Goran Nikolić
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View article: An Optimized Pathway for Nitrate Removal from Aqueous Solution by Environmentally Friendly Calabash Gourd Shell Adsorbent Based on Experimental Design Methodology
An Optimized Pathway for Nitrate Removal from Aqueous Solution by Environmentally Friendly Calabash Gourd Shell Adsorbent Based on Experimental Design Methodology Open
The aim of this research is to optimize the process parameters for nitrate adsorption from aqueous solutions using ammonium modified calabash gourd shell (CGS). Two types of experimental design (DoE) methodology were implemented in the opt…
View article: An Optimized Pathway for Nitrate Removal from Aqueous Solution by Environmentally Friendly Calabash Gourd Shell Adsorbent Based on Experimental Design Methodology
An Optimized Pathway for Nitrate Removal from Aqueous Solution by Environmentally Friendly Calabash Gourd Shell Adsorbent Based on Experimental Design Methodology Open
The aim of this research is to optimize the process parameters for nitrate adsorption from aqueous solutions using ammonium modified calabash gourd shell (CGS). Two types of experimental design (DoE) methodology were implemented in the opt…
View article: The Application of Wood Biowaste Chemically Modified by Bi2O3 as a Sorbent Material for Wastewater Treatment
The Application of Wood Biowaste Chemically Modified by Bi2O3 as a Sorbent Material for Wastewater Treatment Open
Textile dyes discharged into aquatic systems can have significant environmental impacts, causing water pollution and toxicity to aquatic life, and constituting a human health risk. To manage these effects, the sorption ability of wood biow…
View article: Bottle Gourd (Lagenaria vulgaris) Shell as a Natural, Biodegradable, Highly Available, Cheap, Agricultural by-Product, Miscellaneous Biomass, Ion Exchanger, Biosorbent and Fertilizer
Bottle Gourd (Lagenaria vulgaris) Shell as a Natural, Biodegradable, Highly Available, Cheap, Agricultural by-Product, Miscellaneous Biomass, Ion Exchanger, Biosorbent and Fertilizer Open
The increased interest in natural, renewable, biodegradable, easily available, low-cost materials makes agricultural residues, such as lignocellulosic biomass, attractive raw materials for the preparation of effective biosorbents for vario…
View article: Preparation of Juglans nigra L. husk extracts by applying an ultrasonic-assisted extraction method and process optimization of minerals extraction using response surface methodology
Preparation of Juglans nigra L. husk extracts by applying an ultrasonic-assisted extraction method and process optimization of minerals extraction using response surface methodology Open
View article: The Formulation of Curcumin: 2-Hydroxypropyl-β-cyclodextrin Complex with Smart Hydrogel for Prolonged Release of Curcumin
The Formulation of Curcumin: 2-Hydroxypropyl-β-cyclodextrin Complex with Smart Hydrogel for Prolonged Release of Curcumin Open
Curcumin comes from the plant species Curcuma longa and shows numerous pharmacological activities. There are numerous curcumin formulations with gels or cyclodextrins in order to increase its solubility and bioavailability. This paper pres…
View article: An integrated OVAT-RSM design to gaps-filling in the study of phosphate sorption process onto cationic modified bottle gourd shell
An integrated OVAT-RSM design to gaps-filling in the study of phosphate sorption process onto cationic modified bottle gourd shell Open
The conventional approach to researching the phosphate sorption process using a modified bottle gourd sorbent (the quaternary ammonium Lagenaria vulgaris shell), regardless of a large number of conducted experiments, indicated certain shor…
View article: In vitro release and stability assessment of Origanum compactum liposomal dispersion with antifungal activity
In vitro release and stability assessment of Origanum compactum liposomal dispersion with antifungal activity Open
Origanum compactum, an endemic Moroccan medicinal herb, possesses many different activities such as antibacterial, antifungal, antioxidant and anticancer. The aim of this study was to investigate the stability and antifungal activity of li…
View article: Fifty years of microprocessor evolution: from single CPU to multicore and manycore systems
Fifty years of microprocessor evolution: from single CPU to multicore and manycore systems Open
Nowadays microprocessors are among the most complex electronic systems that man has ever designed. One small silicon chip can contain the complete processor, large memory and logic needed to connect it to the input-output devices. The perf…
View article: Distributed arbitration scheme for on‐chip CDMA bus with dynamic codeword assignment
Distributed arbitration scheme for on‐chip CDMA bus with dynamic codeword assignment Open
Several code‐division multiple access (CDMA)‐based interconnect schemes have been recently proposed as alternatives to the conventional time‐division multiplexing bus in multicore systems‐on‐chip. CDMA systems with a dynamic assignment of …
View article: Sambucus racemosa L. fruit extracts obtained with conventional and deep eutectic solvents
Sambucus racemosa L. fruit extracts obtained with conventional and deep eutectic solvents Open
This study aimed to provide information on the extraction yields, total phenols, total flavonoids, antioxidant activity, and qualitative-quantitative chemical composition of the extracts obtained from the dried fruit of Sambucus racemosa L…
View article: The fixed bed column sorption study for the nitrate removal by a cationic modified inedible pumpkin shell
The fixed bed column sorption study for the nitrate removal by a cationic modified inedible pumpkin shell Open
A fixed bed column was applied to remove nitrate ions from an aqueous solution using a cationic modified pumpkin shell as a sorbent. The fixed bed column performances were assessed by varying the influent nitrate concentrations (50 mg dm-3…
View article: Kinetics, thermodynamics and mechanisms of phosphate sorption onto bottle gourd biomass modified by (3-chloro-2-hydroxypropyl) trimethylammonium chloride
Kinetics, thermodynamics and mechanisms of phosphate sorption onto bottle gourd biomass modified by (3-chloro-2-hydroxypropyl) trimethylammonium chloride Open
The sorption kinetics and thermodynamic parameters of phosphate removal from aqueous solution using quaternary ammonium–modified bottle gourd biomass as a sorbent were studied in a batch reactor. The cationic sorbent, containing trimethyla…
View article: The green modification of Lagenaria vulgaris agro-waste: Spectroscopic and morphological analysis
The green modification of Lagenaria vulgaris agro-waste: Spectroscopic and morphological analysis Open
Recently, research on the exploitation and conversion of agricultural residues into value added products for the production of various important biomolecules of economic importance has been actively implemented. Therefore, the modification…
View article: Analysis of Financial Time Series in Frequency Domain Using Neural Networks
Analysis of Financial Time Series in Frequency Domain Using Neural Networks Open
Developing new methods for forecasting of time series and application of existing techniques in different areas represents a permanent concern for both researchers and companies that are interested to gain competitive advantages. Financial…
View article: Nano-biocomplexes based on oligosaccharides and their derivates
Nano-biocomplexes based on oligosaccharides and their derivates Open
Nanotechnology refers to the branch of science and engineering dedicated to materials, having dimensions in the order of 100th nm or less. Many ions of transition or noble metals can form complex compounds of nanoparticle size. These compo…
View article: The optimization of ultrasound-assisted extraction of total flavonoids from pot marigold (Calendulae officinalis L.) flowers
The optimization of ultrasound-assisted extraction of total flavonoids from pot marigold (Calendulae officinalis L.) flowers Open
Pot marigold (Calendula officinalis L.) contains various bioactive compounds such as flavonoids, tannins, saponosides, carotenoids, triterpene alcohols, polysaccharides, amino acids, and essential oil. The extract of pot marigold flower ha…
View article: Development and characterisation of miscellaneous cationic sorbents based on lignocellulosic gourd shell
Development and characterisation of miscellaneous cationic sorbents based on lignocellulosic gourd shell Open
The aim of this study is to develop miscellaneous cationic sorbents based on the lignocellulosic biomass of Lagenaria vulgaris fruit, with the property of efficient sorption of anionic pollutants from aqueous solutions. The lignocellulosic…
View article: ENERGY HARVESTING TECHNIQUES IN WIRELESS SENSOR NETWORKS
ENERGY HARVESTING TECHNIQUES IN WIRELESS SENSOR NETWORKS Open
Batteries are the main source of energy for low-power electronics such as micro-electro mechanical systems (MEMS), wireless sensor networks, embedded devices for remote sensing and control, etc. With the limited capacity of finite power so…
View article: ANTIBACTERIAL ACTIVITIES OF FRUITS EXTRACTS OF THREE MULBERRY SPECIES (MORUS ALBA L., MORUS RUBRA L. AND MORUS NIGRA L.) AND BILBERRY (VACCINIUM MYRTILLUS L.)
ANTIBACTERIAL ACTIVITIES OF FRUITS EXTRACTS OF THREE MULBERRY SPECIES (MORUS ALBA L., MORUS RUBRA L. AND MORUS NIGRA L.) AND BILBERRY (VACCINIUM MYRTILLUS L.) Open
Delphinidin is a dominant anthocyanidin in bilberry.Antimicrobial activity of methanol extracts of the genus Morus showed that M. nigra L. extract was more active than extracts of other two species (M.alba L. and M. rubra L.).Minimal inhib…
View article: Synthesis and Physicochemical Characterization of Anion Exchanger Based on Green Modified Bottle Gourd Shell
Synthesis and Physicochemical Characterization of Anion Exchanger Based on Green Modified Bottle Gourd Shell Open
The structural performance and biosorption behavior of a new cationic biosorbent (CALV) prepared from bottle gourd ( Lagenaria vulgaris ) shell (LVS) as a potentially valuable agrowaste have been established. The biosorbent with anion exch…
View article: Spectroscopic Characterization of Cobalt (II) Complexes with Reduced Low-Molar Dextran Derivatives
Spectroscopic Characterization of Cobalt (II) Complexes with Reduced Low-Molar Dextran Derivatives Open
Summary The formation of Co(II) ion complexes with reduced low-molar dextran (RLMD, Mw 5000 g/mol) was studied at the pH range from 7.0 to 13.5. The cobalt content in synthesized Co(II)-RLMD complexes was ~3–12% (AAS) and it generally incr…
View article: The biosorption potential of modified bottle gourd shell for phosphate: Equilibrium, kinetic and thermodynamic studies
The biosorption potential of modified bottle gourd shell for phosphate: Equilibrium, kinetic and thermodynamic studies Open
In order to preserve the environment and prevent the occurrence of eutrophication, a new quaternary ammonium biosorbent based on the bottle gourd (Lagenaria vulgaris) shell (QALVS) was prepared and characterized in the present study. The r…
View article: Nitrate sorption by modified Lagenaria vulgaris biomass: Kinetic and equilibrium studies
Nitrate sorption by modified Lagenaria vulgaris biomass: Kinetic and equilibrium studies Open
In order to prevent the occurrence of eutrophication, the efficiency of a new alternative sorbent based on a chemically modified Lagenaria vulgaris shell for nitrates removal from aqueous solution was analyzed in batch conditions. The sorp…
View article: Phenolic Profile, Mineral Content and Antibacterial Activity of the Methanol Extract of Vaccinium myrtillus L.
Phenolic Profile, Mineral Content and Antibacterial Activity of the Methanol Extract of Vaccinium myrtillus L. Open
Bilberry is considered as one of the most economically important wild berries. However, bilberry is not enough investigated, and there are only a few published works. Therefore, we performed in one place complete qualitative analysis, anti…
View article: Fourier Transforms - High-tech Application and Current Trends
Fourier Transforms - High-tech Application and Current Trends Open
Electrical motors are vital components of many industrial processes and their operation failure leads losing in the production line. Motor functionality and its behavior should be monitored to avoid production failure catastrophe. Hence, a…
View article: Study of Green Nanoparticles and Biocomplexes Based on Exopolysaccharide by Modern Fourier Transform Spectroscopy
Study of Green Nanoparticles and Biocomplexes Based on Exopolysaccharide by Modern Fourier Transform Spectroscopy Open
The intention of this chapter is to contribute in clarification of nanoparticle synthesis and biocomplexes based on exopolysaccharide, green synthetic method development, their physico‐chemical characterization by modern spectroscopy, as w…
View article: The preparation and utilization of the cationic sorbent based on the surfactant modified bottle gourd shell
The preparation and utilization of the cationic sorbent based on the surfactant modified bottle gourd shell Open
The surface of the bottle gourd shell (BGS), a solid agricultural residue of Lagenaria vulgaris Ser. was chemically modified using a cationic surfactant, hexadecyltrime-thylammonium chloride (HTAC). The success of the modification was conf…
View article: Essential Oils of <i>Morus alba</i> and <i>M. nigra</i> Leaves: Effect of Drying on the Chemical Composition
Essential Oils of <i>Morus alba</i> and <i>M. nigra</i> Leaves: Effect of Drying on the Chemical Composition Open
Detailed GC and GC/MS analyses of essential-oil samples obtained by hydrodistillation of Morus alba L. and M. nigra L. leaves (four samples) allowed the identification of 131 constituents representing 95.1 – 96.4% of the total GC peak area…
View article: Primjena savremenih nedestruktivnih metoda ispitivanja betonskih konstrukcija pri rješavanju sporova nastalih usljed grešaka u izvođenju radova
Primjena savremenih nedestruktivnih metoda ispitivanja betonskih konstrukcija pri rješavanju sporova nastalih usljed grešaka u izvođenju radova Open
Prilikom izgradnje objekata često je slučaj da investitor ili nadzor, usljed nepoštovanja njegovih naloga i definisanih procedura u izvođenju radova od strane izvođača, posumnja u kvalitet izvedenih radova, da izvedena konstrukcijaima defe…