Tome 60, No 11 Novembre-Décembre 2015
1. Rodica STURZA and Ecaterina COVACI
Tartaric stabilization of young wines and thermodynamic indices of stability
Key words: tartaric stabilization, refrigeration, thermodynamic indices, potassium bitartrate.
2. Gholam Hossein MAHDAVINIA and Abbas RAHMATI
Silica sulphuric acid as a solid acid catalyzed synthesis of 4,5,6,7-tetrahydro-2H-pyrazolo[3,4-b] pyridine-5-carbonitriles and 1,4-diaryl-4,5-dihydro-3-methyl-1H-pyrazolo[3,4-b]pyridine-6(7H)-ones
Key words: pyrazolo[3,4-b]pyridines, multi-component reactions, Meldrum’s acid, silica sulfuric acid.
3. Anca Mihaela DUMITRESCU, Victor JUCAN, Lacramioara RUSU, Alexandra Raluca IORDAN and Mircea Nicolae PALAMARU
The peat – template agent for Ni ferrite obtainment
Key words: ferrite, spinel, sol-gel method, peat, template agent.
4. Yassmina ANGAR and Nacer-Eddine DJELALI
Influence of the anode nature in the ammonium electro-oxidation
Key words: ammonium, oxidation, electrode, electrolysis, cyclic voltammetry.
5. Mervette El BATOUTI and Abdel-Moneim M. AHMED
Study of electrochemical behavior of copper in presence of dicarboxylic and tricarboxylic acids
Key words: electropolishing, inhibition, limiting current, aliphatic dicarboxylic and tricarboxylic acids.
6. Azime Berna ÖZÇELIK, Günseli YILMAZ, Semiha ÖZKAN and Seyhan ERSAN
Synthesis and antimicrobial activities of 2-thione-3-substituted-5-(4-carboxycyclohexyl-methyl)-tetrahydro-2H-1,3,5-thiadiazine derivatives
Key words: antibacterial activities, antifungal activities, tetrahydro-2H-1,3,5-thiadiazine-2-thione derivatives.
7. Rodica STURZA, Constantin BILICI, Inga ZINICOVSCAIA, Otilia Ana CULICOV, Svetlana GUNDORINA and Gheorghe DUCA
Moldavian wine analysis by ICP-AES and NAA techniques: comparison study
Key words: elemental content, inductively coupled plasma atomic emission spectroscopy, metals, neutron activation analysis, wine.
8. Gabriel OANCA, Dorina CREANGA, Claudia NADEJDE and Dana Ortansa DOROHOI
Universal and specific interactions in caffeine diluted solutions
Key words: dipolar molecules, McRae’s theory, Kamlet-Taft approach, weak hydrogen bond.
9. Ana NEACSU, Iulia CONTINEANU, Mihail CONTINEANU and Daniela GHEORGHE
DSC and EPR study of the effects of gamma rays upon carnosine and L-alanyl-glycine
Key words: gamma radiation, carnosine, L-alanyl-glycine, DSC, EPR study.
10. Andrei CUCOS, Carmen GAIDAU, Elena BADEA and Lucreţia MIU
Influence of glycerine on denaturation temperature of chrome- and vegetable-tanned leather
Key words: chrome-tanned leather, vegetable-tanned leather, DSC, denaturation temperature, glycerine.
11. Adrian-Alexandru SOMEȘAN, Cristian SILVESTRU and Richard A. VARGA
Triorganotin(IV) halides – precursors for new organotin(IV) tectons. Synthesis and structural characterization of [2-{(CH2O)2CH}C6H4]3SnI and [2-(O=CH)C6H4]3SnCl
Key words: triorganotin(IV), solution NMR spectroscopy, molecular structure, intermolecular interaction.
12. Virgil BADESCU
Contributions to the interpretation of mass spectrum of tetraethoxysilane (TEOS). Part II. Charge induced reactions. Eliminations of neutral fragments
Key words: tetraethoxysilane, mass spectrum, molecular ion, linked scans.
13. Maria COLIE, Dan E. MIHAIESCU, Adrian SURDU, Anton FICAI, Roxana TRUŞCĂ, Daniela ISTRATI and Ecaterina ANDRONESCU
Obtaining YBa2Cu3O7-δ through a modified auto-combustion reaction with and without addition of organic fuel
Key words: auto-combustion, nitrate-urea, nitrate-cellulose, superconductors.
14. Daniela ISTRATI, Dan E. MIHAIESCU, Dragoş GUDOVAN, Iulia Alexandra GUDOVAN, Vanessa TRĂISTARU and Anca MARTON
Controlled release profiles of cefepime from MCM-41-NH2 materials
Key words: controlled release, mesoporous, MCM-41, surface modification.