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Приказ резултата 31-40 од 239
Ispitivanje dinamike protonskih vrsti kod fosformolibdenove kiseline metodom infracrvene i mikro-ramanske spektroskopije
(Belgrade : Serbian Chemical Society, 1994)
U ovom radu izloženi su najnoviji rezultati sistematskog ispitivanja heteropolikiselina kao protonskih provodnika, posebno 29-hidrata fosformolibdenove koseline (MoPA-29).
Metodama infracrvene i mikro-Ramanske spektroskopije, ...
Modelovanje polušaržnih procesa proizvodnje polietera za dobijanje poliuretana / Modeling of semibatch processes of polyethers production for polyurethane fabrication
(Академија наука и умјетности Републике Српске, 2017)
U ovom radu prikazani su suštinski aspekti metodologije
projektovanja hemijsko-tehnološkog procesa proizvodnje polietera kao jedne
od osnovnih komponenata u proizvodnji poliuretana. Osnovni koncept procesa,
u kojima se ...
How do newly-described diatom species affect biomonitoring? – An example of Gomphonema paratergestinum vs. G. tergestinum
(Berlin : Botanic Garden and Botanical Museum, Berlin Freie Universität Berlin, 2018)
Over the past decade a great number of new diatom taxa was described, as well as re-definitions and delimitations of taxa from different species complexes have been performed. The reasons for the constant increase in the ...
Novi model za određivanje promene entropije poluidealnog gasa primenom razlomljene temperaturne funkcije / New model for determining of change entropy of semi-ideal gas by using fractional temperature function
(Academy of Sciences and Arts of the Republic of Srpska, 2014)
Kod poluidealnog gasa, promena entropije ne može se odrediti preko srednjeg specifičnog toplotnog kapaciteta na način kao što se određuje promena unutrašnje energije i entalpije, odnosno razmenjena količina toplote. Uzimajući ...
Diatoms diversity and ecological status of the Đetinja River (Serbia)
(Macedonian Ecological Society, 2016)
The Đetinja River is located in western Serbia and it was dammed for creating an artificial Lake Vrutci. Epilithic samples were collected during 11 season (September, October and December 2014, March, April, May, June, ...
First report and distribution of invasive species Actinocyclus normanii f. subsalsa Hustedt in Serbia
(Budapest : Hungarian Natural History Museum / Magyar Természettudományi Múzeum, 2016)
Actinocyclus normanii f. subsalsa is considered native marine or brackish water species (Baltic Sea, Caspian Sea). The species has spread into common freshwaters, throughout the world, and was considered as invasive or ...
Importance of Applying Risk Analysis to Pressure Equipment Tested by a Special Program / Važnost primene analize rizika kod opreme pod pritiskom koja se ispituje po posebnom programu
(Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije - SMEITS/ Union of Mechanical and Electrotechnical Engineers and Technicians of Serbia - SMEITSDruštvo za obnovljive izvore električne energije / Society for Renewable Electrical Power Sources, 2020)
According to PED 2014/68 and the Regulation on technical requirements for design, manufac-
ture and conformity assessment of pressure equipment, pressure equipment is divided into high- and
low-level risk level equipment, ...
Optimizacija karakteristične temperature kod kondenzatora s obzirom na tehnoekonomske aspekat / Optimization of characteristic temperature of the condenser considering techno-economic aspect
(VII Međunarodni naučni skup „Savremeni materijali“, Banja Luka, 2014)
U radu je za kondenzatore kao karakteristične grupe rekuperatora toplote, polazeći od funkcije ukupnih troškova kao funkcije cilja, određena optimalna vrednost izlazne temperature rashladnog fluida. Pri ovome izvršena je ...
Procena i predviđanje varijacija kvaliteta vode kolubarskog sliva / Assessment and prediction of water quality variations of Kolubara basin
(University „Union –Nikola Tesla“ Belgrade Faculty of business studies and law, Belgrade, 2020)
Diatoms on the carapace of European pond turtle (Emys orbicularis L.) in Vojvodina
(Institute of Botany and Botanical Garden 'Jevremovac', 2018)
Epibiotic diatoms inhabiting the carapace of European pond turtle (Emys orbicularis Linnaeus, 1758) are examined between May and July 2017 from three locations in Vojvodina (Serbia): Special nature reserve „Deliblatska ...