Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Krstajić, Nedeljko V."'
Autor:
Gajić-Krstajić Ljiljana M., Elezović Nevenka R., Jović Borka M., Martelli Gian N., Jović Vladimir D., Krstajić Nedeljko V.
Publikováno v:
Hemijska Industrija, Vol 70, Iss 1, Pp 81-89 (2016)
The aim of this study was to gain a better understanding of the feasibility of partial replacement of dichromate, Cr(VI), with phosphate buffer, focusing on the cathode reaction selectivity for hydrogen evolution on mild steel and Fe-Mo cathodes i
Externí odkaz:
https://doaj.org/article/06171f8acace445e9caf29e72f0cbfb7
Autor:
Krstajić Mila N., Obradović Maja D., Babić Biljana M., Radmilović Velimir R., Lačnjevac Uroš Č., Krstajić Nedeljko V., Gojković Snežana Lj.
Publikováno v:
Journal of the Serbian Chemical Society, Vol 78, Iss 11, Pp 1703-1716 (2013)
The Ru-doped SnO2 powder, (RuxSn1-x)O2, with the Sn:Ru atomic ratio of 9:1 was synthesized and used as a support for Pt nanoparticles (30 mass% loading). The (RuxSn1-x)O2 support and Pt/(RuxSn1-x)O2 catalyst were characterized by X-ray diffraction
Externí odkaz:
https://doaj.org/article/2fa930ba44574ef09f631fe451f895b7
Autor:
Jović Vladimir D., Lačnjevac Uroš Č., Jović Borka M., Gajić-Krstajić Ljiljana M., Krstajić Nedeljko V.
Publikováno v:
Journal of the Serbian Chemical Society, Vol 78, Iss 5, Pp 689-700 (2013)
In this work the effect of aging of the electrolyte for electrodeposition of Ni-MoO2 composite coatings on their morphology (scanning electron microscopy), chemical composition (energy-dispersive X-ray spectroscopy), polarization characteristics and
Externí odkaz:
https://doaj.org/article/dcb17c840f96421cb7afd5007661ae0a
Publikováno v:
Hemijska Industrija, Vol 67, Iss 2, Pp 303-311 (2013)
Tungsten carbide was synthesized by calcination of carbon cryogel with embedded tungsten in a form of metatungstate. This material was used as a support for Pt nanoparticles. XRD pattern of W-C support indicates the presence of WC, W2C, and unreacted
Externí odkaz:
https://doaj.org/article/f24fffa591eb40e5910d63752d0224e4
Autor:
Jović Borka M., Lačnjevac Uroš Č., Jović Vladimir D., Gajić-Krstajić Ljiljana M., Krstajić Nedeljko V.
Publikováno v:
Journal of the Serbian Chemical Society, Vol 77, Iss 2, Pp 211-224 (2012)
MoO3 particles were co-deposited with Ni onto smooth or rough Ni supports from modified Watt’s baths of different compositions. Morphology and composition of the electrodeposits were characterized by means of cyclic voltammetry, X-ray diffraction,
Externí odkaz:
https://doaj.org/article/74a5322d1d4b428db5ad88ed44b5f507
Autor:
Elezović Nevenka R., Babić Biljana M., Krstajić Nedeljko V., Gojković Snežana Lj., Vračar Ljiljana M.
Publikováno v:
Journal of the Serbian Chemical Society, Vol 73, Iss 6, Pp 641-654 (2008)
The temperature dependence of oxygen reduction reaction (ORR) was studied on highly dispersed Pt nanoparticles supported on a carbon cryo-gel. The specific surface area of the support was 517 m2 g-1, the Pt particles diameter was about 2.7 nm and the
Externí odkaz:
https://doaj.org/article/46129bf207df4ffd9d83497f641c0283
Autor:
Babić Biljana M., Kaluđerović Branka V., Vračar Ljiljana M., Radmilović Velimir, Krstajić Nedeljko V.
Publikováno v:
Journal of the Serbian Chemical Society, Vol 72, Iss 8-9, Pp 773-785 (2007)
A carbon cryogel, synthesized by carbonization of a resorcinol/formaldehyde cryogel and oxidized in nitric acid, was used as catalyst support for Pt nanoparticles. The Pt/C catalyst was prepared by a modified polyol synthesis method in an ethylene gl
Externí odkaz:
https://doaj.org/article/698b6aa8be3644e9a67728b03f688697
Publikováno v:
Journal of the Serbian Chemical Society, Vol 70, Iss 1, Pp 21-31 (2005)
Resorcinol-formaldehyde (RF) cryogels were synthesized by the sol-gel polycondensation of resorcinol (R) with formaldehyde (F) and freeze-drying was carried out with t-butanol. Carbon cryogels were obtained by pyrolyzing RF cryogels in an inert atmos
Externí odkaz:
https://doaj.org/article/919e0350a8414a54a36f09da0ea7bd54
Publikováno v:
Journal of the Serbian Chemical Society, Vol 70, Iss 6, Pp 879-889 (2005)
Fe–Mo alloys were electrodeposited from a pyrophosphate bath using a single diode rectified AC current. Their composition and morphology were investigated by SEM, optical microscopy and EDS, in order to determine the influence of the deposition con
Externí odkaz:
https://doaj.org/article/12bfae31d0934800a4b3f99d003b7838
Publikováno v:
Journal of the Serbian Chemical Society, Vol 68, Iss 3, Pp 207-218 (2003)
Polarization curves of the anodic dissolution reaction of zinc were determined in EDTA solutions of different total molar concentrations (0.05 0.10, 0.15 and 0.20 mol dm-3), the pH values of which were systematically varied (pH 3.0 – 10.0). The Taf
Externí odkaz:
https://doaj.org/article/2ffadf5f2cd04886b6190ddbbfc65904