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Приказ резултата 1-10 од 92
Ispitivanje morfologije i hemijske strukture PA i PES vlakana modifikovanih korona pražnjenjem na atmosferskom pritisku
(Srpsko hemijsko društvo, 2009)
The analysis of different processes of extraction: yield of extracts obtained from Aloe vera (Aloe barbadensis Miller) and sweet bay (Laurus nobilis L.) and the exergy analysis of applied processes
(Association of the Chemical Engineers of Serbia, 2009)
The present study was aimed to investigate and compare the efficiency of different methods for the isolation extract from a plant material. Extracts from dried leaves of Aloe vera (A. barbadensis Mill.) and Sweet Bay (Laurus ...
Investigation of biocompatibility of alpha-tricalcium phosphate: Test for primary cutaneous irritation / Ispitivanje biokompatibilnosti alfa-trikalcijum fosfata - test primarne kutane iritacije
(Univerzitet u Beogradu - Medicinski fakultet, Beograd, 2009)
Objectives. The aim of this study was to determine the irritant properties of alpha-tricalcium phosphate, a new calcium phosphate ceramic material, after single application to intact skin of the rabbit. Methods. As a ...
Implementation of cleaner production system in company Hipol A.D. / Implementacija sistema čistije proizvodnje u industriji Hipol A.D.
(Društvo inženjera plastičara i gumara, Beograd, 2009)
Hipol a.d. is one of the nine participating companies in the Cleaner Production Project 2008-1. Some of the implemented options in this factory are shown and described in this paper, with the total income of the Project ...
ESI-MS spectra of 3-cyano-4-(substituted phenyl)-6-phenyl-2(1H)-pyridinones / ESI-MS spektri 3-cijano-4-(supstituisani fenil)-6-fenil-2(1H)-piridinona
(Serbian Chemical Society, Belgrade, 2009)
Twelve 3-cyano-4-(substituted phenyl)-6-phenyl-2(1H)-pyridinones were investigated by tandem mass spectrometry using positive as well as negative electrospray ionization. The influence of the electron affinity of the ...
Matrix Microstructure and Its Micro-Analysis of Constituent Phases in As-Cast Fe-Cr-C-V Alloys
(Japan Inst Metals, Sendai, 2009)
The as-cast matrix microstructure in 19 mass%Cr-2.8 mass%C white cast iron with up to 4.7 mass% V additions has been studied. Type and degree of the austenite transformation in the course of cooling after solidification ...
Influence of Cu and Mn content on the properties of Al-Mg4.5-(Mn,Cu) type alloy sheets
(Savez inženjera metalurgije Srbije, Beograd, 2009)
Influence of Cu and Mn content on the grain structure, precipitation effects and mechanical properties of two Al-Mg4.5-(Mn,Cu) type sheets was considered. It was found that a variety of grain size can be obtained in alloy ...
Cross-section analysis of the morphology of electrodeposited copper obtained in the hydrogen co-deposition range / Morfologija poprečnog preseka prevlaka bakra dobijenih elektrohemijskim taloženjem u oblasti ko-depozicije vodonika
(Serbian Chemical Society, 2009)
Cross-section analysis of copper deposits electrodeposited in the hydrogen co-deposition range at a constant overpotential and in a pulsating overpotential (PO) regime was performed. It was shown that a complete structural ...
Synthesis, structure and solvatochromism of 5-methyl-5-(3-or 4-substituted phenyl)hydantoins / Sinteza, struktura i solvatohromizam 5-metil-5-(3- ili 4-supstituisanih fenil)-hidantoina
(Serbian Chemical Society, Belgrade, 2009)
Several 5-methyl-5-(3- or 4-substituted phenyl)hydantoins were prepared and their ultraviolet absorption spectra were recorded in the region 200-400 nm in twelve solvents of different polarity. The effect of solvent ...
The nucleation behavior of k2o center dot tio2 center dot 3geo(2) undercooled melt
(University of Chemistry and Technology, Prague, 2009)
The nucleation of K2TiGe3O9 crystals in an undercooled melt of stoichiometric composition was studied. Volume nucleation with spherical morphology of the growing crystals was determined. The nucleation range is in the ...