Search Results - "Grudzien, Krzysztof"

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    Synthesis of Substituted β‐Functionalised Styrenes by Microwave‐Assisted Olefin Cross‐Metathesis and Scalable Synthesis of Apremilast by Jana, Anupam, Zieliński, Grzegorz Krzysztof, Czarnocka‐Śniadała, Sylwia, Grudzień, Krzysztof, Podwysocka, Dominika, Szulc, Marcin, Kajetanowicz, Anna, Grela, Karol

    Published in ChemCatChem (05-12-2019)
    “…Preparation of diversely substituted β‐functionalised styrenes by microwave‐assisted olefin cross‐metathesis (CM) is described. This method can be also…”
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    Mechanistic Studies of Hoveyda-Grubbs Metathesis Catalysts Bearing S-, Br-, I-, and N-coordinating Naphthalene Ligands by Grudzień, Krzysztof, Żukowska, Karolina, Malińska, Maura, Woźniak, Krzysztof, Barbasiewicz, Michał

    Published in Chemistry : a European journal (03-03-2014)
    “…Derivatives of the Hoveyda–Grubbs complex bearing S‐, Br‐, I‐, and N‐coordinating naphthalene ligands were synthesized and characterized with NMR and X‐ray…”
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    Visualization System for Large-Scale Silo Flow Monitoring Based on ECT Technique by Grudzien, Krzysztof

    Published in IEEE sensors journal (15-12-2017)
    “…This paper addresses the issues of monitoring and diagnostics of flow processes in gravitational flows of friable materials within large-scale silos. The…”
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    ECT Image Analysis Methods for Shear Zone Measurements during Silo Discharging Process by Grudzien, Krzysztof, Chaniecki, Zbigniew, Romanowski, Andrzej, Niedostatkiewicz, Maciej, Sankowski, Dominik

    Published in Chinese journal of chemical engineering (01-04-2012)
    “…The paper covers the electrical capacitance tomography(ECT) data analysis on shear zones formed during silo discharging process.This is due to the ECT aptitude…”
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    X-ray Imaging Analysis of Silo Flow Parameters Based on Trace Particles Using Targeted Crowdsourcing by Romanowski, Andrzej, Łuczak, Piotr, Grudzień, Krzysztof

    Published in Sensors (Basel, Switzerland) (28-07-2019)
    “…This paper presents a novel method for tomographic measurement and data analysis based on crowdsourcing. X-ray radiography imaging was initially applied to…”
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    NHC-Cu Three-Coordinate Complex as a Promising Photocatalyst for Energy and Electron Transfer Reactions by Grudzień, Krzysztof, Szeptuch, Zuzanna, Kubiszewski, Hubert, Chaładaj, Wojciech, Rybicka-Jasińska, Katarzyna

    Published in Journal of organic chemistry (21-06-2024)
    “…Herein, we describe a simple three-coordinate complex of Cu­(I) with an NHC and 1,10-phenanthroline ligands as an effective photocatalyst for energy (e.g.,…”
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    Gold(I)-Catalyzed Formation of Naphthalene/Acenaphthene Heterocyclic Acetals by Michalska, Malina, Grudzień, Krzysztof, Małecki, Paweł, Grela, Karol

    Published in Organic letters (16-02-2018)
    “…A gold-catalyzed addition/cyclization reaction to form 3-alkoxy-benzo­[de]­isochromene derivatives was developed. All reactions, performed in mild conditions,…”
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    Synthesis and Properties of Bimetallic Hoveyda–Grubbs Metathesis Catalysts by Grudzień, Krzysztof, Malinska, Maura, Barbasiewicz, Michał

    Published in Organometallics (14-05-2012)
    “…The catalytic activity of ruthenium Hoveyda–Grubbs complexes in olefin metathesis is a function of complex steric and electronic effects acting on initiation…”
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    Larger scale Stahl oxidation with instant Cu removal in convenient synthesis of chiral bidentate N–heterocyclic carbene precursor by Grudzień, Krzysztof, Nogaś, Wojciech, Szczepaniak, Grzegorz, Grela, Karol

    Published in Polyhedron (01-05-2021)
    “…[Display omitted] •New chiral, bidentate, aminoalkyl N-heterocyclic carbene ligand precursor obtained.•50% total yield of 4 step synthesis, no column…”
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    Remarkable Ability of the Benzylidene Ligand To Control Initiation of Hoveyda-Grubbs Metathesis Catalysts by Basak, Tymoteusz, Grudzień, Krzysztof, Barbasiewicz, Michał

    Published in European journal of inorganic chemistry (01-07-2016)
    “…The structure of the chelating benzylidene ligand offers the unique ability to control the initiation of Hoveyda–Grubbs metathesis catalysts. Apart from steric…”
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    New realities for Polish primary school informatics education affected by COVID-19 by Panskyi, Taras, Korzeniewska, Ewa, Serwach, Małgorzata, Grudzień, Krzysztof

    Published in Education and information technologies (01-05-2022)
    “…In the paper, the authors discuss the first research effort to explore the transition from traditional teaching into distance teaching in Polish primary…”
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    Interactive Timeline Approach for Contextual Spatio-Temporal ECT Data Investigation by Romanowski, Andrzej, Chaniecki, Zbigniew, Koralczyk, Aleksandra, Woźniak, Mikołaj, Nowak, Adam, Kucharski, Przemysław, Jaworski, Tomasz, Malaya, Maja, Rózga, Paweł, Grudzień, Krzysztof

    Published in Sensors (Basel, Switzerland) (25-08-2020)
    “…This paper presents a novel approach to a complex process of electrical capacitance tomography (ECT) measurement data analysis. ECT is frequently employed for…”
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    Application of electrical capacitance tomography and artificial neural networks to rapid estimation of cylindrical shape parameters of industrial flow structure by Garbaa, Hela, Jackowska-Strumiłło, Lidia, Grudzień, Krzysztof, Romanowski, Andrzej

    “…A new approach to solve the inverse problem in electrical capacitance tomography is presented. The proposed method is based on an artificial neural network to…”
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    Quantitative analysis of flow dynamics of organic granular materials inside a versatile silo model during time-lapse X-ray tomography experiments by Babout, Laurent, Grudzień, Krzysztof, Waktola, Selam, Miśkiewicz, Konrad, Adrien, Jerome, Maire, Eric

    Published in Computers and electronics in agriculture (01-05-2020)
    “…•A new X-ray CT compatible-like silo generation was designed to explore asymmetric flow dynamics.•Proposed image processing strategy allows to investigate at…”
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    A new data-processing approach to study particle motion using ultrafast X-ray tomography scanner: case study of gravitational mass flow by Waktola, Selam, Bieberle, Andre, Barthel, Frank, Bieberle, Martina, Hampel, Uwe, Grudzień, Krzysztof, Babout, Laurent

    Published in Experiments in fluids (01-04-2018)
    “…In most industrial products, granular materials are often required to flow under gravity in various kinds of silo shapes and usually through an outlet in the…”
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    A Missing Relative: A Hoveyda–Grubbs Metathesis Catalyst Bearing a Peri-Substituted Naphthalene Framework by Barbasiewicz, Michał, Grudzień, Krzysztof, Malinska, Maura

    Published in Organometallics (23-04-2012)
    “…Molecular scaffolds of polycyclic aromatic hydrocarbons can serve as unique tools to control the molecular and electronic structure of coordination compounds…”
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    Synthesis, properties and application of electronically-tuned tetraarylarsonium salts as phase transfer catalysts (PTC) for the synthesis of gem-difluorocyclopropanes by Grudzień, Krzysztof, Basak, Tymoteusz, Barbasiewicz, Michał, Wojciechowski, Tomasz M., Fedoryński, Michał

    Published in Journal of fluorine chemistry (01-05-2017)
    “…[Display omitted] •Four symmetrical tetraarylarsonium salts, bearing sterically hindered electronically-tuned cations, were synthesized.•Synthetic studies…”
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    Studies on synthesis of quinonylidene Hoveyda-type complexes by Grudzień, Krzysztof, Barbasiewicz, Michał

    Published in Applied organometallic chemistry (01-05-2015)
    “…In a quest of redox‐switchable metathesis catalysts we attempted synthesis of ruthenium quinonylidene complexes using two synthetic pathways. First,…”
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