Articles with "propagation characteristics" as a keyword



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Numerical Study on Crack Propagation Characteristics Under Different Loading Conditions by FRACOD2D Approach

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Published in 2018 at "Geotechnical and Geological Engineering"

DOI: 10.1007/s10706-018-0589-5

Abstract: The fracture of rock mass is affected by different stress state in underground engineering. It is important to understand the crack propagation characteristics and stress distribution under different loading conditions. In this study, the FRACOD2D… read more here.

Keywords: propagation; propagation characteristics; crack propagation; rock ... See more keywords
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The Propagation Characteristics of Radio Frequency Signals for Wireless Sensor Networks in Large-Scale Farmland

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Published in 2017 at "Wireless Personal Communications"

DOI: 10.1007/s11277-017-4018-5

Abstract: For configuring wireless sensor network and deploying nodes, the propagation characteristics of wireless channel at frequency of 433 MHz and 2.4 GHz are investigated. Through the analysis of the received signal strength indicator (RSSI) and packet loss… read more here.

Keywords: frequency; loss; propagation characteristics; wireless sensor ... See more keywords
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Experimental investigation on propagation characteristics of n-heptane/air combustion wave in foamed porous media

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Published in 2021 at "Fuel"

DOI: 10.1016/j.fuel.2021.121742

Abstract: Abstract Although porous media combustion is suitable for micro/meso-scale power systems, the accurate flame dynamics in porous media have not been revealed, which are critical for understanding the flame stabilization mechanism. In this work, the… read more here.

Keywords: speed; propagation characteristics; porous media; flame ... See more keywords
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Detonation propagation characteristics for CH4-2H2-3O2 mixtures in a tube filled with orifice plates

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Published in 2019 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2019.01.283

Abstract: Abstract In this study, the detonation propagation characteristics of stoichiometric CH4-2H2-3O2 mixture are investigated comprehensively in a round tube with an inner diameter of 90-mm and 6-m in length. Three different orifice plates with the… read more here.

Keywords: propagation characteristics; orifice plates; detonation; orifice ... See more keywords
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Propagation characteristics of terahertz wave in hypersonic plasma sheath considering high temperature air chemical reactions

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Published in 2020 at "Optik"

DOI: 10.1016/j.ijleo.2019.164090

Abstract: Abstract In this work, the propagation characteristics of terahertz wave in the hypersonic plasma sheath is demonstrated and analyzed based on the realistic vehicle model and the high temperature air thermal chemical reactions. Based on… read more here.

Keywords: plasma sheath; propagation characteristics; air; characteristics terahertz ... See more keywords
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Wave propagation characteristics of a magnetic granular chain

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Published in 2017 at "Journal of Sound and Vibration"

DOI: 10.1016/j.jsv.2017.06.014

Abstract: Abstract We investigate the wave propagation characteristics of a horizontal alignment of magnetic grains under a non-uniform magnetic field. The magnetic force of each grain is obtained using Maxwell's principle. The contact interaction of grains… read more here.

Keywords: propagation; granular chain; field; propagation characteristics ... See more keywords
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Propagation characteristics of laser-induced acoustic sources in hybrid anechoic wind tunnels

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Published in 2021 at "Journal of Sound and Vibration"

DOI: 10.1016/j.jsv.2021.116294

Abstract: Abstract The propagation characteristics of an acoustic point source generated using laser-induced plasma (LIP) were investigated experimentally. Experiments were performed in a Kevlar-walled hybrid anechoic wind tunnel (HAWT) where the sound of the LIP was… read more here.

Keywords: flow speed; propagation characteristics; lip; pressure ... See more keywords
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Propagation characteristics of radially shifted Gaussian beams and their radiation forces on Rayleigh particles

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Published in 2018 at "Optics Communications"

DOI: 10.1016/j.optcom.2018.05.038

Abstract: Abstract A new kind of strictly Gaussian-shaped dark hollow beam (DHB), called radially shifted Gaussian beam (RSGB), is proposed in this paper. Compared with previous approximately Gaussian-shaped DHB [i.e., Hollow Gaussian beam (HGB) and hollow… read more here.

Keywords: gaussian shaped; radiation forces; radially shifted; propagation characteristics ... See more keywords
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Propagation characteristics of optimum wormhole in carbonate matrix acidizing using micro X-ray CT imaging

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Published in 2021 at "Journal of Petroleum Science and Engineering"

DOI: 10.1016/j.petrol.2020.108010

Abstract: Abstract: This study aims to investigate the propagation characteristics of an optimum wormhole to make an efficient acid treatment in carbonate matrix acidizing based on wormhole visualization using micro X-ray computerized tomography (CT) with high… read more here.

Keywords: propagation; carbonate matrix; propagation characteristics; ray ... See more keywords
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Propagation characteristics of interface waves between a porous medium and a sediment‐containing two‐phase fluid

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Published in 2017 at "Ultrasonics"

DOI: 10.1016/j.ultras.2017.03.020

Abstract: &NA; Based on the modified Biot theory of Johnson, the propagation characteristics of the various interface waves at an interface between a semi‐infinite fluid and a porous medium were studied. First, based on the characteristic… read more here.

Keywords: propagation; interface waves; fluid; propagation characteristics ... See more keywords
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Experimental Investigation on Flame Formation and Propagation Characteristics in an Ethylene Fuelled Wave Rotor Combustor

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Published in 2018 at "Energy & Fuels"

DOI: 10.1021/acs.energyfuels.7b03055

Abstract: To find the flame formation and propagation characteristics in an ethylene fuelled wave rotor combustor (WRC), a simplified WRC test system was established. It is a single-channel multiple-cycle WRC with a rotating inlet/outlet port. Through… read more here.

Keywords: formation propagation; propagation; propagation characteristics; speed ... See more keywords