No 11 Novembre 2008

Tome 53, No 11 Novembre 2008

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1. Ligia-Maria OMOTA, Olga IULIAN, Oana CIOCÎRLAN and Irina NIŢĂ

Viscosity of water, 1,4-dioxane and dimethyl sulfoxide binary and ternary systems at temperatures from 293.15 K to 313.15 K

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Key words: viscosity deviations, 1,4-dioxane, dimethyl sulfoxide, water

2. Mihaela PETRE

Solubility of propylene and propane gases in N-methylpyrrolidone and dimethylformamide solvents

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Key words: propylene, propane, N-methylpyrrolidone, dimethylformamide, Ostwald coefficients

3. Viorel BRÂNZOI, Florina BRÂNZOI and Florentina GOLGOVICI

The electrochemical behaviour of some composite coatings obtained by electrosynthesis on metallic substrate

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Key words: composite coating, conductive polymers, electrochemical oxidation, cyclic voltammetry and electrochemical impedance spectroscopy method

4. Cristian PIRVU, Alexandra BANU, Octavian RADOVICI and Maria MARCU

Aplication of electrochemical impedance spectroscopy (EIS) to study of phenolic films

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Key words: electrochemical impedance, phenol, electrooxidation, pseudocapacitance, equivalent circuit

5. Doina DIMONIE, Constantin RADOVICI, Ramona Marina COSEREA, Sorina GÂREA and Mircea TEODORESCU

The polymer molecular weight and silicate treatment influence upon the morphology of nanocomposites for food packaging

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Key words: nanocomposites, poly (ethylene–co–vinyl acetate), layered silicates, barrier properties, melt processing

6. Dan DRAGU and Mihai BUDA

Practical aspects associated with the use of Jacobi polynomials in the simulation of quasi-reversible
electrode processes with linear potential scan and diffusional control in one dimension

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Key words: cyclic voltammetry, simulation, general Jacobi polynomials, orthogonal collocation

7. Gabriela Geanina VASILE and Ion Gh. TĂNASE

Comparative study of different extraction methods for evaluation of biovailability of terrestrial sediment – bound metallic elements

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Key words: BCR 701, sediment, mobile elements, EDTA

8. Zenovia MOLDOVAN, Florica IONESCU, Ioana VASILESCU, Simona LIŢESCU and Laurenţia ALEXANDRESCU

HDPE-EPDM thermoplastic vulcanizates. Mechanical and IR spectrometric properties

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Key words: HDPE/EPDM thermoplastic vulcanizates.

9. Ruxanda BODÎRLĂU and Carmen-Alice TEACĂ

Softwood chemical modification by reaction with organic anhydrides

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Key words: softwood, chemical modification; FT-IR; weight percent gain; water absorption

10. Zaki AJJI

Radiation-induced preparation of gypsum/ poly(methyl acrylate) composites

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Key words: gypsum, polymer composites, methyl acrylate, radiation polymerization

11. Annemarie PURI, Alina BĂDĂNOIU and Georgeta VOICU

Eco-friendly binders based on fly ash

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Key words: fly ash, lime, alkali-activated binders, sodium silicate