Приказано Главна колекција / Main Collection за наслов
Приказ резултата 102-121 од 131
-
Safety time in critical gap of left turn manoeuvre from priority approach at TWSC unsignalized intersections
(PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, 2018-09)Before the left turn manoeuvre from priority approach at TWSC unsignalized intersection, the driver estimates the interval occurring in the conflict flow and chooses the one which is most acceptable for him. The circumstances ... -
Satisfaction is a function of users of logistics services in e-commerce
(Technology Analysis & Strategic Management, 2020-12)Customer satisfaction in e-commerce directly depends on diverse dimensions of logistics services. In the market, there is a constant dilemma which logistics service dimensions affect customer satisfaction in e-commerce. ... -
Simulation of chemical accidents with acetylene in 'Messer Tehnogas' Kraljevo plant by 'ALOHA' software program
(The University Thought - Publication in Natural Sciences, 2018)Chemical plants are generally associated with potentially high risk of chemical accidents. During chemical accidents hazardous substances jeopardize human lives, destroy material assests and degrade natural environment. ... -
Sistemi emitovanja i standardi satelitske televizijske transmisije u Evropi
(Tehnika, 2018-12)U ovom radu su razmatrane karakteristike satelitske televizijske transmisije u regionu Evrope. Dat je pregled razvoja satelitske televizije kroz karakteristike: sistemi emitovanja - analogni i digitalni (SDTV, HDTV, UHDTV), ... -
Solving combined economic emission dispatch problem using Adaptive Wind Driven Optimization
(Turkish Journal of Electrical Engineering and Computer Sciences, 2018-03)In this paper, the adaptive wind driven optimization (AWDO) algorithm is applied for solving the combined economic emission dispatch (CEED) problem. AWDO is one of the newest hybrid algorithms, which optimizes the selection ... -
Statistical modeling and optimization of ultrasound-assisted biodiesel production using various experimental designs
(Zastita Materijala, 2019-01)The present study compares the performances of the regression models developed by the response surface methodology combined with the full factorial, Box-Behnken or face central composite designs applied for the ... -
Study of microstructure and thermal properties of as-cast high carbon and high chromium tool steel
(Metallurgical and Materials Engineering, 2019-03)This work aims to investigate the microstructural and thermal properties of as-cast high carbon and high chromium cold work tool steel. The microstructure was investigated by using scanning electron microscopy with energy ... -
Study of thermal properties and microstructure of the Ag–Ge alloys
(JOURNAL OF THERMAL ANALYSIS AND CALORIMETRY, 2022)Microstructure, phase transitions and thermal properties including thermal diffusivity and thermal conductivity of four Ag–Ge alloys with 20, 40, 60 and 80 at % of Ge were experimentally investigated in this study. Observation ... -
Synthesis and characterization of copper (II) complex with 2,6-diacetylpyridine-bis(phenylhydrazone)
(University thought, Publication in Natural Sciences, 2021)The syntheses, physicochemical and structural properties of the novel Cu(II) complex with 2,6-diacetylpyridinebis(phenylhydrazone) (L), of the formula [CuL2]Br2are presented. In the reaction of warm MeOH solutions ... -
Synthesis and crystal structure of copper(II) complexes with pyridoxal S-methylisothiosemicarbazone bearing a new coordination mode
(Journal of the Serbian Chemical Society, 2019-01)The reaction of copper(II) nitrate and pyridoxal S-methylisothiosemicarbazone (PLITSC) in the presence of ammonium thiocyanate resulted in the formation of two types of complexes. A dimeric complex of the formula ... -
Synthesis and Electrochemical Estimation of DNA-Binding Capacity of Novel Ferrocene-Containing Pyrrolidines
(The Electrochemical Society, 2020-01)The design, synthesis, spectral and electrochemical characterization of a series of novel pyrrolidine derivatives have been described. The synthesis was achieved by 1,3-dipolar cycloaddition of azomethine ylides and ... -
Synthesis and structural characterizations of novel atropoisomeric ferrocene-containing six-membered cyclic ureas
(Polyhedron, 2020-02)The stereochemical phenomenon that arises from hindered rotation around bonds in nonplanar molecules is termed the atropoisomerism. During our previous work we noted the presence of this kind of isomerism in 1-aryl-4-fer ... -
Synthesis and structure of cobalt(II) complex with 2,6-diacetylpyridine-bis(phenylhydrazone)
(University thought - Publication in Natural Sciences, 2018-10)The molecular and crystal structure of a newly synthesized Co(II) complex with 2,6-diacetylpyridine bis(phenylhydrazone) (L), of the formula [CoL2]I2 are described. The reaction of warm EtOH solutions of the ligand, ... -
Synthesis of novel ferrocene-containing 1,3-thiazinan-2-imines: One-pot reaction promoted by ultrasound irradiation
(Tetrahedron Letters, 2018-09)A simple one-pot synthesis of new ferrocene-containing 1,3-thiazinan-2-imines from 3-arylamino-1-ferrocenylpropan-1-ols and phenyl isothiocyanate has been developed. The key intermediate β-hydroxy thioureas were generated ... -
Synthesis of novel multi-functionalized pyrrolidines by [3 + 2] dipolar cycloaddition of azomethine ylides and vinyl ketones
(Monatshefte fuer Chemie/Chemical Monthly, 2019-02)An efficient and easy synthetic route to substituted pyrrolidine derivatives has been established through [3 + 2] dipolar cycloaddition of vinyl ketones and azomethine ylides. The reactions proceed smoothly, under mild ... -
Synthesis, characterization and antimicrobial activity of novel 3-ferrocenyl-2-pyrazolyl-1,3-thiazolidin-4-ones
(Polyhedron, 2018-11)A new series of ferrocene-containing thiazolylpyrazoles – 3-ferrocenyl-2-pyrazolyl-1,3-thiazolidin-4-ones have been synthesized using convenient one-pot three component condensation. Twelve newly synthesized compounds were ... -
Synthesis, characterization, antioxidant and antimicrobial activity of novel 5-arylidene-2-ferrocenyl-1,3-thiazolidin-4-ones
(Journal of Organometallic Chemistry, 2018-08)Synthesis of twenty novel 5-arylidene-2-ferrocenyl-1,3-thiazolidin-4-ones has been achieved in good to excellent yields by the Knoevenagel condensation of 2-ferrocenyl-1,3-thiazolidin-4-ones with aromatic aldehydes. The ... -
Synthesis, structural and electrochemical characterization of novel 1,3-ketoureas bearing a ferrocenyl group
(Polyhedron, 2018-02)Twenty-two novel 1,3-ketourea derivatives bearing ferrocene moiety were synthesized in good-to-excellent yields (up to 99%) via simple and efficient protocol. This solvent- and catalyst-free synthesis was achieved by ... -
Techno-economic optimization of configuration and capacity of a polygeneration system for the energy demands of a public swimming pool building
(Thermal Science, 2018)A polygeneration system is an energy system capable of providing multiple energy outputs to meet local demands, by application of high process integration. In this paper, optimal configuration and capacity of a polygeneration ... -
Theoretical Study of Tool Holder Self-excited Oscillation in Turning Processes Using a Nonlinear Model
(International Journal of Acoustics and Vibration, 2018)In this paper, by observing a system which is composed from a workpiece and a tool holder, a dynamic and a mathematical nonlinear model is acquired. These models can be used as a theoretical foundation for research ...