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Scopus
ISSN 2311-5629 · MDPI AG · 820 artikel di indeks
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Artikel Jurnal Teks lengkap
Eco-Friendly Chitosan/Graphene Oxide Hybrid Nanoparticles as a Dual-Action Platform for Methylene Blue Removal and Antimicrobial Water Treatment
This work reports the synthesis and characterization of sustainable, multifunctional chitosan/graphene oxide hybrid nanoparticles (GOCSNPs) prepared via a low-temperature ionotropic gelation method utilizing sodium tripolyphosphate as a green crosslinker. Combined DLS and TEM analyses confirmed the…
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Parameter and Process Optimization for Low-Concentration CO2 Capture Using Mixed Alkanolamine Solutions
To reduce the high energy consumption of conventional alkanolamine-based CO2 capture, a rate-based CO2 capture model was developed in Aspen Plus using a DETA/AEP mixed amine absorbent identified through preliminary screening experiments. The effects of key operating parameters of the absorber and…
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Modeling of CO2-Based Fischer–Tropsch Synthesis over a Cu/Zn/K-Promoted Fe Catalyst: Influence of Reaction Kinetics and Multi-Fixed-Bed Reactor Design
CO2 hydrogenation by reverse water–gas shift (RWGS) directly combined with subsequent Fischer–Tropsch synthesis (FTS) in a single fixed-bed reactor represents a promising route for converting renewable hydrogen and captured carbon dioxide into hydrocarbons. However, the attainable CO2 conversion is…
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Influence of the Porous Structure of Activated Carbons on the Retention of Cigarette Smoke Constituents
Cigarette smoke is a significant source of indoor air pollution, containing particulate matter and numerous volatile and semi-volatile organic compounds. This study evaluates the adsorption performance of two commercial activated carbons, Nuchar SA 1500 (SA) and Filtercarbon PHA (PHA), correlating…
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Pore-Size-Specific Evaluation of Commercial Biochars for Apparent Removal of the Boar-Taint Compounds Indole and Skatole Under Fecal Matrix Conditions
Indole and skatole are microbial tryptophan degradation products occurring in intestinal and fecal matrices and contribute to boar taint. Biochar is discussed as a carbonaceous adsorbent for reducing these compounds, but the link between pore-size-specific surface area and removal under complex…
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Boron Incorporation Efficiency in Diamond: Influence of Gas Composition, Crystal Orientation, and Substrate Temperature
In this work, boron incorporation in diamond grown by microwave plasma-enhanced chemical vapor deposition is investigated as a function of methane concentration, boron precursor concentration, crystalline orientation, oxygen addition to the plasma, and deposition temperature. The boron…
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Advancements in Green Pretreatment, Thermochemical Conversion, and By-Product Valorization of Lignocellulosic Biomass for Energy Applications
The urgent need for bio-based functional materials has driven a shift away from fossil-fuel-sourced materials toward renewable lignocellulosic biomass (LCB). This comprehensive review explores the advancements in LCB carbonization between 2020 and 2026, marking a shift from traditional, low-yield…
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Mathematical Modeling of Biochar Pore Descriptors from Pyrolysis Temperature: Semi-Empirical Correlations for BET Surface Area, Total Pore Volume, and Mean Pore Diameter of Lignocellulosic Feedstocks
Predicting the pore structure of lignocellulosic biochar from pyrolysis conditions without exhaustive experimental characterization remains an open challenge. We fit semi-empirical Arrhenius-type and power-law correlations linking pyrolysis temperature to SBET, VT, and d¯p by nonlinear least…
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Observation and Analysis of Luminescence of a Colloidal-Organized Suspension of Nanodiamond
This paper investigates the spectral properties of colloidally ordered systems formed from 100 nm nanodiamonds (NDs) synthesized using the high-pressure high-temperature (HPHT) method. Despite the polydispersity and irregular shape of the particles, aqueous ND suspensions can colloidally order via…
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Influence of Manufacturing Process and Material Configuration on the Mechanical and Elastic Properties of Kevlar–Carbon Hybrid Laminates
The present study investigates the combined influence of manufacturing route and material configuration on the mechanical, elastic, viscoelastic, and impact behavior of Kevlar–carbon hybrid laminates. Three eight-ply laminate configurations (V1, V2, and V3) were manufactured through distinct…
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rGO/ZnO/CuO Hybrid-Coated Stretch Textiles for Flexible Thermoelectric and Electrothermal Applications
Flexible thermoelectric textiles have emerged as promising materials for wearable energy harvesting and electrothermal applications because they combine mechanical flexibility with the ability to convert low-grade heat into electrical energy. In this study, reduced graphene oxide/zinc oxide/copper…
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Structure–Property Assessment of Graphene Oxide in Gypsum/Plaster: Effects of Thermal Treatments on the Water and Mechanical Resistance
A structure–property assessment of coating plaster reinforced with a low dosage (0.01 wt%) of graphene oxide (GO) was investigated to address the intrinsic mechanical and thermal limitations of gypsum in civil construction. Nanocomposite specimens were characterized in terms of hydration kinetics…
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Valorization of Vigna trilobata Rind Waste into Activated Carbon for Efficient Iron Removal from Aqueous Solutions
Iron (Fe) contamination of water sources has become an increasing environmental concern, creating the need for effective, environmentally friendly, and cost-effective technologies for Fe(III) removal from aqueous systems. In the present work, the possibility of using the sulfuric acid-activated…
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Dislocation Reactions in a Crystal of Soft Particles in the Form of a Transversely Compressed Bundle of Carbon Nanotubes
Properties of defects in crystals composed of soft particles, such as colloids, differ markedly from those in metals. In this work, dislocation reactions in a bundle of carbon nanotubes (CNTs) are investigated using relaxational molecular dynamics. The problem is reduced to a two-dimensional model…
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Carbon-Based Microfluidic Sensors for Water Monitoring
Carbon-based materials, including graphene, carbon nanotubes, laser-induced graphene, and pyrolyzed glassy carbon, are widely used in sensing applications due to their high conductivity, large surface area, and tunable surface chemistry. Meanwhile, microfluidic systems enable precise fluid…
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Preparation and Sorption Properties of Graphene Oxide and Melamine Composite Aerogels
In this study, composite aerogels based on graphene oxide (GO) and melamine (MM), obtained by freeze-drying of hydrogels after ultrasonic treatment of aqueous suspensions, have been systematically studied for the first time. It was shown that the addition of melamine leads to an increase in the…
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Biochar in Anaerobic Digestion: Part 2—Laser-Induced Breakdown Spectroscopy and Ultimate Analysis for Prediction of Biochar Higher Heating Value
Reliable estimation of biochar’s calorific value is essential for optimizing its use as a renewable energy source. Traditional bomb calorimetry provides accurate measurements but is hindered by its destructive, time-consuming nature, limiting the high-throughput screening capabilities needed for…
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Recycling of Petroleum-Based Lubricants into High-Value Petrochemicals and Carbon-Based Materials
Waste lubricating oils (WLOs) represent a major stream of hazardous petroleum-based residues, with global generation exceeding 24 million tons annually. Improper disposal of WLOs poses risks to soil, water, and air quality, while their chemical composition makes them a potential secondary resource…
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Experimental Evaluation of CO2 Absorption and Thermophysical Properties of TBAB-Based Deep Eutectic Solvents with Amine and Acid Donors
Carbon dioxide emissions from fossil fuel burning remains a severe environmental challenge that needs to be addressed. Deep eutectic solvents (DESs) have emerged as promising alternatives to conventional alkanolamines for CO2 capture applications due to their lower volatility and reduced corrosion…
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Artikel Jurnal Teks lengkap
Activation Temperature-Dependent Dynamic Water Vapor Sorption in Chestnut Shell-Derived Carbons
Water vapor sorption in porous activated carbons (PACs) is governed by a complex interplay of pore architecture and surface functionality and often exhibits pronounced adsorption–desorption hysteresis. In this work, chestnut-shell-derived carbons were synthesized via a two-step thermal…