentistry is important but lacking. Hence, this research aimed to investigate the magnification of the iris in the ocular prosthesis with various thicknesses of clear heat cure ...
Dinesh Rokaya   +6 more
doaj   +1 more source

Lensing Magnification Seen by Gravitational Wave Detectors

open access: yesUniverse, 2021
In this paper, we studied the gravitational lensing of gravitational wave events. The probability that an observed gravitational wave source has been (de-)amplified by a given amount is a detector-dependent quantity which depends on different ingredients:
Giulia Cusin, Ruth Durrer, Irina Dvorkin
doaj   +1 more source

Search Graph Magnification in Rapid Mixing of Markov Chains Associated with the Local Search-Based Metaheuristics

open access: yesMathematics, 2021
The structural property of the search graph plays an important role in the success of local search-based metaheuristic algorithms. Magnification is one of the structural properties of the search graph.
Ajitha K. B. Shenoy, Smitha N. Pai
doaj   +1 more source

The Effect of Changing Focal Trough in a Panoramic Device on the Accuracy of Distance Measurements

open access: yesDental Hypotheses, 2018
>Introduction: Magnification and distortion are the most important limitations of panoramic radiography. The aim of this study was to determine the effects of changing focal trough option of Planmeca SCARA 3 on the accuracy of linear distance ...
Mehrdad Abdinian   +2 more
doaj   +1 more source

IN VITRO EVALUATION OF THE IMPACT OF OPTICAL MAGNIFICATION ON THE PREPARATION FOR VENEERS [PDF]

open access: yesJournal of IMAB, 2020
Purpose: The preparation of hard dental tissues for veneers is а very technically demanding process, where minimal invasive manner matters. The optical magnification offers higher resolution; brighter and enlarged three-dimensional images which improve ...
Aleksandra Pecheva   +2 more
doaj   +1 more source

Atomic force microscopy and scanning electron microscopy evaluation of efficacy of scaling and root planing using magnification: A randomized controlled clinical study

open access: yesContemporary Clinical Dentistry, 2013
Aim: A randomized controlled clinical study was undertaken to evaluate the effectiveness of scaling and root planing (SRP) by using Magnifying Loupes (ML) and dental operating microscope (DOM).
Ranjana Mohan   +2 more
doaj   +1 more source

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