No 12, Décembre 2007

Tome 52, No 12, Décembre 2007

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1. Rodica-Mariana ION

Photodynamic therapy (PDT): a photochemical concept with medical applications

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Key words: porphyrins, photodynamic therapy, singlet oxygen, porphyrins photodegradation, clinical applications

2. Gheorghe ROMAN, Costel AGACHE, Ileana MANCIULEA, Eugenia COMANIŢĂ and Lucia DUMITRESCU

Synthesis of new Mannich bases derived from 5-phenyl-1,3,4-oxadiazole-2-thione and investigation of the conformational isomers of dimethyl 5-(5-phenyl-2-thioxo-1,3,4-oxadiazole-3-methylamino)isophthalate

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Key words: oxadiazolethione, aminomethylation, Mannish base, computational chemistry, conformational isomers

3. Simona MUNTEAN, Ludovic KURUNCZI, Valentin CAREJA and Zeno SIMON

Dissociation energies in water solution for saline bonds implied in interactions mediated by peptidoglicans. AB initio – PCM computations

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Key words: peptidoglycans, intercellular interaction, saline bond, hydration energy, dissociation energy

4. Valeria RĂDULESCU, Mariana PAVEL and Eliza OPREA

Capillary GC-MS analysis of volatile and semivolatile compounds of Thymus glabrescens willd.

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Key words: Thymus glabrescens, essential oil, infusion, solid phase extraction, GD/MS

5. Gabriela Elena BADEA, Ioana MAIOR, Anca COJOCARU and Ion CORBU

The cathodic evolution of hydrogen on nickel in artificial seawater

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Key words: composite materials, polypyrrole deposition

6. Tanţa SPĂTARU, Maria MARCU and Nicolae SPĂTARU

Composite electrode material with catalytic activity obtained by electrochemical deposition of polypyrrole and platinum on titanium substrates

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Key words: composite materials, polypyrrole deposition

7. Stelian LUPU and Anton FICAI

Layer by layer deposition of redox polymers/enzyme assemblies onto electrodes surfaces for nitrate electrochemical sensing

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Key words: amperometric biosensors, layer-by-layer deposition, nitrate reductase, redox polymers

8. Silvia PAŢACHIA and Claudia BACIU FLOREA

Poly(vinyl alcohol) hydrogels interactions with electrolytes in aqueous solution

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Key words: poly(vinyl alcohol), cryogels, electrolytes, swelling, shrinking

9. Daniela-Cristina MOMETE, Enrica VERNE, Chiara VITALE BROVARONE, Giulio MALUCELLI and

Polymeric composites for dentistry. II. Physical investigations on new dental composites

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Key words: dental composites, glass, silanization, mechanical properties

10. Vasile Mircea CRISTEA, Letiţia TOMA and Paul Şerban AGACHI

Simulation and model predictive control of the fluid catalytic cracking unit using artificial neural networks

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Key words: artificial neural networks, model predictive control, FCCU

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No 11, Novembre 2007

Tome 52, No 11, Novembre 2007

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1. Ileana DRĂGUŢAN, Valerian DRĂGUŢAN, Lionel DELAUDE, Albert DEMONCEANU and Alfred F. NOELS

N-heterocyclic carbene ruthenium complexes: synthesis and catalytic properties

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Key words: ruthenium complexes, N-heterocyclic carbenes, homogeneous precatalysts, olefin metathesis, cyclopropanation

2. Nenad Dj. LAZAROV, Vojislav SPASOJEVIĆ, Vladimir M. MATIĆ, Vladan KUSIGERSKI and

Magnetic properties of asymmetric Co(II) dimer at low temperatures

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Key words: transition metal complex, exchange and superexchange, ising model, high field magnetization

3. Elena-Mihaela SEFTEL, Eveline POPOVICI, Vasile PODE and Geza BANDUR

Synthesis, characterization and thermal behavior of hydrotalcite-type MgxZnxAl

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Key words: hydrotalcite-type MgxZnyAl; XRD patterns; FTIR spectra; UV DR spectra; thermal analysis

4. Mihaela PUIU, Adina RĂDUCAN and Dumitru OANCEA

Kinetics of copper(II) catalyzed oxidation of 2-aminophenol in a continuous stirred tank reactor

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Key words: acrylamide, crosslinking polymer, simultaneous polymerization/crosslinking, swelling degree

10. Liviu Cosmin COTEŢ, Virginia DANCIU, Veronica COŞOVEANU, Ionel Cătălin POPESCU, Anna ROIG and Elies MOLINS

Synthesis of meso- and macroporous carbon aerogels

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Key words: carbon aerogels, sol-gel processing, meso-macrostructures

11. Beatrice VLAD-OROS, Monica DRAGOMIRESCU, Gabriela PREDA, Francisc PETER and Adrian CHIRIAC

Characterization of silica-based biomaterials containing microbial amylases

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Key words: microbial amylases, sol-gel, tetrathoxysilane, methyltriethoxysilane, phenyltriethoxysilane

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No 10, Octobre 2007

Tome 52, No 10, Octobre 2007

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1. Valerian DRĂGUŢAN, Ileana DRĂGUŢAN, Renata DROZDZAK and Francis VERPOORT

Synthetic approach to ruthenium vinylidene complexes and their applications in metathesis

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Key words: alkene metathesis, ruthenium vinylidene, alkylidene complexes, α,ω-dienes, ring-closing metathesis

2. Ioana JITARU, Ovidiu OPREA, Florentina MANDEA, Maria Gabriela ALEXANDRU, Michaela Dina STĂNESCU and Nicolae STĂNICĂ

Titanates from oxime-containing complex precursors

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Key words: oxime, complexes, semiclathrochelates, titanates

3. Constantin I. CHIRIAC, Fulga TANASA and Mariora NECHIFOR

A new synthesis of cinnamic acids from aromatic aldehydes and N,N-dimethylacetamide hydrochloride

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Key words: cinnamic acids, N,N-dimethylacetamidehydrochloride, synthesis

4. Cemil İBİŞ and Nihal YILMAZ ONUL

The new S- and N,S-substituted nitrodienes from bromochloro-2-nitrodiene

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Key words: thioethers, bromochloro-2-nitro-1,3-butadiene, piperazine, piperidine

5. Cemil İBİŞ and Zeliha GÖKMEN

The reactions of naphthyl and ethyl thio substituted 2-nitrodiene with amines

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Key words: thioethers, N,S-substituted-2-nitro-1,3-dienes

6. Tatiana ONCESCU and Simona RĂDULESCU

The binding of violamycin B1 to DNA

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Key words: violamycin B1, DNA, , intercalated complex, binding parameters

7. Monica FLORESCU and Cristopher M. A. BRETT

Evaluation of cobalt hexacyanoferrate modified carbon film electrodes for electrochemical glucose biosensors

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Key words: carbon film electrodes, cobalt hexacyanoferrate film, glucose biosensors

8. Lyuba ILIEVA, Giuseppe PANTALEO, Gabriel MUNTEANU, Anna Maria VENEZIA and Donka ANDREEVA

Temperature programmed desorption of CO and NO over gold/ceria catalysts for NOx reduction

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Key words: Gold, Ceria, TPD, CO, NO

9. Vasile PODE, Eveline POPOVICI, Rodica PODE and Violeta GEORGESCU

Magnetic properties of an adsorbent based on modified natural zeolite

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Key words: adsorbent,ecology, magnetic properties, zeolite, X-ray structure determination

10. Vlastimil MATAJEC, Milos HAYER, Jan MRAZEK, Ivan KASIK, Ondrej PODRAZKY and Marie POSPISILOVA

Performance of sol-gel method for the preparation of optical fibers

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Key words: sol-gel method, optical fibre, lasers, sensors

11. Marian TOTOLIN and Mircea GRIGORAŞ

Plasma induced pyrrole polymerization

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Key words: plasma, pyrrole, polymerization, polypyrrole, radical

12. In memoriam – Professor Cristofor I. Simionescu

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Nos 8-9, Août-Septembre 2007

Tome 52, Nos 8-9,  Août-Septembre 2007

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Professor Victor-Emanuel Sahini

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1. Adina RĂDUCAN, Dumitru OANCEA and Eugen SEGAL

Models for irreversible inactivation in the enzymatic decomposition of hydrogen peroxide and their kinetic treatment by means of graphs

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Key words: catalase inactivation, kinetic modelling, graph theory

2. Mihaela PUIU, Valentin MUNTEAN and Dumitru OANCEA

Modeling kinetic limitations of acetylene detonation

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Key words: acetylene detonation, Chapman-Jouguet model, ZND model

3. Mirela ENACHE, Daniela BULCU, Iuliana ŞERBĂNESCU and Elena VOLANSCHI

Interaction of actinomycin D with anionic surfactant, sodium dodecyl sulphate: spectral and electrochemical investigations

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Key words: anticancer drugs, actinomycin D, surfactant, spectral and electrochemical methods

4. Aurica VÂRLAN, Sorana IONESCU, Soong-Hyuck SUH and Mihaela HILLEBRAND

Modelling of the electrochemical reduction behaviour of some dibenz[b,e]-thiepinosulphones by the DFT method

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Key words: thiepinonsulphones, reduction behaviour, DFT

5. Valentina CHIOSA, Mihaela MANEA, Ioana STĂNCULESCU and Cristina MANDRAVEL

IR spectral study on nature of 2-pyridine aldoxime methyl chloride interaction with some sterols. II. Cholestanol

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Key words: FTIR spectral study, 2-pyridine aldoxime methyl chloride, cholinesterase reactivator, cholestanol, hydrogen bonded complex

6. Minodora LECA, Lelian CIOROIANU, Gabriela CIOROIANU, Gabriela DAMIAN, Cătălina COSTEA and Ana Maria MATEI

Aqueous ecological intumescent fire retardant coatings for multifunctional applications. 1. Preparation and characterization

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Key words: intumescent fire retardant coatings, passive fire protection, expanding indices, char aspect, rheological behaviour

7. Ruxandra GHEORGHE, Jean-Pierre COSTES, Sergiu SHOVA and Marius ANDRUH

Unexpected replacement of Gd(III) and Hg(II) from an oxygen binding set leading to a heterometallic Cu(II)-Hg(II) 1-D coordination polymer

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Key words: mixed metal Gd(III)/Hg(II) complexes; coordination polymers; thiocyanato bridges


Theoretical study of DHEAS: the electronic properties of a complex between DHEAS and serotonin by comparative calculations HF and DFT

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Key words: DHEAS, Serotonin, Ab initio, DFT, NBO

9. Niculae I. IONESCU, Monica CĂLDĂRARU, Cristian HORNOIU and Cornel MUNTEANU

Overall activation energy of methanol oxidation in oscillatory regime

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Key words: Oscillations activation energy, methanol oxidation

10. Marieta BALCAN, Dan F. ANGHEL, Dan Donescu and Valerică RAICU

The retention behavior of ethoxylated nonionic surfactants in reversed-phase high performance liquid chromatographic systems

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Key words: nonionic ethoxylated surfactants, reversed-phase liquid chromatography, hydro-organic mobile phase, molar refraction, dielectric constant

11. Dan F. ANGHEL, Doina M. MIHAI, Gabriela STÎNGĂ, Alina IOVESCU, Adriana BĂRAN and Regine Von KLITZING

A study upon interaction of dodecylpyridinium chloride with sodium dextran sulfate

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Key words: cationic surfactant, surfactant-polymer interaction, solid-state surfactant-selective electrode

12. Paul Gabriel ANOAICA, Emilia AMZOI and Costinel I. LEPĂDATU

The hierarchy of the molecular descriptors and the ligand-receptor interaction

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Key words: QSAR, electronegativity, hardness, OMO – UMO quantum states, fingerprint descriptors, CADD

13. Viorel CHIHAIA, Godehard SUTMANN, Chang-Sup LEE and Soong-Hyuck SUH

Divergence-free description for molecular rotation in Cartesian coordinates: the axis-rotation formula and some its applications to computational chemistry

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Key words: axis-rotation formula; rigid-body system; axis-rotation operator; symmetry operator


Silatropic migration in (1-trimethylsilylindenyl)(indenyl) dimethylsilane, bis(1-trimethyl-silylindenyl)dimethylsilane and related compounds

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Key words: bis(indenyl)silane, silatropic migration, molecular structure, B3LYP/6-31G(d) DFT calculations, AM1 semiempirical calculations

15. Dan RUSU, Cora CRĂCIUN, Mariana RUSU, Adrian PĂTRUŢ and Leontin DAVID

Complexes of the trilacunary Keggin arseno(V)polyoxotungstate with iron(III), cobalt(II) and nickel(II)

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Key words: polyoxometalate, metal cluster, FT-IR spectroscopy, EPR spectroscopy, paramagnetism

16. Ossi HOROVITZ, Delia GLIGOR and Ionel Cătălin POPESCU

Correlations between electrochemical activity of phenothiazine derivatives modified graphite electrodes and some structural and molecular characteristics

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Key words: phenothiazine derivatives, modified electrodes, MO calculations

17. Maria MRACEC, Ana BOROTA, Ramona RAD, Liliana OSTOPOVICI and Mircea MRACEC

QSAR analysis of a series of non-imidazolic derivatives acting on the histamine H3 receptor

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Key words: QSAR, MLR, AM1, H3 histamine receptor, disubstituted pyrrolidinic derivatives

18. Liliana OSTOPOVICI, Ramona RAD, Ana BOROTA, Maria MRACEC and Mircea MRACEC

Conformational analysis with AMBER and AM1 methods of a partial agonist, (R)-2-[(4-phenylbutylamino)-
methyl]-chroman-7-ol active on the dopaminic D2 receptor

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Key words: conformational analysis, D2 receptor, AM1 rotation barrier

19. Ramona RAD, Maria MRACEC, Liliana OSTOPOVICI, Ana BOROTA and Mircea MRACEC

QSAR study for a series of imidazo[1,5-a]-quinoxaline and pyrazolo[1,5-c]quinazoline derivatives acting on GABAA/benzodiazepine receptor

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Key words: GABAA/benzodiazepine receptor, quinoxaline and quinazoline derivatives, MTD, MLR

20. Ramona RAD, Maria MRACEC, Mircea MRACEC and Tudor OPREA

The privilege structures hypothesis for G proteincoupled receptors – some preliminary results

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Key words: cheminformatics, drug design, database, GPCR, privileged structures

21. Mihaela SCHULTZ, Maria MRACEC, Eugen SISU and Mircea MRACEC

AM1 conformational analysis of the (3S,5R,6R)-6-acetylamidodopenicillanic acid

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Key words: (3S,5R,6R)-6-acetylamidopenicillanic acid, conformational analysis, steric and electronic properties, AM1

22. Cristian NEANU, Anca LASCU and Carol CSUNDERLIK

Synthesis of benzylidene acetals of N-acetyl-Nmethyl glucamine

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Key words: aminoalditols, pseudoceramides, flash chromatography, glucosamine

23. Geta DAVID, Bogdan C. SIMIONESCU and Cristofor I. SIMIONESCU

Synthesis of polymer supported–transition metal catalysts for olefin epoxidation

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Key words: metal-polymer, polymer supported manganese catalyst, moleculary imprinting polymers

24. Constantin I. CHIRIAC, Marioara NECHIFOR and Fulga TANASĂ

Formamide, a novel challenging reagent for the direct synthesis of non-N-substituted cyclic imides

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Key words: formamide, direct synthesis, cyclic imides

25. Aurica FARCAŞ and Valeria HARABAGIU

Synthesis and characterization of a new conjugated polyazomethine

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Key words: Schiff base, rotaxane architecture, supramolecular chemistry, β-cyclodextrin

26. Camelia HULUBEI, Elena HAMCIUC and Maria BRUMĂ

New imide type polymers based on Epiclon

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Key words: alicyclic dianhydride, epiclon, thermostable polymers, solubility

27. Mariana Viorica BOGĂŢIAN, Mircea VÎNĂTORU, Gheorghe BOGĂŢIAN, Demetra NUŢĂ, Filip CHIRALEU, Valentin CÂMPEANU and Călin DELEANU

Pyrylium salts with long alkyl substituents and derived pyridinium salts having a terminal free amino group

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Key words: pyrylium perchlorates, pyridinium salts, CMC

28. Valerian DRĂGUŢAN and Francis VERPOORT

Immobilized ruthenium complexes bearing N,O-bidentate ligands

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Key words: N,O-bidentate ligands, immobilized Ru complexes, Schiff-base, ring-closing metathesis, Kharasch addition, enol-ester, atom transfer radical polymerization

29. Violeta PURCAR, Dan DONESCU, Marius GHIUREA, Cristina Lavinia NISTOR and Cristian PETCU

Silver nanodispersions in organic-inorganic filmogene hybrids

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Key words: sol-gel process, cationic dyes, colloidal silver, hybrid materials, nanoparticles

No 7, Juillet 2007

Tome 52, No 7, Juillet 2007

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1. Ana Aurelia CHIRVASE, Ioan DUMITRACHE and Mihai Dan CARAMIHAI

Progress in characterization, modeling and control of aerobic bioprocess. Part I. Aerobic bioprocess and bioreactor characterization

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Key words: aerobic bioprocess, modelling, bioreactor characterization

2. Bianca FURDUI, Rodica DINICĂ, Martine DEMEUNYNCK, Ioan DRUŢĂ and Alexandru VLAHOVICI

New reactive pyridinium-indolizines fluorophores

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Key words: indolizine, flourophores, 4,4’-bipyridine, ylides, cycloaddition

3. Liliana BÎRLĂ, Beatriz PRIETO, Thierry NOGUEL, Jean VIGO and Anne-Cécile RIBOU

Comparative study of the interaction between BSA and three fluorescent probes: investigation of some critical parameters

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Key words: fluorescence, BSA, binding

4. Gabriela LISA and Cătălin LISA

Prediction of excess thermodynamic properties from experimental refractive index of binary mixtures. 1. Water-propionic acid mixtures at 290.15, 300.15 and 310.15 K

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Key words: excess thermodynamic properties, prediction, water – propionic acid mixtures

5. Gheorghe NEMŢOI, Marius Sebastian SECULA and Igor CREŢESCU and Stelian PETRESCU

Voltammetric characterization of copper and aluminum behavior in concentrated aqueous solutions of phosphoric acid

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Key words: anodic dissolution, voltammetry, rotating disc electrode technique, charge transfer, mass transport

6. Florin CRIŞAN and Ervin SALLO

Zinc anodization in acidic media. Oscillations influenced by nitrate ions

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Key words: oscillations, steady state, chaos, bifurcation

7. Andreea Irina COŞUŢCHI, Camelia HULUBEI, Manuela BUDA, Toni BOŢILĂ and Silvia IOAN

Theoretical and experimental study of dielectric and optical properties of some epiclon based polyimides

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Key words: polyimides, refractive index, dielectric constant

8. Viorica MUŞAT, Elvira FORTUNATO, Ştefan DIMA and Cătălina ITICESCU

Mesoporous sol-gel silica-based nanocomposite thin films

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Key words: cobalt oxide-SiO2, zinc oxide-SiO2, mesoporous thin films, nanocomposite, sol-gel

9. Dorel RADU, Mihai EFTIMIE and Mariana RADU

Assessing properties of silicate glasses at nano level

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Key words: silicate glasses, nanometric structure, melts properties

10. Ludovic SAYTI, Lidia TAUBERT, Mihai MILOS and Valentin CAREJA

Crystallization of magnesium trihydrate carbonate in presence of surfactants

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Key words: magnesium trihydrate carbonate, electrostatic potential, influenced crystallization, crystal habitus

11. Message from IUPAC

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No 6, Juin 2007

Tome 52, No 6, Juin 2007

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1. Mariana ALBULESCU and Marinela POPOVICI

Isoflavones – biochemistry, pharmacology and therapeutic use

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Key words: isoflavone, phytoestrogens, daidzein, genistein, equol

2. Laura ORIAN

A DFT investigation of the structural and electronic properties of Co(I) and Rh(I) half-sandwich complexes with heteroaromatic π ligands

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Key words: DFT calculations, cobalt, rhodium, heteroaromatic π ligands, alkyne cyclotrimerization


Préparation des hydrazonates à partir des orthoesters et phénylhydrazine
Preparation of hydrazonates from orthoesters and phenylhydrazine

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Key words: hydrazonates, alumine, micro-ondes, spectres IR

4. Adina Magdalena MUSUC, Crisan POPESCU, Domnina RAZUS and Dumitru OANCEA

Non-isothermal kinetic analysis of thermal decomposition of 2,4-dinitrophenylhydrazine

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Key words: thermal decomposition; 2, 4 – dinitrophenylhydrazine; non -isothermal kinetic analysis; multi – step reaction

5. Adriana PĂTRU, Ion BIBICU, Mihaela FLOROIU, Mircea PREDA and Bogdan TUTUNARU

A study on the inhibition of carbon steel corrosion in an 1M HCl solution by using ammonium polymolibdate (APM)

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Key words: carbon steel, corrosion, inhibition, Mössbauer spectrometry, ammonium polymolibdate

6. Dan DRAGU and Mihai BUDA

Basic discretisation techniques used in cyclic voltammetry numerical simulations. Comparisons and practical aspects

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Key words: digital simulation, cyclic voltammetry, discretisation

7. Viorel BRÂNZOI, Alina PRUNĂ and Florina BRÂNZOI

The effect of some organic surfactans on the corrosion of zinc in neutral and alkaline aqueous solutions

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Key words: hydrogen overvoltage, surfactants, inhibitive action, corrosion process, dissolution kinetics

8. Doina DRĂGAN, Simona CUCU-MAN, Raluca MOCANU and Adrian COVACI

Accelerated solvent extraction method for the determination of polychlorinated biphenyls and organochlorine pesticides in soil

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Key words: accelerated solvent extraction, organochlorine pesticides, polychlorinated biphenyls, soil

9. Florentin TACHE and Monica ALBU

Specificity of an analytical HPLC assay method of metformin hydrochloride

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Key words: specificity, selectivity, Metformin, photolysis, photolytichydrolysis, acidic/alkaline hydrolysis, oxidation, thermal degradation


Thioacetamide as a releasing agent for the complexometric determination of thallium(III) in its synthetic alloys and complexes

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Key words: EDTA, thallium determination, thioacetamide, complexometric method

No 5, Mai 2007

Tome 52, No 5, Mai 2007

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1. Vasile DINOIU

Chemical fluorination of organic compounds

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Key words: fluorine, electrochemical partial fluorination, perfluorination


Synthèse des dérivés cycliques du 4,5-benzo- 1,3,2-diazaphosphole
Synthesis of 4,5-benzo-1,3,2-diazaphosphole cyclo-derivatives

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Key words: 4,5-benzo-1,3,2-diazaphospholes, micro-ondes, RMN

3. Romuald BERTHET, Amar ZERROUKHI, Gérald BRUN, Teodora ZECHERU and Corneliu CINCU

Synthesis and optical properties analysis of a new polymeric optical fiber for side lighting

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Key words: plastic fibre, radical polymerization, light scattering, acrylate monomer

4. Mihaela Ligia UNGUREŞAN and Gavril NIAC

Composition of the intermediate of the fast interaction between copper(II) and thiosulfate ions in aqueous solutionie
Synthesis of new N-acylphenothiazinic derivatives with potential activity in chemotherapy

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Key words: fast redox reaction, copper ions, thiocompounds, stopped-flow technique, Job’s method

5. Viorica MELTZER and Gabriela CRISTESCU

Thermodynamic study and structuremesomorphism correlation for new sitosteryl benzoate compounds

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Key words: polymorphism, DSC, thermomicroscopy, liquid crystal, sitosteryl benzoate compounds

6. Gabriela Elena BADEA

Autocatalytic reduction of iodate at the platinum electrode in 0.5 M H2SO4 solutions

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Key words: iodate, reduction, platinum electrode, polarisation curves

7. Iulia SORA, Toma GALAON, Victor DAVID and Andrei MEDVEDOVICI

Determination of nimesulide and its active metabolite in plasma samples based on solvent deproteinization and HPLC-DAD analysis

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Key words: liquid chromatography, nimesulide; 4’-hydroxy-nimesulide, human plasma, protein precipitation with acetonitrile, bioavailability

8. Magdalena DIANU and Corneliu PODINĂ

The safety of environment in final disposal of Ultima Gold scintillation liquid cocktail used for determination of the radioactive content in various samples at Cernavoda Nuclear Power Plant

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Key words: scintillation, tritium, cementation, waste

Gabriel MUNTEANU and Jacques VÉDRINE

Mg-Al and Mg-In oxide compounds as catalyst components for the oxidative dehydrogenation of propane. Part I. Preparation and characterization of the as-synthesized materials

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Key words: co-precipitation and evaporation, Mg-Al and Mg-In hydrotalcitelike materials, XRD, IR

10. Margarita GABROVSKA, Rumeana EDREVA-KARDJIEVA, Verislav ANGELOV, Dorel CRIŞAN and
Jean-Marc M. MILLET

Mg-Al and Mg-In oxide compounds as catalyst components for the oxidative dehydrogenation of propane. Part II. Characterization of the calcined materials

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Key words: Mg-Al and Mg-In oxide compounds, DTA-TG, XRD, IR

No 4, Avril 2007

Tome 52, No 4, Avril 2007

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7ème COLLOQUE Franco-Roumain sur les POLYMÈRES
2 – 6 Septembre 2005
Iaşi, Roumanie

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1. Maria BRUMĂ

High performance polymers containing phenylquinoxaline and silicon in the main chain

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Key words: silicon-containing polymers, phenylquinoxaline rings, thin films, high thermostability, blue fluorescence

2. Zina VULUGA, Denis Mihaela PANAITESCU, Dumitru Mircea VULUGA, Stela POPOVICI, Michaela IORGA, Diana PĂSĂRIN et Dorel FLOREA

Caractérisation du support macomoléculaire utilisé pour l’épuration des eaux avec du chargement organique
Characterisation of macromolecular support used for purifying waters with organic matter

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Key words: polymer composites, natural filler, electrical properties, biofilm

3. Andrei SÂRBU, Ion UDREA, Mariana BEDA et Liliana SÂRBU

Préparation des substrats fibreux pour l’immobilisation des enzymes Preparation of fibrous supports for the covalent immobilization of enzymes

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Key words: enzyme, covalent immobilisation, fibre

4. Emmanuel LANDREAU, Youssef AGUNI, Yves CHEVALIER et Thierry HAMAIDE

Stabilisation de nanoparticules polymères en dispersion aqueuse par des copolymères à blocs PEG-PCL
Stabilisation of polymer nanoparticles in aqueous dispersions by using PEG-PCL block copolymers

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Key words: block copolymers, polymer nanoparticles, stabilisation

5. Geza BANDUR, Lucian RUSNAC, Avram PETREAN, Gerlinde GRANDTNER, Nicoleta PLEŞU et Marc J. M. ABADIE

L’étude de la réactivité de quelques monomères acryliques et méthacryliques avec un double lien
Reactivity studies for some acrylique and methacrylique monomers with one double bond

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Key words: acrylates, methacrylates, reactivity, photopolymerisation, thermal polymerisation

6. Claudiu Daniel UŢOIU, Iosif Dan ROŞCA, Nicoleta Doriana STANCU et Dumitru Mircea VULUGA

Modélisation numérique des propriétés des polymères
Computational modeling of polymer propertiesosites with natural silicates

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Key words: collagen, nanocomposites, morphology, natural silicate

13. Laurent LEBRUN, Eric Da SILVA et Michel MÉTAYER

Élaboration d’une membrane à caractère bipolaire: influence du procédé d’assemblage sur les propriétés majuscules
Elaboration and characterization of a membrane with bipolar behaviour: influence of the process of junction

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Key words: ion-exchange membranes, bipolar membrane, semiinterpenetrating Polymer Network, poly(vinyl alcohol)

14. Denis Mihaela PANAITESCU, Michaela IORGA, Zina VULUGA, Dan DONESCU, Maria DAN,
Sever ŞERBAN et Dorel FLOREA

L’effet de l’interface dans les composites de fibres naturelles et de matières plastiques
Effect of interface in natural fibre-polymer composites

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Key words: interface, polymer composites, natural fibers

15. Cristina PRISĂCARIU, Elena SCORTANU, Gabriela Elena HITRUC and Adrian A. CARACULACU

New trends in the synthesis and properties of polyurethane and polyurethane-urea elastomers based on dibenzyl diisocyanate

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Key words:polyurethanes, dibenzyl, oxadiazole, pyridine structure, mechanical properties

16. Jacques DESBRIERES, Cécile BOUSQUET et Valery G. BABAK

Propriétés interfaciales de systèmes amphiphiles ioniques à base de polysaccharides Interfacial properties of ionic amphiphilic systems based on polysaccharides

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Key words: polysaccharides, amphiphilic systems, polyelectrolyte-tensioactive complex (SPEC), interfacial
properties, dynamic tensiometry

17. Violeta NEAGU, Ion UNTEA, Elena TUDORACHE et Cristina ORBECI

Étude thermodinamique concernant l’adsorption du phénol des solutions aqueuses sur copolymères styrène-divinylbenzène
Thermodynamic study of phenol sorption from aqueous solutions on styrene-divinylbenzene copolymers

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Key words: macroporous styrene-divinylbenzene copolymers, phenol, sorption capacity

18. Lavinia MACARIE, Geza BANDUR and Gheorghe ILIA

Comparative study of the photoinitiating reactivity of the acylphosphonates and acylphosphine oxides

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Key words: photoinitiators, photo-DSC, radical polymerization, acylphosphonates, acylphosphine oxides

19. Ghiocel IOANID, Aurelia IOANID and Dorina PARPAUTA

New tendencies in restoration-conservation: the HF plasma. II. Decontamination treatment in cold plasma

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Key words: photoinitiators, photo-DSC, radical polymerization, acylphosphonates, acylphosphine oxides

Elettrici che viaggiano attraverso il. Società di consulenza diverse, ognuna dettagli delle quali.

No 3, Mars 2007

Tome 52, No 3, Mars 2007

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1. Vasile DINOIU

Chemical fluorination of organic compounds

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Key words: fluorine, fluorinating reagents, fluorination, organofluorine compounds

2. Alexandru L. LET, David MAINWAING, Colin RIX and Pandiyan MURUGARAJ

Synthesis and optical properties of TiS2 nanoclusters

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Key words: Quantum, titanium sulfide, chalcogenide, reverse micelle, fluorescence

3. Dorel RADU and Claudiu MAZILU

Implications of the acid-base character for some fixed viscosity points, for oxide vitreous systems

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Key words: glass, basicity, viscosity, correlations

4. Elena BÂCU, Dalila BELEI, Axel COUTURE et Pierre GRANDCLAUDON

Synthèse de nouveaux dérivés N-acylphénothiaziniques potentielment actifs en chimiothérapie
Synthesis of new N-acylphenothiazinic derivatives with potential activity in chemotherapy

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Key words: phenothiazine, 3-methylisoquinoline, pyrrolopyridine, triazole, cycloadditions

5. Silvia IMRE, Laurian VLASE and Sorin LEUCUŢA

HPLC method for quantification of nizatidine and its N-desmethylmetabolite in human plasma

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Key words: nizatidine, N-desmethylnizatine, plasma, HPLC, bioequivalence

6. Marcela MIHAI and Ecaterina Stela DRĂGAN

Formation and colloidal stability of some polyelectrolyte complex dispersion based on random copolymers of AMPS

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różnić od apteki do apteki tutaj i również mogą się różnić na podstawie płacić za leki na receptę z kieszeni. Tadalafil to lek stosowany w leczeniu dolegliwości seksualnych u mężczyzn. Zadaj je na forum naszym farmaceutom, anonimowo i bezpłatnie.

Nos 1-2, Janvier-Février 2007

Tome 52, Nos 1-2, Janvier-Février 2007

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Professor Ionel Haiduc

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Publications list

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Synthesis and characterization of the first arsanylbis(methylene)phosphosrane (Me3Si)2C=P(Mes*)=C(Cl)-As(F)Mes*

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Key words: arsanylbis(methylene)phosphorane, heterocumulenes, heteroallenes

2. Mihai NEMA, Mihaela JÖNSSON, Richard A. VARGA, Anca SILVESTRU and Cristian SILVESTRU

Bismuth(III) complexes of tetraorganodichalcogenoimidodiphosphinic acids. Crystal and molecular structure of Bi[(SPMe2)(SPPh2)N]3 and Bi[(OPPh2)2N2][(OPPh2)(SPPh2)N]

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Key words: arsanylbis(methylene)phosphorane, heterocumulenes, heteroallenes

3. Anamaria TEREC, Elena BOGDAN, Luminiţa DAVID, Sorin MAGER and Ion GROSU

Synthesis and stereochemistry of some new bis(1,3-dioxane-2-yl)alkanes

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Key words: conformational analysis, NMR, 1,3-dioxanes, X-ray structure

4. Carmen Ioana LADIU, José R. GARCÍA, Ionel Catalin POPESCU and Lo GORTON

NADH electrocatalytic oxidation at glassy carbon paste electrodes modified with Meldola Blue adsorbed on acidic α-zirconium phosphate

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Key words: NADH oxidation, modified glassy carbon paste electrodes, electrocatalysis, α-titanium phosphate, redox dyes

5. Monica VENTER, Vasile N. BERCEAN, Maria ILICI and Simona CÎNTĂ PÎNZARU

New metal complexes of monoanionic (5-mercapto-1,3,4-thiadiazol-2-yl)thioacetic acid.
X-ray structure of [Na(C2N2HS3CH2COO)H2O)4]2·2H2O

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Key words: thiadiazole, sodium salt, X-ray structure, FT-IR, Raman

6. Codruţa VARODI, Delia GLIGOR and Liana M. MUREŞAN

Carbon paste electrodes modified with Methylene Blue immobilized on a synthetic zeolite

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Key words: Methylene Blue, zeolites, carbon paste electrodes, hydrogen peroxide

7. Valentina CHIOSA and Victor Em. SAHINI

Optical rotatory dispersion of some human serum albumin conformers

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Key words: human serum albumin, optical rotatory dispertion, alfa-helix content


Influence of the alkoxy group of the Si-alkoxides on the sol-gel process and on the structure of the obtained gels

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Key words: sol-gel, hybrid materials, GS-MS, 29Si-NMR, IR spectroscopy, SEM microscopy

9. Carmen PARASCHIV, Sylvie FERLAY, Mir Wais HOSSEINI, Nathalie KYRISTSAKAS, Jean-Marc

Hybrid organic/inorganic H-banded supramolecular networks including [Cr(ox)2L]¯ .
(L=1,10-phenanthroline and 2,2-bypiridine)tectons

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Key words: chromium complexes, hydrogen bond interaction, oxalate complexes, supramolecular chemistry

10. Geta DAVID, Bogdan C. SIMIONESCU and Cristofor I. SIMIONESCU

Functional micro- and nanoparticle – a possible tool for nanostructured materials

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Key words: micro- and nanoparticles, functional polymers, macromonomers, poly[(N-acylimino)ethylene], polymer supported catalysts, nanostructured materials

11. Cristina PRISACARIU and Elena SCORTANU

Study of the compression properties of polyurethanes based on dibenzyl monomers and 1,4-butanediol as compared to other diol chain extenders

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Key words: 4,4’-dibenzyl diisocyanate, polyurethanes, compression, residual elongation, Young modulus

12. Carmen RACLES, Anton AIRINEI, Aurelia IOANID, Cristian GRIGORAS and Maria CAZACU

Siloxane-azoaromatic polyesters as potential complex dye systems

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Key words: azo-polymers, siloxane, polymer blends

13. Ion SAVA and Elena HAMCIUC

Silicon-containing aromatic poly(amide-imide)s

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Key words: silicon, polyamide-imides, solubility, thin film, conformational parameters

14. Gabrielle Charlotte CHIŢANU, Irina POPESCU and Adrian CARPOV

Synthesis and characterization of maleic anhydride copolymers and their derivatives. 3 Synthesis and characterization of maleic anhydride-methyl methacrylate copolymers

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Key words: maleic anhydride copolymers; maleic anhydride-methyl methacrylate copolymer; copolymer characterization

15. Aurica FARCAŞ, Mariana PINTEALA and Valeria HARABAGIU

Self-assembly of functional polymers. A viscometric study

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Key words: reversible self-assembly, functional polymers, crown etherammonium salt interaction

16. Simona MORARIU and Maria BERCEA

Influence of poly(ethylene oxide)on the aggregation and gelation of laponite dispersions in water

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Key words: Laponite RD, poly(ethylene oxide), gel, viscoelastic properties

17. Ruxanda BODÎRLĂU, Carmen-Alice TEACĂ and Iuliana SPIRIDON

Thermal investigation upon various composite materials

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Key words: wood-plastic composite, FT-IR spectra, thermal analysis, weight loss

18. Ana Maria TOADER and Elena VOLANSCHI

Electrochemical and spectral study of the heminsurfactant interaction in solution

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Key words: Hemin, anionic surfactants, cyclic voltammetry, UV-VIS absorption spectroscopy

19. Viorel BRÂNZOI, Florina BRÂNZOI and Luisa PILAN

Electrochemical characterization of polypyrrole modified electrodes doped with large organic anions

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Key words: polypyrrole film, platinum electrode cyclic voltammetry, electrochemical impedance spectroscopy

20. Mariana Viorica BOGĂŢIAN, Andreea Cristina CORBU, Călin DELEANU, Maria MAGANU and Gheorghe BOGĂŢIAN

Pyrilium salts with long alkyl substituents having a terminal free amino group. Corrosion inhibitors derived from corresponding pyridinium salts

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Key words: pyridinium salts, corrosion inhibitors for steel in acidic water

21. Alexandru C. RAZUS, Liviu BIRZAN, Victorita TECUCEANU, Mihaela CRISTEA, Alina NICOLESCU and Cristian ENACHE

Azulene derivatives soluble in polar solvents. 1- (azulen-1-yl)-2-(thien-2- or 3-yl)-ethenes

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Key words: azulene, thiophene, ethenes, carboxylic acids

22. Maria MRACEC, Ramona RAD, Liliana OSTOPOVICI, Ana BOROTA and Mircea MRACEC

Conformational analysis with semiempirical methods for a quinoxaline urea derivative, active on benzodiazepine receptor

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Key words: GABA benzodiazepine receptor, conformational analysis, quinoxaline, AMBER94, AM1

23. Maria MRACEC, Ana BOROTA, Ramona RAD, Liliana OSTOPOVICI and Mircea MRACEC

Conformational analysis for a series of imidazole ligands acting as antagonists on the histamine H3 receptor

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Key words: flexible ligand, conformational analysis, H3 receptor antagonist, AM1, MM+

24. Zeno GARBAN, Gabriela GARBAN, Ariana-Bianca VELCIOV and George-Daniel GHIBU

Interaction of deoxyribonucleic acid with cis-platinum: structure-activity relantionship

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Key words: cis-platinum – DNA interaction, effects

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