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Showing 1-20 of 283 results
  1. Combined kinetic, and theoretical approaches for the study of the SEAr reactions of 2-(2′,4′,6′-trinitrophenyl)-4,6-dinitrobenzotriazole 1-oxide with 5-R-substituted indoles in acetonitrile

    We present a kinetic and theoretical study of electrophilic aromatic substitution (S E Ar) involving...

    Ons Amamou, Amel Hedhli, ... Taoufik Boubaker in Chemical Papers
    Article 13 April 2024
  2. Kinetics and Mechanism of the Reaction of Triphenylphosphine with Methyl Vinyl Ketone

    Abstract

    Kinetics of the reaction of triphenylphosphine with methyl vinyl ketone has been studied using the stopped flow technique. The experimental...

    A. V. Salin, A. A. Shabanov, T. V. Karamaeva in Russian Journal of General Chemistry
    Article 01 July 2022
  3. Solvent effect, quantification and correlation analysis of the nucleophilicities of cyclic secondary amines

    Kinetics of the S N Ar reactions of four 7-L-4-nitrobenzofurazans 1a-d (L = Cl, OC 6 H 5 , OCH 3 , Im + , Cl ) with three cyclic secondary amines 2a-c in...

    Raissi Hanen, Mahdhaoui Faouzi, ... Boubaker Taoufik in Chemical Papers
    Article 19 September 2022
  4. Quantifying the contribution of fines production during refining to the resulting paper strength

    Pulp refining is an essential process step prior to paper production. The contribution of fines production during refining to the resulting paper...

    Daniel Mandlez, Sarah Koller, ... Ulrich Hirn in Cellulose
    Article Open access 31 August 2022
  5. The influence of electrostatic interactions in polyelectrolyte complexes on water retention values of cellulose nanofiber slurries

    Polyelectrolyte complexes (PECs) are used as drainage and retention aids to improve dewatering of cellulose fibers as they form networks during paper...

    Nasreen Khan, Alexis R. Renfroe, ... Blair K. Brettmann in Cellulose
    Article 19 September 2022
  6. Revisiting nucleophilicity: an index for chemical reactivity from a CDFT approach

    Context

    Understanding and predicting the nucleophilic reactivity are paramount in elucidating organic chemical reactions and designing new synthetic...

    Guillaume Hoffmann, Henry Chermette, Christophe Morell in Journal of Molecular Modeling
    Article 28 June 2024
  7. Fines mobility and distribution in streaming fibre networks: experimental evidence and numerical modeling

    The motion of flocculated fibres in a streaming suspension is governed by the balance of the network strength and hydrodynamic forces. With...

    Jakob D. Redlinger-Pohn, Melanie Mayr, ... Stefan Radl in Cellulose
    Article Open access 23 September 2020
  8. A theoretical study on aza-Michael additions

    In this paper, we investigate aza-Michael additions, which are key-reactions in organic synthesis, from the theoretical point of view on a...

    Aël Cador, Guillaume Hoffmann, ... Laurent Joubert in Theoretical Chemistry Accounts
    Article 22 October 2022
  9. Enhanced Storage Resistance of Mulberries Using Laminated Cellulose Nanocrystals/Chitosan Composite Coatings

    Fresh mulberry is a soft and juicy fruit with no protective layer on the skin, limiting its storage and transportation. Nanocellulose (NCC) and...

    **aoyan Liu, Mingjun Ma, ... Lanxing Du in Journal of Polymers and the Environment
    Article 14 May 2024
  10. How the concept of chemical affinity evolved and how it contributed to chemical science

    This historiographic paper traces the evolution of the concept of chemical affinity from its antique origins until the end of the twentieth century....

    Pavel Anatolyevich Nikolaychuk in ChemTexts
    Article 26 February 2024
  11. Synthesis of Eu-doped K0.5Na0.5NbO3 ceramics and their luminescent and dielectric properties

    K 0.5 Na 0.5 NbO 3 :xEu sol–gel powders and bulk samples were synthesized by means of a modified sol–gel method. Two types of samples were obtained via...

    Marta Lubszczyk, Tomasz Brylewski, ... Andrzej Kruk in Journal of Thermal Analysis and Calorimetry
    Article Open access 29 January 2024
  12. c-PCBSD, a cross-linked fullerene derivative, as a cathodic interlayer in wide-band gap perovskite solar cells

    Wide-band gap absorber materials are prerequisites for well-performing tandem photovoltaic devices. Especially, perovskites received huge attention...

    Katarina Gugujonović, Felix Mayr, ... Markus Clark Scharber in Monatshefte für Chemie - Chemical Monthly
    Article Open access 22 July 2023
  13. Study on transport of molecules in gel by surface-enhanced Raman spectroscopy

    Surface-enhanced Raman spectroscopy (SERS)-based biosensors have recently been extensively developed because of their high sensitivity and...

    Samir Kumar, Taiga Taneichi, ... Motofumi Suzuki in Cellulose
    Article 12 October 2021
  14. Inline monitoring of high ammonia concentrations in methanol with a customized 3D printed flow cell

    A novel system for inline monitoring of ammonia (NH 3 ) suitable for methanol is presented. An optical ammonia sensor with a response time t 90 of 33 s...

    Maximilian Maierhofer, Manuel C. Maier, ... Torsten Mayr in Journal of Flow Chemistry
    Article Open access 08 February 2021
  15. Heptagonal intramolecular-lock strategy enables high-performance thermally activated delayed fluorescence emitters

    The development of highly efficient thermally activated delayed fluorescence (TADF) emitters is persistently pursued for the application of organic...

    Zhenmei Huang, Dezhi Yang, ... **gsong You in Science China Chemistry
    Article 19 January 2024
  16. Exploring the Design and Spectroscopic Characteristics of PVA/Si3N4/SiBr4 New Structures for Electronics and Optics Devices

    This work aims to design of silicon nitride (Si 3 N 4 ) and silicon bromide (SiBr 4 ) doped polyvinyl alcohol (PVA) as promising semiconductors materials...

    Fatema Sattar Jaber, Ahmed Hashim, Hayder M. Abduljalil in Silicon
    Article 04 July 2022
  17. AI for organic and polymer synthesis

    Recent years have witnessed the transformative impact from the integration of artificial intelligence with organic and polymer synthesis. This...

    **n Hong, Qi Yang, ... Shu-Li You in Science China Chemistry
    Article 26 June 2024
  18. QSAR and Molecular Modeling Studiesof Factor Xa and Thrombin Inhibitors

    Thrombotic disorders remain the major cause of death and disability in Western society. Many approaches to develop antithrombotic drugs that...
    Chapter
  19. Can molecular and atomic descriptors predict the electrophilicity of Michael acceptors?

    In this paper, we assess the ability of various intrinsic molecular and atomic descriptors, grounded in the conceptual density functional theory and...

    Guillaume Hoffmann, Vincent Tognetti, Laurent Joubert in Journal of Molecular Modeling
    Article 14 September 2018
  20. Chiral multiple-resonance thermally activated delayed fluorescence materials based on chiral spiro-axis skeleton for efficient circularly polarized electroluminescence

    Chiral luminescence materials have potential applications in the field of three-dimensional displays due to their circularly polarized luminescence...

    Shi-Quan Song, **ao Han, ... You-Xuan Zheng in Science China Chemistry
    Article 11 June 2024
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