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23541
Field measurements of trace gases and aerosols emitted by peat fires in Central Kalimantan, Indonesia, during the 2015 El Niño
Published 2016-09-01“…The trace gas measurements provide emission factors (EFs; grams of a compound per kilogram biomass burned) for up to ∼ 90 gases, including CO<sub>2</sub>, CO, CH<sub>4</sub>, non-methane hydrocarbons up to C<sub>10</sub>, 15 oxygenated organic compounds, NH<sub>3</sub>, HCN, NO<sub><i>x</i></sub>, OCS, HCl, etc. …”
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23542
Contributo para a melhoria de solos marginais destinados a pastagens pela aplicação de lama residual urbana, sem riscos ambientais Contribution to the improvement of degraded soils...
Published 2009-01-01“…Moreover, the evolution in the soil superficial layer of 11 polychlorinated biphenyls (PCBs), 13 organ chlorine pesticides, and 16 polycyclic aromatic hydrocarbons (PAHs) concentrations was examined for the 1st year following the SS application. …”
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23543
The Effect of Edmodo-Based Blended Learning on Students’ Achievement
Published 2021-12-01“…The Use Of Chemsketch to Increase Student Learning Outcomes and Motivation in Learning Hydrocarbons. J-PEK (Jurnal Pembelajaran Kimia), 6(1), 9–18. https://doi.org/http://dx.doi.org/10.17977/um026v6i12021p009 Subagiyo, S. (2019). …”
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23544
烘烤温度对浓香油莎豆油风味及综合品质的影响Effects of roasting temperature on the flavor and comprehensive quality of fragrant Cyperus esculentus oil
Published 2022-10-01“…The content of polycyclic aromatic hydrocarbons (PAH16) increased from 63.67 μg/kg to 72.50 μg/kg, and 3-chloro-1,2-propanediol ester was not detected. …”
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23545
Multi-pollutant emissions from the burning of major agricultural residues in China and the related health-economic effects
Published 2017-04-01“…Organic carbon (OC), elemental carbon (EC), water-soluble inorganics (WSIs), water-soluble organic acids (WSOAs), water-soluble amine salts (WSAs), trace mineral elements (THMs), polycyclic aromatic hydrocarbons (PAHs), and phenols in smoke PM<sub>1. 0</sub>/PM<sub>2. 5</sub> are 1.34–6.04/1.54–7.42, 0.58–2.08/0.61–2.18, 0.51–3.52/0.52–3.81, 0.13–0.64/0.14–0.77, (4.39–85.72/4.51–104.79) × 10<sup>−3</sup>, (11.8-51.1/14.0-131.6) × 10<sup>−3</sup>, (1.1–4.0/1.8–8.3) × 10<sup>−3</sup>, and (7.7–23.5/9.7–41.5) × 10<sup>−3</sup> g kg<sup>−1</sup>, respectively. …”
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23546
Online measurements of cycloalkanes based on NO<sup>+</sup> chemical ionization in proton transfer reaction time-of-flight mass spectrometry (PTR-ToF-MS)
Published 2022-12-01“…<p>Cycloalkanes are important trace hydrocarbons existing in the atmosphere, and they are considered a major class of intermediate volatile organic compounds (IVOCs). …”
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23547
Studies in Petroleum Composition the Distribution of Nitrogen Species, Metals and Coke Precursors During High Vacuum Distillation of Petroleum Étude de composition du pétrole Répar...
Published 2006-11-01“…On peut penser que la technique d'adsorption, comme le désalphatage séquentiel, rompt les forces intermoléculaires qui, autrement, pourraient rendre les constituants de la charge solubles dans les hydrocarbones, du fait de la nature non polaire des participants. …”
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23548
熬制条件对牛油基火锅油品质的影响Effect of decoction conditions on the quality of tallow-based hotpot oil
Published 2024-02-01“…The results showed that the volatile flavor substances in hotpot oil were mainly composed of terpenes, hydrocarbons, alcohols, esters, aldehydes, ketones and other compounds, and the total number of volatile flavor substances was 79-109,in which ten kinds was key volatile flavor substances, mainly terpenes and aldehydes. …”
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23549
Middle Bronze Age land use practices in the northwestern Alpine foreland – a multi-proxy study of colluvial deposits, archaeological features and peat bogs
Published 2021-06-01“…The on-site deposition of charred archaeobotanical<span id="page270"/> remains and animal bones from archaeological features, as well as polycyclic aromatic hydrocarbons (PAHs), charcoal spectra, phytoliths, soil microstructure, urease enzymatic activity, microbial biomass carbon (C<span class="inline-formula"><sub>mic</sub></span>) and heavy metal contents from colluvial deposits, were used as proxies for on-site and near-site land use practices. …”
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23550
Environmental noise and breast cancer risk?
Published 2017-11-01“…Environmental air pollution – including exposure to polyaromatic hydrocarbons (PAH), which may be correlated with traffic noise (24) – has also been suggested as a risk factor for breast cancer (25), though the association is not clear (26). …”
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23551
Oxydation des huiles de bases minérales d'origine pétrolière. Relation entre leur composition chimique, l'épaississement et la composition de leur produits de dégradation Oxidation...
Published 2006-11-01“…These products have a lower molar mass than that of base stocks and stem from the oxidation of hydrocarbons, from the oxidation and reactions of the recombination of oxidized products themselved and from termination reactions. …”
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23552
Some studies of charge transfer complexes
Published 1965“…</p> <p>These structures, and those of four more of the complexes, determined by other workers, are discussed, and show the following features:</p> <ol type="i"> <li>They contain stacks of alternate donor and acceptor molecules, in a plane-to-plane arrangement, the inter-planar spacing being close to the van der Waals distance of 3.40Å found in aromatic hydrocarbons.</li> <li>Molecules in adjacent stacks frequently form approximately planar sheets.…”
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23553
Measuring the levels of acetylcholinesterase and plasma thiol groups in selected technical personnel of National Iranian Gas Company
Published 2020-05-01“…Inhalation exposure of hydrocarbons increased the risk of headaches, eye irritation and asthma. …”
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23554
Binding occupational exposure limits for carcinogens in the EU – good or bad?
Published 2019-05-01“…The top seven exposures responsible for these cancers are asbestos, shift work, mineral oils, solar radiation, silica, diesel exhaust, and polyaromatic hydrocarbons. One important measure is to introduce so-called "binding occupational exposure limit values" (BOELV), which are mainly set for non-threshold carcinogens. …”
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23555
The search for a filter-feeding alternative for integrated shrimp aquacultures– a preliminary study with the polychaete <i>Sabella spallanzanii</i> for water quality improvement
Published 2014-06-01“…Literature available reveals the potential capability of some invertebrates to remediate heavy metals, microbial contaminants, hydrocarbons, nutrients and persistent organic pollutants (Khoi & Fotedar, 2012; Stabili <i>et al</i>., 2006). …”
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23556
DENSE SUSPENSIONS FORMULATIONS FOR UPGRADING PROCESSES IN HEAVY AND EXTRA HEAVY CRUDE OIL
Published 2011-01-01“…This was done by controlling rheological properties and following specifications for pipeline transmission, similar to those of liquid hydrocarbons. The formulated products guarantee the possibility of moving the by products in a fluidized way, minimizing storage, handling, environmental and operational costs in transportation, and providing an attractive alternative as non conventional fuel. …”
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23557
Multiple pathways for the formation of secondary organic aerosol in the North China Plain in summer
Published 2023-05-01“…The primary-related SOA (SOA attributed to primary particulate organics) and aqSOA are related to residential coal combustion activities, supported by distinct fragments from polycyclic aromatic hydrocarbons (PAHs). Moreover, the conversion and rapid oxidation of primary-related SOA to aqSOA were possible in the aqueous phase under high-RH conditions. …”
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23558
Relations entre les types de dépôts évaporitiques et la présence de couches riches en matière organique (roches-mères potentielles) Relationship Between Different Types of Evaporit...
Published 2006-11-01“…Because of the thin organic-rich layers in low-lying areas, reef systems and the salt overburden, such basins are often prolific with hydrocarbons. The third type of evaporitic deposits is represented by basin-margin evaporites. …”
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23559
Experimental budgets of OH, HO<sub>2</sub>, and RO<sub>2</sub> radicals and implications for ozone formation in the Pearl River Delta in China 2014
Published 2019-05-01“…The produced ozone can be attributed to the oxidation of measured (18 %) and unmeasured (60 %) hydrocarbons, formaldehyde (14 %), and CO (8 %). …”
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23560
Chemical characterisation of benzene oxidation products under high- and low-NO<sub><i>x</i></sub> conditions using chemical ionisation mass spectrometry
Published 2021-03-01“…<p>Aromatic hydrocarbons are a class of volatile organic compounds associated with anthropogenic activity and make up a significant fraction of urban volatile organic compound (VOC) emissions that contribute to the formation of secondary organic aerosol (SOA). …”
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