Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Maria-Nicoleta Grecu"'
Autor:
Ileana C. Farcasanu, Maria Nicoleta Grecu, Rodica Olar, Romana Cerc Korošec, Mihaela Badea, Nataša Čelan Korošin, Gérald Guillaumet, Elena Pătraşcu, Lavinia L. Ruţă
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 143:173-184
A novel series of Cu(II) complexes with formula M(HLn)(ClO4)2·mH2O [HLn: 13-membered pentaazamacrocyclic ligand resulted from condensation of N,N′-bis(2-aminoethyl)ethane-1,2-diamine, l-tyrosine (HL1)/l-tryptophan (HL2)/l-phenylalanine (HL3) and f
Autor:
Alexandra-Cristina Munteanu, Emilia Elena Iorgulescu, Coralia Bleotu, Mihaela Badea, Daniela Ghica, Maria Nicoleta Grecu, Speranța Avram, Rodica Olar, Marcela Popa, Mariana Carmen Chifiriuc, Valentina Uivarosi
Publikováno v:
Applied Organometallic Chemistry. 35
Autor:
Dana Marinescu, Rodica Olar, Maria-Nicoleta Grecu, Veronica Lazar, Mihaela Badea, Cristina Bucur, Mariana Carmen Chifiriuc, Coralia Bleotu
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 127:487-497
A multi-component reaction involving metal ion, amines and formaldehyde has been used for a series of decaaza bismacrocyclic complexes M2L(CH3COO)4·nH2O [(1) M: Ni, n = 2.5; (2) M:Cu, n = 1; (3) M:Zn, n = 10; L:1,3-bis(N,N-1,3,6,9,12-pentaazacyclotr
Publikováno v:
Polyhedron. 102:684-692
Pyridoxal isonicotinoyl hydrazone (HL) and its copper(II) complexes: [CuLCl(H2O)2] (1), [CuL(OAc)](H2O) (2), [CuL(OAcac)] (3), [CuL(NO3)](H2O) (4), [CuL2](H2O) (5) were synthesized and characterized. The ligand has been obtained by condensation of 3-
Autor:
Mariana Stefan, Catalin Maxim, Maria Nicoleta Grecu, Anca Dumbrava, Rodica Olar, Marius Andruh, Mihaela Badea
Publikováno v:
Inorganica Chimica Acta. 509:119663
Three 1D coordination polymers, 1∞[Cu(NH3)4CrO4] (1) and 1∞[CuL(H2O)(CrO4)](H2O)(C2H5OH)0.5 with L = bipy (2) and phen (3), have been assembled using chromate(VI) ions as spacers (μ-ĸO:ĸO’ bridging mode). Their crystal structures have been s
Autor:
Bogdan Cojocaru, Feng Lin, Chixia Tian, Vasile I. Parvulescu, Christopher A. Cadigan, Luke S. Williams, Huolin L. Xin, Maria Nicoleta Grecu, Ryan M. Richards, Shubham Vyas
Publikováno v:
Nanoscale. 9(27)
Tunable reaction selectivity on a single catalyst is a continual goal in chemical syntheses. Herein, we report an unexpected light-directed intermediate selectivity using well-known plasmonic photocatalysts. We observed distinct intermediate selectiv
Autor:
Mihaela Badea, Oana-Irina Patriciu, Irinel Adriana Badea, Dana Marinescu, Coralia Bleotu, Rodica Olar, Mariana Carmen Chifiriuc, Veronica Lazar, Maria Nicoleta Grecu, Cristina Bucur, Emilia Elena Iorgulescu
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 115:2179-2189
Novel complexes of M2LCl4·nH2O type (M:Ni, n = 4; M:Cu, n = 3 and M:Zn, n = 0; L: ligand resulted from 1,4-phenylenediamine, 3,6-diazaoctane-1,8-diamine and formaldehyde one-pot condensation) were synthesized and characterised by microanalytical, ES
Autor:
Florentina Pătraşcu, Rodica Olar, Mihaela Badea, Luminita Măruţescu, Anca Dumbrava, Maria Nicoleta Grecu, Nicolae Stanica
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 115:2447-2455
New complexes ML(CNS)·nH2O [M = Ni, n = 0.5; M = Cu, n = 4.5; M = Zn, n = 0.5, HL: 6-mercapto-(1,4,8,11-tetraazaundecanyl)-6-carboxylic acid)] have been synthesised, chemical analysed, and characterised by different spectroscopic techniques (IR, UV
Autor:
Elena Manaila, Daniel Ighigeanu, Maria Nicoleta Grecu, Mirela Brasoveanu, Gabriela Craciun, Monica R. Nemţanu
Publikováno v:
Cereal Chemistry Journal. 90:469-473
This paper presents the experimental data regarding the levels of free radicals investigated by electron spin resonance (ESR) on wheat flour and wheat bran exposed to an electron beam. Samples were irradiated with an electron linear accelerator of 6
Autor:
Maria Nicoleta Grecu, Madalina Constand, Ioana Dorina Vlaicu, Mariana Carmen Chifiriuc, Rodica Olar, Dana Marinescu, Veronica Lazar, Mihaela Badea
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 113:1369-1377
Three new coordinative compounds that contain mixed ligands (5,6-dimethylbenzimidazole and acrylato anion) were synthesized and characterized. The features of complexes have been assigned from microanalytical, IR, UV–Vis and EPR spectra as well as