Suchergebnisse - "Peinder, Peter"

Linkage Abundance and Molecular Weight Characteristics of Technical Lignins by Attenuated Total Reflection‐FTIR Spectroscopy Combined with Multivariate Analysis von Lancefield, Christopher S., Constant, Sandra, de Peinder, Peter, Bruijnincx, Pieter C. A.

“… Lignin is an attractive material for the production of renewable chemicals, materials and energy. However, utilization is hampered by its highly complex and …”
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Oxidative Conversion of Polyethylene Towards Di‐Carboxylic Acids: A Multi‐Analytical Approach von Smak, Tom J., Peinder, Peter, Van der Waal, Jan C., Altink, Rinke, Vollmer, Ina, Weckhuysen, Bert M.

“… To reduce the pressure on the environment created by the increasing amount of plastic waste, the need to develop suitable plastic recycling methods has become …”
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Rapid Lignin Thermal Property Prediction through Attenuated Total Reflectance‐Infrared Spectroscopy and Chemometrics von Riddell, Luke A., Lindner, Jean‐Pierre B., Peinder, Peter, Meirer, Florian, Bruijnincx, Pieter C. A.

“… To expedite the valorisation of lignin as a sustainable component in materials applications, rapid and generally available analytical methods are essential to …”
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Monitoring Molecular Weight Changes during Technical Lignin Depolymerization by Operando Attenuated Total Reflectance Infrared Spectroscopy and Chemometrics von Khalili, Khaled N. M., Peinder, Peter, Donkers, Jacqueline, Gosselink, Richard J. A., Bruijnincx, Pieter C. A., Weckhuysen, Bert M.

“… Technical lignins are increasingly available at industrial scale, offering opportunities for valorization, such as by (partial) depolymerization. Any …”
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Front Cover: Linkage Abundance and Molecular Weight Characteristics of Technical Lignins by Attenuated Total Reflection‐FTIR Spectroscopy Combined with Multivariate Analysis (ChemSusChem 6/2019) von Lancefield, Christopher S., Constant, Sandra, de Peinder, Peter, Bruijnincx, Pieter C. A.

“… The Front Cover shows that the traditional queuing up of samples for step‐by‐step structure analysis of technical lignins with HSQC NMR, 31P NMR and GPC, all …”
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Linkage Abundance and Molecular Weight Characteristics of Technical Lignins by Attenuated Total Reflection‐FTIR Spectroscopy Combined with Multivariate Analysis von Lancefield, Christopher S., Constant, Sandra, de Peinder, Peter, Bruijnincx, Pieter C. A.

“… Invited for this month′s cover is the group of Pieter Bruijnincx at Utrecht University. The image shows how lignin structure information, essential to guide …”
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Monitoring Aqueous Phase Reactions by Operando ATR‐IR Spectroscopy at High Temperature and Pressure: A Biomass Conversion Showcase von Khalili, Khaled N. M., Peinder, Peter, Bruijnincx, Pieter C. A., Weckhuysen, Bert M.

“… Spectroscopic insight into aqueous phase catalytic reactions under realistic conditions aids detailed understanding and fosters further improvements. However, …”
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Cover Picture: Monitoring Aqueous Phase Reactions by Operando ATR‐IR Spectroscopy at High Temperature and Pressure: A Biomass Conversion Showcase (Chemistry ‐ Methods 11/2021) von Khalili, Khaled N. M., Peinder, Peter, Bruijnincx, Pieter C. A., Weckhuysen, Bert M.

“… The Front Cover shows an attenuated Total Reflection Infrared spectroscopy (ATR‐IR) probe monitoring a chemical reaction in the liquid phase, particularly …”
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Monitoring Aqueous Phase Reactions by Operando ATR‐IR Spectroscopy at High Temperature and Pressure: A Biomass Conversion Showcase von Khalili, Khaled N. M., Peinder, Peter, Bruijnincx, Pieter C. A., Weckhuysen, Bert M.

“… Invited for this month's cover is the group of Bert M. Weckhuysen at the Utrecht University (The Netherlands). The cover picture shows an attenuated Total …”
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A Ziegler-type spherical cap model reveals early stage ethylene polymerization growth versus catalyst fragmentation relationships von Bossers, Koen W., Mandemaker, Laurens D. B., Nikolopoulos, Nikolaos, Liu, Yuanshuai, Rohnke, Marcus, de Peinder, Peter, Terlingen, Bas J. P., Walther, Felix, Dorresteijn, Joren M., Hartman, Thomas, Weckhuysen, Bert M.

“… Polyolefin catalysts are characterized by their hierarchically complex nature, which complicates studies on the interplay between the catalyst and formed …”
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Magnetic resonance imaging studies on catalyst impregnation processes: discriminating metal ion complexes within millimeter-sized gamma-Al2O3 catalyst bodies von Espinosa-Alonso, Leticia, Lysova, Anna A, de Peinder, Peter, de Jong, Krijn P, Koptyug, Igor V, Weckhuysen, Bert M

“… Magnetic resonance imaging (MRI) was used to study the impregnation step during the preparation of Ni/gamma-Al(2)O(3) hydrogenation catalysts with Ni(2+) metal …”
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Advances in Atypical FT-IR Milk Screening: Combining Untargeted Spectra Screening and Cluster Algorithms von Spieß, Lukas, de Peinder, Peter, van den Bijgaart, Harrie

“… Fourier-transform mid-infrared spectrometry is an attractive technology for screening adulterated liquid milk products. So far, studies on how infrared …”
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Skeletal isomerisation of oleic acid over ferrierite in the presence and absence of triphenylphosphine: Pore mouth catalysis and related deactivation mechanisms von Wiedemann, Sophie C.C., Stewart, Joseph A., Soulimani, Fouad, van Bergen-Brenkman, Tanja, Langelaar, Stephan, Wels, Bas, de Peinder, Peter, Bruijnincx, Pieter C.A., Weckhuysen, Bert M.

“… [Display omitted] •Ferrierite catalyses the alkyl branching of oleic acid with high activity and selectivity.•Reuse experiments indicate severe deactivation, …”
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A translatable IR-chemometrics model for the rapid prediction of structural and material properties of technical lignins von Riddell, Luke A, de Peinder, Peter, Lindner, Jean-Pierre B, Meirer, Florian, Bruijnincx, Pieter C A

“… Technical lignins are an industrial byproduct of plant biomass processing, for example, paper production or biorefinery operations. They are highly functional …”
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Molecular structure and composition elucidation of an industrial humin and its fractions von Constant, Sandra, Lancefield, Christopher S, Vogelzang, Willem, Pazhavelikkakath Purushothaman, Rajeesh Kumar, Frissen, Augustinus E, Houben, Klaartje, de Peinder, Peter, Baldus, Marc, Weckhuysen, Bert M, van Es, Daan S, Bruijnincx, Pieter C A

“… Humins, (side-)products of the acid-catalysed dehydration of carbohydrates, will be produced in substantial quantities with the development of industrial …”
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In-Situ Thermometry Reveals Fragmentation Behavior Based on Local Temperature in α-Olefin Polymerization Catalysts von Dorresteijn, Joren M, Terlingen, Bas, Bossers, Koen W, Jacobs, Thimo S, Wisse, Yevkeni, de Peinder, Peter, Cirriez, Virginie, Welle, Alexandre, Vogt, Eelco T C, Meirer, Florian, Weckhuysen, Bert M

“… Typical industrial olefin polymerization processes to produce both commodity and specialty polyolefin grades are mainly based on spherical, heterogeneous …”
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Predicting Molecular Weight Characteristics of Reductively Depolymerized Lignins by ATR-FTIR and Chemometrics von Riddell, Luke A, de Peinder, Peter, Polizzi, Viviana, Vanbroekhoven, Karolien, Meirer, Florian, Bruijnincx, Pieter C A

“… Recent scientific advances in the valorization of lignin, through e.g., (partial-)catalytic depolymerization, require equally state-of-the-art approaches for …”
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Front Cover: Process Monitoring of Lactone Ring Formation and Opening by Operando Attenuated Total Reflectance Infrared Spectroscopy (Chem. Methods 10/2025) von Bos, Jelle W., de Peinder, Peter, Janssens, Joris C. L., Oord, Ramon, Monai, Matteo, Vogt, Eelco T. C., Weckhuysen, Bert M.

“… The Front Cover features a liquid‐phase hydrogenation reactor, employing attenuated total reflectance‐infrared (ATR‐IR), Raman, and fluorescence spectroscopy …”
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γ-Stearolactone ring-opening by zeolites for the production of branched saturated fatty acids von Bos, Jelle W, Vloedgraven, Job G A, Wiedemann, Sophie C C, van Dongen, Leo, Moonen, Roel C J, Wels, Bas, Berben, Peter H, Reesink, Bennie H, de Peinder, Peter, Vogt, Eelco T C, Weckhuysen, Bert M

“… C branched saturated fatty acids (BSFA) are used as ingredients in cosmetics and lubricants and are produced the hydrogenation of C branched unsaturated fatty …”
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Process Monitoring of Lactone Ring Formation and Opening by Operando Attenuated Total Reflectance Infrared Spectroscopy von Bos, Jelle W., de Peinder, Peter, Janssens, Joris C. L., Oord, Ramon, Monai, Matteo, Vogt, Eelco T. C., Weckhuysen, Bert M.

“… Inline monitoring of chemical processes using spectroscopy is a powerful approach to replace conventional sampling. Spectroscopic data can be used with …”
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