Articles with "incident angle" as a keyword



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Performance analysis of air-water quantum key distribution with an irregular sea surface

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Published in 2018 at "Optoelectronics Letters"

DOI: 10.1007/s11801-018-7250-7

Abstract: In the air-water quantum key distribution (QKD), the irregular sea surface has some influence on the photon polarization state. The wind is considered as the main factor causing the irregularity, so the model of irregular… read more here.

Keywords: irregular sea; wind speed; sea surface; initial incident ... See more keywords
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A detailed study on the effects of sunshape and incident angle on the optical performance of parabolic trough solar collectors

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Published in 2017 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2017.07.149

Abstract: Abstract The influences of sunshape and incident angle on the optical performance of the parabolic trough solar collector (PTC) are investigated comprehensively based on Monte Carlo Ray Tracing (MCRT) method and theoretical analysis. This study… read more here.

Keywords: performance parabolic; optical performance; angle optical; sunshape incident ... See more keywords
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Electromagnetic waves transmission performance of alumina refractory ceramics in 2.45 GHz microwave heating

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Published in 2019 at "Ceramics International"

DOI: 10.1016/j.ceramint.2019.08.055

Abstract: Abstract Refractory materials are an important part of industrial microwave heating equipment, and their transmission performance has a significant influence on the efficiency and uniformity of microwave heating. In this study, electromagnetic wave power transmission… read more here.

Keywords: transmission performance; incident angle; microwave heating; transmission ... See more keywords
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Estimation of seismic wave incident angle using vibration response data and stacking ensemble algorithm

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Published in 2021 at "Computers and Geotechnics"

DOI: 10.1016/j.compgeo.2021.104255

Abstract: Abstract The determination of the incident angle of an earthquake is one of the critical research issues in modeling the seismic input mechanism at a dam site and it is also for geological exploration. At… read more here.

Keywords: angle; incident angle; stacking ensemble; estimation ... See more keywords
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Thermal effects of the narrow band filter irradiated by laser at oblique incidence

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Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2018.10.131

Abstract: Abstract Based on the Maxwell equations and the heat conduction theory, the thermal effects of the 10.6μm narrow band filter are analysed under the irradiation of the pulsed laser at oblique incidence. The temperature field… read more here.

Keywords: band filter; incident angle; narrow band; laser ... See more keywords
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Novel Polarization Conversion Method of Linearly Polarized Light at Specific Incident Angle Based on Plane-Parallel Plate

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Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2019.05.039

Abstract: Abstract A new method is proposed that a plane-parallel plate is employed to convert linear polarization into other polarization states. According to Fresnel Formulae, the amplitude and phase of light are changed after reflection. It… read more here.

Keywords: plane parallel; angle; incident angle; polarization ... See more keywords
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Effect of substrate material selection on polychromatic integral diffraction efficiency for multilayer diffractive optics in oblique incident situation

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Published in 2018 at "Optics Communications"

DOI: 10.1016/j.optcom.2018.01.043

Abstract: Abstract The effect of substrate material selection for multilayer diffractive optical elements (MLDOEs) on polychromatic integral diffraction efficiency (PIDE) is studied in the oblique incident situation. A mathematical model of substrate material selection is proposed… read more here.

Keywords: material selection; optics; material; incident angle ... See more keywords
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Diffractive optical element optimization under wide incident angle and waveband situations

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Published in 2020 at "Optics Communications"

DOI: 10.1016/j.optcom.2019.124762

Abstract: Abstract The single-layer diffractive optical elements (SLDOEs) exhibit various advantages with respect to the design, configuration, fabrication, and cost. However, they also rapidly decrease the diffraction efficiency in a wide working waveband and incident angle… read more here.

Keywords: waveband; incident angle; incident; diffraction efficiency ... See more keywords
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Study on laser welding of austenitic stainless steel by varying incident angle of pulsed laser beam

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Published in 2017 at "Optics and Laser Technology"

DOI: 10.1016/j.optlastec.2017.04.008

Abstract: Abstract In the present work, AISI 304 stainless steel sheets are laser welded in butt joint configuration using a robotic control 600 W pulsed Nd:YAG laser system. The objective of the work is of twofold. Firstly,… read more here.

Keywords: angle; deg; geometry; incident angle ... See more keywords
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Positioning Accuracy Model of Sailing‐Circle GPS‐Acoustic Method

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Published in 2021 at "Earth and Space Science"

DOI: 10.1029/2019ea000639

Abstract: Sailing‐circle GPS‐acoustic method, prevalently applied for measuring ocean floor crustal deformation, allows the precise positioning of an underwater transponder in a global frame. In the method, distance estimation requires prior information, such as transponder depth… read more here.

Keywords: incident angle; accuracy; method; sailing circle ... See more keywords
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Structural investigation of metamaterial unit-cells: development of incident angle insensitive metamaterial absorbers

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Published in 2019 at "Materials Research Express"

DOI: 10.1088/2053-1591/ab016f

Abstract: Initially, the importance of incident angle insensitive property for metamaterial (MTM) absorbers has been discussed in this paper. Later, two different novel approaches to design incident angle insensitive MTM absorbers have been given. Using these… read more here.

Keywords: incident angle; angle insensitive; insensitive property;