Претраживање
Приказ резултата 41-50 од 237
DIELECTRIC LOSS TANGENT OF ALKALI TREATED JUTE WOVEN FABRICS: EFFECT OF HEMICELLULOSES CONTENT / TANGENS DIELEKTRIČNIH GUBITAKA ALKALNO TRETIRANIH TKANINA OD JUTE: EFEKAT SADRŽAJA HEMICELULOZA
(Belgrade : Union of Engineers and Technicians of Serbia, 2019)
The jute woven fabric was treated with sodium hydroxide at room
temperature for 5, 30 and 45 min in order to obtain jute fabric with different
hemicelluloses content and to study their influence on the dielectric loss ...
KRISTALNA STRUKTURA NOVOG HETERONUKLEARNOG POLIMERA [Cu2Mn(C8H4O4)3(C10H9N3)2]n / CRYSTAL STRUCTURE OF HETERONUCLEAR COORDINATION POLYMER [Cu2Mn(C8H4O4)3(C10H9N3)2]n
(Beograd : Srpsko kristalografsko društvo, 2015)
U proteklih nekoliko godina intenzivno se ispituje ideja o heterometalnim
koordinacionim jedinjenjima, zbog mogućnosti da se uvođenjem različitih prelaznih metala
poboljšaju katalitička, magnetna, fotoluminiscentna i ...
Uklanjanje organskih boja primenom kompozitnih ugljeničnih materijala kao adsorbenata
(VISOKA ŠKOLA STRUKOVNIH STUDIJA BEOGRADSKA POLITEHNIKA, 2017)
Poslednjih godina velika pažnja se poklanja prečišćavanju otpadnih voda, koje u vodene
ekosisteme unose niz različitih zagađujućih materija. Za uklanjanje organskih zagađujućih materija
standardno se koriste različite ...
The influence of DBD plasma treatment on the dielectric loss tangent and surface morphology of fibrous polymeric materials
(Belgrade : Serbian Ceramic Society, 2019)
The aim of this work was to investigate the influence of dielectric barrier discharge (DBD) plasma
treatment during 30 and 60 seconds on the fibrous polymeric materials made of cotton, polyethylene terephthalate and ...
Određivanje veštačkog zaslađivača saharina u uzorcima otpadne vode / Determination of artificial sweetener saccharin in wastewater samples
(Beograd : Beogradska politehnika, 2019)
Široka primena veštačkih zaslađivača u prehrambenoj i farmaceutskoj industriji počela je početkom osamdesetih godina prošlog veka. Većina ovih jedinjenja se ne metaboliše u ljudskom telu i izlučuje se uglavnom nepromenjena. ...
Analiza vremenske sinhronizovanosti bežičnih senzorskih uređaja za merenje vibracija u građevinarstvu
(Društvo Metrologa Srbije, 2013)
Na Građevinskom fakultetu u Beogradu realizovan je originalan bežični senzorski uređaj namenjen prvenstveno za merenje vibracija u građevinarstvu. Jedan od nedostataka bežičnih senzorskih sistema u odnosu na žičane jeste ...
Lipophilicity assessment and chromatographic characterization of new spirohydantoin derivatives potential anticonvulsant agents
(Budapest : Research Centre for Natural Sciences, Institute of Excellence, Hungarian Academy of Sciences, 2017)
In this poster presentation the retention data of new cycloalkane-5-spirohydantoins bearing a substituted benzyl group in position 3 of the heterocyclic ring have been examined (Figure 1). Previously the intermolecular ...
Određivanje koeficijenta prolaza toplote i solarnih dobitaka prozora merenjem temperature i osvetljenosti
(Društvo Metrologa Srbije, 2013)
U radu su prikazani rezultati in situ merenja temperaturskog polja i osvetljenosti jednog prozora poslovne zgrade u Beogradu u periodu od mesec dana i razvijen fizički model za izračunavanje koeficijenta prolaza toplote i ...
Effect of Polyhedral Oligo Silsesquioxanes (Poss) Particles on Cavitation Resistance of Hybrid Composite Films
(Belgrade : Association of Metallurgical Engineers of Serbia (AMES), 2019)
The objective of this study is to investigate the influence of the polyhedral oligo silsesquioxanes (POSS) structure on cavitation erosion of hybrid acrylate composite films. Cavitation is used as a method for estimation ...
Preparation Co3O4 nano- and microparticles by solid state thermolysis of cobalt(II) complex
(Belgrade : Institute for Multidisciplinary Research, University, 2019)
Development of nanomaterials such as transition metal oxides with spinel
structure has been intensively examined because of their applications in catalysis,
energy storage, magnetic data storage and sensors [1]. Synthesis ...