Articles with "sampler" as a keyword



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Development and Calibration of the Polar Organic Chemical Integrative Sampler (POCIS) for Neonicotinoid Pesticides.

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Published in 2020 at "Environmental toxicology and chemistry"

DOI: 10.1002/etc.4729

Abstract: Neonicotinoid pesticides are highly hydrophilic systemic insecticides that have been extensively used worldwide. To evaluate their environmental risks, the concentrations of these pesticides in the aquatic environment must be monitored. While Polar Organic Chemical Integrative… read more here.

Keywords: polar organic; sampler; pocis; organic chemical ... See more keywords
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A sampler designed for nanoparticles and respirable particles with direct analysis feature

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Published in 2018 at "Journal of Nanoparticle Research"

DOI: 10.1007/s11051-018-4307-2

Abstract: A sampler has been designed to collect particles in the nanometer and respirable sizes directly onto a membrane filter and transmission electron microscopy (TEM) grid. The novel design aspects of this sampler include the selection… read more here.

Keywords: designed nanoparticles; sampler; sampler designed; analysis ... See more keywords
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Characteristics of Non-metallic Inclusions in Steel Obtained from Different-Sized Samplers

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Published in 2017 at "Metallurgical and Materials Transactions B"

DOI: 10.1007/s11663-017-1085-7

Abstract: To determine the effect of sampler size on the detection of inclusions in liquid steel, four different-sized samplers were designed for industrial sampling from a continuous casting tundish. The samples were evaluated via scanning electron… read more here.

Keywords: non metallic; characteristics non; different sized; sampler ... See more keywords
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Aerosol sampler for analysis of fine and ultrafine aerosols.

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Published in 2018 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2018.02.070

Abstract: A new aerosol sampler based on the original version of Aerosol Counterflow Two-Jets Unit (ACTJU) is described. The ACTJU collector, connected with a water-based Condensation Growth Unit (CGU) placed upstream of the ACTJU, accomplished the… read more here.

Keywords: aerosol sampler; detection; water; sampler ... See more keywords
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Comparative efficiency of airborne pollen concentration evaluation in two pollen sampler designs related to impaction and changes in internal wind speed

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Published in 2019 at "Atmospheric Environment"

DOI: 10.1016/j.atmosenv.2019.01.039

Abstract: Abstract Pollen sampling has been performed using various sampling methods around the world. However, the sampling efficiencies of these methods remain unclear. In this study, we compared the sampling efficiency of a Sigma-2 two-layered aerosol… read more here.

Keywords: impaction; sampling efficiency; sampler; pollen ... See more keywords
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Laboratory-based validation of a passive sampler for determination of the nitrogen stable isotope ratio of ammonia gas

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Published in 2021 at "Atmospheric Environment"

DOI: 10.1016/j.atmosenv.2020.118009

Abstract: Abstract Nitrogen stable isotope ratio (δ15N) analysis of ammonia gas (NH3) by using a passive sampler is expected to be useful for determining sources of NH3 and for examining environmental dynamics. However, the use of… read more here.

Keywords: passive sampler; isotope ratio; sampler; nitrogen stable ... See more keywords
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Polydimethylsiloxane (silicone rubber) brooch as a personal passive air sampler for semi-volatile organic compounds.

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Published in 2018 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2018.05.196

Abstract: Exposure assessments conducted using a personal sampler include the contribution of human activities to exposure that is neglected when using a stationary air sampler. This study evaluated the uptake characteristics and application of the polydimethylsiloxane… read more here.

Keywords: rubber brooch; air sampler; sampler; air ... See more keywords
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Using long-term air monitoring of semi-volatile organic compounds to evaluate the uncertainty in polyurethane-disk passive sampler-derived air concentrations.

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Published in 2017 at "Environmental pollution"

DOI: 10.1016/j.envpol.2016.11.030

Abstract: Much effort has been made to standardise sampling procedures, laboratory analysis, data analysis, etc. for semi volatile organic contaminants (SVOCs). Yet there are some unresolved issues in regards to comparing measurements from one of the… read more here.

Keywords: air concentrations; derived air; sampler; air ... See more keywords
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In situ calibration of polar organic chemical integrative sampler (POCIS) for monitoring of pharmaceuticals in surface waters.

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Published in 2020 at "Environmental pollution"

DOI: 10.1016/j.envpol.2020.116121

Abstract: POCIS is the most widely applied passive sampler of polar organic substances, because it was one of the first commercially available samplers for that purpose on the market, but also for its applicability for a… read more here.

Keywords: surface waters; polar organic; situ calibration; sampler ... See more keywords
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Development of a size-selective sampler combined with an adenosine triphosphate bioluminescence assay for the rapid measurement of bioaerosols.

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Published in 2020 at "Environmental research"

DOI: 10.1016/j.envres.2020.110615

Abstract: In this study, a size-selective bioaerosol sampler was built and combined with adenosine triphosphate (ATP) bioluminescence assay for measuring the bioaerosol concentration more rapidly and easily. The ATP bioaerosol sampler consisted of a respirable cyclone,… read more here.

Keywords: sampler; bioaerosol sampler; bioluminescence; bioluminescence assay ... See more keywords
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Security Enhancement of Sampled-Data Systems: Zero Assignment via Generalized Sampler

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Published in 2020 at "IFAC-PapersOnLine"

DOI: 10.1016/j.ifacol.2020.12.1696

Abstract: Abstract Remote control systems have advantages in terms of flexibility and efficiency, but at the same time, they are exposed to cyber-attacks. Zero-dynamics attack is one of the most lethal model-based cyber attacks due to… read more here.

Keywords: sampled data; sampler; generalized sampler; security enhancement ... See more keywords