Results 1 to 10 of about 323,824 (292)

Sb distribution in the phases of SiO2 saturated Sb-Fe-O-SiO2-CaO system in air [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2021
Sb distribution in the phases of SiO2 saturated Sb-Fe-O-SiO2-CaO system was determined for the first time through hightemperature experiment and quenching techniques, followed by Electron probe X-ray microanalysis (EPMA) in air (Ptot = 1 atm, PO2 = 0.21 ...
Zhang Z.T., Nie H.P., Yan K.
doaj   +1 more source

Design of Service Robot for Wearing and Taking off Footwear [PDF]

open access: yesE3S Web of Conferences, 2020
In order to realize the automation and integration of wearing and taking off shoes and socks, a service robot for wearing and taking off footwear was designed to help persons living with waist or leg problems in this paper.
Li Yunsheng   +4 more
doaj   +1 more source

Polyvinylidene Fluoride Membrane with a Polyvinylpyrrolidone Additive for Tofu Industrial Wastewater Treatment in Combination with the Coagulation–Flocculation Process

open access: yesMembranes, 2021
Wastewater from the tofu industry contains many pollutants that are very harmful to the environment, significantly endangering aquatic life and producing a pungent odor.
Irfan Purnawan   +5 more
doaj   +1 more source

Preparation of metallic arsenic from calcium arsenate by carbon thermal roasting reduction

open access: yes工程科学学报, 2022
Given the widespread application of the lime precipitation process for arsenic removal in the smelting of arsenic-containing minerals, the resourcefulness of calcium arsenate use has received increasing attention.
Min XIONG   +6 more
doaj   +1 more source

Experimental Characterization of an Additively Manufactured Inconel 718 Heat Exchanger for High-Temperature Applications

open access: yesEnergies, 2023
This work presents the experimental results of a novel, air-to-air, additively manufactured manifold-microchannel heat exchanger with straight fins on both sides.
Fabio Battaglia   +4 more
doaj   +1 more source

Exergy analysis of the biogas multistage compression process based on Aspen Plus simulation [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2022
In this study, by taking the compression separation process of a biogas project as a research subject, a multistage compression process was simulated using Aspen Plus software.
Zou Shuai   +6 more
doaj   +1 more source

Photocatalytic Degradation of Penicillin v Using Bi2O3/Ag/TiO2 Thin Film in a Spinning Disc Photoreactor under Blue LED Illumination [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
In this study, a novel Spinning Disc Photo Reactor (SDPR) was designed for the treatment of penicillin v (PV) as objective contaminants under blue Light-Emitting Diodes (LEDs) irradiation.
Sahar Zamani   +2 more
doaj   +1 more source

Hollow Fiber Membrane Modules for NOx Removal using a Mixture of NaClO3 and NaOH Solutions in the Shell Side as Absorbents

open access: yesInternational Journal of Technology, 2021
Nitrogen oxide (NOx) is one of the polluting gases harmful to humans and the environment. Nitrous oxide gas is mostly found in air, namely nitrogen monoxide (NO) and nitrogen dioxide (NO2).
Eva Fathul Karamah   +3 more
doaj   +1 more source

Continuous multi-column sorption-enhanced dimethyl ether synthesis (SEDMES): Dynamic operation

open access: yesFrontiers in Chemical Engineering, 2023
In this work the continuous production of dimethyl ether (DME) by sorption-enhanced DME synthesis (SEDMES) technology has been demonstrated for the first time with a multi-column test-rig. A continuous single-pass carbon yield up to 95%, higher than ever
Jasper van Kampen   +5 more
doaj   +1 more source

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