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Приказ резултата 1-10 од 698
Confirmation of the reaction pathway for obtaining 1-(stearamidoethyl)-2-hepta-decyl-2-i midazoline / Dokaz reakcionog puta dobijanja 1-(2-stearamidoetil)-2-heptadecil-2-imidazolina
(Association of Chemical Engineers of Serbia, 2002)
2-lmidazolines are components of many products, used in industry and households. 1-(Stearamidoethyl)-2-heptadecyl-2-imidazoline is a surface active compound, which after quaternization with dimethyl sulfate, is used in ...
On the interdiffusion-based quantum cascade laser
(IEEE-Inst Electrical Electronics Engineers Inc, Piscataway, 2002)
Design procedure for the active region of current pumped quantum cascade laser is proposed, so to achieve maximal gain. Starting with an arbitrary smooth potential, a family of isospectral Hamiltonians with predefined ...
Recycled wool-based nonwoven material for sorption of acid dyes
(Niscair, 2005)
The possibility of using a nonwoven material based on recycled wool for sorption of acid dyes from wastewater has been studied. To,improve its sorption properties, the recycled wool-based nonwoven material was treated with ...
Elektrohemijska oksidacija jodid-jona u vodenim rastvorima
(Engineering Society for Corrosion, Belgrade, Serbia, 2005)
The electrochemical reaction of iodine ions oxidation was investigated in order to estimate the optimal conditions for electrolysis. The anodic polarization curves were determined in solutions of different KI concentration: ...
Gain-maximized GaAs/AlGaAs quantum-cascade laser with digitally graded active region
(Amer Inst Physics, Melville, 2002)
An advanced strategy for the optimal design and realization of a GaAs/AlGaAs quantum-cascade laser is presented. It relies on recently established inverse scattering techniques to design an optimal smooth active region ...
Development of contemporary procedures for lead obtaining / Razvoj savremenih postupaka dobijanja olova
(Savez inženjera metalurgije Srbije, Beograd, 2004)
Contemporary procedures of lead concentrates treatment were in different expansion during last thirty years. All procedures have in common the following: smelting reaction proceeds in solid-gas suspension, melting products ...
The effects of operating conditions on the pressure variation at the bottom of a 16.6 cm I.D. reciprocating plate column / Uticaj operativnih uslova na promenu pritiska na dnu kolone sa vibracionom mesalicom prečnika 16,6 cm
(CI and CEQ, 2005)
The effects of the intensity of vibration, superficial gas velocity, content of solid particles and rheology of the liquid phase on the total and time-averaged pressure variation at the bottom of a 16.6 cm i.d. reciprocating ...
Mechanochemical synthesis and electrical conductivity of nanocrystalline δ-Bi2O3 stabilized by HfO2 and ZrO2
(Belgrade : Serbian Chemical Society, 2009)
A powder mixture of α-Bi2O3 and HfO2, in the molar ratio 2:3, was mechanochemically treated in a planetary ball mill under air, using zirconium oxide vials and balls as the milling medium. After 50 h of milling, the ...
Uticaj pratećih komponenata vlakana konoplje na njihovu električnu otpornost / Influence of accompanying substances of hemp fibres on their electric resistance
(Savez hemičara i tehnologa Srbije, 2006)
U cilju iznalaženja zadovoljavajućeg postupka modifikovanja vlakana konoplje u ovom radu su prikazane zavisnosti između hemijskog sastava, finoće i električne otpornosti. Prema proceduri za određivanje hemijskog sastava ...
Synthesis of thermoplastic poly(ester-siloxane)s in the melt and in solution / Sinteza termoplastičnih poli(estar-siloksana) u rastopu i rastvoru
(Serbian Chemical Society, 2005)
Two series of thermoplastic elastomers, based on poly(dimethylsiloxane) PDMS, as the soft segment and poly(butylene terephthalate), PBT, as the hard segment, were synthesized by catalyzed transesterification, from dimethyl ...