Articles with "phosphorus nitrogen" as a keyword



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Biogeochemical and climate drivers of wetland phosphorus and nitrogen release: Implications for nutrient legacies and eutrophication risk.

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Published in 2020 at "Journal of environmental quality"

DOI: 10.1002/jeq2.20155

Abstract: The dynamics and processes of nutrient cycling and release were examined for a lowland wetland-pond system, draining woodland in southern England. Hydrochemical and meteorological data were analyzed from 1997 to 2017, along with high-resolution in… read more here.

Keywords: nutrient release; climate drivers; phosphorus nitrogen; drivers wetland ... See more keywords
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Phosphorus and nitrogen starvation reveal life‐cycle specific responses in the metabolome of Emiliania huxleyi (Haptophyta)

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Published in 2018 at "Limnology and Oceanography"

DOI: 10.1002/lno.10624

Abstract: The coccolithophore Emiliania huxleyi is a microalga with biogeochemical and biotechnological relevance, due to its high abundance in the ocean and its ability to form intricate calcium carbonate structures. Depletion of macronutrients in oceanic waters… read more here.

Keywords: starvation; life cycle; emiliania huxleyi; cycle ... See more keywords
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Boosting phosphorus–nitrogen–silicon synergism through introducing graphene nanobrick wall structure for fabricating multifunctional cotton fabric by spray assisted layer-by-layer assembly

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Published in 2020 at "Cellulose"

DOI: 10.1007/s10570-020-03235-1

Abstract: Abstract Efficient construction of quaternary composite coating on cotton fabric was presented by spraying aqueous solutions of graphene oxide, 3-aminopropyl triethoxysilane, sodium alginate and ammonium polyphosphate for providing the flame retardant, antimicrobial and antistatic properties.… read more here.

Keywords: nanobrick wall; cotton fabric; wall structure; phosphorus nitrogen ... See more keywords
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Effect of functional groups on the thermal degradation of phosphorus- and phosphorus/nitrogen-containing functional polymers

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Published in 2017 at "Journal of Thermal Analysis and Calorimetry"

DOI: 10.1007/s10973-017-6464-4

Abstract: In the present study the thermal behavior of phosphorus- and phosphorus/nitrogen-containing functional polymers was studied. The polymers were synthesized via oxidative chlorophosphorylation reaction of butadiene rubber and were subsequently subjected to hydrolysis, aminolysis and/or alcoholysis… read more here.

Keywords: phosphorus; nitrogen containing; containing functional; phosphorus nitrogen ... See more keywords
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A phosphorus- and nitrogen-containing DOPO derivative as flame retardant for polylactic acid (PLA)

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Published in 2020 at "Journal of Thermal Analysis and Calorimetry"

DOI: 10.1007/s10973-020-09688-7

Abstract: The preparation of high-efficient flame-retardant PLA remains a major challenge due to the unavoidable loss in mechanical properties. In this study, a DOPO derivative containing phosphorus and nitrogen in the molecular structure with amino as… read more here.

Keywords: flame retardant; flame; pla; dopo derivative ... See more keywords
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Assessment of iron-modified calcite/zeolite mixture as a capping material to control sedimentary phosphorus and nitrogen liberation

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Published in 2019 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-019-06955-5

Abstract: Calcite/zeolite mixture (CZ) can be used to construct a capping layer for the simultaneous management of phosphorus (P) and nitrogen (N) liberation from sediments into the overlying water (OVER-water). However, its control efficiency of sedimentary… read more here.

Keywords: liberation; water; calcite zeolite; zeolite mixture ... See more keywords
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The comparison of phosphorus-nitrogen and sulfur-phosphorus-nitrogen on the anti-flammability and thermal degradation of cotton fabrics

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Published in 2017 at "Fibers and Polymers"

DOI: 10.1007/s12221-017-6686-x

Abstract: Phosphorus-nitrogen (P-N) or sulfur (S) containing compounds are well known for their effectiveness as flame retardant additives for many polymeric systems. When either phosphorus or nitrogen is combined with sulfur, the new systems prove to… read more here.

Keywords: nitrogen; nitrogen sulfur; phosphorus nitrogen; cotton fabrics ... See more keywords
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Superior flame retardancy and smoke suppression of epoxy-based composites with phosphorus/nitrogen co-doped graphene.

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Published in 2018 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2017.12.019

Abstract: Phosphorus and/or nitrogen doping is an effective method of improving the physical and chemical properties of reduced graphene oxide (rGO). In this work, phosphorus and nitrogen co-doped rGO (PN-rGO), synthesized using a scalable hydrothermal and… read more here.

Keywords: nitrogen doped; flame; flame retardancy; smoke suppression ... See more keywords
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The role of phosphorus and nitrogen on chlorophyll a: Evidence from hundreds of lakes.

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Published in 2020 at "Water research"

DOI: 10.1016/j.watres.2020.116236

Abstract: The effect of nutrients on phytoplankton biomass in lakes continues to be a subject of debate by aquatic scientists. However, determining whether or not chlorophyll a (CHL) is limited by phosphorus (P) and/or nitrogen (N)… read more here.

Keywords: phosphorus nitrogen; hundreds lakes; chlorophyll; chl ... See more keywords
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High-Pressure and High-Temperature Chemistry of Phosphorus and Nitrogen: Synthesis and Characterization of α- and γ-P3N5

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Published in 2022 at "Inorganic Chemistry"

DOI: 10.1021/acs.inorgchem.2c01190

Abstract: The direct chemical reactivity between phosphorus and nitrogen was induced under high-pressure and high-temperature conditions (9.1 GPa and 2000–2500 K), generated by a laser-heated diamond anvil cell and studied by synchrotron X-ray diffraction, Raman spectroscopy,… read more here.

Keywords: p3n5; chemistry; temperature; pressure ... See more keywords
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Monomeric nickel hydroxide stabilized by a sterically demanding phosphorus-nitrogen PN3P-pincer ligand: synthesis, reactivity and catalysis.

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Published in 2018 at "Dalton transactions"

DOI: 10.1039/c8dt03403f

Abstract: A terminal nickel hydroxide complex (PN3P)Ni(OH) (3) bearing the 2nd generation phosphorus-nitrogen PN3P-pincer ligand has been synthesized and structurally characterized. As a nucleophile, 3 reacts with CO to afford the hydroxycarbonyl complex 4, (PN3P)Ni(COOH). 3… read more here.

Keywords: pincer ligand; pn3p; nickel hydroxide; nitrogen pn3p ... See more keywords