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of 7
pro vyhledávání: '"Obradović Nina N."'
Autor:
Živojinović Jelena A., Peleš-Tadić Adriana P., Kosanović Darko A., Filipović Suzana Ž., Stanković Ana V., Obradović Nina N.
Publikováno v:
Tehnika, Vol 78, Iss 4, Pp 395-400 (2023)
The authors investigated the influence of mechanical activation on the structure of SrTiO3 mixture with 6 wt.% Fe2O3. Powders were mechanically activated in a planetary ball mill with WC balls in time intervals from 0 to 120 minutes. XRD method was u
Externí odkaz:
https://doaj.org/article/7771917eee914485af1cbdb04002934d
Autor:
Aleksić Stanko O., Mitrović Nebojša S., Luković Miloljub D., Luković Snežana G., Obradović Nina N.
Publikováno v:
Tehnika, Vol 73, Iss 4, Pp 533-538 (2018)
A new sensor for measuring ground top layer temperature profile was formed as a row of 40 thermistor segments connected in series, with which the change of temperature in the soil is mesaured and placed on 550 mm depth. The temperature sensor is mult
Externí odkaz:
https://doaj.org/article/8749081ad7f24e0d9f2b24748c48ea19
Autor:
Filipović Suzana Ž., Obradović Nina N., Đorđević Nataša G., Kosanović Darko A., Marković Smilja B., Mitrić Miodrag N., Pavlović Vladimir B.
Publikováno v:
Tehnika, Vol 71, Iss 6, Pp 797-802 (2016)
Cordierite 2MgO+2Al2O3+5SiO2 is frequently used ceramic material, that is commonly used as a carrier of electrical components due to its low dielectric constant (~ 5), and low temperature thermal expansion coefficient (20·10-7 oC-1). In order to acc
Externí odkaz:
https://doaj.org/article/c26a26545da14d0699ea794c61e7b89a
Autor:
Nenadović Snežana S., Kljajević Ljiljana M., Šešlak Bojan Ž., Obradović Nina N., Vukanac Ivana S., Pavlović Vladimir B.
Publikováno v:
Nuclear Technology and Radiation Protection, Vol 29, Iss 2, Pp 135-141 (2014)
The aim of this study was to investigate the Cs+ ions sorption on natural minerals clinoptilolite. The analysis of clinoptilolite and clinoptilolite with adsorbed Cs+ ion was con- ducted by X-ray diffraction, scanning electron microscopy, X-ray fl
Externí odkaz:
https://doaj.org/article/494306f662704b2f92913804281b0573
Autor:
Filipović Suzana Ž., Obradović Nina N., Pavlović Vladimir B., Marković Smilja B., Mitrić Miodrag N., Mitrović Nebojša S.
Publikováno v:
Tehnika, Vol 69, Iss 5, Pp 727-731 (2014)
The aim of this paper was mechanochemical preparation of magnesium titanates. Powder mixtures of starting oxides MgO and TiO2 were mechanically activated in a planetary ball mill for the time interval from 0 to 160 minutes. Structural, stereological,
Externí odkaz:
https://doaj.org/article/661e0532329c4a6da5e1b50a1eddec10
Akademický článek
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Autor:
Obradović, Nina N.
Publikováno v:
Универзитет у Београду
U okviru ove doktorske disertacije detaljno i sistematski je proučen uticaj aditiva magnezijum oksida na sintezu i sinterovanje sistema ZnO-TiO2. Smeša prahova ZnO, TiO2, MgO (0, 1,25 i 2,50 masenih % MgO), mehanički je aktivirana mlevenjem u viso
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=nardusnacion::ec92127bbe9955966e4ac403b39e86cc
https://nardus.mpn.gov.rs/bitstream/id/21027/Disertacija.pdf
https://nardus.mpn.gov.rs/bitstream/id/21027/Disertacija.pdf
