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Приказ резултата 61-70 од 144
Optimization of injected radiotracer volume for flow rate measurement in closed conduits / Optimizacija zapremine radioaktivnog obeleživača pri merenju zapreminskog protoka u zatvorenim cevovodima
(Belgrade : Association of the Chemical Engineers of Serbia, 2020)
In chemical processes it is essential that the flow in the process is accurately defined. Fluid velocity measurements are important for fluid flow quality performance in flow systems. This study focuses on determination ...
Flavonoids of the Heartwood of Cotinus coggygria Scop. Showing Protective Effect on Human Lymphocyte DNA
(SAGE Publications, 2021)
In continuation of our study on Cotinus coggygria from Serbia, 10 known flavonoids (1-10) were isolated from the methylene chloride/ methanol extract of the heartwood. They were tested for in vitro protective effect against ...
Microstructure, roughness, and corrosion resistance of X5CrNi18-10 austenite stainless steel welded joint / X Mikrostruktura , hrapavost i otpornost na koroziju zavarenog spoja austenitnog nerđajućeg čelika X5CrNi18-10
(Belgrade : Serbian Chemical Society, 2021)
The influence of the microstructure of X5CrNi18-10 stainless steel welded joint on its resistance to general, pitting, and intergranular corrosion was analyzed. The structure of weld metal, heat affected zone (HAZ) and ...
Achillea clypeolata sibth. & sm. essential oil composition and qsrr model for predicting retention indices / Hemijski sastav etarskog ulja Achillea clypeolata Sibth. & Sm. И QSRR model za predviđanje retencionog vremena
(Belgrade : Serbian Chemical Society, 2021)
The aim of this study was the prediction model of retention indices of compounds from the aboveground parts of Achillea clypeolata Sibth. & Sm. essential oil, obtained by hydrodistillation and analysed by GC-MS. The ...
Optimization of the active component grinding process and hydrophobization of the obtained powder fire extinguisher / Optimizacija mlevenja aktivne komponente i hidrofobizacija dobijenog sredstva za gašenje požara]
(Beograd : Savez hemijskih inženjera, 2021)
This work presents a grinding process of monoammonium phosphate (MAP) as an active component in a powder fire extinguisher (PFE). The aim was to determine the grinding time for reaching the optimal particle size of MAP ...
Belgrade School of Electrochemistry / Beogradska škola elektrohemije
(Serbian Chemical Society, 2020)
Belgrade School of Electrochemistry is not made of institutions, building, not even the community. It is made of people and their knowledge, achievements and results. It has no date of establishment nor defined start, and ...
Challenges and doubts of electrochemical energy conversion and storage / Izazovi i dileme elektrohemijske konverzije i skladištenja energije
(Beograd : Savez hemijskih inženjera Srbije / Belgrade : Association of the Chemical Engineers of Serbia, 2022)
Apstrakt Civilizacija se od kraja 20. veka suočava sa mnogim izazovima, od koji su neki od njih toliko ozbiljni da ugrožavaju i sam opstanak čovečanstva. Za neke se može reći da su novi, kao što je globalno zagrevanje, ali ...
Saturated biomarkers in the estimation of organic geochemical homogeneity of crude oils from four oil fields in Libya / Zasićeni biomarkeri u proceni organsko-geohemijske homogenosti sirovih nafti iz četiri naftna polja u Libiji
(Belgrade : Serbian Chemical Society, 2020)
Seven crude oils from four oil fields in the Sirte and Murzuq Basins in Libya were investigated in order to estimate their organic geochemical homogeneity. Saturated biomarkers (n-alkanes and isoprenoids) were analyzed ...
Recharging process of commercial floating-gate MOS transistor in dosimetry application
(Elsevier, 2021)
We investigated the recharging process of commercial floating gate device (EPAD) during the six different dose rates and ten irradiation cycles with the highest dose rate. Dose rate dependence of the floating gate dosimeter ...
Oxidized humic acids from the soil of heat power plant / Oksidovane huminske kiseline iz toplane
(Serbia : Serbian Chemical Society, 2020)
Humic acids isolated from the soil of a heat power plant (HA-E) contaminated with oil were analyzed by Fourier transform infrared spectroscopy (FTIR). In comparison with a humic acids standard (HA-S), a lack of an intense ...