Articles with "total organic" as a keyword



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Total Organic Carbon Predictions from Lower Barnett Shale Well-log Data Applying an Optimized Data Matching Algorithm at Various Sampling Densities

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Published in 2020 at "Pure and Applied Geophysics"

DOI: 10.1007/s00024-020-02566-1

Abstract: Accurately estimating total organic carbon (TOC) from suites of well logs is essential as it is too costly and time consuming to take direct measurements from core samples in many wells. Unfortunately, the several methods… read more here.

Keywords: data matching; sampling densities; well log; lower barnett ... See more keywords
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Assessment of the total organic carbon employing the different nature-inspired approaches in the Nakdong River, South Korea

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Published in 2021 at "Environmental Monitoring and Assessment"

DOI: 10.1007/s10661-021-08907-4

Abstract: Total organic carbon (TOC) has vital significance for measuring water quality in river streamflow. The detection of TOC can be considered as an important evaluation because of issues on human health and environmental indicators. This… read more here.

Keywords: south korea; river south; organic carbon; nakdong river ... See more keywords
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Evolution and recovery of original total organic carbon for muddy source rocks with different total organic carbon in the Western Sichuan Depression, Sichuan Basin, China

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Published in 2018 at "Geosciences Journal"

DOI: 10.1007/s12303-018-0012-5

Abstract: According to the new quantitative model for original total organic carbon (TOCo) evolution and recovery of source rocks, The TOCo evolution of muddy source rocks with different TOCs (MSRDTOC) (0.5% < TOC ≤ 1.5%, 2.5%… read more here.

Keywords: recovery; evolution; organic carbon; source rocks ... See more keywords
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Anthropogenic influences on mercury in Chinese soil and sediment revealed by relationships with total organic carbon.

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Published in 2019 at "Environmental pollution"

DOI: 10.1016/j.envpol.2019.113186

Abstract: Rapid industrialization has led to high levels of mercury (Hg) releases from anthropogenic sources in China. When deposited to terrestrial ecosystems, Hg has a high affinity for natural organic carbon. This means that Hg concentrations… read more here.

Keywords: toc ratios; total organic; sediment; organic carbon ... See more keywords
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Total organic carbon content and total porosity estimation in unconventional resource play using integrated approach through seismic inversion and well logs analysis within the Talhar Shale, Pakistan

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Published in 2018 at "Journal of Natural Gas Science and Engineering"

DOI: 10.1016/j.jngse.2018.01.016

Abstract: Abstract Around the globe, the organic rich shale has become an increasingly important hydrocarbon resource due to the rapid depletion of conventional hydrocarbon reservoirs. The successful exploration and production schemes for organic rich shale are… read more here.

Keywords: porosity; content; total porosity; organic carbon ... See more keywords
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The influence of paleo-bathymetry on total organic carbon distribution tested in the Cretaceous Hammerfest Basin, Barents Sea

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Published in 2018 at "Marine and Petroleum Geology"

DOI: 10.1016/j.marpetgeo.2018.09.003

Abstract: Abstract In basin modelling and petroleum system analysis geometries during deposition of sediments (paleo-water depth) and distribution of organic matter are initial parameters used for further interpretation or modelling. This paper presents an approach, combining… read more here.

Keywords: organic carbon; basin; bathymetry; total organic ... See more keywords
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Prediction of total organic carbon at Rumaila oil field, Southern Iraq using conventional well logs and machine learning algorithms

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Published in 2020 at "Marine and Petroleum Geology"

DOI: 10.1016/j.marpetgeo.2020.104347

Abstract: Abstract Total organic carbon (TOC) is an important parameter for assessing the hydrocarbon potential of source rocks. The standard method for analysis of TOC is the Rock-Eval pyrolysis on cutting and core samples. The coring… read more here.

Keywords: well logs; organic carbon; machine learning; conventional well ... See more keywords
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GAC to BAC: Does it make chloraminated drinking water safer?

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Published in 2020 at "Water research"

DOI: 10.1016/j.watres.2019.115432

Abstract: Biological activated carbon (BAC) is widely used as a polishing step at full-scale drinking water plants to remove taste and odor compounds and assimilable organic carbon. BAC, especially with pre-ozonation, has been previously studied to… read more here.

Keywords: gac bac; bac; water; drinking water ... See more keywords
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Total Organic Carbon as a Quantitative Index of Micro- and Nano-Plastic Pollution.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.1c03114

Abstract: The global pollution of micro- and nano-plastics (MNPs) calls for monitoring methods. As diverse mixtures of various sizes, morphologies, and chemical compositions in the environment, MNPs are currently quantified based on mass or number concentrations.… read more here.

Keywords: index; total organic; carbon; pollution ... See more keywords
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Evolution of Atmospheric Total Organic Carbon from Petrochemical Mixtures.

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Published in 2021 at "Environmental science & technology"

DOI: 10.1021/acs.est.1c02620

Abstract: Reactive organic compounds play a central role in the formation of ozone and secondary organic aerosols. The ability to accurately predict their fate, in part, relies upon quantitative knowledge of the chemical and physical parameters… read more here.

Keywords: carbon; evolution; organic carbon; evolution atmospheric ... See more keywords
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Does Granular Activated Carbon with Chlorination Produce Safer Drinking Water? From Disinfection Byproducts and Total Organic Halogen to Calculated Toxicity.

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Published in 2019 at "Environmental science & technology"

DOI: 10.1021/acs.est.9b00023

Abstract: Granular activated carbon (GAC) adsorption is well-established for controlling regulated disinfection byproducts (DBPs), but its effectiveness for unregulated DBPs and DBP-associated toxicity is unclear. In this study, GAC treatment was evaluated at three full-scale chlorination… read more here.

Keywords: organic halogen; toxicity; drinking water; total organic ... See more keywords