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Oxidative processes during heat treatment in intermetallic SmCo5 powder / Oksidacioni procesi pri zagrevanju praha intermetalnog jedinjenja SmCo5
(Belgrade : Serbian Chemical Society / Beograd : Srpsko hemijsko društvo, 1996)
Understanding of the thermal stability of intermetallic SmCo5 powder is essential for designing the working atmosphere in all phases of the technological procedure in the production of sintered SmCo5 magnets to obtain ...
Evaluation of the effects of native minerals on the organic matter of Aleksinac oil shale based on the composition of free and bound bitumens
(Organic Geochemistry, 1992)
In order to evaluate the adsorption and catalytic effects of indigenous carbonates and silicates on the organic matter of Aleksinac oil shale, the free and the bound bitumens were isolated and analyzed by organic geochemical ...
Mechanism and kinetics of the electrosorption of sulphate anions on the (111) face of silver / Mehanizam i kinetika elektrosorpcije sulfatnih anjona na (111) pljosni srebra
(Belgrade : Serbian Chemical Society, 1999)
The processes of adsorption of sulphate anions onto the (111) face of silver have been investigated by analysis of the cyclic voltammetry and potcntiostatic pulse results. It was shown, by fitting the experimentally recorded ...
The influence of milling conditions on the properties of powder of intermetallic compound SmCo5 / Uticaj uslova mlevenja na svojstva intermetalnog jedinjenja SmCo5
(Kiev, Ukraine : Nauka dumka, 1996)
The dependence of magnetic properties of sintered magnetic materials, demands the quantification of the milling conditions. In this paper the part of the results of the investigation of the phase of milling of SmCo5 powder ...
Modeling of drawing thin glass sheet from a preform / Model izvlačenja tankih staklenih traka iz predoblika
(Serbian Chemical Society, 1998)
A one-dimensional model of thin glass sheet drawing has been developed. This model includes momentum, heat and mass balance equations. The density, viscosity and specific heat of the glass were calculated as functions of ...
The Determination of the Optimum Current Wave in Reversing Current Metal Electrodeposition / Određivanje optimalnog odnosa talasa reversne struje pri elektrohemijskom taloženju metala
(Belgrade : Serbian Chemical Society, 1998)
The experimental procedure for the determination of the optimum reversing current wave, producing uniformlly distributed polycrystalline deposits, is given. First, deposition at the maximum current density for different ...
Real surface area of the aluminium electrode in sodium chloride solution / Stvarna površina eletrode od aluminijuma u rastvoru natrijum-hlorida
(Belgrade : Serbian Chemical Society, 1999)
By combining the techniques of electrochemical slow potentiodynamic, AC impedance and atomic force microscopy (AFM), it was shown that the differences in the anodic dissolution rates of Al in 0.5 NaCl solutions as measured ...
Sesquiterpene lactones from plant species Centaurea solstitialis L.
(Serbian Chemical Society, 1998)
The identification of nine known guaianolides, i.e., solstitialin A, its 13-acetate, linichlorin B, cynaropicrin, centaurepensin (chlorohyssopifolin A), 17-epi-centaurepensin, 19-desoxychlorojanerin, 11ß,13-dihydrodesacy ...
Synthesis of modified 5,10:8,14-bisfragmentation cholestane derivatives
(Serbian Chemical Society, 1996)
In this paper is described a synthetic pathway to the modified 5, 10:8, 14-bisfragmentation cholestene derivatives 10, 11 and 12, which involves introduction of the Δ8(14)-double bond and 5α-hydroxyl group in the cholestane ...
An improved approach to B-norsteroids: An one-pot preparation of 3β-acetoxy-5-oxo-5,6-seco-cholestan-6-oic and 3β-acetoxy-5,17-dioxo-5,6-seco-androstan-6-oic acids
(Serbian Chemical Society, 1998)
A simple one-put procedure for the synthesis of the 5,6-seco-steroidal acids 9a,b in described in this paper. It consists of the epoxidation of the ▲ 5 -steroids, i.e., cholesteryl acetate (8a) and 17-oxo-aandrost-5-en-3β-yl ...