Претрага
649 items
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Triassic rift-type basalts and related deep-water sediments in the western ophiolite belt of the Hellenides-Dinarides (from Othrys Mts., Greece to Darno Hill, NE Hungary)
Palinkaš L., Kovacs S., Molnar F., Haas J., Jozsa S., Dosztaly L., Gulacsi Z., Kiss G., Kover S., Ozsvart P., Mikes T., Halamić J., Hravtovič H., Sudar Milan, Jovanović D., Đerić Nevenka, Migiros G, Papanikolau D., Tselepidis V. (2010)Palinkaš L., Kovacs S., Molnar F., Haas J., Jozsa S., Dosztaly L., Gulacsi Z., Kiss G., Kover S., Ozsvart P., Mikes T., Halamić J., Hravtovič H., Sudar Milan, Jovanović D., Đerić Nevenka, Migiros G, Papanikolau D., Tselepidis V.. "Triassic rift-type basalts and related deep-water sediments in the western ophiolite belt of the Hellenides-Dinarides (from Othrys Mts., Greece to Darno Hill, NE Hungary)" in Proceedings of the 19th Congress of the Carpathian Balkan Geological Association, Thessaloniki, Greece, 23-26 September 2010, (Abstract Volume), Geologica Balcanica, Sofia:Carpathian-Balkan Geological Association (2010): 285-286
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The Newton method for solving nonlinear equations based on aggregation operators
Nebojša M. Ralević, Dejan Ćebić (2019)Nebojša M. Ralević, Dejan Ćebić. "The Newton method for solving nonlinear equations based on aggregation operators" in XLVI International Symposium on Operational Research SYM-OP-IS, Kladovo, 15-18.9.2019, Универзитет у Београду (2019)
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An optimal sixteenth order family of methods for solving nonlinear equations and their basins of attraction
Dejan Ćebić, Nebojša Ralević, Marina Marčeta. "An optimal sixteenth order family of methods for solving nonlinear equations and their basins of attraction" in Mathematical Communications (2020)
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The external aggregation Newton's method for solving nonlinear equations and applications
Marija Paunović, Dejan Ćebić, Nebojša Ralević. "The external aggregation Newton's method for solving nonlinear equations and applications" in The University Thought - Publication in Natural Sciences, Centre for Evaluation in Education and Science (CEON/CEES) (2020). https://doi.org/10.5937/univtho10-24982
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An Efficient Class of Iterative Root-Finding Methods with Applications
Dejan Ćebić, Nebojša Ralević (2021)Dejan Ćebić, Nebojša Ralević. "An Efficient Class of Iterative Root-Finding Methods with Applications" in 2021 IEEE 19th International Symposium on Intelligent Systems and Informatics (SISY), IEEE (2021). https://doi.org/10.1109/SISY52375.2021.9582495
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Named Entity Recognition for Distant Reading in ELTeC
Francesca Frontini, Carmen Brando, Joanna Byszuk, Ioana Galleron, Diana Santos, Ranka Stanković (2020)Akcija COST „Udaljeno čitanje za evropsku književnu istoriju“, koja je počela 2017. godine, ima među svojim glavnim ciljevima stvaranje višejezične zbirke evropskih književnih tekstova (ELTeC) otvorenog koda. U ovom radu predstavljamo rad koji je obavljen na ručnom označavanju selekcije ELTeC kolekcije za imenovane entitete, kao i na proceni postojećih alata za prepoznavanje imenovanih entiteta u pogledu njihove sposobnosti da automatski urade takve anotacije. U poslednjem paragrafu se razmatraju zajedničke tačke između ove inicijative i CLARIN-a.... te x t o f th e C O S T a c tio n , W G 3 4 c a m e u p w ith a se t o f r e s e a rc h q u e s tio n s in o rd e r to h e lp w ith th e d e f in it io n o f a m o re ta rg e te d s e t o f a n n o ta tio n s . A f ir s t se t o f d e s id e ra ta e m a n a te s f ro m th ...
... im in a ry re s u l ts sh o w th e d if f ic u lty o f th e ta s k o f N E -a n n o ta t io n o f li te ra ry n o v e ls . A s tr ic t e v a lu a tio n o f d e te c t io n is o f te n p e n a l is in g fo r P E R S , b e c a u s e o f h o n o r if ic s w h ic h w e c h o s ...
... T ap ias , D ., ed i to rs , Proceedings o f LREC 2006 (LREC'2006), p a g e s 1 9 8 6 -1 9 9 1 . h ttp :/ /w w w .lrec - c o n f .o rg /p ro c e e d in g s /l re c 2 0 0 6 /p d f /5 9 -p d f .p d f. S tan k o v ic , R ., S an to s , D ., F ro n tin i, F., E rjav e c , T., an d B ran d o , C . 2 ...Francesca Frontini, Carmen Brando, Joanna Byszuk, Ioana Galleron, Diana Santos, Ranka Stanković. "Named Entity Recognition for Distant Reading in ELTeC" in CLARIN Annual Conference 2020, Oct 2020, Virtual Event, France, CLARIN (2020)
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Mean-based iterative methods for finding multiple roots in nonlinear chemistry problems
Dejan Ćebić, Nebojša M. Ralević (2021)Dejan Ćebić, Nebojša M. Ralević. "Mean-based iterative methods for finding multiple roots in nonlinear chemistry problems" in Journal of Mathematical Chemistry, Springer Science and Business Media LLC (2021). https://doi.org/10.1007/s10910-021-01253-3
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On the distribution modulo 1 of the sum of powers of a Salem number
Dragan Stankov (2016)It is well known that the sequence of powers of a Salem number θ, modulo 1, is dense in the unit interval, but is not uniformly distributed. Generalizing a result of Dupain, we determine, explicitly, the repartition function of the sequence , where P is a polynomial with integer coefficients and θ is quartic. Also, we consider some examples to illustrate the method of determination.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. "On the distribution modulo 1 of the sum of powers of a Salem number" in Comptes rendus Mathematique (2016). https://doi.org/10.1016/j.crma.2016.03.012
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A Knowledge-Based Approach to Mine Ventilation Planning in Yugoslav Mining Practice
Ventilation system analysis is a complex process based on the calculation and analysis of numerous parameters. These problems can be successfully solved by the SimVent numerical package, but a full understanding and use of the obtained results require the involvement of an experienced specialist in the ventilation field. The solution was found in the creation of a hybrid system INVENTS, whose knowledge base represents a formalization of the expert knowledge in the mine ventilation field. In this paper, we ...... ai n f an - ex p lo it at io n w o rk p la ce - st o p p in g - au x il ia ry f an F ig . 1 0 . T h e li n ea r v en ti la ti o n sc h em e o f th e “ S o k o ” co a l m in e. M in . R es . E n g . 2 0 0 2 .1 1 :3 6 1 -3 8 2 . D o w n lo ad ed f ro m w ...
... - m ai n f an F ig . 1 1 . T h e ca n o n ic a l v en ti la ti o n sc h em e o f th e “ S o k o ” co a l m in e. M in . R es . E n g . 2 0 0 2 .1 1 :3 6 1 -3 8 2 . D o w n lo ad ed f ro m w w w .w o rl d sc ie n ti fi c. co m b y U N IV E R S IT Y O F A L B E R ...
... w n lo ad ed f ro m w w w .w o rl d sc ie n ti fi c. co m b y U N IV E R S IT Y O F A L B E R T A o n 0 4 /2 6 /1 5 . F o r p er so n al u se o n ly . A Knowledge-Based Approach to Mine Ventilation Planning 369 NetMain [deter mine air f low distr ibution] ...Nikola Lilić, Ivan Obradović, Ranka Stanković. "A Knowledge-Based Approach to Mine Ventilation Planning in Yugoslav Mining Practice" in Mineral Resources Engineering 11 no. 4, Imperial College Press (2002): 361-382. https://doi.org/10.1142/S0950609802001014
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A fuzzy-based decision support model for effectiveness evaluation - a case study of examination of bulldozers
Effectiveness evaluation is one of the basic components of engineering asset management and maintenance engineering in general. Effectiveness is an overall concept representing a measurement of quality of service level for the analyzed engineering system. This concept contains a series of partial indicators relating to time in operation and time for maintenance activities, as well as functional properties of the system. This article describes the analysis and structuring of partial indicators, as well as the development of a model ...Miloš Tanasijević, Predrag Jovančić, Dejan Ivezić, Uglješa Bugarić, Radiša Đurić. "A fuzzy-based decision support model for effectiveness evaluation - a case study of examination of bulldozers" in International Journal of Industrial Engineering: Theory, Applications and Practice (2019)
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Single-crystal X-ray diffraction study of Cs2Er[Si6O14]F and Cs2Er[Si4O10]F
Dabić Predrag, Kahlenberg Volker, Schmidmair Daniela, Vulić Predrag, Kremenović Aleksandar. "Single-crystal X-ray diffraction study of Cs2Er[Si6O14]F and Cs2Er[Si4O10]F" in Zeitschrift fuer Kristallographie 4 no. 231, :Walter de Gruyter GmbH (2016): 195-207. https://doi.org/https://doi.org/10.1515/zkri-2
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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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Ultrapotassic volcanism from the waning stage of the Neotethyan subduction: a key study from the Izmir-Ankara-Erzincan suture belt, central northern Turkey
Gülmez, F., Genç, S.G., Prelević, D., Tüysüz, O., Karacik, Z., Roden, M. F., Billor, Z.. "Ultrapotassic volcanism from the waning stage of the Neotethyan subduction: a key study from the Izmir-Ankara-Erzincan suture belt, central northern Turkey" in Journal of Petrology 57(3), :Oxford University Press (2016): 561-593. https://doi.org/10.1093/petrology/egw021
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On the compatibility of lexical resources for NooJ
Lexical resources for many languages are provided for the NooJ linguistic development environment. Meta-data descriptions of morphosyntactic and semantic properties of these languages and their resources are a mandatory part of each language module. In this paper we analyze how well the meta-data actually describe resources for a chosen subset of languages and to what extent are they compatible across languages to support multilingual processing. We show that there is place for improvement in both directions.... S+p m+f En Hu PL Pl S+p mo+mr+mz+f+n Hr S+p m+f+n Bg S+p m+f+n Sr S+p+w m+f+n Table 2. Analysis of *.def metadata: ADJECTIVES Nb Gender Pers Tense/ Mood Fr S+p m+f 1+2+3 INF+G+PP+PR+IP+S+C+I+PS+SI+F En S+p 1+2+3 G+INF+PP+PR+PT Hu E+t 1+2+3 K+M+F+P Pl S+p mo+mr+ mz+f+n 1+2+3 ...
... Pl M+f+s+p+Bi+Ce+Do+In+Lo+Mi+Wo+F+G+H+J+K+P+Q+S+T+U+Z Hr INF+INFk+PR+PRk+PRd+IMP+AO+AO2+PDR+PDT+IMT+GPS+GP P+s+p+1+2+3+m+f+n+np+cp+sp Bg s+p+0+d+h+l+o+v+c+f+m+n+y+z+i+a+t+1+2+3+b+w+x+A+B+C+K+ P+F+M+N+R+E+D+I+Y+Z+X+W+Q Sr m+f+n+1+2+3+4+5+6+7+s+p+w+v+q+g+i+a+b+c+d+k+W+P+A+I+Y +G+T+F+S+X+x+y+z+h ...
... 1+2+3 F+G+H+J+K+P+Q+S+T+U+Z Hr S+p m+f+n 1+2+3 INF+INFk+PR+IMP+AO+PDR+PDT+ IMT+GPS+GPP+PER+FUT1+FUT2 Bg S+p f+m+n 1+2+3 R+E+D+I Sr S+p+w x+y+z W+P+A+I+Y+G+T+F+S+X Table 3. Analysis of *.def metadata: VERBS The final table pertaining to results of the analysis of *.def files, namely Table ...Ranka Stanković, Miloš Utvić, Duško Vitas, Cvetana Krstev, Ivan Obradović. "On the compatibility of lexical resources for NooJ" in Automatic Processing of Various Levels of Linguistic Phenomena: Selected Papers from the 2011 International Nooj Conference, Cambridge Scholars Publishing (2012): 96-108
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Одређивање резерви нафтног лежишта „Х“ методом материјал баланса
Александра Петровић (2024)Метода материјалног баланса је кључна техника у процени резерви нафте и гаса у лежиштима која омогућава системско прорачунавање доступних резерви. Циљ ове методе је да се прецизно израчунају количине флуида у лежишту на основу доступних PVT података, података о лежишту и производњи. Резултати примене методе материјалног баланса показују да је она ефикасна у пружању кавнтитативних процена, међутим њена тачност зависи од квалитета улазних података. Метода материјалног баланса пружа основу за процену резерви, али може бити подложна грешкама због непрецизности ...... HH BOJIe , JejHauHHa Cec MO)Ke IOje/IHOCTaBHTH H HanucaTu y cjeneheM OOJmky: F = N|E, + mE, + Eg | + W. (4.4) Ine cy Bapaan F, Eo, E,, Es nepHHcaHu cnenehaM ojiHocHMa: F rnpejicraBJba yKyrIIHy IIpoH3BOJMy (bnyu/na: F = No|B, + (R, – R„)B„| + W„B, (4.5) V cnyuajy MBoQaaHor saampeMHMHcKor (pakropa ...
... HesaacnhcHa JIec)KHIrTa Ca BOJICHHM yTOKOM CJICJIH: F = N|E, + Es„} + W (4.17) F We = 4.18 Eo + Egw Eo + Egw (4.18) Ine cy: F = N„B, + W„Bw (4.19) E, = B, – B.i (4.20) SwiCw + C M) Ap (4.21) Eiw=(1+m)Boi( — WI1 JlujarpaM Ha cHmMmH 4.5. F/(E0+Eflw) y (DyHKIHjH We/(Eo+Ef,W) HpejicTaBJba ...
... Cnuka 4.5. F/(Eo+Egyw) y oyzakuuju B /(Eo+Erw) (Okotie u Ikporo, 2019) 4.1.3. 3acuahenHa ne?xunurra 063 B0JIeHOr yTOKa 3a aacnheHa nexxumrra Oc3 BOJIČHOT yTOKa CJICJIH: F= NE, (4.22) Ine cy: F = N,|B, + (R, — Rs)B,| (4.23) Eo _ [(Bo . Boi) + (Rsi . Rs)Bg] (4.24) /lujarpaM F y QyHkuujaH ...Александра Петровић. Одређивање резерви нафтног лежишта „Х“ методом материјал баланса, 2024
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Ефикасност дистрибуције и коришћења природног гаса у домаћинствима
Dejan Brkić (2010-03-30)Природни гас ће се у будућности све више користити као енергент за подмиривање грејних потреба становништва у српским градовима. Стога је потребно изнаћи најповољнији начин употребе природног гаса. Природни гас се може користити за подмирење грејних потреба становништва на два дијаметрално супростављена начина, и то директно, тако што би се гас директно уводио у зграде путем дистрибутивног система за снабдевање гасом и затим сагоревао у гасном котлу којим је сваки стан опремљен (гасни дистрибутивни систем), или индиректно, тако што ...prirоdni gаs, distribuciја gаsа,grејаnjе, cеvоvоdi, cеvоvоdnе mrеžе,fаktоr trеnjа pri prоtоku fluidа,urbаnizаm... 1-m I 1-m V 1-m IV 1-m III 1-m II 1-m I 1-m F F F F F x ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F VVVVV IVIVIVIVIV IIIIIIIIIIIIIII IIIIIIIIII IIIII ...
... 5 8,II 3 7II 2 873II 1 3II 3 3I 2 3I 1 431I F F F F F x ∆C Q,CF ∆C C-F 0 ∆C C-F 0 ∆C C-F ∆C C,C,CF ∆C C-F 00 0 ∆C C-F ∆C C,C,CF ∆Q Q-F ∆C C-F ∆C C-F 0 ∆C C-F ∆C C,C,CF ∆C C-F 00 ∆C C-F ∆C C-F C C,C,CF (163) Матрична једначина (163) се одн ...
... 1211652II I 2II IV 3I II 2I I 4321I F F F F F x ∆Q Q,Q,Q,Q,QF ∆Q Q-F ∆Q QQF ∆Q QQF 0 ∆Q Q-F ∆Q Q,Q,Q,QF 0 ∆Q Q-F ∆Q Q-F ∆Q QQF 0 ∆Q Q,Q,Q,Q,QF ∆Q Q-F 0 ∆Q QQF ∆Q Q-F ∆Q Q-F ∆Q Q,Q,Q,Q,QF ∆Q Q-F 0 ∆Q Q-F 0 ∆Q Q-F ∆Q Q,Q,Q,QF (154) где је (155): ...Dejan Brkić. "Ефикасност дистрибуције и коришћења природног гаса у домаћинствима" in Универзитет у Београду, Универзитет у Београду, Рударско-геолошки факултет (2010-03-30)
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Ефикасност дистрибуције и коришћења природног гаса у домаћинствима
Dejan Brkić (2010-03-30)Природни гас ће се у будућности све више користити као енергент за подмиривање грејних потреба становништва у српским градовима. Стога је потребно изнаћи најповољнији начин употребе природног гаса. Природни гас се може користити за подмирење грејних потреба становништва на два дијаметрално супростављена начина, и то директно, тако што би се гас директно уводио у зграде путем дистрибутивног система за снабдевање гасом и затим сагоревао у гасном котлу којим је сваки стан опремљен (гасни дистрибутивни систем), или индиректно, тако што ...prirоdni gаs, distribuciја gаsа,grејаnjе, cеvоvоdi, cеvоvоdnе mrеžе,fаktоr trеnjа pri prоtоku fluidа,urbаnizаm... 1-m I 1-m V 1-m IV 1-m III 1-m II 1-m I 1-m F F F F F x ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F ∆Q F VVVVV IVIVIVIVIV IIIIIIIIIIIIIII IIIIIIIIII IIIII ...
... 5 8,II 3 7II 2 873II 1 3II 3 3I 2 3I 1 431I F F F F F x ∆C Q,CF ∆C C-F 0 ∆C C-F 0 ∆C C-F ∆C C,C,CF ∆C C-F 00 0 ∆C C-F ∆C C,C,CF ∆Q Q-F ∆C C-F ∆C C-F 0 ∆C C-F ∆C C,C,CF ∆C C-F 00 ∆C C-F ∆C C-F C C,C,CF (163) Матрична једначина (163) се одн ...
... 1211652II I 2II IV 3I II 2I I 4321I F F F F F x ∆Q Q,Q,Q,Q,QF ∆Q Q-F ∆Q QQF ∆Q QQF 0 ∆Q Q-F ∆Q Q,Q,Q,QF 0 ∆Q Q-F ∆Q Q-F ∆Q QQF 0 ∆Q Q,Q,Q,Q,QF ∆Q Q-F 0 ∆Q QQF ∆Q Q-F ∆Q Q-F ∆Q Q,Q,Q,Q,QF ∆Q Q-F 0 ∆Q Q-F 0 ∆Q Q-F ∆Q Q,Q,Q,QF (154) где је (155): ...Dejan Brkić. "Ефикасност дистрибуције и коришћења природног гаса у домаћинствима" in Универзитет у Београду, Универзитет у Београду, Рударско-геолошки факултет (2010-03-30)
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Evidence of Variscan and Alpine tectonics in the structural and thermochronological record of the central Serbo-Macedonian Massif (south-eastern Serbia)
... isocli- nal folds F, at high to almost right angles (parallel to the plane of image in Fig. 5b) has been observed at several outcrops. Therefore, an earlier foliation (S;) is presumed to be initially folded into F, and subsequently refolded into F, folds. Away from the hinges of F, folds, the supposed ...
... folds F». In these hinge zones, S, is often folded into metre-size parasitic F, folds, whereas S, represents the axial-plane cleavage. As the foliation S, was observed only at hinges of folds F», its statistical distribution (Fig. 4b) reflects the geometry of limbs of large recumbent folds F,. The ...
... 42%34/46.569"N). Coin diameter 24 mm. e Isoclinal folds F, from Vranjska Banja area refolded by asymmetric fold F, with axes b, perpendicular to the axis b, (22%"38.741”E, 42%033.75"N). S, represents an axial-plane cleavage of folds F,. f Layer-parallel train of asymmetric tapered boudins from Vran- ...Milorad D. Antić, Alexandre Kounov, Branislav Trivić, Richard Spikings, Andreas Wetzel. "Evidence of Variscan and Alpine tectonics in the structural and thermochronological record of the central Serbo-Macedonian Massif (south-eastern Serbia)" in International Journal of Earth Sciences, Springer Science and Business Media LLC (2016). https://doi.org/10.1007/s00531-016-1380-6
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Mineralni i hemijski sastav čestica u atmosferi zone Kolubarskog basena i uticaj na životnu sredinu
Željko R. Cvetković (2013-11-18)Čestice iz vazduha su prikupljane u blizini termoelektrane i površinskih kopovarudnika uglja u Kolubarskom basenu. Izmereni srednji sadržaji koncentracija rastvornih,nerastvornih i ukupnih taložnih materija na godišnjem nivou prelaze 200 mg/m2dan (K-1, K-3, K-4, K-5). Distribucija čestica na svim lokacijama klasifikovana je na česticeveličine veće od 10 μm, zatim na čestice veličine od 10 μm do 2,5 μm i klase česticaveličine ispod 2,5 μm. Ovakva podela je dala odnos koncentracija inhalatornih irespiratornih čestica po mernim mestima. Skenirajuća elektronska mikroskopija jepokazala ...mineral, četica, prašina, leteći pepeo, aerosediment, PM10, teški metali,koncentracija, veličina čestice, Kolubara... C l,F K-4 M D M M Q F, D F F, D Q F M ,F M ,D H M ,H M ,D Q ,M Q ,F ,H Q ,M ,F Q ,F ,M Q ,F ,M K-3 M G M Q ,G F, D F, M F A ,F Q F G F, M D ,G M ,D Q ,M A Q ,F Q ,F ,M Q ,F ,M F, M ,Q F, G ,M F, M ,D ,A K-2 C o M G M M Q ,G F F, M F, G H ,F ,C o Q F, M ...
... ,C l,F ,C M G M G ,Q D F, M G ,F F, M Q F G M D ,G M G ,M F, M ,Q F, Q Q ,F ,M F, M F, M ,Q M G M Q ,G F F, M F A ,F ,M Q F F F ,A G M Q ,M Q ,F G ,Q ,F ,A Q ,F ,M Q ,F ,G ,M K-2 M G C o C o M Q ,G F, D F F, D Q F, A ,M G F, A ,M G ,D G ,D ,A G ,M ,C o Q ...
... M G F M Q ,G ,A D ,F F, D F, M ,A Q F M D ,G C o ,A M ,D Q ,M Q ,F Q ,M ,G ,A Q ,F ,M M ,D ,A G Q ,G F G ,F F Q H l F G F, H l Q ,F Q ,F Q ,F Q ,F F, H l Q ,F K-7 K-8 M C l M ,A F, D F, C l A ,F ,M Q F, A F, M ,A D H ,A ,M M ,C l Q ,M Q ,F Q ,F ,M ...Željko R. Cvetković. "Mineralni i hemijski sastav čestica u atmosferi zone Kolubarskog basena i uticaj na životnu sredinu" in Универзитет у Београду, Универзитет у Београду, Рударско-геолошки факултет (2013-11-18)
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Mineralni i hemijski sastav čestica u atmosferi zone Kolubarskog basena i uticaj na životnu sredinu
Željko R. Cvetković (2013-11-18)Čestice iz vazduha su prikupljane u blizini termoelektrane i površinskih kopovarudnika uglja u Kolubarskom basenu. Izmereni srednji sadržaji koncentracija rastvornih,nerastvornih i ukupnih taložnih materija na godišnjem nivou prelaze 200 mg/m2dan (K-1, K-3, K-4, K-5). Distribucija čestica na svim lokacijama klasifikovana je na česticeveličine veće od 10 μm, zatim na čestice veličine od 10 μm do 2,5 μm i klase česticaveličine ispod 2,5 μm. Ovakva podela je dala odnos koncentracija inhalatornih irespiratornih čestica po mernim mestima. Skenirajuća elektronska mikroskopija jepokazala ...mineral, četica, prašina, leteći pepeo, aerosediment, PM10, teški metali,koncentracija, veličina čestice, Kolubara... C l,F K-4 M D M M Q F, D F F, D Q F M ,F M ,D H M ,H M ,D Q ,M Q ,F ,H Q ,M ,F Q ,F ,M Q ,F ,M K-3 M G M Q ,G F, D F, M F A ,F Q F G F, M D ,G M ,D Q ,M A Q ,F Q ,F ,M Q ,F ,M F, M ,Q F, G ,M F, M ,D ,A K-2 C o M G M M Q ,G F F, M F, G H ,F ,C o Q F, M ...
... ,C l,F ,C M G M G ,Q D F, M G ,F F, M Q F G M D ,G M G ,M F, M ,Q F, Q Q ,F ,M F, M F, M ,Q M G M Q ,G F F, M F A ,F ,M Q F F F ,A G M Q ,M Q ,F G ,Q ,F ,A Q ,F ,M Q ,F ,G ,M K-2 M G C o C o M Q ,G F, D F F, D Q F, A ,M G F, A ,M G ,D G ,D ,A G ,M ,C o Q ...
... M G F M Q ,G ,A D ,F F, D F, M ,A Q F M D ,G C o ,A M ,D Q ,M Q ,F Q ,M ,G ,A Q ,F ,M M ,D ,A G Q ,G F G ,F F Q H l F G F, H l Q ,F Q ,F Q ,F Q ,F F, H l Q ,F K-7 K-8 M C l M ,A F, D F, C l A ,F ,M Q F, A F, M ,A D H ,A ,M M ,C l Q ,M Q ,F Q ,F ,M ...Željko R. Cvetković. "Mineralni i hemijski sastav čestica u atmosferi zone Kolubarskog basena i uticaj na životnu sredinu" in Универзитет у Београду, Универзитет у Београду, Рударско-геолошки факултет (2013-11-18)