Articles with "high transmission" as a keyword



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Construct Achromatic Polymer Microlens for High‐Transmission Full‐Color Imaging

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Published in 2020 at "Advanced Optical Materials"

DOI: 10.1002/adom.202001524

Abstract: Traditional microlens focuses the beam with spherical convex surface, which achieves high transmission by restraining the scattering loss yet brings spherical aberration and chromatic aberration. While recently‐developed metalens, which relies on phase modulation by elaborately… read more here.

Keywords: full color; high transmission; polymer; color imaging ... See more keywords
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Serial population-based serosurveys for COVID-19 in two neighbourhoods of Karachi, Pakistan

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Published in 2021 at "International Journal of Infectious Diseases"

DOI: 10.1016/j.ijid.2021.03.040

Abstract: Objective To determine population-based estimates of coronavirus disease 2019 (COVID-19) in a densely populated urban community of Karachi, Pakistan. Methods Three cross-sectional surveys were conducted in April, June and August 2020 in low- and high-transmission… read more here.

Keywords: population based; high transmission; karachi pakistan; low high ... See more keywords
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Polarization independent high transmission large numerical aperture laser beam focusing and deflection by dielectric Huygens’ metasurfaces

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Published in 2017 at "Optics Communications"

DOI: 10.1016/j.optcom.2017.05.031

Abstract: Abstract In this letter, we propose all-dielectric Huygens’ metasurface structures to construct high numerical aperture flat lenses and beam deflecting devices. The designed metasurface consists of two-dimensional array of all-dielectric nanodisk resonators with spatially varying… read more here.

Keywords: dielectric huygens; aperture; high transmission; numerical aperture ... See more keywords
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Self-cleaning, high transmission, near unity haze OTS/silica nanostructured glass

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Published in 2018 at "Journal of Materials Chemistry C"

DOI: 10.1039/c8tc02513d

Abstract: High haze, high transparency substrates can increase the power conversion and extraction efficiency of solar cells and light emitting diodes (LEDs), respectively. In this paper, we demonstrate a new octadecyltrichlorosilane (OTS)/silica nanostructured substrate that displays… read more here.

Keywords: haze; silica nanostructured; high transmission; ots silica ... See more keywords
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Detection-based monetary incentives to improve syphilis screening uptake: results of a pilot intervention in a high transmission setting in southern China.

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Published in 2019 at "Sexually Transmitted Diseases"

DOI: 10.1097/olq.0000000000001116

Abstract: BACKGROUND Under-screening of syphilis in clinical settings is a pervasive problem in resource constrained settings where heavy patient loads and competing health priorities inhibit health providers' ability to meet screening coverage targets. A "detection-based" pay-for-performance… read more here.

Keywords: transmission setting; detection based; pilot; high transmission ... See more keywords
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Neutral vs. non-neutral genetic footprints of Plasmodium falciparum multiclonal infections

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Published in 2022 at "PLOS Computational Biology"

DOI: 10.1101/2022.06.27.497801

Abstract: At a time when effective tools for monitoring malaria control and eradication efforts are crucial, the increasing availability of molecular data motivates their application to epidemiology. The multiplicity of infection (MOI), defined as the number… read more here.

Keywords: plasmodium falciparum; transmission; estimate moi; high transmission ... See more keywords
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High-Transmission Ultrathin Huygens’ Metasurface with 360° Phase Control by Using Double-Layer Transmitarray Elements

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Published in 2019 at "Physical Review Applied"

DOI: 10.1103/physrevapplied.12.024012

Abstract: Metasurfaces (two-dimensional metamaterials) have attracted much attention in recent years. However, due to the symmetric design of its cascaded elements, a traditional transmission-type metasurface must be at least three layers thick to achieve high transmission… read more here.

Keywords: high transmission; phase control; transmitarray; transmission ... See more keywords
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Generation of complicated millimeter-wave beams based on a wideband high-transmission polarization-independent complex-amplitude metasurface.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.456130

Abstract: Complex amplitude modulation metasurfaces (CAMM) that can independently control both amplitude and phase have fostered a broad research interest worldwide due to its more robust wave manipulation capability than metasurfaces that can only adjust phase.… read more here.

Keywords: millimeter wave; complex amplitude; wave beams; high transmission ... See more keywords
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Design of a compact optical antenna system with high transmission efficiency utilizing a ring-like VCSEL array.

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Published in 2023 at "Optics letters"

DOI: 10.1364/ol.484776

Abstract: Vertical cavity surface-emitting lasers (VCSELs) with gigahertz bandwidth and good beam quality possess great potential for multi-wavelength free-space optical communication. In this Letter, a compact optical antenna system utilizing a ring-like VCSEL array that can… read more here.

Keywords: transmission efficiency; optical antenna; transmission; antenna system ... See more keywords
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Within-host competition can delay evolution of drug resistance in malaria

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Published in 2018 at "PLoS Biology"

DOI: 10.1371/journal.pbio.2005712

Abstract: In the malaria parasite P. falciparum, drug resistance generally evolves first in low-transmission settings, such as Southeast Asia and South America. Resistance takes noticeably longer to appear in the high-transmission settings of sub-Saharan Africa, although… read more here.

Keywords: drug resistance; drug; high transmission; resistance ... See more keywords
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Therapeutic efficacy of artemether-lumefantrine against uncomplicated Plasmodium falciparum malaria in a high-transmission area in northwest Ethiopia

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Published in 2017 at "PLoS ONE"

DOI: 10.1371/journal.pone.0176004

Abstract: Malaria, particularly due to Plasmodium falciparum, remains a major public health threat in Ethiopia. Artemether-lumefantine (AL) has been the first-line antimalarial drug against uncomplicated P. falciparum malaria in the country since 2004. Regular monitoring of… read more here.

Keywords: falciparum malaria; high transmission; study; efficacy ... See more keywords