Zobrazeno 1 - 10
of 17
pro vyhledávání: '"CEZAR SPINU"'
Publikováno v:
Bulletin of the Chemical Society of Ethiopia, Vol 22, Iss 2, Pp 295-299 (2008)
This paper describes analytical applications of K+-selective liquid membrane electrode. Themembrane is the solution of the active complex formed by the K+ ions with dibenzo-18-crown-6 ionophore (DB-[18]-C-6) extracted in propylenecarbonate (PC). Succ
Externí odkaz:
https://doaj.org/article/a2c091f06f8d4f59bd3c7d7dee7b13ea
Publikováno v:
Journal of the Serbian Chemical Society, Vol 71, Iss 12, Pp 1345-1352 (2006)
This paper presents experimental and theoretical data regarding the design, characterization and analytical applications of a non-expensive, liquid-membrane ion-selective electrode for Pb2+ ions. The membrane is a solution of the active complex forme
Externí odkaz:
https://doaj.org/article/37d3f73b12f74596876ee41e4d24aada
Publikováno v:
Journal of the Serbian Chemical Society, Vol 70, Iss 2, Pp 269-276 (2005)
This paper presents experimental and theoretical data regarding the preparation and characterization of three liquid-membrane electrodes, which have not been mentioned in the specialized literature so far. The active substances, the solutions of whic
Externí odkaz:
https://doaj.org/article/3936065ab70942549b06ed268939d6ae
Autor:
Adriana Samide, Cezar Spinu, Nicoleta Cioatera, Bogdan Tutunaru, Ana-Cristina Vladu, Cristian Tigae
Publikováno v:
Chemical Engineering Communications. 203:1572-1581
The platinum/thallium electrode was prepared by thallium electrodeposition on platinum substrate in order to use it for the increase of the electrochemical degradation rate of some drugs, such as, in our study, metronidazole (MNZ). The platinum/thall
Autor:
Florentina Pătraşcu, Cezar Spinu, Cristian Tigae, Dana Marinescu, Rodica Olar, Nicolae Stanica, Luminiţa Măruţescu, Maria Nicoleta Grecu, Mihaela Badea
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 113:1421-1429
New species of type MLCl2·nH2O (M:Ni, n = 6; M:Cu, n = 1.5 and M:Zn, n = 1; L: 1,8-bis(3′-ketopyridil)-1,3,6,8,10,13-hexaazacyclotetradecane, ligand resulted by 1,2-diaminoethane, nicotinamide and formaldehyde template condensation) were synthesis
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 100:1107-1114
Pyridine derivative complexes are widely employed as biological active materials especially as antibacterial agents. Five transition metal(II) mpk com- plexes (mpk = methyl 2-pyridyl ketone) were synthesized and investigated using elemental analysis,
Publikováno v:
Journal of the Serbian Chemical Society, Vol 73, Iss 4, Pp 415-421 (2008)
Iron(II), cobalt(II), nickel (II), copper (II), zinc(II) and cadmium(II) complexes of the type ML2Cl2, where M is a metal and L is the Schiff base N- -(2-thienylmethylene)methanamine (TNAM) formed by the condensation of 2- -thiophenecarboxaldehyde an
Publikováno v:
Journal of the Serbian Chemical Society, Vol 71, Iss 12, Pp 1345-1352 (2006)
This paper presents experimental and theoretical data regarding the design, characterization and analytical applications of a non-expensive, liquid-membrane ion-selective electrode for Pb2+ ions. The membrane is a solution of the active complex forme
Publikováno v:
Journal of the Serbian Chemical Society, Vol 70, Iss 2, Pp 269-276 (2005)
This paper presents experimental and theoretical data regarding the preparation and characterization of three liquid-membrane electrodes, which have not been mentioned in the specialized literature so far. The active substances, the solutions of whic
Autor:
Cristian Tigae, Roxana Grecu, Gabriela Iacobescu, Adriana Samide, Cezar Spinu, Bogdan Tutunaru
Publikováno v:
Coatings, Vol 7, Iss 11, p 181 (2017)
Coatings; Volume 7; Issue 11; Pages: 181
Coatings; Volume 7; Issue 11; Pages: 181
Our study aims to implement a strategy to reduce the carbon steel corrosion rate in sulfuric acid solution, using an expired drug with adsorption affinity on the metal surface. To investigate the corrosion protection efficiency of an environmental fr