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Monthly Archives: September 2018
Kinetics and thermodynamic analysis of levulinic acid esterification using lignin-furfural carbon cryogel catalyst
The synthesis of ethyl levulinate, a fuel additive, by catalytic esterification of levulinic acid with ethanol over carbon cryogel has been investigated. The carbon cryogel catalyst, coupled with a large surface area and strong acidity, has been identified as an … Continue reading
Posted in 2019
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Oxidation of bio-renewable glycerol to value-added chemicals through catalytic and electro-chemical processes
Due to its unique structure, characteristics, and bio-availability, glycerol transformation into value-added chemicals has been in the spotlight in recent years. This study provides a comprehensive review and critical analysis on catalytic and electro-chemical oxidation of glycerol into commodity chemicals, … Continue reading
Posted in 2018
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Constructing bio-templated 3D porous microtubular C-doped g-C3N4withtunable band structure and enhanced charge carrier separation
For the first time, the bio-templated porous microtubular C-doped (BTPMC) g-C3N4with tunable band structure was successfully prepared by simple thermal condensation approach using urea as precursors and kapok fibre which provides a dual function as a bio-templates and in-situ carbon … Continue reading
Posted in 2018
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Cold plasma dielectric barrier discharge reactor for dry reforming of methane over Ni/ɤ-Al2O3-MgO nanocomposite
Dry reforming of methane (DRM) to syngas in a dielectric barrier discharge (DBD) plasma reactor over Ni-loaded ɤ-Al2O3-MgO nanocomposite catalysts has been investigated. The catalysts are prepared by modified incipient wetness impregnationmethod, assisted by cold plasma treatment. The samples are characterized by XRD, N2 adsorption-desorption, H2-TPR, CO2-TPD, FESEM and EDX. … Continue reading
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Esterification of Levulinic Acid to Levulinate Esters in the Presence of Sulfated Silica Catalyst
Levulinic acid (LA) is one of biomass derived building block chemicals with various applications. Catalytic esterification of LA with alkyl alcohol produces levulinate ester which can be applied as fragrance, flavouring agents, as well as fuel additives. In this study, … Continue reading
Posted in 2018
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Synthesis of hierarchical ZnV2O6 nanosheets with enhanced activity and stability for visible light driven CO2 reduction to solar fuels
Hierarchical nanostructures have lately garnered enormous attention because of their remarkable performances in energy storage and catalysis applications. In this study, novel hierarchical ZnV2O6 nanosheets, formulated by one-step solvothermal method, for enhanced photocatalytic CO2 reduction with H2O to solar fuels has been … Continue reading
Posted in 2018
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Optimization Studies of Oil Palm Empty Fruit Bunch Liquefaction for Carbon Cryogel Production as Catalyst in Levulinic Acid Esterification
Liquefaction of oil palm empty fruit bunch (EFB) using 1-butyl-3-methylimidazolium chloride was investigated in this study. The experiments were designed based on central composite by response surface methodology (RSM). The optimum conditions for the predicted liquefied EFB yield of 80.97 … Continue reading
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Tailoring performance of La-modified TiO2 nanocatalyst for continuous photocatalytic CO2 reforming of CH4 to fuels in the presence of H2O
Photo-induced CO2 reforming of CH4 in the presence of H2O over La-modified TiO2nanoparticles in a continuous flow photoreactor has been investigated. The structure and properties of the catalyst samples, synthesized by a sol-gel method, were systematically characterized by XRD, Raman, SEM, TEM, … Continue reading
Posted in 2018
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Reduction of CO2 emission by INCAM model in Malaysia biomass power plants during the year 2016
As the world’s second largest palm oil producer and exporter, Malaysia could capitalize on its oil palm biomass waste for power generation. The emission factors from this renewable energy source are far lower than that of fossil fuels. This study … Continue reading
Posted in 2018
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Thermo-kinetic assessment of glucose decomposition to 5-hydroxymethyl furfural and levulinic acid over acidic functionalized ionic liquid
Decomposition of biomass feedstock is a promising technique for producing versatile chemicals such as 5-hydroxymethyl furfural (5-HMF) and levulinic acid (LA). Glucose, the model compound of cellulose, is one of the most important starting components for bio-based chemical synthesis. Herein, … Continue reading
Posted in 2018
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