Претрага
900 items
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Investigation of the microbial diversity of an extremely acidic, metal-rich water body (Lake Robule, Bor, Serbia)
Stanković S., Morić I. R., Pavić A.B., Vasiljević B.Z., Johnson D.B., Cvetković Vladica. "Investigation of the microbial diversity of an extremely acidic, metal-rich water body (Lake Robule, Bor, Serbia)" in Journal of the Serbian Chemical Society 79 no. 6, Beograd, Serbia:Serbian Chemical Society (2014): 729-741. https://doi.org/10.2298/JSC130605071S
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Numerical Modeling and Computer Simulation of Ground Movement Above Underground Mine
Nurić A., Nurić S., Kričak Lazar, Lapadić I. Husanagić R.. "Numerical Modeling and Computer Simulation of Ground Movement Above Underground Mine" in World Academy of Science, Engineering and Technology, International Science Index 69 (2012) 6 no. 9, :World Academy of Science, Engineering and Technology (2012): 361-370
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Modelling of characteristics of crater emerged from the surface explosion on the soil
Bjelovuk I., Jaramaz S., Elek P., Mickovic D., Kričak Lazar. "Modelling of characteristics of crater emerged from the surface explosion on the soil" in FIZIKA GORENIYA I VZRYVA, (COMBUSTION, EXPLOSION, AND SHOCK WAVES) no. 3, Novosibirsk, Rusija:Publishing House of the Siberian Branch of the Russian Academy of Sciences , Springer (2015): Prihvaćen
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Sensitive Determination of Copper on New Modified Glassy Carbon Paste Electrode
Škrivanj Sandra, Stanković M. Dalibor, Khan Muslim, Nikolić S. Aleksandar, Vulić Predrag, Manojlović D. Dragan (2015)Škrivanj Sandra, Stanković M. Dalibor, Khan Muslim, Nikolić S. Aleksandar, Vulić Predrag, Manojlović D. Dragan. "Sensitive Determination of Copper on New Modified Glassy Carbon Paste Electrode" in Analytical & Bioanalytical Electrochemistry 2 no. 7 (2015): 230-241
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Variation of olivine composition in the volcanic rocks in the Songliao basin, NE China: lithosphere control on the origin of the K-rich intraplate mafic lavas
Zhang, L.-Y., Prelević Dejan, Li, N., Mertz-Kraus, R., Buhre, S.. "Variation of olivine composition in the volcanic rocks in the Songliao basin, NE China: lithosphere control on the origin of the K-rich intraplate mafic lavas" in Lithos 262 (2016): 153-168. https://doi.org/https://doi.org/10.1016/j.lith
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Application of pulsed flash thermography method for specific defect estimation in aluminum
Tomić Ljubiša D, Jovanović Dalibor B, Karkalić Radovan M, Damnjanović Vesna, Kovačević Branko V, Filipović Dalibor D, Radaković Sonja S. (2015)Tomić Ljubiša D, Jovanović Dalibor B, Karkalić Radovan M, Damnjanović Vesna, Kovačević Branko V, Filipović Dalibor D, Radaković Sonja S.. "Application of pulsed flash thermography method for specific defect estimation in aluminum" in Thermal Science 19 no. 5, Belgrade:Vinca Institute of Nuclear Sciences (2015): 1845-1854
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The number of unimodular roots of some reciprocal polynomials
Dragan Stankov (2020)We introduce a sequence P2n of monic reciprocal polynomials with integer coefficients having the central coefficients fixed. We prove that the ratio between number of nonunimodular roots of P2n and its degree d has a limit when d tends to infinity. We present an algorithm for calculation the limit and a numerical method for its approximation. If P2n is the sum of a fixed number of monomials we determine the central coefficients such that the ratio has the minimal limit. ...Algebraic integer, the house of algebraic integer, maximal modulus, reciprocal polynomial, primitive polynomial, Schinzel-Zassenhaus conjecture, Mahler measure, method of least squares, cyclotomic polynomialsDragan Stankov. "The number of unimodular roots of some reciprocal polynomials" in Cmptes rendus mathematique (2020). https://doi.org/10.5802/crmath.28
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Mesozoic carbonate rocks in Serbia used as dimension stone
Vesna Matović, Tijana Vojnović Ćalić (2016)The building industry in Serbia uses, to a great extent, imported natural stone for architectural purposes. The significance of local deposits, particularly limestones, is not adequately perceived despite the country’s abundance of these valuable resources. Therefore, this study focuses on Serbia’s Mesozoic carbonate rocks, specifically on the deposits of four selected quarries: Klisura, Skrzut, Struganik, and Tisnica. The quality and prospects of the application of these limestones has not yet been the subject of a detailed, comprehensive investigation. Therefore, ...... 00 c O 0 0 0 0OS9% - x s _ LIA LL [4.] lO r A 60 x 009% P > s LLLI 801 tl il 00 lO 0 0 0 6 089% t s r 4 |4| 6cl LI 00 [4%]] #0 0 0 6 089% [ . ı 06 OI tl 00 c O I 0 0 6 0/9% 1-S [A] INI b{4| tl LO b O r ...
... IOAA | UjBUOJS oAISSoIdutOO) | UjGUOJS OAISSoIduIOO) | i}SUOJ)S OAISSoJdumIO ) O2UPJSISOI JSOJ,I IOJPAA | AJISOIJOd A s u o p [e0» K s u o p ying 'ON ouojsoutı („LS) ytueSnng puve *(3{S) 1nznys *(LL) eoTusı |, *(TX{) eunsijyz~ Jo soniodoad [eotuuoo [ ...
... izdanja 18: 27—–28 (in Serbian) Siegesmund S, Snethlage R (2011) Preface. In: Siegesmund S, Snethlage R (ed) Stone in architecture: properties, durability, 4th edn. Springer, Berlin, pp v-vii Siegesmund S, Torok A (2011) Building Stones. In: Siegesmund S, Snethlage R (eds) Stone in architecture: ...Vesna Matović, Tijana Vojnović Ćalić. "Mesozoic carbonate rocks in Serbia used as dimension stone" in Bulletin of Engineering Geology and the Environment, Springer Science and Business Media LLC (2016). https://doi.org/10.1007/s10064-015-0722-0
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Nelinearno dinamičko modelovanje potresa izazvanih promenom naponskog stanja pri izradi horizontalnih podzemnih prostorija
Srđan D. Kostić (2013-11-04)U ovoj disertaciji, cilj istraživanja bio je određivanje dinamičkih svojstava potresaizazvanih promenom naponskog stanja pri izradi horizontalnih podzemnih prostorija.Analiza potresa izvedena je sa dva aspekta – u prvom delu istraživanja izučavane suvremenske serije oscilovanja tla za vreme potresa, a u drugom delu vršena je analizastabilnosti fenomenološkog Baridž-Knopof modela bloka sa oprugom. Vremenske serijeoscilovanja tla proučavane su primenom postupka analize surogat podataka, kao ikorišćenjem metoda analize nelinearnih vremenskih serija (primena teoreme orazvijanju skalarne vremenske serije). Analiza vremenskih serija izvedena je ...potres, naponsko stanje, podzemne prostorije, bifurkacije, vremenskaserija, deterministički haos, stohastičnost, perturbacije, vremensko kašnjenje, jačina trenja... y(k)=[s(k), s(k+τ),…,s(k+(d-1)τ)] ima najbliži vektor yNN (k), pri čemu se pod blizinom podrazumeva neka funkcija rastojanja, poput Euklidskog rastojanja, koje se može izraziti na sledeći način: 2 22 2 ( ) ( ) ( ) ( ) ( ) ... ... ( ( 1)) ( ( 1)) NN NN d NN R k s k s k s k s k s k d ...
... bloka Vb=0,01-10m/s i pri stalnoj brzini celog sistema (VL=30mm/god.≈3x10-9m/s). Na slici 1-3a jasno se uočava početni period ,,stagniranja’’ u porastu čvrstoće na smicanje. Za Vb=VL=1μm/s, statička čvrstoća se linearno povećava sa logt. Međutim, za Vb=1m/s, i VL=10-9m/s efektivna brzina reg ...
... vremenske serije, s(n), neka početna vremenska serija s(n) predstavlja skup A, a rezultati merenja u vremenskom trenutku t+τ, s(n+τ) – skup B. Prosečna uzajmna informacija između osmatranja u trenutku n i n+τ, odnosno prosečna količina informacija o s(n+τ) na osnovu osmatranja s(n) može se izraziti ...Srđan D. Kostić. "Nelinearno dinamičko modelovanje potresa izazvanih promenom naponskog stanja pri izradi horizontalnih podzemnih prostorija" in Универзитет у Београду, Универзитет у Београду, Рударско-геолошки факултет (2013-11-04)
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Nelinearno dinamičko modelovanje potresa izazvanih promenom naponskog stanja pri izradi horizontalnih podzemnih prostorija
Srđan D. Kostić (2013-11-04)U ovoj disertaciji, cilj istraživanja bio je određivanje dinamičkih svojstava potresaizazvanih promenom naponskog stanja pri izradi horizontalnih podzemnih prostorija.Analiza potresa izvedena je sa dva aspekta – u prvom delu istraživanja izučavane suvremenske serije oscilovanja tla za vreme potresa, a u drugom delu vršena je analizastabilnosti fenomenološkog Baridž-Knopof modela bloka sa oprugom. Vremenske serijeoscilovanja tla proučavane su primenom postupka analize surogat podataka, kao ikorišćenjem metoda analize nelinearnih vremenskih serija (primena teoreme orazvijanju skalarne vremenske serije). Analiza vremenskih serija izvedena je ...potres, naponsko stanje, podzemne prostorije, bifurkacije, vremenskaserija, deterministički haos, stohastičnost, perturbacije, vremensko kašnjenje, jačina trenja... y(k)=[s(k), s(k+τ),…,s(k+(d-1)τ)] ima najbliži vektor yNN (k), pri čemu se pod blizinom podrazumeva neka funkcija rastojanja, poput Euklidskog rastojanja, koje se može izraziti na sledeći način: 2 22 2 ( ) ( ) ( ) ( ) ( ) ... ... ( ( 1)) ( ( 1)) NN NN d NN R k s k s k s k s k s k d ...
... bloka Vb=0,01-10m/s i pri stalnoj brzini celog sistema (VL=30mm/god.≈3x10-9m/s). Na slici 1-3a jasno se uočava početni period ,,stagniranja’’ u porastu čvrstoće na smicanje. Za Vb=VL=1μm/s, statička čvrstoća se linearno povećava sa logt. Međutim, za Vb=1m/s, i VL=10-9m/s efektivna brzina reg ...
... vremenske serije, s(n), neka početna vremenska serija s(n) predstavlja skup A, a rezultati merenja u vremenskom trenutku t+τ, s(n+τ) – skup B. Prosečna uzajmna informacija između osmatranja u trenutku n i n+τ, odnosno prosečna količina informacija o s(n+τ) na osnovu osmatranja s(n) može se izraziti ...Srđan D. Kostić. "Nelinearno dinamičko modelovanje potresa izazvanih promenom naponskog stanja pri izradi horizontalnih podzemnih prostorija" in Универзитет у Београду, Универзитет у Београду, Рударско-геолошки факултет (2013-11-04)
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Organoselenium functionalized oxacycles as ligands in some trans-palladium(II) complexes: biological evaluation and interaction with small biomolecules
I. Raković, D. Ćoćić, O. Milošević-Djordjević, I. Radojević, M. N. Živanović, K. Virijević, J. Pavić, J. Tubić Vukajlović, A. Marković, J. S. Marjanović, M. D. Kostić, P. Čanović, A. Mijatović, V. M. Divac (2023)In this article, the biological evaluation and interaction of three selenium-based trans-palladium complexes (Pd–Se1, Pd–Se2, and Pd–Se3) with small biomolecules were performed. The UV–Vis kinetic studies on substitution reaction of synthesized complexes with selected biologically important N- and S-bonding ligands (LCys, GSH, L-Met, 50-GMP, L-His) has emphasized greater affinity of sulphur-based ligands for complex-binding, while the general order of the reactivity was L-Cys > GSH > L-Met > 50-GMP > L-His. The complex reactivity toward small biomolecules is influenced ...I. Raković, D. Ćoćić, O. Milošević-Djordjević, I. Radojević, M. N. Živanović, K. Virijević, J. Pavić, J. Tubić Vukajlović, A. Marković, J. S. Marjanović, M. D. Kostić, P. Čanović, A. Mijatović, V. M. Divac. "Organoselenium functionalized oxacycles as ligands in some trans-palladium(II) complexes: biological evaluation and interaction with small biomolecules" in Journal of Coordination Chemistry, Informa UK Limited (2023). https://doi.org/10.1080/00958972.2023.2256934
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Seismic refraction surveys nearby open pit copper mine ”Veliki Krivelj”
Ignjatović Snežana, Kričak Lazar, Negovanović Milanka, Mitrović S.. "Seismic refraction surveys nearby open pit copper mine ”Veliki Krivelj”" in Proceedings of the 44th International October Conference on Mining and Metallurgy, Bor,Srbija:Mining and Metallurgy Institute Bor, University of Belgrade-Technical Faculty in Bor (2012): 27-32
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Simultaneous determination of long-term average fluxes of CR muons and solar pp-neutrinos
Aničin Ivan, Pavićević Miodrag, Amthauer Georg, Boev Blažo, Bosch F., Brüchle W, Djurčić Željan, Faestermann T., Henning W. F., Jelenković Rade, Niedermann S., Pejović Vladan, Vermeesch P., Weiss A. (2010)Aničin Ivan, Pavićević Miodrag, Amthauer Georg, Boev Blažo, Bosch F., Brüchle W, Djurčić Željan, Faestermann T., Henning W. F., Jelenković Rade, Niedermann S., Pejović Vladan, Vermeesch P., Weiss A.. "Simultaneous determination of long-term average fluxes of CR muons and solar pp-neutrinos" in 22nd ECRS - European Cosmic Ray Symposium ECRS 2010, Turku, Finland: (2010)
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An integrated study of thermal treatment effects on the microstructure and magnetic properties of Zn-ferrite nanoparticles
Antić Bratislav V., Perović Marija, Kremenović Aleksandar, Blanuša Jovan L., Spasojević Vojislav V., Vulić Predrag, Bessais Lotfi, Božin Emil S. (2013)Antić Bratislav V., Perović Marija, Kremenović Aleksandar, Blanuša Jovan L., Spasojević Vojislav V., Vulić Predrag, Bessais Lotfi, Božin Emil S.. "An integrated study of thermal treatment effects on the microstructure and magnetic properties of Zn-ferrite nanoparticles" in Journal of Physics – Condensed Matter 25 no. 8, Bristol:IOP Publ. Ltd. (2013): 1-13. https://doi.org/10.1088/0953-8984/25/8/086001
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Core and shell structure of ytterbium sesquioxide nanoparticles
Vučinić-Vasić Milica, Kremenović Aleksandar, Nikolić Aleksandar S., Colomban Philippe, Mazzerolles Leo, Kahlenberg Volker, Antić Bratislav (2010)Vučinić-Vasić Milica, Kremenović Aleksandar, Nikolić Aleksandar S., Colomban Philippe, Mazzerolles Leo, Kahlenberg Volker, Antić Bratislav. "Core and shell structure of ytterbium sesquioxide nanoparticles" in Journal of Alloys and Compounds 1 no. 502, PO BOX 564, 1001 LAUSANNE, SWITZERLAND:Elsevier Science Sa (2010): 107-111. https://doi.org/10.1016/j.jallcom.2010.03.158
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Comparative structural and optical properties of different ceria nanoparticles
Nikolić Aleksandar S., Bošković Marko, Fabian Martin, Božanić Dušan K., Vučinić-Vasić Milica, Kremenović Aleksandar, Antić Bratislav (2013)Nikolić Aleksandar S., Bošković Marko, Fabian Martin, Božanić Dušan K., Vučinić-Vasić Milica, Kremenović Aleksandar, Antić Bratislav. "Comparative structural and optical properties of different ceria nanoparticles" in Journal of Nanoscience and Nanotechnology 10 no. 13, 26650 THE OLD RD, STE 208, VALENCIA, CA 91381-0751 USA:American Scientific Publishers (2013): 6787-6792. https://doi.org/10.1166/jnn.2013.7774
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Magnetization enhancement in nanostructured random type MgFe 2O4 spinel prepared by soft mechanochemical route
Antić Bratislav, Jović Nataša, Pavlović Miodrag B., Kremenović Aleksandar, Manojlović Dragan, Vučinić-Vasić Milica, Nikolić Aleksandar S. (2010)Antić Bratislav, Jović Nataša, Pavlović Miodrag B., Kremenović Aleksandar, Manojlović Dragan, Vučinić-Vasić Milica, Nikolić Aleksandar S.. "Magnetization enhancement in nanostructured random type MgFe 2O4 spinel prepared by soft mechanochemical route" in Journal of Applied Physics 4 no. 107, 1155 16TH ST, NW, WASHINGTON, DC 20036 USA:American Institute Physics (2010). https://doi.org/10.1063/1.3319563
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Iron (III) Oxide Fabrication From Natural Clay With Reference to Phase Transformation γ- → α- Fe2O3
Šaponjić A., Šaponjić Đ., Nikolić V., Milošević M., Marinović-Cincović M., Gyoshev S., Vuković M., Kokunešoski M. (2017)Šaponjić A., Šaponjić Đ., Nikolić V., Milošević M., Marinović-Cincović M., Gyoshev S., Vuković M., Kokunešoski M.. "Iron (III) Oxide Fabrication From Natural Clay With Reference to Phase Transformation γ- → α- Fe2O3" in Science of Sintering 49 no. 2, Srbija:Serbian Academy of Sciences and Arts (2017): 197-205. https://doi.org/https://doi.org/10.2298/SOS170
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Geochemistry, Sr–Nd–Pb isotopes and geochronology of amphibole- and mica-bearing lamprophyres in northwestern Iran: Implications for mantle wedge heterogeneity in a palaeo-subduction zone
M. Aghazadeh, Д. Прелевић, Z. Badrzadeh, E. Braschi, P. van den Bogaard, S. Conticelli. "Geochemistry, Sr–Nd–Pb isotopes and geochronology of amphibole- and mica-bearing lamprophyres in northwestern Iran: Implications for mantle wedge heterogeneity in a palaeo-subduction zone" in Lithos 216-217 (2015): 352-369. https://doi.org/doi.org/10.1016/j.lithos.2015.
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The use of biological markers in determination of origin and type of organic matter in the Tisza river sediments
Snežana Štrbac, Gordana Gajica, Aleksandra Šajnović, Nebojša Vasić, Ksenija Stojanović, Branimir Jovančićević (2013)The objective of the study was to determine the origin and type of organic matter (OM) of the Tisza recent sediments along the distance of 153 km through the territory of Serbia. For this purpose group organic-geochemical parameters and biomarker compositions were used. All samples contain approximately same amount of OM, which was deposited under uniform, slightly reducing conditions. Based on the distribution of n-alkanes, the origin and type of OM could not be precisely estimated. However, n-alkane patterns ...... calculated from the distributions and abundances of steranes and diasteranes Sample % C27 a % C28 b % C29 c C29αα(S)/ C29αα(S+R)d C29ββ(R)/ C29(ββ(R)+αα(R))e C27βα(S)/ C27(βα(S)+αα(R))f M18 33.2 29.4 37.4 0.49 0.49 0.30 M21 27.4 32.8 39.8 0.48 0.46 0.31 M22 31.8 30.9 37.3 0.49 0.50 0.29 M25 ...
... –C29)14α(H)17α(H)20(R)-steranes; dC2914α(H)17α(H)20(S)-sterane/C2914α(H)17α(H)20(S+R)-steranes; eC2914β(H)17β(H)20(R)-sterane/(C2914β(H)17β(H)20(R)-sterane + C2914α(H)17α(H)20(R)-sterane; fC2713β(H)17α(H)20(S)-diasterane/(C2713β(H)17α(H)20(S)-diasterane + C2714α(H)17α(H)20(R)-sterane); the sterenes ...
... mass chromatogram m/z 191 TABLE V. Maturity parameters calculated from the distributions and abundances of pen- tacyclic terpanes Sample C31αβ(S)/C31αβ(S+R)a C30βα/C30αβb C29Ts/C29αβc Ts/(Ts+Tm)d M18 0.57 0.16 0.35 0.44 M21 0.56 0.17 0.34 0.40 M22 0.57 0.15 0.35 0.43 M25 0.56 0.16 0.34 0.44 M9 ...Snežana Štrbac, Gordana Gajica, Aleksandra Šajnović, Nebojša Vasić, Ksenija Stojanović, Branimir Jovančićević. "The use of biological markers in determination of origin and type of organic matter in the Tisza river sediments" in Journal of Serbian Chemical Society, Beograd : Srpsko hemijsko društvo (2013). https://doi.org/10.2298/JSC130614087S