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Приказ резултата 921-930 од 936
Flocculation study of natural quartz sample using anionic polyacrylamide / Проучавања флокулације узорка природног кварца у присуству анјонског полиакриламида
(Академија наука и умјетности РС, 2020)
The waste sludge generated during processing of iron ore in the Omarska mine (The Republic of Srpska, Bosnia and Herzegovina) is fine-grained (<15μm), containing relatively high concentrations of iron, and quartz as its ...
Thermovision monitoring of concrete heat of hydration / Termovizijski monitoring toplote vlaženja betona
(Beograd : Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije - SMEITS, 2020)
Usled hemijske reakcije Portland cementa, koja se uvek javlja u betonu prilikom očvršćavanja, izvesna količina toplote se razvija. Ova toplota mora biti kvantifikovana, obzirom da ona može oštetiti beton ili pomoći mu, ...
Cytotoxicity of Multifunctional Composites of Amorphous Calcium Phosphate Containing Chitosan on Titanium Obtained by Novel in Situ Anodic Process
(Zvornik : Faculty of Technology, 2021)
Calcium phosphates (CP), amongst which amorphous calcium phosphate (ACP) and hydroxyapatite (HAp), along with Ti and TiO2 layers, have found vast applications in preventive and regenerative medicine due to their excellent ...
Basic principles of 3 D concrete printing in the light of sustainable development
(Beograd : Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije - SMEITS, 2021)
Although conservative, the construction industry must be transformed in line with new technologies. Adopting the concept of 3D printing can provide a handful of benefits in terms of creativity, flexibility, less waste ...
Synthesis and characterization of new cerium doped phosphate tungsten bronze
(Society of Physical Chemists of Serbia, 2021)
Cerium doped phosphate tungsten bronze (Ce-PWB) was synthetized by phase transformations of CePW12O40x6H2O (Ce-6-PWA) salt. The solid-solid transformations of Keggin's anion of this salt, including dehydration processes ...
Effect of Fe3+ ion doping on photocatalytic ability of nanozirconia ceramic to degrade 2, 4, 6- trichlorophenol
(Elsevier, 2020)
Pure and a series of Fe3+ doped zirconia nanopowders were synthesized combining colloidal chemistry and solvothermal method from organometallic precursors in order to correlate doping and properties of zirconia matrix. ...
Enhancing properties of concrete by addition of fly ash from a thermal power plant for application in geothermal systems / Poboljšanje svojstava betona dodatkom letećeg pepela iz termoelektrane za primenu u geotermalnim sistemima
(Beograd : Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije - SMEITS, 2020)
Electric power in Serbia is predominantly provided by thermal power plants. All of eleven existing
thermal power plants in Serbia use coal, mainly lignite in the electricity production process
thus generating about 6 ...
Copper removal by pelletized fly ash
(Belgrade, Serbia : University of Belgrade - Faculty of Mining and Geology, 2021)
The increasing levels of industrial wastewater that are released to the environment present a serious threat to human health, living resources, and ecological systems. Fly ash was tested for the removal of Cu2+ from ...
From raw starch degrading α-amylase to transglycosylase by single point mutation
(University of Belgrade, 2021)
Understanding the structural peculiarities and properties of both, raw starch as a substrate and raw starch digesting amylases (RSDA) as an enzymes is needed for efficient application in food and other industries. Although ...
Postupak solidifikacije i stabilizacije teških metala iz otpadnih rudničkih voda adsorbovanih na paletama letećeg pepela u ekološki prihvatljiv građevinski materijal / Procedure of solidification and stabilization of heavy metals from mine waste waters adsorbed on fly ash pellets into enviromentally acceptable building material
(Zavod za intelektualnu svojinu Republike Srbije, 2021)
Stabilizacija teških metala, posebno bakra, iz kiselih otpadnih rudničkih voda izvodi se njihovom solidifikacijom u sumpor polimerni beton kao ekološki prihvatljiv građevinski materijal. Postupak se izvodi tako što se u ...