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1.408 Aktuelle Fachpublikationen zum Thema Addition

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Attenuation efficiency of X-ray and comparison to gamma ray and neutrons in composite metal foams

27.07.2015 | Author(s): Shuo Chen, Mohamed Bourham, Afsaneh Rabiei, Radiation Physics and Chemistry, 2015

Publication date: December 2015 Source:Radiation Physics and Chemistry, Volume 117 Author(s): Shuo Chen, Mohamed Bourham, Afsaneh Rabiei Steel–steel composite metal foams (S–S CMFs) and Aluminum–steel composite metal foams (Al–S CMFs) with various sphere sizes and matrix materials ...

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mRNA Cap Modification through Carb­amate Chemistry: Synthesis of Amino‐ and Carboxy‐Functionalised Cap Analogues Suitable for Labelling and Bioconjugation

24.07.2015 | Marcin Warminski, Zofia Warminska, Joanna Kowalska, Jacek Jemielity, European Journal of Organic Chemistry, 2015

Abstract A simple and efficient synthesis of dinucleotide mRNA 5′ cap analogues functionalised by the addition of an amine or carboxylic acid group onto one of the ribose rings is reported. Selection of the modification sites was dictated by the recognition specificity for the 5′ cap by ...

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Sensors, Vol. 15, Pages 18040-18060: PEG Functionalization of Whispering Gallery Mode Optical Microresonator Biosensors to Minimize Non-Specific Adsorption during Targeted, Label-Free Sensing

24.07.2015 | Wang, Fanyongjing ; Anderson, Mark ; Bernards, Matthew T.; Hunt, Heather K., Sensors, 2015

Whispering Gallery Mode (WGM) optical microresonator biosensors are a powerful tool for targeted detection of analytes at extremely low concentrations. However, in complex environments, non-specific adsorption can significantly reduce their signal to noise ratio, limiting their accuracy. To ...

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Highly Diastereo‐ and Enantioselective Michael Addition of Nitroalkanes to 2‐Enoyl‐Pyridine N‐Oxides Catalyzed by Scandium(III)/Copper(II) Complexes

21.07.2015 | Lijun Li, Sheng Zhang, Yanbin Hu, Yanan Li, Chong Li, Zhenggen Zha, Zhiyong Wang, Chemistry - A European Journal, 2015

Abstract A C2‐symmetric Schiff‐base ligand, derived from tridentate‐Schiff‐base, was developed and successfully applied to the asymmetric Michael addition of nitroalkanes to 2‐enoyl‐pyridine N‐oxides. With this newly catalytic system, an unprecedented diastereoselectivity was obtained in the ...

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Inhibitors of sphingosine-1-phosphate metabolism (sphingosine kinases and sphingosine-1-phosphate lyase)

20.07.2015 | Author(s): Pol Sanllehí, José Luis Abad, Josefina Casas, Antonio Delgado, Chemistry and Physics of Lipids, 2015

Publication date: Available online 19 July 2015 Source:Chemistry and Physics of Lipids Author(s): Pol Sanllehí, José Luis Abad, Josefina Casas, Antonio Delgado Sphingolipids (SLs) are essential structural and signaling molecules of eukaryotic cells. Among them, sphingosine 1 ...

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Evaluation of iron-containing carbon nanotubes by near edge X-ray absorption technique

20.07.2015 | Author(s): A.G. Osorio, C.P. Bergmann, Radiation Physics and Chemistry, 2015

Publication date: October 2015 Source:Radiation Physics and Chemistry, Volume 115 Author(s): A.G. Osorio, C.P. Bergmann The synthesis of carbon nanotubes (CNTs) via Chemical Vapor Deposition method with ferrocene results in CNTs filled with Fe-containing nanoparticles. The present work ...

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Prediction of size distribution of Ag nanoparticles synthesized via gamma-ray radiolysis

20.07.2015 | Author(s): Jia-liang Liang, Sheng-wen Shen, Sheng-ying Ye, Lü-meng Ye, Radiation Physics and Chemistry, 2015

Publication date: September 2015 Source:Radiation Physics and Chemistry, Volume 114 Author(s): Jia-liang Liang, Sheng-wen Shen, Sheng-ying Ye, Lü-meng Ye The spherical shape Ag nanoparticles synthesized via gamma-ray radiolysis were observed with the transmission electron microscope ...

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Effect of gamma irradiation on Korean traditional multicolored paintwork

20.07.2015 | Author(s): Minchul Yoon, Dae-Woon Kim, Jong-il Choi, Yong-Jae Chung, Dai-Ill Kang, Gwang Hoon Kim, Kwang ..., Radiation Physics and Chemistry, 2015

Publication date: October 2015 Source:Radiation Physics and Chemistry, Volume 115 Author(s): Minchul Yoon, Dae-Woon Kim, Jong-il Choi, Yong-Jae Chung, Dai-Ill Kang, Gwang Hoon Kim, Kwang-Tae Son, Hae-Jun Park, Ju-Woon Lee Gamma irradiation can destroy fungi and insects ...

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The challenging SO2-mediated chemical build-up of protein aggregates in wines

20.07.2015 | Author(s): Ricardo Chagas, Luísa M. Ferreira, César A.T. Laia, Sara Monteiro, Ricardo B. Ferreira, Food Chemistry, 2015

Publication date: 1 February 2016 Source:Food Chemistry, Volume 192 Author(s): Ricardo Chagas, Luísa M. Ferreira, César A.T. Laia, Sara Monteiro, Ricardo B. Ferreira Despite the extensive research performed during the last decades, the multifactorial mechanism responsible for ...

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Accessing an Aromatic Diphosphatriazolate Anion by Formal Inorganic “Click” Chemistry

15.07.2015 | Christian Hering‐Junghans, Eric Rivard, Angewandte Chemie International Edition, 2015

High five: A formal cycloaddition reaction between a chemical source of P2 and azide (N3)− affords the novel [P2N3]− ion. Experimental and computational investigations confirm the presence of substantial aromaticity within this exciting new building block in inorganic chemistry.

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