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International Journal of Chemical Engineering
Scopus
ISSN 1687-8078 · Wiley · 780 artikel di indeks
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Artikel Jurnal
Comparison of Mixing Performance Based on Phase Difference in Modified New AM Impeller
Helical ribbon impellers are commonly used for mixing high-viscosity fluids, but they are expensive to manufacture. To address this, the authors developed the Advanced Mixing (AM) impeller, which demonstrated higher mixing efficiency compared to other high-viscosity impellers. In a subsequent…
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Artikel Jurnal
Optimization of Podocarpus falcatus Seed Oil Epoxidation Using a Sulfonated Carbon Catalyst Derived From Rice Husk
With the growing environmental concern and the limited global reserves of fossil fuels, the search for sustainable, nontoxic, and environmentally friendly substitutes for oil of mineral origin has become imperative. Podocarpus falcatus seed oil as a renewable resource for the production of epoxy…
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Cobalt Catalyzed and UV Activated Peroxymonosulfate for Acetaminophen Degradation: Kinetics, Mechanism, and Toxicity
This study compared photochemical degradation of acetaminophen (ACT) by UV/peroxymonosulfate (PMS) and UV/PMS/Co2+. The results indicated that photolytic removal of ACT (15 mg/L) by UV was not efficient, with only 6.33 % of ACT degraded in 60 min. Adding 1 mM PMS significantly improved the removal…
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Artikel Jurnal
Evaluation of the Sorption Properties of Diatomite for Capture of Radioactive Barium, Cobalt, and Zinc
Sorption is a well-known method for radionuclide removal, but the high cost of synthetic sorbents constrains its application. This study investigates the potential of locally sourced diatomite from Kariandusi, Kenya, as a cost-effective sorbent for capturing barium (Ba), cobalt (Co) and zinc (Zn)…
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Artikel Jurnal
Investigating the Efficiency of the UV/Iodide/ZnS Process for the Removal and Degradation of Methotrexate From Aqueous Solutions
In the current century, the consumption of cytostatic drugs such as methotrexate, known for their mutagenic and teratogenic properties, has increased due to the rising prevalence of cancer. Given methotrexate’s poor metabolic breakdown in the human body, its residues have been detected in hospital…
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Artikel Jurnal
A Case-Based Evaluation of Sustainable Strategy in Higher Olefin Production
This project is aimed at studying the feasibility of designing a sustainable higher olefin plant, mainly producing n-heptene of 40,000 MTA and 1-hexene 28,000 MTA with 98.4% purity each. The Qatar Olefins Company’s plant (QATOC) is environmentally friendly with a low carbon footprint of 384 kg/MT…
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Artikel Jurnal
Impact of Substrate Type and Membrane Scaling on Catalyst Transfer Efficiency in PEM Water Electrolyzers via the Decal Method
Catalyst-coated membranes (CCMs) were fabricated using the decal transfer method to enhance catalyst transfer efficiency, performance, and stability in polymer electrolyte membrane water electrolyzers (PEMWEs). Nafion 117 and Nafion 212 membranes with active 5, 25, and 36 cm2 areas were used…
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Removal of Lead From Aqueous Solutions Using Nanozeolite Ba-ZSM-5
In this paper, the synthesis, characterization, and potential of Ba-ZSM-5 nanozeolite for Pb2+ removal from aqueous media are presented. After the adsorbent was confirmed to be successfully synthesized by XRD and FT-IR analyses, BET and FE-SEM analyses were conducted to investigate the surface and…
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Artikel Jurnal
A Comprehensive Experimental and Langmuir–Hinshelwood Kinetic Study of Ethanol Tri-Reforming Over Ni–Co/La2O3 for Sustainable Syngas Generation
Sustainable production of syngas from renewable feedstocks has attracted significant attention due to increasing global energy demand and environmental concerns. Tri-reforming of ethanol (TRE), which integrates steam reforming, dry reforming, and partial oxidation, offers a thermodynamically…
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Artikel Jurnal
Solvent-Mediated Control of Ethanolysis Pathways: Dimethyl Carbonate–Assisted Conversion of Oil Palm Empty Fruit Bunches to Ethyl Levulinate
This study investigates dimethyl carbonate (DMC) as a polar aprotic cosolvent in the direct ethanolysis of oil palm empty fruit bunches (OPEFB) to produce ethyl levulinate. Among several tested cosolvents, DMC significantly improved selectivity and suppressed humin formation, thereby increasing…
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Artikel Jurnal
Catalytic Pyrolysis of Methane Into Carbon and Hydrogen Over Tri-Metallic (Fe–W–Mo)/AC Catalyst: Synergistic Effect of Metal Loads
In petrochemical industries, hydrogen production as an energy carrier from fossil fuels is inevitable with the carbon footprint contribution. Catalytic conversion of methane into hydrocarbons comes with technological challenges and the sensitivity of the catalysts used. Therefore, this study…
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Artikel Jurnal
Power Correlation for Crescent-Shaped Impeller Used in Round-Bottom Flask Experiments
The power consumption of impellers is a fundamental parameter for the design, operation, and scale-up of stirred vessels. While numerous power correlations have been reported for various impellers in cylindrical tanks, no correlation has been established for crescent-shaped impellers commonly used…
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Artikel Jurnal
Predictive Kinetic Modeling and Experimental Analysis of Sulfite and Thiosulfate Consumption in NO2 Absorption for Flue Gas Cleaning
Additive consumption during NOx removal via NO2 absorption into aqueous solutions remains a critical challenge for sustainable flue gas cleaning and minimizing process waste. While sulfite additives are widely used to enhance NO2 absorption rates, their effectiveness is severely compromised under…
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Artikel Jurnal
Strategic Immobilization of Eversa Transform 2.0 on Hydrophobic Octyl-Silica via Interfacial Activation for the Valorization of Palm Oil Mill Effluent (POME) Oil Into Biodiesel
Growing global energy demands and the urgent need to cut greenhouse gas emissions have amplified interest in biodiesel, yet its widespread adoption often conflicts with food resources. This study targets a more sustainable biodiesel production pathway by converting palm oil mill effluent (POME)…
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Artikel Jurnal
Functional Effectiveness of Hydrophobic Additives Based on PEGylated Hyperbranched Polymethylethoxysiloxane and Silicasol in Cement Systems
Concrete, as a building material, is strong and durable. However, under the influence of aggressive environmental factors, it can undergo corrosion and destruction. Water, in the form of precipitation and groundwater, is one such medium that can have a negative impact on concrete. Water is a weak…
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Artikel Jurnal
Optimization of Flow Uniformity in Fixed-Bed Reactors Using Particle-Resolved Computational Fluid Dynamics and Response Surface Methodology
Fixed-bed reactors are widely employed in chemical processes because of their operational stability and high catalyst-loading capacity. However, their performance is often constrained by complex flow behavior within the packed bed. In this study, particle-resolved computational fluid dynamics was…
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Artikel Jurnal
Analysis of Influencing Factors on Particle Deposition in Electric Heater With Segmental Baffles
Against the backdrop of the “dual carbon” goals, electric heaters have been widely deployed on offshore oil and gas platforms. Nevertheless, salt particle deposition inside such equipment severely endangers the stable operation of facilities. Relying on a laboratory dynamic ethylene glycol…
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Artikel Jurnal
Activated Carbon-PDMS Over Polyester Mixed Matrix Membranes for CO2/N2 Separation
Membrane technology is a good alternative to absorption, with mixed matrix membranes (MMMs) being finely tuned for the CO2 separation circumstances. In this work, polydimethylsiloxane and activated carbon (AC) were used as skin layer over a polyester support for the CO2/N2 gas separation. Membranes…
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Artikel Jurnal
Effect of Zirconia Source and Oxide Additives on the Performance of Ni/ZrO2 Catalysts in Methane Partial Oxidation
The partial oxidation of methane (POM) is an attractive route for syngas production. However, Ni-based catalysts often suffer from deactivation due to carbon deposition, metal sintering, and unstable metal–support interactions. In this study, the influence of zirconia (ZrO2) source and selected…