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Приказ резултата 3211-3220 од 3241
Komparativna studija antioksidativne aktivnosti boja i obojene tkanine: 5-(4-supstituisani fenilazo)-3-piridinijum-6-hidroksi-4-metil-2-piridoni / Comparative study of the antioxidant activity of dyes vs. dyestuff: 5-(4-substituted phenylazo)-3-pyiridinium-6-hydroxy-4-methyl-2-pyridones
(Beograd : Srpsko hemijsko društvo, 2021)
U ovom radu prikazane su sinteza i primena dve azo boje na bazi 6-hidroksi-4-metil-3-piridinijum2-piridona. Supstituisani piridon dobijen je Guareši-Torpeovom reakcijom kondenzacije, dok su azo
boje sintetisane klasičnim ...
The separation of biologically active extracts from chamomile seeds
(Valladolid : The lnstitute of Bioeconomy of University of Valladolid, 2023)
The main aim of this study was to evaluate chamomile seeds as a new source of valuable bioactive compounds. For this purpose, a green extraction technique was employed with supercritical carbon dioxide (sc-CO2) as a solvent ...
Biaksijalna metoda igle za obrađivanje sposobnosti drapiranja tkanina od agroceluloznih vlakana / Biaxial pin method of determination the agro cellulose woven fabrics drape ability
(Savez inženjera i tehničara tekstilaca Srbije, 2004)
Razvijena je metoda za ispitivanje sklonosti tkanina ka drapiranju, nazvana metodom igle. Metoda se zasniva na oceni drapiranja uzoraka tkanih površina pravougaonog oblika. Metoda omogućava simultano određivanje faktora ...
Novel Magnetic Polymer/bentonite Composite: Characterization and Application for Re(VII) and W(VI) Adsorption
(Science of Sintering, 2021)
A novel magnetic polymer/bentonite composite was prepared by suspension copolymerization of glycidyl methacrylate and ethylene glycol dimethacrylate in the presence of magnetic bentonite (MB-PGME) and functionalized with ...
Homogenization effect on microstructure Al-Mg-Si alloy containing low-melting point elements / Efekat homogenizacije na mikrostrukturu Al-Mg-Si legure koja sadrži nisko-topive elemente
(Beograd : Serbian Chemical Society, 2018)
The subject of this study has been an investigation of the homogenization temperature
effect on the microstructure of Al-Mg-Si alloy containing low-melting point Pb and Bi
elements. The results of the characterization ...
Homogenization effect on microstructure Al-Mg-Si alloy containing low-melting point elements / Effekat homogenizacije na mikrostrukturu Al-Mg-Si legure koja sadrži niskotopive elemente
(Beograd : Serbian Chemical Society, 2018)
The subject of this study has been an investigation of the homogenization temperature
effect on the microstructure of Al-Mg-Si alloy containing low-melting point Pb and Bi
elements. The results of the characterization ...
Numerical simulation of titanium alloy hip replacement implants behaviour under static and dynamic loads / Numerička simulacija implantata kuka od legure titanijuma pod statičkim i dinamičkim opterećenjima
(Savez hemijskih inženjera Srbije, 2023)
This paper presents development of numerical models for simulation of the behaviour of titanium alloy hip implants under static and dynamic loads, which is a part of extensive research involving the structural integrity ...
Numerical simulation of constraint effect on fracture initiation in welded specimens using a local damage model / Numerička simulacija uticaja veze na inicijaciju loma kod zavarenih epruveta upotrebom modela lokalnog oštećenja
(Society for Structural Integrity and Life, Institute for Material Testing, 2011)
In this paper, two micromechanical models: the Gurson-Tvergaard-Needleman (GTN) model and Complete Gurson Model (CGM) are used to predict ductile fracture initiation of two different welded specimens, SE(B) and C(T). The ...
Numerical analysis of thermal stresses in welded joint made of steels x20 and x22
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2014)
Stress calculation of steam pipeline is presented, focused on the welded joint. Numerical calculation was peiformed using the finite element method to obtain stress distribution in the welded joint made while replacing the ...
CFD analysis of exothermic reactions in al-au nano multi-layered foils
(Institute of Metals and Technology, 2011)
This work presents the possibility of numerical modelling using Computational Fluid Dynamics (CFD) in the field of nano-foils. The governing equations were solved using a Finite Volume Methodology (FVM). The computational ...