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2.433 Aktuelle Fachpublikationen zum Thema temperature

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Effect of alkyl chain length of tri-n-alkyl phosphate extractants on the electrochemical behaviour of U(VI) in ionic liquid medium

25.04.2016 | Author(s): R. Rama, Alok Rout, K.A. Venkatesan, M.P. Antony, Journal of Electroanalytical Chemistry, 2016

Publication date: 15 June 2016 Source:Journal of Electroanalytical Chemistry, Volume 771 Author(s): R. Rama, Alok Rout, K.A. Venkatesan, M.P. Antony Higher homologs of trialkyl phosphates have been proposed for the separation of U(VI) from fast reactor dissolver solution by liquid – ...

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Influence of γ-ray modified MWCNTs on the structural and thermal properties of high-density polyethylene

24.04.2016 | Author(s): Bilal Ghafoor, Malik Sajjad Mehmood, Umair Shahid, Mansoor A. Baluch, Tariq Yasin, Radiation Physics and Chemistry, 2016

Publication date: August 2016 Source:Radiation Physics and Chemistry, Volume 125 Author(s): Bilal Ghafoor, Malik Sajjad Mehmood, Umair Shahid, Mansoor A. Baluch, Tariq Yasin This study aims to investigate the influence of adding 100kGy γ-irradiated multi wall carbon nano tubes ...

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Influence of γ-irradiation and temperature on the mechanical properties of EPDM cable insulation

24.04.2016 | Author(s): T. Šarac, N. Quiévy, A. Gusarov, M.J. Konstantinović, Radiation Physics and Chemistry, 2016

Publication date: August 2016 Source:Radiation Physics and Chemistry, Volume 125 Author(s): T. Šarac, N. Quiévy, A. Gusarov, M.J. Konstantinović The mechanical properties of EPDM polymers, degraded as a result of extensive thermal and radiochemical aging treatment, are studied. The ...

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Comparative Study on Virgin Coconut Oil Extraction Using Protease from Hepatopancreas of Pacific White Shrimp and Alcalase

22.04.2016 | Theeraphol Senphan, Soottawat Benjakul, Journal of Food Processing and Preservation, 2016

Abstract Virgin coconut oil (VCO) was extracted from coconut milk with the aid of crude protease extract (CPE) from hepatopancreas of Pacific white shrimp at different levels (5–15 unit/g protein) at 60C for various hydrolysis times (0–180 min). Yield of VCO increased within the first 90 min ...

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Corrosion and deposit formation on four steels exposed in the syngas section after a biomass gasifier

21.04.2016 | R. Elger, R. Norling, R. Pettersson, Materials and Corrosion, 2016

In this work, three different stainless steels (304L (CrNi‐18‐8), 253 MA®(CrNiSi‐21‐11), Kanthal® A‐1 (FeCrAl)) and a reference low‐alloyed ferritic steel (16Mo3 (Fe0.3Mo)) were exposed in a commercial biomass gasifier for three periods of 9 min, 580 and 1054 h in the temperature range ...

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Acoustic emission behavior of 316LN stainless steel during oxide film formation in high temperature aqueous environment

21.04.2016 | M.‐Y. Chai, Q. Duan, D.‐D. Wang, Z.‐X. Zhang, Materials and Corrosion, 2016

Acoustic emission (AE) technique was used to study the oxide film formation of 316LN stainless steel (SS) in high temperature aqueous environment. The morphology and chemical compositions of oxide films of 316LN SS base metal and weld were also investigated by using scanning electron microscopy ...

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Composition and spectroscopic properties of historic Cr logwood inks

21.04.2016 | Silvia A. Centeno, Maddalena Bronzato, Polonca Ropret, Alfonso Zoleo, Alfonso Venzo, Sara Bogialli, Denis Badocco, Journal of Raman Spectroscopy, 2016

A basic recipe for making a Cr logwood ink dating to 1847 was adapted in order to obtain hues varying from orange to dark brown. The inks synthesized were characterized by Raman spectroscopy, Fourier transform infrared spectroscopy, liquid chromatography–diode array detection–quadrupole ...

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Catalytic oxidation removal of gaseous elemental mercury in flue gas over niobium‐loaded catalyst

19.04.2016 | Honghu Li, Jiangjun Hu, He Wang, The Canadian Journal of Chemical Engineering, 2016

Abstract Nb‐Co‐Ce/Al2O3 catalysts prepared by impregnation, sol‐gel method, and co‐precipitation were examined for elemental mercury (Hg0) oxidation in a simulated coal combustion flue gas. The catalysts were characterized by SEM‐EDS, BET, XRD, FTIR, and XPS techniques. The performances of ...

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Preparation of Gluconic Acid by Oxidation of Glucose with Hydrogen Peroxide

16.04.2016 | Ying‐Ming Mao, Journal of Food Processing and Preservation, 2016

Abstract Hydrogen peroxide (H2O2) is a strong oxidant that oxidizes the hemiacetal hydroxyl to carboxyl group in glucose. In this study, gluconic acid was prepared by oxidation of glucose with H2O2, and the pH of the mixture was monitored during the preparation. The pH of the mixture was ...

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Metal-Free Chemoselective Oxidation of Sulfides to Sulfoxides Catalyzed by Immobilized L-Aspartic Acid and L-Glutamic Acid in Aqueous Phase at Room Temperature

13.04.2016 | Hai-Min Shen; Wen-Jie Zhou; Wu bin Yu; Hong-Ke Wu; Qiu-ping Liu; Hongbing Ji; Yan Wang; Yuan-Bin She, New Journal of Chemistry, 2016

L-Aspartic acid and L-glutamic acid were immobilized on hybrid silica and characterized by FT-IR, XPS, contact angle measurement, TGA, SEM and XRD. Employed as heterogeneous catalysts in selective oxidation of sulfides with 30% H2O2 at room temperature, 99% conversion and 97% selectivity were ...

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