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Transesterification of used cooking sunflower oil catalyzed by hazelnut shell ash
(Renewable Energy, 2022)
Hazelnut shell ash was investigated as a new base catalyst for the transesterification of used cooking sunflower oil to biodiesel. To understand its catalytic properties, the prepared ash was characterized by EDX, XRD, ...
Extraction of lyophilized olive mill wastewater using supercritical CO2 processes
(Alexandria Engineering Journal, 2022)
The olive growing in Tunisia has an economic dominance and agricultural importance. However, the huge extraction of olive oil generates a large quantity of olive mill wastewater (OMW), which is discharged to the surroundings. ...
The impact of production operating parameters on mechanical and thermophysical characteristics of commercial wood pellets
(Biomass Conversion and Biorefinery, 2021)
This study presents the experimental results of the mechanical and thermophysical properties of wood pellet samples important for their utilization in pellet stoves and boilers for heat production. The impact of operational ...
Continuous production of fructo-oligosaccharides using selectively immobilized fructosyltransferase from Aspergillus aculeatus onto Purolite® A109
(Korean Society of Industrial Engineering Chemistry, 2023)
Within this study, the investigation of potential selective immobilization of fructosyltransferase (FTase) derived from Aspergillus aculeatus (from commercial enzyme preparation Pectinex® Ultra SP-L) onto the polystyrenic ...
New copper (II) complexes derived from azo pyridone dyes: Structure characterization, thermal properties, and molecular docking studies
(John Wiley and Sons Ltd., 2023)
Two azo dye ligands, bearing different substituents (chlorine atom or methoxy group) in the para-position of the phenyl ring, were employed for the synthesis of two Cu(II) chelates. Full structural affirmation of complexes ...
The development of a combined enzymatic and microbial fermentation as a viable technology for the spent coffee ground full utilization
(Biomass Conversion and Biorefinery, 2023)
This study demonstrated the innovative biotransformation aspect of spent coffee grounds (SCG) by application of the specific enzymatic cocktail with addition of lactic acid bacteria strain Lactobacillus rhamnosus (ATCC (R) ...
Recovery of bioactive molecules from Hypericum perforatum L. dust using microwave-assisted extraction
(Springer Science and Business Media Deutschland GmbH, 2024)
Microwave-assisted extraction (MAE) conditions were optimized to improve extract quality of medicinal herb — Hypericum perforatum L. (St. John’s wort) dust. Response surface methodology was applied initially to obtain the ...
Soft 3D hybrid network for delivery and controlled release of poorly soluble dihydropyrimidinone compound: An insight into the novel system for potential application in leukemia treatment
(John Wiley and Sons Inc., 2022)
Researchers are faced with everyday demands for safer and more efficient therapy for many diseases, especially serious one such as various types of cancer. Numerous anticancer drugs are poorly-water soluble and therefore ...
Hybrid amino-terminated lignin microspheres loaded with magnetite and manganese oxide nanoparticles: An effective hazardous oxyanions adsorbent
(Elsevier Ltd., 2022)
Highly effective lignin-based microspheres were prepared by inverse copolymerization of lignin (kraft) from suspension, with poly(ethylene imine) and amino-functionalized magnetite nanoparticles (A-LMS_Fe3O4) or ...
Dietary intake and health risk assessment of essential and toxic elements in pepper (Capsicum annuum)
(Academic Press Inc., 2022)
The content of twenty-one essential and toxic elements in fresh, dried, and processed peppers (Capsicum annuum) obtained from the Serbian market was analyzed. The concentration of the elements varied significantly between ...