Suchergebnisse - "Junkers, Tanja"

Precision Polymer Design in Microstructured Flow Reactors: Improved Control and First Upscale at Once von Junkers, Thomas

“… Continuous flow synthesis techniques have in recent years conquered laboratory scale synthesis, yet within the field of precision polymer synthesis its use is …”
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Photomediated controlled radical polymerization von Pan, Xiangcheng, Tasdelen, Mehmet Atilla, Laun, Joachim, Junkers, Tanja, Yagci, Yusuf, Matyjaszewski, Krzysztof

“… Photomediated controlled radical polymerization is a versatile method to prepare, under mild conditions, various well-defined polymers with complex …”
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Precise Macromolecular Engineering via Continuous-Flow Synthesis Techniques von Junkers, Tanja

“… The current state of the art of polymer synthesis in (microstructured) continuous-flow reactors is given, focusing on controlled/living polymerization methods …”
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Precise Polymer Synthesis by Autonomous Self‐Optimizing Flow Reactors von Rubens, Maarten, Vrijsen, Jeroen H., Laun, Joachim, Junkers, Tanja

“… A novel continuous flow system for automated high‐throughput screening, autonomous optimization, and enhanced process control of polymerizations was developed …”
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[2+2] Photo-cycloadditions for polymer modification and surface decoration von Junkers, Tanja

“… [Display omitted] •[2+2] Cycloaddition reactions are efficient conjugation tools for precision polymer design.•By using flow chemistry, reaction rates can be …”
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Online Monitoring of Polymerizations: Current Status von Haven, Joris J., Junkers, Tanja

“… Polymerizations are challenging to monitor online. Next to spectrometric information, which indicates the composition, progress, and identity of polymers, …”
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Solvent‐Independent Molecular Weight Determination of Polymers Based on a Truly Universal Calibration von Voorter, Pieter‐Jan, McKay, Alasdair, Dai, Jinhuo, Paravagna, Olga, Cameron, Neil R., Junkers, Tanja

“… Diffusion‐ordered NMR spectroscopy (DOSY) allows for accurate molecular weight calibration and determination that can be corrected for solvent influences …”
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Synthesis of sequence-defined acrylate oligomers via photo-induced copper-mediated radical monomer insertions von Vandenbergh, Joke, Reekmans, Gunter, Adriaensens, Peter, Junkers, Tanja

“… Photo-induced copper-mediated radical polymerization is used to synthesize monodisperse sequence defined acrylate oligomers via consecutive single unit monomer …”
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Synthesis of sequence controlled acrylate oligomers via consecutive RAFT monomer additions von Vandenbergh, Joke, Reekmans, Gunter, Adriaensens, Peter, Junkers, Tanja

“… An effective procedure to synthesize sequence controlled oligoacrylates with up to four monomer insertions via the RAFT technique is presented. Two different …”
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"Clicking" Polymers or Just Efficient Linking: What Is the Difference? von Barner-Kowollik, Christopher, Du Prez, Filip E., Espeel, Pieter, Hawker, Craig J., Junkers, Thomas, Schlaad, Helmut, Van Camp, Wim

“… The “click” trick: Many reactions are classified as click reactions even though some are limited to certain applications. Thus, there is danger that the term …”
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Efficient [2+2] photocycloadditions under equimolar conditions by employing a continuous UV-flow reactor von Conradi, Matthias, Junkers, Tanja

“… •[2+2] alkene–enone cycloadditions were performed in a UV flow reactor.•In flow, reactions are accelerated by more than a factor 100 compared to batch.•Excess …”
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Learning from Peptides to Access Functional Precision Polymer Sequences von Maron, Eva, Swisher, Jordan H., Haven, Joris J., Meyer, Tara Y., Junkers, Tanja, Börner, Hans G.

“… Functional precision polymers based on monodisperse oligo(N‐substituted acrylamide)s and oligo(2‐substituted‐α‐hydroxy acid)s have been synthesized. The …”
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Anionic flow polymerizations toward functional polyphosphoesters in microreactors: Polymerization and UV-modification von Baeten, Evelien, Vanslambrouck, Stephanie, Jérôme, Christine, Lecomte, Philippe, Junkers, Tanja

“… [Display omitted] •Poly(phosphoester)s, PPEs have been successfully polymerized in microstructured flow reactors.•By using flow chemistry, reaction rates are …”
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Versatile Approach for the Synthesis of Sequence-Defined Monodisperse 18- and 20-mer Oligoacrylates von Haven, Joris J, De Neve, Jeroen A, Junkers, Tanja

“… Linear monodisperse 18- and 20-mer acrylates are obtained via consecutive synthesis of two sequence-defined acrylate 9- and 10-mers, followed by disulfide …”
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Improved Livingness and Control over Branching in RAFT Polymerization of Acrylates: Could Microflow Synthesis Make the Difference? von Derboven, Pieter, Van Steenberge, Paul H. M., Vandenbergh, Joke, Reyniers, Marie-Francoise, Junkers, Thomas, D'hooge, Dagmar R., Marin, Guy B.

“… The superior capabilities of structured microreactors over batch reactors are demonstrated for reversible addition–fragmentation chain transfer (RAFT) solution …”
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Interpolymer radical coupling: A toolbox complementary to controlled radical polymerization von Debuigne, Antoine, Hurtgen, Marie, Detrembleur, Christophe, Jérôme, Christine, Barner-Kowollik, Christopher, Junkers, Tanja

“… The current review focuses on the relevance and practical benefit of interpolymer radical coupling methods. The latter are developing rapidly and constitute a …”
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Surface Grafting via Photo-Induced Copper-Mediated Radical Polymerization at Extremely Low Catalyst Concentrations von Laun, Joachim, Vorobii, Mariia, de los Santos Pereira, Andres, Pop-Georgievski, Ognen, Trouillet, Vanessa, Welle, Alexander, Barner-Kowollik, Christopher, Rodriguez-Emmenegger, Cesar, Junkers, Thomas

“… Surface‐initiated photo‐induced copper‐mediated radical polymerization is employed to graft a wide range of polyacrylate brushes from silicon substrates at …”
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Operator-independent high-throughput polymerization screening based on automated inline NMR and online SEC von Van Herck, Joren, Abeysekera, Iyomali, Buckinx, Axel-Laurenz, Cai, Kewei, Hooker, Jordan, Thakur, Kirti, Van de Reydt, Emma, Voorter, Pieter-Jan, Wyers, Dries, Junkers, Tanja

“… Traditional protocols for high-throughput screening and experimentation are inherently time-consuming and cost-ineffective. Herein, we present a continuous …”
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Real-Time Determination of Molecular Weight: Use of MaDDOSY (Mass Determination Diffusion Ordered Spectroscopy) to Monitor the Progress of Polymerization Reactions von Tooley, Owen, Pointer, William, Radmall, Rowan, Hall, Mia, Swift, Thomas, Town, James, Aydogan, Cansu, Junkers, Tanja, Wilson, Paul, Lester, Daniel, Haddleton, David

“… Knowledge of molecular weight is an integral factor in polymer synthesis, and while many synthetic strategies have been developed to help control this, …”
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Influence of dielectric layer thickness and roughness on topographic effects in magnetic force microscopy von Krivcov, Alexander, Ehrler, Jasmin, Fuhrmann, Marc, Junkers, Tanja, Möbius, Hildegard

“… Magnetic force microscopy (MFM) has become a widely used tool for the characterization of magnetic properties. However, the magnetic signal can be overlapped …”
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