Stoia, Marcela; Barvinschi, Paul; Barvinschi, Floricica. Structural and morphologic characterization of zirconia-silica nanocomposites prepared by a modified sol-gel method, Journal of Crystal Growth, vol.: 401, pp 462-468, 2014, FI=1.693

Stoia, Marcela; Barvinschi, Paul; Barbu-Tudoran, Lucian; Negrea, Adina; Barvinschi, Floricica. Influence of thermal treatment on the formation of zirconia nanostructured powder by thermal decomposition of different precursors. Journal of Crystal Growth, vol.: 381, pp: 93-99, 2013 , FI=1.693
Barbu, M.; Stoia, M.*; Barvinschi, P; Study on the formation of MCr2O4/SiO2 nanocomposites from hybrid gels PVA-TEOS-metal nitrates. Thermochimica Acta  vol.: 564, pp:43-50, 2013 , FI=2.105
Stoia, Marcela; Tudoran, Lucian Barbu; Barvinschi, Paul. Nanosized zinc and magnesium ferrites obtained from PVA-metal nitrates' solutions. Journal of Thermal Analysis and Calorimetry, vol.: 113(1), pp: 11-19, 2013, FI=2.206
Muntean, Cornelia; Stoia, Marcela*; Barvinschi, Paul. Synthesis of nanocrystalline ZnFe2O4 and its use for the removal of Congo Red from aqueous solutions. Environmental Engineering and Management Journal, vol.: 12(5), pp.: 959-967, 2013., FI=1.258
Stoia, Marcela; Barvinschi, Paul; Barbu-Tudoran, Lucian. Thermal decomposition of metal nitrates PVA-TEOS gels for obtaining M(II) ferrite/silica nanocomposites. Journal of Thermal Analysis and Calorimetry, vol.: 113(1), pp: 21-30, 2013, FI=2.206
Gavris, Georgeta; Stoia, Marcela; Petrehele, Anda Ioana Gratiela; Fodor, Alexandrina. Sodium Hypophosphite as Reduction Reagent for Cooper Ions Recovery from Aqueous Solutions. Revista de Chimie, vol.: 64(5), pp: 519-523, 2013, FI=0.677
Barvinschi, Paul; Barbu, Mirela; Stoia, Marcela;  Stefănescu, Mircea. Evaluation of cation influence on the formation of M(II)Cr2O4 during the thermal decomposition of mixed carboxylate type precursors. Journal of Thermal Analysis and Calorimetry, vol.: 112(1), pp.: 359-366,  2013, FI=2.206
Vlazan, Paulina; Stefanescu, Mircea; Barvinschi, Paul; Stoia, Marcela. Study on the formation of CoxFe3-xO4 system using two low temperature synthesis methods. Materials Research Bulletin, vol.: 47(12), pp: 4119-4125, 2012, FI=1.968
Stoia, Marcela; Barbu, Mirela; Stefanescu, Mircea; Barvinschi, Paul ; Barbu-Tudoran, Lucian. Synthesis of nanosized zinc and magnesium chromites starting from PVA-metal nitrate solutions. Journal of Thermal Analysis and Calorimetry, vol.: 110(1), pp: 85-92, 2012, FI=2.206
Stoia, Marcela; Barvinschi, Paul; Tudoran, Lucian Barbu; Barbu, Mirela; Stefănescu, Mircea. Synthesis of nanocrystalline nickel ferrite by thermal decomposition of organic precursors, Journal of Thermal Analysis and Calorimetry, vol.: 108(3), pp: 1033-1039,  2012, FI=2.206
Stoia, Marcela; Stefanescu, Mircea; Barbu, Mirela; Barvinschi, Paul, Tudoran, Lucian Barbu. Studies regarding the formation from metal nitrates and diol of (NiM2O4)-O-III spinels, inside a silica matrix. Journal of Thermal Analysis and Calorimetry, vol.: 108(3), pp: 1041-1049, 2012, FI=2.206
Barbu, Mirela; Stefanescu, Mircea; Stoia, Marcela; Vlase, Gabriela; Barvinschi, Paul. New synthesis method for M(II) chromites/silica nanocomposites by thermal decomposition of some precursors formed inside the silica gels. Journal of Thermal Analysis and Calorimetry, vol.: 108(3), pp: 1059-1066, 2012, FI=2.206
Stoia, Marcela; Stefanescu, Oana; Vlase, Gabriela; Tudoran, Lucian Barbu; Barbu, Mirela; Stefănescu, Mircea. Silica matrices for embedding of magnetic nanoparticles. Journal of Sol-Gel Science and Technology, vol.: 62(1), pp:31-40, 2012, FI=1.550
Stefanescu, Oana; Stoia, Marcela; Barbu, Mirela; Stefănescu, Mircea. Organic-inorganic Hybrid Gels of Diol-TEOS Type. Synthesis and Study on the Chemical Interaction. Acta Chimica Slovenica,  vol.: 59(2), pp: 281-288, 2012, FI=0.810
Stefanescu, Mircea; Barbu, Mirela; Vlase, Titus; Barvinschi, Paul; Tudoran, Lucian Barbu; Stoia Marcela. Novel low temperature synthesis method for nanocrystalline zinc and magnesium chromites. Thermochimica Acta , vol.: 526(1-2), pp: 130-136, 2011 , FI=2.105
Stoia, Marcela; Caizer, Costica; Stefanescu, Mircea; Barvinschi, Paul; Tudoran, Lucian Barbu. Characterisation of nickel-zinc ferrite/silica nanocomposites with low ferrite concentration obtained by an improved modified sol-gel method, Journal of Sol-Gel Science and Technology, vol.: 58(1), pp: 126-134, 2011, FI=1.547
Stoia, Marcela; Stefanescu, Mircea; Dippong, Thomas; Stefanescu, Oana ; Barvinschi, Paul. Low temperature synthesis of Co2SiO4/SiO2 nanocomposite using a modified sol-gel method. Journal of Sol-Gel Science and Technology, vol.: 54(1), pp: 49-56, 2010, FI=1.547
Stefanescu, M.; Stoia, M; Stefanescu, O.; Barvinschi, P. Obtaining of Ni0.65Zn0.35Fe2O4 nanoparticles at low temperature starting from metallic nitrates and polyols. Journal of Thermal Analysis and Calorimetry, vol:99(2), pp: 459-464, 2010, FI=2.206
M. Ştefănescu, M. Stoia*, O. Ştefănescu, C. Davidescu, G. Vlase,Sfirloaga, P Synthesis and characterisation of poly(vinil alcohol)/ethylene glycol /silica hybrids. Thermal analysis and FT-IR study, Revue Roumaine de Chimie, 55 (2010) 17-23, FI=0.393
Stefanescu, M.; Stoia, M.; Caizer, C.; Dippong, T.; Barvinschi, P. Preparation of CoxFe3-xO4 nanoparticles by thermal decomposition of some organo-metallic precursors. Journal of Thermal Analysis and Calorimetry, vol: 97(1), pp: 245-250, 2009, FI=2.206
Stefanescu, M.; Stoia, M.; Caizer, C.; Stefănescu, O. Preparation of x(Ni0.65Zn0.35Fe2O4)/(100-x)SiO2 nanocomposite powders by a modified sol-gel method. Materials Chemistry Physics, vol.: 113(1), pp: 342-348, 2009, FI=2.129
Stefanescu, M.; Stoia, M.; Dippong, T.; Stefănescu, O.; Barvinschi, P. Preparation of CoxFe3-xO4 Oxydic System Starting from Metal Nitrates and Propanediol. Acta Chimica Slovenica, vol: 56(2), pp: 379-385, 2009, FI=0.810
Oana Ştefănescu, Corneliu Davidescu,  Mircea Ştefănescu , M. Stoia, Preparation of FexOy/SiO2 nanocomposites by thermal decomposition of some carboxylate precursors formed inside the silica matrix, Journal Thermal Analysis and Calorimetry, 97 (2009) 203-208, FI=2.206
Stefanescu, M.; Dippong, T.; Stoia, M.; Stefanescu, O. Study on the obtaining of cobalt oxides by thermal decomposition of some complex combinations, undispersed and dispersed in SiO2 matrix, Journal of Thermal Analysis and Calorimetry, vol: 94(2), pp: 389-393, 2008, FI=2.206
Ştefanescu, M., Ştefanescu, O., Stoia, M., Lazau, C. Thermal decomposition of some metal-organic precursors: Fe2O3 nanoparticles Journal of Thermal Analysis and Calorimetry 88 (1), pp. 27-32, 2007, FI=2.206
M. Stefanescu, M. Stoia, O. Stefanescu, A. Popa, M. Simon, C. Ionescu, The interaction between TEOS and some polyol. Thermal analysis and FT-IR, Journal of Thermal Analysis and Calorimetry 88 (2007) 19., FI=2.206
Stefanescu, M., Stoia, M., Stefanescu, O. Thermal and FT-IR study of the hybrid ethylene-glycol-silica matrix , Journal of Sol-Gel Science and Technology 41 (1), pp. 71-78, 2007, FI=1.547
Stoia, M.; Caizer, C.; Stefanescu, M.; Barvinschi, P. ; Julean, I. Obtaining of Ni0.65Zn0.35Fe2O4/SiO2 nanocomposites by thermal decomposition of complex compounds embedded in silica matrix. Journal of Thermal Analysis and Calorimetry, vol: 88(1), pp: 193-200, 2007 , FI=2.206
Stefanescu, M; Caizer, C; Stoia, M; Stefănescu, O. Ultrafine, perfectly spherical Ni-Zn ferrite nanoparticles, with ultranarrow distribution, isolated in a silica matrix, prepared by a novel synthesis method in the liquid phase. Acta Materialia, vol: 54(5), pp: 1249-1256,  2006, FI=3.940
M. Stefanescu, C. Caizer, M. Stoia, O. Stefanescu, Ni,Zn/SiO2 ferrite nanocomposites prepared by an improved sol-gel method and their characterization,  J Optoel. Adv. Mat, vol 7, no. 2, 2005, p. 607-614, FI=0.563
Gavris, G; Stanasel, O; Pode, R; Stoia, M; Chitac, V, Study upon the recuperative purging of nickel and cobalt ions from residual solutions by means of chemical precipitation, Revista de chimie, 59(1), 2008,61-64, FI=0.677
Stefanescu, O; Stoia, M; Stefanescu, M; Vlase, T, Study on the influence of teos-diol molar ratio on their chemical interaction during the gelation process, Journal of thermal analysis and calorimetry, 97, 2009, 251-256, FI=2.206

tempobet
Tablet Servisi
izmir escort ankara escort bayan escort izmit escort mersin escort bartın escort yalova escort samsun escort