Articles with "phosphorus sulfur" as a keyword



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New and feasible method for total phosphorus and sulfur determination in dietary supplements by ion chromatography

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Published in 2020 at "Arabian Journal of Chemistry"

DOI: 10.1016/j.arabjc.2018.03.006

Abstract: Abstract The microwave-assisted digestion of dietary supplements using diluted nitric acid under oxygen pressure for subsequent indirect determination of phosphorus and sulfur by ion chromatography (IC) was proposed. Different concentrations of nitric acid (from 1… read more here.

Keywords: dietary supplements; digestion; phosphorus sulfur; determination ... See more keywords
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Phosphorus-sulfur/graphene composites as flexible lithium-sulfur battery cathodes with super high volumetric capacity

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Published in 2020 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2019.123904

Abstract: Abstract A phosphorus-sulfur/graphene composite (PS/G composites) cathode via a one-step PS additive reaction at 320 °C is reported to achieve high volumetric capacities with a high sulfur packing density. The PS/G composites are self-supporting, bendable, and… read more here.

Keywords: volumetric capacity; sulfur graphene; capacity; phosphorus sulfur ... See more keywords
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Conjoint analysis of nitrogen, phosphorus and sulfur metabolism: A case study of Liaoning Province, China

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Published in 2018 at "Ecological Modelling"

DOI: 10.1016/j.ecolmodel.2018.10.020

Abstract: The three types of elements nitrogen (N), phosphorus (P) and Sulfur (S) are inextricably linked from the source to the destination throughout the system. To analyze the environmental load caused by the three elements, this… read more here.

Keywords: nitrogen phosphorus; phosphorus; liaoning province; phosphorus sulfur ... See more keywords
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Speciation Evolution of Phosphorus and Sulfur Derived from Sewage Sludge Biochar in Soil: Ageing Effects.

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Published in 2022 at "Environmental science & technology"

DOI: 10.1021/acs.est.2c00632

Abstract: Phosphorus (P) and sulfur (S) are usually involved simultaneously in the immobilization of heavy metals in sewage sludge during pyrolysis, and thus their speciation in sewage sludge-derived biochar (SSB) profoundly affects the recycling of the… read more here.

Keywords: sewage sludge; phosphorus sulfur; speciation; speciation evolution ... See more keywords
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Synthesis of Nitrogen and Phosphorus/Sulfur Co-Doped Carbon Xerogels for the Efficient Electrocatalytic Reduction of p-Nitrophenol

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Published in 2023 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms24032432

Abstract: Carbon xerogels co-doped with nitrogen (N) and phosphorus (P) or sulfur (S) were synthesized and employed as catalysts for the electrocatalytic reduction of p-nitrophenol (p-NP). The materials were prepared by first synthesizing N-doped carbon xerogels… read more here.

Keywords: carbon; phosphorus sulfur; nitrogen phosphorus; carbon xerogels ... See more keywords
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Nucleophilic Substitution at Heteroatoms—Identity Substitution Reactions at Phosphorus and Sulfur Centers: Do They Proceed in a Concerted (SN2) or Stepwise (A–E) Way?

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27030599

Abstract: The mechanisms of three selected identity substitution reactions at phosphorus and sulfur occurring with stereospecific inversion have been investigated using density functional theory (DFT). The first identity reaction between methoxyl anion and methyl ethylphenylphosphinate 1… read more here.

Keywords: substitution; reactions phosphorus; identity substitution; phosphorus sulfur ... See more keywords