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Приказ резултата 51-60 од 435
Uklanjanje estrona, 17β-estradiola i 17α-etinilestradiola iz vode na aktivnim ugljeničnim tkaninama
(Beograd : Visoka škola strukovnih studija Beogradska politehnika, 2017)
Prisustvo estrogenih hormona u vodenim resursima čak i u veoma niskim koncentracijama (reda
veličine ng/L) može dovesti do niza funkcionalnih poremećaja kod akvatičnih organizama, kao što
su poremećaj u radu endokrinog ...
STRESS CORROSION CRACKING OF AN AL-ZN-MG-CU ALLOY AFTER DIFFERENT PRECIPITATION HARDENING TREATMENTS
(Military Technical Institute, 2012)
Stress corrosion cracking (SCC) was tested in a high strength 7000 series aluminium alloy applied for
weapons and military equipment. The effect of one step- and two-step precipitation hardening (aging) on SCC was
investigated. ...
Evaluation of solvent and substituent effects on absorption spectra of spirohydantoins derived from alfa-tetralone
(Szeged : University of Szeged, 2023)
A convenient and efficient approach toward the synthesis of six 3-(4-substituted benzyl)-6,7-benzo-1,3-diazaspiro[4.5]decane-2,4-diones (1‒6) by Bucherer-Bergs reaction and further alkylation at position 3 of the hydantoin ...
The characterisation of silymarin and silibinin loaded liposomes
(Banja Luka : University in Banjaluka, Faculty of Technology, 2022)
The aim of the present study was the characterization of silymarin and silibinin loaded liposomes
via determination of encapsulation efficiency, particle size, polydispersity index (PDI), zeta
potential, mobility, and ...
Quantum Generators in Theory and Practice 2022
(Univerzitet u Beogradu - Mašinski fakultet, 2022)
The application of lasers/quantum generators for various purposes (toys/pacifiers, heavy/rocket industry/space) has changed the millennium, and the trend is growing. In terms of education, doctorates (laser stations/design ...
The effect of climate change on the potential for landfill gas generation at the Vinča landfill site
(EDP Sciences, 2023)
Climate change projections indicate that Republic of Serbia and the Western Balkans will
face a high probability of continuing temperature increases, climatic extremes are projected to become
more common, including a ...
A way to improve the sorption properties of raw jute fabric by sodium alginate treatment / Tretman natrijum-alginatom kao način da se poboljšaju sorpciona svojstva sirove tkanine jute
(Beograd : Srpsko hemijsko društvo, 2023)
Sodium alginate aqueous solutions of different concentrations (0.5, 1.0, or 2.0%) were
used for improving the sorption properties (evaluated through the determination of water
retention power (WRP) and wetting time (WT)) ...
Removal of arsenic(III) oxyanions from wastewater using aminosilane -modified natural and synthetic zeolite
(Croatia : Croatian Zeolites Association, 2021)
Silanization of the natural and synthetic zeolites as well as their use as adsorbents for removing arsenic(III) oxyanions from wastewater are the topic of this paper. Two types of zeolite were used: natural zeolite-clinoptilolite ...
Servoakcelerometarski sistem za određivanje brzine, ubrzanja i pomeranja
(Društvo za ETRAN, 2001)
SOLVATOCHROMIC STUDY OF NOVEL BENZYLIDENEHYDANTOIN AS A MOLECULAR PHOTOCHROMIC SWITCH / PROUČAVANJE SOLVATOHROMNIH SVOJSTAVA NOVOG BENZILIDENHIDANTOINA KAO MOLEKULSKOG FOTOHROMNOG PREKIDAČA
(Beograd : Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Društvo za procesnu tehniku, 2020)
Molecular photochromic switches represent an intriguing class of organic molecules that can
be reversibly interconverted between two stable states by light. The resulting change may be the
consequence of trans→cis ...