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Приказ резултата 21-30 од 318
Application and testing of a new simple experimental set-up for thermal conductivity measurements of liquids
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2017)
Transient hot wire method is considered a reliable and precise technique for measuring the thermal conductivity of liquids. The present paper describes a new transient hot wire experimental set-up and its initial testing. ...
Preparation and characterization of bismuth germanium oxide (BGO) polymer composites
(Elsevier Science Sa, Lausanne, 2017)
Bismuth germanium oxide Bi12GeO20 (BGO) has very interesting electrical, optical and magnetic properties. In order to make devices based on this material more flexible, its powder was used for preparing polymer composites. ...
Structural, Chemical and Magnetic Properties of Nickel Vertical Posts Obtained by Glancing Angle Deposition Technique
(Science of Sintering, 2017)
In this work, Glancing Angle Deposition technique was used for obtaining nanostructured nickel thin film with vertical posts on glass substrate which was positioned 75 degrees with respect to the substrate normal and rotated ...
Mechanism of adsorption of Cu2+ and Zn2+ on the corn silk (Zea mays L.)
(Elsevier, Amsterdam, 2017)
In this study the novel biosorbent - raw corn silk (CS) was investigated for Cu2+ and Zn2+ removal from aqueous solutions. The physical and chemical properties of CS were determined by SEM - EDX and ATR - FTIR techniques. ...
Seawater zinc/polypyrrole-air cell possessing multifunctional charge-discharge characteristics
(Springer, New York, 2017)
An environmentally friendly cell using polypyrrole-air regenerative cathode and zinc as anode is investigated in the 3% sodium chloride solution. The cell can operate in different charge and discharge mode. Polypyrrole can ...
Polyaniline-lead sulfate based cell with supercapattery behavior
(Elsevier Science Bv, Amsterdam, 2017)
The electrochemically synthesized polyaniline and lead sulfate are investigated as a possible active material of the aqueous based hybrid asymmetric supercapacitors. The electrochemical characteristics of polyaniline ...
Organic Rankine Cycle system performance targeting and design for multiple heat sources with simultaneous working fluid selection
(Elsevier Sci Ltd, Oxford, 2017)
This work presents a systematic approach toward the design of Organic Rankine Cycles (ORC) for the generation of power from multiple heat sources available at different temperature levels. The design problem is approached ...
Best methods for calculating interaction energies in 2-butene and butane systems
(Elsevier, Amsterdam, 2017)
Benchmarking study on eighteen methods, including MP2, B2PLYP-D3, B2PLYP-D3BJ, coB97xD, M05-D3, M06-D3, M052X-D3, M061-1F-D3, PBEO-D3, PBEO-D3BJ, B3LYP-D3, B3LYP-D3DJ, TPSS-D3, TPSS-D3BJ, BP86-D3, BP86-D3BJ, BLYP-D3, ...
Simultaneous enhancement of natural sunlightand artificial UV-driven photocatalytic activity of a mechanically activated ZnO/SnO2 composite
(Royal Soc Chemistry, Cambridge, 2017)
Mechanical milling of commercial ZnO and SnO2 was used to produce a ZnO/SnO2 composite with a high density of surface defects; in particular, zinc interstitials (Zni) and oxygen vacancies (VO). To determine the impact of ...
Optimization of the process of Cu(II) sorption by mechanically treated Prunus persica L. - Contribution to sustainability in food processing industry
(Elsevier Sci Ltd, Oxford, 2017)
This paper presents an eco-friendly approach for minimizing heavy metal pollution, offering food waste valorization and energy source at the same time. It focuses on Cu(II) sorption by low cost sorbent developed by mechanical ...