Articles with "preoxidation" as a keyword



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Effect of preoxidation on the reduction of ilmenite concentrate powder by hydrogen

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Published in 2019 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2018.12.139

Abstract: Abstract In this study, hydrogen reduction of raw and preoxidized ilmenite concentrates powder, with particle size less than 74 μm, is investigated using a thermal analyzer at 1123, 1173, and 1223 K in a 30% H2 +… read more here.

Keywords: hydrogen; ilmenite concentrate; reduction ilmenite; reduction ... See more keywords
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Influence of preoxidation on high temperature behavior of NiFe2 coated SOFC interconnect steel

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Published in 2019 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2019.03.203

Abstract: Abstract NiFe2O4 spinel coating is promising for solid oxide fuel cell (SOFC) steel interconnects application. In this work, NiFe2 alloy coating was sputtered on bare steel and preoxidized steel (100 h in air at 800 °C), respectively,… read more here.

Keywords: steel; influence; high temperature; preoxidation high ... See more keywords

UV/persulfate preoxidation to improve coagulation efficiency of Microcystis aeruginosa.

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Published in 2017 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2016.10.017

Abstract: The performance of UV-activated persulfate (UV/PS) technology as preoxidation process to enhance Microcystis aeruginosa removal by subsequent coagulation-sedimentation was firstly evaluated. The results demonstrate that UV/PS preoxidation could successfully promote coagulation of algae cells through… read more here.

Keywords: microcystis aeruginosa; coagulation; coagulation efficiency; preoxidation ... See more keywords
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Optimization of preoxidation to reduce scaling during cleaning-in-place of membrane treatment.

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Published in 2020 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2020.123212

Abstract: This study investigated the potential for reducing scaling during chemical cleaning of polyvinylidene fluoride membranes by optimizing preoxidation dose and pH. Membranes were fouled by a solution containing inorganic foulants (aluminum, iron, and manganese), humic… read more here.

Keywords: preoxidation dose; preoxidation; optimization preoxidation; preoxidation reduce ... See more keywords
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Absorption of Nitrogen Oxides into Sodium Hydroxide Solution in a Rotating Packed Bed with Preoxidation by Ozone

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Published in 2017 at "Energy & Fuels"

DOI: 10.1021/acs.energyfuels.7b01417

Abstract: This study employed a rotating packed bed (RPB) to enhance the absorption performance of nitrogen oxides (NOx) into sodium hydroxide (NaOH) solution with the preoxidation of NO by ozone. The absorption performance of NOx was… read more here.

Keywords: packed bed; preoxidation; removal efficiency; rotating packed ... See more keywords
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Novel Preoxidation-Assisted Mechanism to Preciously Form and Disperse Bi2O3 Nanodots in Carbon Nanofibers for Ultralong-Life and High-Rate Sodium Storage.

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Published in 2023 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c19627

Abstract: Metal oxides, as promising electrode materials for sodium-ion batteries, usually need to be formed by exposure to oxygen, which usually thermally corrodes the carbon material with which they are compounded, reducing their flexibility and electrical… read more here.

Keywords: preoxidation assisted; preoxidation; carbon nanofibers; assisted mechanism ... See more keywords
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Comparison of disinfection by-products formed by preoxidation of sulfamethazine by K2FeO4 and O3 and the influence on cytotoxicity and biological toxicity

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Published in 2022 at "Frontiers in Chemistry"

DOI: 10.3389/fchem.2022.904867

Abstract: This study researched the formation of disinfection by-products (DBPs) in sulfamethazine (SMZ) chlorination after preoxidation by K2FeO4 and O3 and the influence of preoxidation on cytotoxicity and biological toxicity. Then, the study emphatically analyzed the… read more here.

Keywords: preoxidation k2feo4; dbps; toxicity; chlorination ... See more keywords