Претрага
234 items
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Preliminary organic geochemical study of lignite from the Smederevsko Pomoravlje field (Kostolac Basin, Serbia) – reconstruction of geological evolution and potential for rational utilization.
Đoković Nataša, Mitrović Danica, Životić Dragana, Španić Darko, Troskot-Čorbić Tamara, Cvetković Olga, Stojanović Ksenija (2014)Đoković Nataša, Mitrović Danica, Životić Dragana, Španić Darko, Troskot-Čorbić Tamara, Cvetković Olga, Stojanović Ksenija. "Preliminary organic geochemical study of lignite from the Smederevsko Pomoravlje field (Kostolac Basin, Serbia) – reconstruction of geological evolution and potential for rational utilization." in Journal of the Serbian Chemical Society, Belgrade, Serbia:Serbian Chemical Society (2014). https://doi.org/10.2298/JSC140219040D
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Analysis of crack displacements on residential structure induced by blasting and earthquake vibrations and daily changes of temperature and relative humidity.
Kričak Lazar, Negovanović Milanka, Janković Ivan, Zeković Dario, Mitrović S.. "Analysis of crack displacements on residential structure induced by blasting and earthquake vibrations and daily changes of temperature and relative humidity." in Proceedings of International Conference on Damage Mechanics-ICDM, Beograd, Srbija:Serbian Chamber of Engineers, Faculty of Civil Engineering (2012): 181-184
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Preliminary organic geochemical study of lignite from the Smederevsko Pomoravlje field (Kostolac Basin, Serbia) – reconstruction of geological evolution and potential for rational utilization
Đoković Nataša, Mitrović Danica, Životić Dragana, Španić Darko, Troskot-Čorbić Tamara, Cvetković Olga, Stojanović Ksenija (2014)Đoković Nataša, Mitrović Danica, Životić Dragana, Španić Darko, Troskot-Čorbić Tamara, Cvetković Olga, Stojanović Ksenija. "Preliminary organic geochemical study of lignite from the Smederevsko Pomoravlje field (Kostolac Basin, Serbia) – reconstruction of geological evolution and potential for rational utilization" in Journal of the Serbian Chemical Society 79, Belgrade, Serbia:Serbian Chemical Society (2014). https://doi.org/10.2298/JSC140219040D
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Composition related properties of (Yb,Y)2O3 nanoparticles synthesized by controlled thermal degradation of AA complexes
Antić Bratislav, Kremenović Aleksandar, Vučinić-Vasić Milica, Dohčević-Mitrović Zorana, Nikolić Aleksandar S., Gruden-Pavlović Maja, Jancar Bostjan, Meden Anton (2010)Antić Bratislav, Kremenović Aleksandar, Vučinić-Vasić Milica, Dohčević-Mitrović Zorana, Nikolić Aleksandar S., Gruden-Pavlović Maja, Jancar Bostjan, Meden Anton. "Composition related properties of (Yb,Y)2O3 nanoparticles synthesized by controlled thermal degradation of AA complexes" in Materials Chemistry and Physics no. 122, PO BOX 564, 1001 LAUSANNE, SWITZERLAND:Elsevier Science Sa (2010): 386-391. https://doi.org/10.1016/j.matchemphys.2010.03.
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Surface modification of sol-gel synthesized TiO2 nanoparticles induced by La-doping
Grujić-Brojcin Mira, Armaković Stevan, Tomić N., Abramović Biljana, Golubović Aleksandar, Stojadinović Bojan, Kremenović Aleksandar, Babić Biljana, Dohcević-Mitrović Zorana, Šćepanović Maja (2014)Grujić-Brojcin Mira, Armaković Stevan, Tomić N., Abramović Biljana, Golubović Aleksandar, Stojadinović Bojan, Kremenović Aleksandar, Babić Biljana, Dohcević-Mitrović Zorana, Šćepanović Maja. "Surface modification of sol-gel synthesized TiO2 nanoparticles induced by La-doping" in Materials Characterization no. 88, NEW YORK, NY 10010-1710 USA:Elesevier Science Inc (2014): 30-41. https://doi.org/10.1016/j.matchar.2013.12.002
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Development of a fuzzy model for predicting the penetration rate of tricone rotary blasthole drilling in open pit mines
Kričak Lazar, Negovanović Milanka, Mitrović Stojan, Miljanović Igor, Nurić Samir, Nurić Adila (2015)Kričak Lazar, Negovanović Milanka, Mitrović Stojan, Miljanović Igor, Nurić Samir, Nurić Adila. "Development of a fuzzy model for predicting the penetration rate of tricone rotary blasthole drilling in open pit mines" in The Journal of the Southern African Institute of Mining and Metallurgy 115 no. 11, Johannesburg, The South African Republic:The Southern African Institute of Mining and Metallurgy (2015): 1065-1071. https://doi.org/10.17159/2411-9717/2015/v115n1
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Pleistocenska malakofauna jugozapadne Bačke
Biljana M. Mitrović (2014-01-16)Proučavani profili Bačke lesne zaravni, nalaze se duž južne i zapadne granice obodnihnaselja Srbobran, Vrbas, Kula, Crvenka, Mali Iđoš i Bačka Topola. Karakterišu ih lesniodseci od 10 do 30 m visine, i čine jasan prelaz prema višoj rečnoj terasi.Navejavanje lesa odvijalo se u pleistocenu, tokom suvog stepskog i vlažnog alpijskogperioda. Za vreme suvog stepskog perioda preko Bačke, duvali su vetrovi sa severa iistoka donoseći subaersku prašinu, i taložili je u Panonskoj niziji. Zapadni vetrovi sudonosili samo vlagu i kišu, ...Biljana M. Mitrović. "Pleistocenska malakofauna jugozapadne Bačke" in Универзитет у Београду, Универзитет у Београду, Рударско-геолошки факултет (2014-01-16)
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Freeze-dried nanocrystal dispersion of novel deuterated pyrazoloquinolinone ligand (DK-I-56-1): Process parameters and lyoprotectant selection through the stability study
Jelena R. Mitrović, Maja Bjelošević Žiberna, Aleksandar Vukadinović, Daniel E. Knutson, Dishary Sharmin, Aleksandar Kremenović, Pegi Ahlin Grabnar, Odon Planinšek, Dominique Lunter, James M. Cook, Miroslav M. Savić, Snežana D. Savić (2023)Recently, nanocrystal dispersions have been considered as a promising formulation strategy to improve the bioavailability of the deuterated pyrazoloquinolinone ligand DK-I-56-1 (7‑methoxy-2-(4‑methoxy-d3-phenyl)-2,5-dihydro-3H-pyrazolo[4,3-c]quinolin-3-one). In the current study, the freeze-drying process (formulation and process parameters) was investigated to improve the storage stability of the previously developed formulation. Different combinations of lyoprotectant (sucrose or trehalose) and bulking agent (mannitol) were varied while formulations were freeze-dried under two conditions (primary drying at -10 or -45 °C). The obtained lyophilizates were characterized in terms ...... of novel deuterated pyrazoloquinolinone ligand (DK-I-56-1): Process parameters and lyoprotectant selection through the stability study Jelena R. Mitrović, Maja Bjelošević Žiberna, Aleksandar Vukadinović, Daniel E. Knutson, Dishary Sharmin, Aleksandar Kremenović, Pegi Ahlin Grabnar, Odon Planinšek, ...
... of novel deuterated pyrazoloquinolinone ligand (DK-I-56-1): Process parameters and lyoprotectant selection through the stability study | Jelena R. Mitrović, Maja Bjelošević Žiberna, Aleksandar Vukadinović, Daniel E. Knutson, Dishary Sharmin, Aleksandar Kremenović, Pegi Ahlin Grabnar, Odon Planinšek, Dominique ...
... novel deuterated pyrazoloquinolinone ligand (DK-I-56-1): Process parameters and lyoprotectant selection through the stability study Jelena R. Mitrović*, Maja Bjelošević Žiberna b, Aleksandar Vukadinović", Daniel E. Knutson d, Dishary Sharmin d, Aleksandar Kremenović *, Pegi Ahlin Grabnar , Odon ...Jelena R. Mitrović, Maja Bjelošević Žiberna, Aleksandar Vukadinović, Daniel E. Knutson, Dishary Sharmin, Aleksandar Kremenović, Pegi Ahlin Grabnar, Odon Planinšek, Dominique Lunter, James M. Cook, Miroslav M. Savić, Snežana D. Savić. "Freeze-dried nanocrystal dispersion of novel deuterated pyrazoloquinolinone ligand (DK-I-56-1): Process parameters and lyoprotectant selection through the stability study" in European Journal of Pharmaceutical Sciences, Elsevier BV (2023). https://doi.org/10.1016/j.ejps.2023.106557
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Indeksi kontrole održavanja i korišćenja rotornog bagera
Razvoj površinske eksploatacije se u velikom stepenu zasniva na svestranoj mehanizaciji rudarskih radova. Kako bi se zadovoljili potrebni kapaciteti, neophodna je primena savremene mehanizacije, velikih kapaciteta i pouzdanosti u radu. Naime, sa stepenom povećanja mehanizovanosti radova smanjuje se broj zaposlenih radnika, povećava produktivnost rada, smanjuju troškovi po jedinici proizvoda, a samim tim i povećava ekonomičnost površinske eksploatacije. Predmet istraživanja su rotorni bageri SRs 1200 koji predstavljaju samohodne mašine kontinuiranog dejstva namenjene za otkopavanje jalovine i korisne supstance na površinskim ...Jovana Mitrović, Predrag Jovančić, Dragan Ignjatović, Stevan Đenadić, Filip Miletić. "Indeksi kontrole održavanja i korišćenja rotornog bagera" in XI Međunarodna konferencija "Ugalj i kritični minerali 2023", CCM 2023, Zlatibor, 11-14. oktobar 2023., Beograd : Jugoslovenski komitet za površinsku eksploataciju (2023)
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Uniaxial compressive strength test before and after standard fire test on rock mass
Stefan Mitrović, Goran Todorović, Bojan Kostić, Milica Mirković-Marjanović, Nikola Božović, Marija Krstić, Aleksandar Erić, Radovan Gospavić, Snežana Ilić, Aleksandar Kijanović (2022)... Измењено: 2023-11-24 09:19:20 Uniaxial compressive strength test before and after standard fire test on rock mass Stefan Mitrović, Goran Todorović, Bojan Kostić, Milica Mirković-Marjanović, Nikola Božović, Marija Krstić, Aleksandar Erić, Radovan Gospavić, Snežana Ilić, Aleksandar ...
... олошког факултета Универзитета у Београду [ДР РГФ] Uniaxial compressive strength test before and after standard fire test on rock mass | Stefan Mitrović, Goran Todorović, Bojan Kostić, Milica Mirković-Marjanović, Nikola Božović, Marija Krstić, Aleksandar Erić, Radovan Gospavić, Snežana Ilić, Aleksandar ...Stefan Mitrović, Goran Todorović, Bojan Kostić, Milica Mirković-Marjanović, Nikola Božović, Marija Krstić, Aleksandar Erić, Radovan Gospavić, Snežana Ilić, Aleksandar Kijanović. "Uniaxial compressive strength test before and after standard fire test on rock mass" in Fifth symposium of the Macedonian Association for Geotechnics, Ohrid, North Macedonia, 23-25. 06. 2022, Macedonian Association for Geotechnics (2022)
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The importance of preserving The Mineral and rock Collection at the Faculty of Mining and Geology
Zdravković Alena, Matović Vesna (2017)Zdravković Alena, Matović Vesna. "The importance of preserving The Mineral and rock Collection at the Faculty of Mining and Geology" in Mobility of University Heritage : book of abstracts / XVIII Universeum Network Meeting, Belgrade, 8-10 June 2017 no. 18, Beograd:Univerzitet u Beogradu i Universeum-Evropska mreža akademskog nasleđa (2017): 63
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Утицај обртног магнетног поља на дерацемизацију кристала натријум-хлората
... C. Rougeot, G. Coquerel, Cryst. Growth Des., 13 (2013) 3498—3504. [5] M. M. Milojević, B. M. Vučetić, B. Z. Maksimović, O. R. Klisurić, M. M. Mitrović, A. A. Žekić, 4CS omega, 7 (2022) 47701— 47708. XXVIII Koudepennuja Cpnckor kpacranorpa(ockor JnpyrrrBa Oral Presentations 23 INFLUENCE OF ...
... C. Rougeot, G. Coquerel, Cryst. Growth Des., 13 (2013) 3498—3504. [5] M. M. Milojević, B. M. Vučetić, B. Z. Maksimović, O. R. Klisurić, M. M. Mitrović, A. A. Žekić, 4CS omega, 7 (2022) 47701— 47708. 289 Conference of the Serbian Crystallographic Society ...М. Милојевић, А. Жекић, П. Дабић, Б. Вучетић, Б. Максимовић. "Утицај обртног магнетног поља на дерацемизацију кристала натријум-хлората" in XXVII конференција Српског кристалографског друштва, Чачак, 14-15. јун, 2023., Београд : Српско кристалографско друштво (2023)
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Analysis of the exhaust emissions inventory from auxiliary mining machines
Stevan Đenadić, Aleksandar Mirković, Jovana Mitrović, Filip Miletić, Predrag Jovančić, Dragan Ignjatović (2023)Open-pit coal mines are equipped with a large number of mining machines and vehicles with diesel engines. Due to common daily operation of these machines and vehicles large amounts of exhaust gases which contain numerous pollutants are emitted into the atmosphere. The demand to reduce air pollution induced the activities in developed countries to map and calculate all gases emitted by industries to formulate and select adequate preventive activities. In collaboration with machine manufacturers, emission standards for off-road machines ...Stevan Đenadić, Aleksandar Mirković, Jovana Mitrović, Filip Miletić, Predrag Jovančić, Dragan Ignjatović. "Analysis of the exhaust emissions inventory from auxiliary mining machines" in 9th International Conference Mining and Environmental Protection, University of Belgrade, Faculty of Mining and Geology (2023)
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Distribution of major and trace elements in the Kovin lignite (Serbia)
Dragana Životić, Olga Cvetković, Predrag Vulić, Ivan Gržetić, Vladimir Simić, Konstantin Ilijević, Biljana Dojčinović, Suzana Erić, Bogdan Radić, Sanja Stojadinović, Snežana Trifunović (2019)geochemical and mineralogical study was performed on lignite samples from the Upper Miocene Kovin deposit, hosting three coal seams. The Kovin lignite is characterized by high moisture content, medium to high ash yield, medium to high sulphur content and a relatively low gross and net calorific value. The mineralogical composition, and major and trace element contents were determined by X-ray diffraction, scanning electron microscopy with energy dispersive Xray spectroscopy (SEM-EDS) analyses, and inductively coupled plasma optical emission spectrometry (ICP-OES). ...... d) Lower Pliocene fresh water clastic sedi ments, as described in detail in MITROVIĆ et al. (2016). In the Upper Miocene (Pontian) clastic coalbearing series of the Kovin deposit, three coal seams are hosted (MITROVIĆ et al., 2016) namely III (the oldest), II and I (the youngest). Seam III was ...
... seams with telohuminite and detrohuminite as the most abundant maceral subgroups (MITROVIĆ et al., 2016; Table 1). The content of lip tinite is low with liptodetrinite and sporinite as the most abundant macerals (MITROVIĆ et al., 2016). Inertinite content is low in the seam I and II, with its maximum ...
... 8070362006). MITROVIĆ, D., ĐOKOVIĆ, N., ŽIVOTIĆ, D., BECHTEL, A., ŠAJNOVIĆ, A. & STOJANOVIĆ, K. (2016): Petrographical and organic geochemical study of the Kovin lignite deposit, Serbia.– International Journal of Coal Geology, 168, 80–107. doi: 10.1016/j.coal.2016.07.008 MITROVIĆ, D., ĐOKOVIĆ, N ...Dragana Životić, Olga Cvetković, Predrag Vulić, Ivan Gržetić, Vladimir Simić, Konstantin Ilijević, Biljana Dojčinović, Suzana Erić, Bogdan Radić, Sanja Stojadinović, Snežana Trifunović. "Distribution of major and trace elements in the Kovin lignite (Serbia)" in Geologia Croatica, Croatian Geological Survey (2019). https://doi.org/10.4154/gc.2019.06
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Hidrogeološke karakteristike područja Cerničkog polja (Istočna Hercegovina) sa posebnim osvrtom na rizik od zagađena podzemnih vodnih resursa
Petar Vojnović (2023)... Mijaković, Sanja Milošević Govedarović, Ana Vujačić Nikezić, Anđela Mitrović Rajić, Jasmina Grbović Novaković, Bojana Paskaš Mamula: Prirodna ruda pirofilit kao potencijalni materijal za prečišćavanje otpadnih voda V-5. Anđela Mitrović Rajić, Katarina Tošić, Sara Mijaković, Sanja Milošević Govedarović ...Petar Vojnović. "Hidrogeološke karakteristike područja Cerničkog polja (Istočna Hercegovina) sa posebnim osvrtom na rizik od zagađena podzemnih vodnih resursa" in Knjiga radova / 10. Memorijalni naučni skup iz zaštite životne sredine „Docent dr Milena Dalmacija“, Novi Sad 30-31.03.2023., Novi Sad : Univerzitet u Novom Sadu, Prirodno-matematički fakultet- Departman za hemiju, biohemiju i zaštitu životne sredine (2023)
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Using Lexical Resources for Irony and Sarcasm Classification
The paper presents a language dependent model for classification of statements into ironic and non-ironic. The model uses various language resources: morphological dictionaries, sentiment lexicon, lexicon of markers and a WordNet based ontology. This approach uses various features: antonymous pairs obtained using the reasoning rules over the Serbian WordNet ontology (R), antonymous pairs in which one member has positive sentiment polarity (PPR), polarity of positive sentiment words (PSP), ordered sequence of sentiment tags (OSA), Part-of-Speech tags of words (POS) ...... koji trenira Sasa Ðorđević ne može da pogodi za tri poena! It can be seen that in the corrected tweet one word was not corrected – Sasa instead of Saša – because sasa is a Serbian word for “sea anemone”. A similar strategy was used for correction of words with missing initial capital letter. One example ...
... anonymous adjectives zakonit ‘lawful’, regularan, redovan ‘regular’ and a noun zakonitost ‘lawfulness’. This resource allows 11Eng. The team trained by Saša Djordjević cannot score for three points. 12Eng. partizan draws the game and loses in the jsl league but wins in Europe and tops the leader board. ...
... Vranje, Serbia ml.miljana@gmail.com Cvetana Krstev University of Belgrade, Faculty of Philology Belgrade, Serbia cvetana@matf.bg.ac.rs Jelena Mitrović University of Passau, Faculty of Computer Science and Mathematics Passau, Germany jelena.mitrovic@uni-passau.de Ranka Stanković University of Belgrade ...Miljana Mladenović, Cvetana Krstev, Jelena Mitrović, Ranka Stanković. "Using Lexical Resources for Irony and Sarcasm Classification" in Proceedings of the 8th Balkan Conference in Informatics (BCI '17), New York, NY, USA, : ACM (2017). https://doi.org/
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Optimizacija parametara reza rotornog bagera pri otkopavanju materijala sa povećanom čvrstoćom
Saša D. Bošković (2016-09-09)Otkopavanje materijala rotornim bagerom je veoma sloţen fiziĉko-mehaniĉki proces. Pokazatelji efektivnosti tog procesa zavise od velikog broja raznovrsnih ĉinilaca od kojih se posebno mogu istaći: fiziĉko-mehaniĉke karakteristike materijala koji se otkopava, reţim rada bagera i izbor tehnoloških parametara bloka, odreska i reza, geometrije vedrica i zuba itd. Poseban problem se javlja kod otkopavanja materijala povećane ĉvrstoće, što je ĉest sluĉaj na našim površinskim kopovima. Dimenzionisanje specifiĉne sile kopanja bagera prema manjim masama izuzetno ĉvrstog materijala je neracionalno i rešenje ...rotorni bager, parametri reza, otpor na kopanje, dinamika bagera, kapacitet, optimizacija, specifična potrošnja energije... otkopavanju materijala sa povećanom čvrstoćom;Optimization of bucket wheel excavator cutting parameters at mining of materials with increased strength Saša D. Bošković Дигитални репозиторијум Рударско-геолошког факултета Универзитета у Београду [ДР РГФ] Optimizacija parametara reza rotornog bagera ...
... otkopavanju materijala sa povećanom čvrstoćom;Optimization of bucket wheel excavator cutting parameters at mining of materials with increased strength | Saša D. Bošković | Универзитет у Београду | 2016-09-09 | | http://dr.rgf.bg.ac.rs/s/repo/item/0004054 Дигитални репозиторијум Рударско-геолошког факултета ...
... - The Repository is available at: www.dr.rgf.bg.ac.rs U N I V Е R Z I Т Е Т U B Е О G R А D U RUDARSKO-GEOLOŠKI FAKULTET Saša D. Bošković OPTIMIZACIJA PARAMETARA REZA ROTORNOG BAGERA PRI OTKOPAVANJU MATERIJALA SA POVEĆANOM ČVRSTOĆOM Dоktоrskа disеrtаciја ...Saša D. Bošković. "Optimizacija parametara reza rotornog bagera pri otkopavanju materijala sa povećanom čvrstoćom" in Универзитет у Београду, Универзитет у Београду, Рударско-геолошки факултет (2016-09-09)
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Geologija severnog dela Resavsko-Moravskog ugljenog basena
Saša Ranković (1990)Saša Ranković. Geologija severnog dela Resavsko-Moravskog ugljenog basena, Beograd:Rudarsko-geološki fakultet, 1990
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Karakteristike rudnih minerala područja Veluče
Saša Krstić (1993)Saša Krstić. Karakteristike rudnih minerala područja Veluče, Beograd:Rudarsko-geološki fakultet, 1993
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Utvrđivanje tehničko-tehnoloških parametara za rekultivaciju terena po obavljenoj površinskoj eksploataciji uglja
Saša Ilić (1987)Saša Ilić. Utvrđivanje tehničko-tehnoloških parametara za rekultivaciju terena po obavljenoj površinskoj eksploataciji uglja, Beograd:Rudarsko-geološki fakultet, 1987