Zobrazeno 1 - 10
of 241
pro vyhledávání: '"Poleti Dejan"'
Publikováno v:
Journal of the Serbian Chemical Society, Vol 82, Iss 12, Pp 1433-1444 (2017)
A new Bi-rich part of Bi2O3–PbO phase diagram was determined using differential thermal analysis and X-ray powder diffraction techniques. Four solid solutions, α-Bi2O3, γ-Bi2O3, δ-Bi2O3 and βss-Bi8Pb5O17, can be distinguished below 37.5 mol % o
Externí odkaz:
https://doaj.org/article/573a3b069b0646a28f3d3304bf0c5f83
Publikováno v:
Journal of the Serbian Chemical Society, Vol 82, Iss 11, Pp 1247-1258 (2017)
A terephthalate-bridged heteronuclear Cu(II)–Mn(II) complex [Cu2Mn(dipya)2(tpht)3]n, I, where dipya is 2,2′-dipyridylamine and tpht is the anion of 1,4-benzenedicarboxylic (terephthalic, H2tpht) acid was synthesized under hydrothermal conditions.
Externí odkaz:
https://doaj.org/article/b775076eb32c4c44ace60ef6a61a4e7b
Publikováno v:
Journal of the Serbian Chemical Society, Vol 79, Iss 6, Pp 637-648 (2014)
The title compound, (Hdipya)(H3pyr), where Hdipya is protonated 2,2’-dipyridilamine and H3pyr is monoanion of pyromellytic acid (H4pyr), was obtained from the reaction mixture containing Zn(II) ions, dipya, Na4pyr (the molar ratio 2 : 2 : 1) and
Externí odkaz:
https://doaj.org/article/743638f0f3964be4943dd4348a0925d5
Publikováno v:
Journal of the Serbian Chemical Society, Vol 79, Iss 8, Pp 941-952 (2014)
Four novel polymeric iron(III) complexes with 2,2’-bipyridine (bipy) and different aromatic polycarboxylato ligands as anions of phthalic (pht), isophthalic (ipht), terephthalic (tpht) and pyromellitic (pyr) acid were synthesized by ligand excha
Externí odkaz:
https://doaj.org/article/e38bce306b8446b0afd894ae8add6f2d
Autor:
Simović Bojana, Golubović Aleksandar, Veljković Ivana, Poleti Dejan, Zdravković Jelena, Mijin Dušan, Bjelajac Anđelika
Publikováno v:
Journal of the Serbian Chemical Society, Vol 79, Iss 11, Pp 1433-1443 (2014)
In this work, zinc oxide powders were obtained by two different techniques: hydro- and solvothermal synthesis starting from Zn(NO3)2 and Zn(CH3COO)2, respectively. The influence of synthetic procedure on the structural, microstructural, thermal an
Externí odkaz:
https://doaj.org/article/065e80c7712c497fa1059af29e4591a0
Publikováno v:
Journal of the Serbian Chemical Society, Vol 77, Iss 8, Pp 1091-1096 (2012)
Powder mixtures of α-Bi2O3 containing 2, 5 and 10 mole % of TiO2, ZrO2 or HfO2 were homogenized, heated at 820ºC for 24 h and quenched in air. X-ray powder diffraction technique was used to characterize the prepared samples. In all cases metastable
Externí odkaz:
https://doaj.org/article/75f8d186f0f84ff5a78739d63aaf689f
Autor:
Jovanović Vladislava M., Tripković Amalija, Stevanović Sanja, Tripković Dušan, Poleti Dejan, Rogan Jelena
Publikováno v:
Journal of the Serbian Chemical Society, Vol 76, Iss 12, Pp 1673-1685 (2011)
Carbon supported Pt and Pt-Rh-Sn catalysts were synthesized by microwave-polyol method in ethylene glycol solution and investigated for the ethanol electro-oxidation reaction. The catalysts were characterized in terms of structure, morphology and com
Externí odkaz:
https://doaj.org/article/ef7a9cd07b2e4a87ad8e57193972429e
Publikováno v:
Journal of the Serbian Chemical Society, Vol 74, Iss 12, Pp 1401-1411 (2009)
A powder mixture of α-Bi2O3 and HfO2, in the molar ratio 2:3, was mechanochemically treated in a planetary ball mill under air, using zirconium oxide vials and balls as the milling medium. After 50 h of milling, the mechanochemical reaction led to t
Externí odkaz:
https://doaj.org/article/ea4cea1d86364d7a92384d6647f658b0
Publikováno v:
Hemijska Industrija, Vol 63, Iss 3, Pp 247-251 (2009)
Mechanochemistry represents an alternative route in synthesis of nanomaterials. Mechanochemical routes are attractive because of their simplicity, flexibility, and ability to prepare materials by solid state reactions at room temperature. The aim of
Externí odkaz:
https://doaj.org/article/4082f7dfb2504d0e8e7788da56466d1b
Publikováno v:
Journal of the Serbian Chemical Society, Vol 72, Iss 8-9, Pp 767-771 (2007)
The crystal structure of the complex [Ni2(btc)(dipya)2(H2O)6]⋅6H2O·DMSO (btc = tetra-anion of 1,2,4,5-benzenetetracarboxylic acid, dipya = 2,2’-dipyridylamine) was refined in the triclinic system, space group P1, using low temperature (170 K) X-
Externí odkaz:
https://doaj.org/article/27430b285d4e48d294748e51aa8f4cf0