Претраживање
Приказ резултата 41-50 од 62
Micromorphological and chemical changes on the glazed ceramics irradiated by the CO2 laser / Микроморфолошке и хемијске промене глазиране керамике озрачене CO2 ласером
(Бања Лука: Академија наука и умјетности Републике Српске / Banja Luka : Academy of Sciences and Arts of the Republic of Srpska, 2016)
This paper presents the results of the micromorphological and chemical changes on the surface of a glazed ceramic sample irradiated by the CO2 laser. The tested sample is a part of a title. The laser irradiation effects ...
Značaj savremenih istraživanja legura nikla i njihova primena / Significance of contemporary research of nickel alloys and their application
(Beograd: Savez energetičara, 2016)
Legure nikla se koriste na povišenim temperaturama i pritiscima, odnosno pod najnepovoljnijim radnim uslovima, tako da je preciznost ispitivanja od posebnog značaja. Tendencija usavršavanja postojećih legura predstavlja ...
Femtosecond Laser Interaction with Nickel Based Superalloy M-252
(Belgrade: Materials Research Society of Serbia, 2015)
Nickel-base superalloys are an important class of engineering materials designed for high - temperature applications such as aero-engine components. Good corrosion resistance, optimal thermal properties, strength coupled ...
XRF and LIBS measuring on metal and ceramic laser-cleaned surfaces
(Budapest: International Measurement Confederation (IMEKO), 2016)
The use of lasers in the conservation of artefacts plays an important role since its posibilities of safe, efficient and efective cleaning on complex surfaces and wide range of materials. This paper presents the results ...
Characterization of raw peach stones and its biochar by SEM, FTIR and Raman spectroscopy
(Association of Metallurgical Engineers of Serbia (AMES), 2023)
Growing industrialization and non-renewable resource depletion have a huge impact on alternative clean up technologies development, inducing investigation of the renewable, low-cost waste materials. Recently, lignocellulosic ...
Tailoring of MgO/Mg(OH)2 structures by molten salt electrolysis
(Beograd : Udruženje inženjera Srbije za koroziju i zaštitu materijala (UISKOZAM), 2022)
The magnesium oxide (MgO)/magnesium hydroxide (Mg(OH)2) nanostructures aside from showing high surface area, good thermal, electrical, optical and chemical characteristics, are also low-cost materials of benign nature with ...
Физичко-механичке и микрохемијске промене на површинама керамичких и металних артефаката третираних ласером
(Универзитет у Београду, Технолошко-металуршки факултет, 2017)
Чишћење је један од најважнијих процеса у конзервацији предмета културнебаштине, али такође и један од најосетљивијих процеса са могућношћу оштећивањаоригиналних материјала. Микроморфолошке и микрохемијске анализе наповршинама ...
Sinteza i ispitivanje morfološkihelektrohemijskih i antioksidativnih osobina premošćenih bis-pirolidinskih derivatafulerena C60 / Synthesis and investigation of morphological,electrochemical, and antioxidative properties of tethered bis-pyrrolidinoderivatives of fullerene c60
(Универзитет у Београду, Хемијски факултет, 2016)
Derivati fulerena C60, zahvaljujući svojim jedinstvenim fizičkohemijskim ielektronskim svojstvima, koja proističu iz visoko konjugovanog π-sistema, činezanimljive gradivne elemente u sintezama složenijih ciljnih molekula. ...
Correlation between crystal orientation and morphology of electrolytically produced powder particles: Analysis of the limiting cases / Korelacija izmedju orijentacije kristala i morfologije elektrolitički proizvedenih praškastih čestica - analiza graničnih slučajeva
(Belgrade, Serbia : Engineering Society for Corrosion, 2018)
Lead and nickel powder particles were produced by the processes of electrolysis and characterized by scanning electron microscope (SEM). The X-ray diffraction (XRD) analysis of the produced particles was done. Morphologies ...
Synthesis and properties of bis(pyrrolidino)fullerenes bridged by a flexible alkyl-tether
(Oxford : Pergamon-Elsevier Science Ltd, 2015)
The one-pot bistycloaddition of alkyl-tethered diglycines to C-60 provided five series of bridged bis(pyrrolidino)fullerenes with good regioselectivity, giving mainly cis-2 and cis-3 products. An influence of the bridge ...