Претраживање
Приказ резултата 31-40 од 254
Structural, spectroscopic and computational study of 5-(substituted phenylazo)-3-cyano-1-ethyl-6-hydroxy-4-methyl-2-pyridones
(Wiley, Hoboken, 2018)
Ten 5-(substituted phenylazo)-3-cyano-1-ethyl-6-hydroxy-4-methyl-2-pyridones were studied (five new compounds) to provide insight into the electronic effects of diverse substituents located at different positions in their ...
Cleaner production and environmental sustainability: Analysis of the Serbian petrochemical plant
(Taylor & Francis Inc, Philadelphia, 2018)
The approach proposed in this paper emphasizes the methodology of examining the possibility of increasing energy efficiency in the case of industry, such as a petrochemical complex, which is at the same time marked as the ...
Influence of Short Central PEO Segment on Hydrolytic and Enzymatic Degradation of Triblock PCL Copolymers
(Springer/Plenum Publishers, New York, 2018)
Hydrolytic, enzymatic degradation and composting under controlled conditions of series of triblock PCL/PEO copolymers, PCEC, with central short PEO block (M (n) 400 g/mol) are presented and compared with homopolymer (PCL). ...
A systematic study on volumetric and transport properties of binary systems 1-propanol + n-hexadecane, 1-butanol + n-hexadecane and 1-propanol + ethyl oleate at different temperatures: Experimental and modeling
(Elsevier, Amsterdam, 2018)
Densities (rho), viscosities (eta), speed of sounds (u) and refractive indices (n(D)) at temperature range (293.15-343.15) K with 5 K interval, for three binary mixtures (1-propanol + n-hexadecane, 1-butanol + n-hexadecane ...
Efficient multistep arsenate removal onto magnetite modified fly ash
(Academic Press Ltd- Elsevier Science Ltd, London, 2018)
The modification of the fly ash (FA) by magnetite (M) was performed to obtain FAM adsorbent with improved adsorption efficiency for arsenate removal from water. The novel low cost adsorbents are characterized by liquid ...
Influence of Temperature and Different Hydroxides on Properties of Activated Carbon Prepared From Saccharose. Characterization, Thermal Degradation Kinetic and Dyes Removal From Water Solutions
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2018)
In presented paper, influence of temperature, precursor concentration and different hydroxides on properties of activated carbon obtained from saccharose were investigated. The samples were prepared by hydrothermal treatment ...
Densities and Derived Volumetric Properties of Ionic Liquids with [Nf(2)] and [NTf2] Anions at High Pressures
(Amer Chemical Soc, Washington, 2018)
The densities of four ionic liquids: 1-ethyl-3-methylimidazolium bis(fluorosulfonyl)imide ([E(3)Mim][Nf(2)]), n-propyl-n-methylpyrrolidinium bis(fluorosulfonyl)imide ([PMpyr][Nf(2)]), 1-butyl-l-methylpyrrolidinium ...
PtAu catalyst with enhanced activity for formic acid oxidation / PtAu katalizator sa poboljšanom aktivnošću za reakciju oksidacije mravlje kiseline
(Engineering Society for Corrosion, Belgrade, Serbia, 2018)
PtAu systems are recognized as good catalysts for the oxidation of formic acid electrooxidation, which is investigated as a possible anodic reaction in low-temperature fuel cells. In this research, bimetallic PtAu ...
Solvatochromism of 5-(4-substituted arylazo)-4-phenyl-6-methyl-3-cyano-2-pyridones / Solvatohromizam 5-(4-supstituisanih arilazo)-4-fenil-6-metil-3-cijano-2-piridona
(Engineering Society for Corrosion, Belgrade, Serbia, 2018)
Eight 5-(4-substituted arylazo)-4-phenyl-6-methyl-3-cyano-2-pyridones were synthesized by reaction of benzoylacetone and arendiazonium salt, followed by condensation with cyanoacetamide. Absorption spectra of all azo ...
CO2 conversion enhancement in a periodically operated Sabatier reactor: Nonlinear frequency response analysis and simulation- based Study
(The 25th International Symposium of Chemical Reaction Engineering (ISCRE 25), Florance, Italy, 2018)
Nonlinear frequency response (NFR) analysis was applied on a Sabatier reactor. A substantial improvement in CO2 conversion was predicted under certain conditions. The NFR analysis prediction was validated using a kinetic ...