Articles with "h2so4" as a keyword



Hydrogen from electrochemical reforming of ethanol assisted by sulfuric acid addition

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Published in 2018 at "Applied Catalysis B: Environmental"

DOI: 10.1016/j.apcatb.2018.03.028

Abstract: Abstract The addition of H2SO4 to the anolyte feeding solution for the electrochemical reforming of ethanol has been studied in terms of activity and stability for hydrogen production in a PEM electrolysis cell. Five equivalent… read more here.

Keywords: reforming ethanol; addition; hydrogen; electrochemical reforming ... See more keywords

Waste expanded polystyrene modified with H2SO4/biodegradable chelating agent for reuse: As a highly efficient adsorbent to remove fluoroquinolone antibiotic from water.

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Published in 2021 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2021.132619

Abstract: Untreated wastewater containing fluoroquinolone antibiotics poses serious hazards to aquatic species and human health; therefore, treatment of waste expanded polystyrene (EPS) is a crucial environmental matter. In this study, waste EPS was modified with a… read more here.

Keywords: adsorption; waste expanded; h2so4; expanded polystyrene ... See more keywords

Effect of SO42− and Cl− anionic attack on the localized corrosion resistance and morphology of 409 ferritic stainless steel

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Published in 2019 at "Results in Physics"

DOI: 10.1016/j.rinp.2018.12.031

Abstract: Abstract The corrosion polarization behaviour and optical characterization of 409 ferritic stainless steel (SS409) in 0.25 M H2SO4 (at specific NaCl concentration), 0.375 M H2SO4 and 0.5 M H2SO4 was evaluated with potentiodynamic polarization technique, open circuit potential… read more here.

Keywords: so42; stainless steel; 409 ferritic; corrosion ... See more keywords
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Optimized indium solubilization from LCD panels using H2SO4 leaching.

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Published in 2020 at "Waste management"

DOI: 10.1016/j.wasman.2020.07.002

Abstract: Spent liquid crystal displays (LCDs) are a secondary source of precious/strategic metals, including indium (In). The present study involved optimizing the solubilization of this strategic element from samples of indium tin oxide (ITO) glass prepared… read more here.

Keywords: ito glass; optimized indium; solubilization; h2so4 ... See more keywords
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Effects of Lithium Sulfate and Zinc Sulfate Additives on the Cycle Life and Efficiency of Lead Acid Batteries

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Published in 2021 at "ACS Omega"

DOI: 10.1021/acsomega.0c05831

Abstract: The influence of lithium and zinc sulfate additives on the cycle life and efficiency of a 2 V/20 A H lead acid battery was investigated. Charging and discharging processes (cycle) were carried out separately for… read more here.

Keywords: zinc sulfate; sulfate; acid; cycle ... See more keywords

Preparation and Characterization of Self-Healing PVA–H2SO4 Hydrogel for Flexible Energy Storage

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Published in 2024 at "ACS Omega"

DOI: 10.1021/acsomega.3c05392

Abstract: In the past decade, hydrogels have attracted growing interest for emerging applications in flexible electronic devices, human–machine interactions, energy supply, or energy storage. Developing a multifunctional gel architecture with superior ionic conductivity and good mechanical… read more here.

Keywords: self healing; h2so4; pva h2so4; energy storage ... See more keywords

Increasing H2SO4 contents in disulfates cresting in the new hydrogenium-bis-hydrogendisulfate anion [H(HS2O7)2]−: Li2[S2O7]·H2SO4, Li[HS2O7], and Li[H(HS2O7)2]

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Published in 2017 at "New Journal of Chemistry"

DOI: 10.1039/c6nj02388f

Abstract: The reactions of simple Li salts like sulfates, carbonates, and chlorides with fuming sulfuric acid or neat SO3 led to a couple of new acidic Li disulfates with varying H2SO4 : SO3 ratios, namely Li2[S2O7]·H2SO4 (orthorhombic, Pca21,… read more here.

Keywords: hydrogenium bis; li2 s2o7; new hydrogenium; s2o7 h2so4 ... See more keywords

Effect of H3PO4 coordination on vanadium extraction and iron separation in a H2SO4 leaching system

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Published in 2024 at "RSC Advances"

DOI: 10.1039/d4ra06632d

Abstract: The selectivity of the full wet leaching process for vanadium extraction using H2SO4 is low, resulting in a high impurity content in vanadium extracted from vanadium-bearing shale. This study focused on vanadium extraction and iron… read more here.

Keywords: iron; vanadium; leaching system; h2so4 ... See more keywords

Flow injection determination of cyromazine in natural water samples using diperiodatoargentate(III)–H2SO4–chemiluminescence system

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Published in 2017 at "International Journal of Environmental Analytical Chemistry"

DOI: 10.1080/03067319.2017.1304547

Abstract: ABSTRACT A simple and sensitive chemiluminescence (CL) procedure is proposed for the determination of cyromazine (CYR) using flow injection technique. CYR has strong enhancing effect on the CL reaction of diperiodatoargentate-(III) complex (DPA) in H2SO4… read more here.

Keywords: diperiodatoargentate iii; determination cyromazine; flow injection; water samples ... See more keywords

Synthesis of Multilayer Graphene Oxide in Electrochemical Graphite Dispersion in H2SO4

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Published in 2020 at "Russian Journal of Applied Chemistry"

DOI: 10.1134/s1070427220020093

Abstract: The possibility of electrochemical dispersion of natural graphite powder in 83% H2SO4 was studied to produce multilayer graphene oxide. It has been shown that the decisive effect on the exfoliation of graphite particles is exerted… read more here.

Keywords: dispersion; multilayer graphene; graphene oxide; graphite ... See more keywords

Influence of aqueous KOH and H2SO4 electrolytes ionic parameters on the performance of carbon-based supercapacitor electrodes

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Published in 2017 at "Functional Materials Letters"

DOI: 10.1142/s1793604717500138

Abstract: In this paper, the suitability of aqueous KOH and H2SO4 electrolytes in terms of ionic size, mobility, conductivity and energy of electrolyte ions with the porosity of activated carbon electrodes are demonstrated. These parameters of… read more here.

Keywords: carbon; koh h2so4; aqueous koh; h2so4 ... See more keywords