Publications

Schloegl, Sabine, Kamleitner, Josef, Kroell, Nils, Chen, Xiaozheng, Vollprecht, Daniel, Tischberger-Aldrian, Alexia (2024). Developing a prediction model in a lightweight packaging waste sorting plant using sensor-based sorting data combined with data of external near-infrared and LiDAR sensors. Waste Management & Research.

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Feil, Alexander Herbert, Kroell, Nils, Greiff, Kathrin (2024). Mechanische Aufbereitung von Post-Consumer Verpackungsmaterialien für das werkstoffliche Recycling von Kunststoffen. Handbuch Kreislaufwirtschaft: Recht, Ingenieur- und Naturwissenschaften, Nachhaltigkeit, Klimaschutz, Digitalisierung.

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Becker, Amrei, Datko, Annika, Kroell, Nils, Küppers, Bastian, Greiff, Kathrin, Gries, Thomas (2024). Near-infrared-based sortability of polyester-containing textile waste. Resources, Conservation and Recycling.

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Jakobs, Michelle, Kroell, Nils (2024). Influence of plastic packaging design on the sensor-based sortability in lightweight packaging waste sorting plants. Resources, Conservation and Recycling.

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Wu, Xiaoye, Kroell, Nils, Greiff, Kathrin (2024). Deep learning-based instance segmentation on 3D laser triangulation data for inline monitoring of particle size distributions in construction and demolition waste recycling. Resources, Conservation and Recycling.

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Greiff, Kathrin, Feil, Alexander, Weitkämper, Lars, Kroell, Nils, Scherling, Tabea, Gürsel, Devrim, Merz, Vincent (2024). 10th Sensor-Based Sorting & Control 2024.

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Kroell, Nils (2023). Sensor-based characterization of anthropogenic material systems: developing characterization methods and novel applications for optimizing the mechanical recycling of lightweight packaging waste. RWTH Aachen University.

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Kroell, Nils, Chen, Xiaozheng, Küppers, Bastian, Schlögl, Sabine, Feil, Alexander, Greiff, Kathrin (2023). Near-infrared-based quality control of plastic pre-concentrates in lightweight-packaging waste sorting plants. Resources, Conservation and Recycling.

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Kroell, Nils, Maghmoumi, Abtin, Dietl, Tobias, Chen, Xiaozheng, Küppers, Bastian, Scherling, Tabea, Feil, Alexander, Greiff, Kathrin (2023). Towards digital twins of waste sorting plants: Developing data-driven process models of industrial-scale sensor-based sorting units by combining machine learning with near-infrared-based process monitoring. Resources, Conservation and Recycling.

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Chen, Xiaozheng, Kroell, Nils, Feil, Alexander, Greiff, Kathrin (2023). Sensor-based sorting. Handbook of recycling.

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Kroell, Nils, Chen, Xiaozheng, Maghmoumi, Abtin, Lorenzo, Julius, Schlaak, Matthias, Nordmann, Christian, Küppers, Bastian, Thor, Eric, Greiff, Kathrin (2023). NIR-MFCO dataset: Near-infrared-based false-color images of post-consumer plastics at different material flow compositions and material flow presentations. Data in Brief.

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Kroell, Nils, Chen, Xiaozheng, Feil, Alexander, Greiff, Kathrin (2023). Sensortechnik in der Sortierung und Aufbereitung von Kunststoffverpackungen - Potenziale und Grenzen.
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Chen, Xiaozheng, Kroell, Nils, Hofmann, Benedikt, Schlögl, Sabine, Greiff, Kathrin (2023). Improving drum sieve performance in lightweight packaging waste recycling by automatic parameter adjustment through 3D laser triangulation-based process monitoring. Resources, Conservation and Recycling.

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Kroell, Nils, Chen, Xiaozheng, Küppers, Bastian, Lorenzo, Julius, Maghmoumi, Abtin, Schlaak, Matthias, Thor, Eric, Nordmann, Christian, Greiff, Kathrin (2023). Near-infrared-based determination of mass-based material flow compositions in mechanical recycling of post-consumer plastics: Technical feasibility enables novel applications. Resources, Conservation and Recycling.

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Kroell, Nils, Chen, Xiaozheng, Nordmann, Christian, Pfund, Elias, Lorenzo, Julius, Dietl, Tobias, Maghmoumi, Abtin, Küppers, Bastian, Feil, Alexander, Greiff, Kathrin (2022). Optimierte Sortierung von Leichtverpackungs-abfällen durch ein intelligentes Stoffstrommanagement. Vorträge-Konferenzband zur 16. Recy & DepoTech-Konferenz.

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Schlögl, Sabine, Kamleitner, Josef, Kroell, Nils, Chen, Xiaozheng (2022). Implementierung von Sensor-based Material flow Monitoring in einer Kunststoffsortieranlage. Vorträge-Konferenzband zur 16. Recy & DepoTech-Konferenz.

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Chen, Xiaozheng, Kroell, Nils, Althaus, Malte, Pretz, Thomas, Pomberger, Roland, Greiff, Kathrin (2022). Enabling mechanical recycling of plastic bottles with shrink sleeves through near-infrared spectroscopy and machine learning algorithms. Resources, Conservation and Recycling.

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Kroell, Nils, Chen, Xiaozheng, Greiff, Kathrin, Feil, Alexander (2022). Optical sensors and machine learning algorithms in sensor-based material flow characterization for mechanical recycling processes: A systematic literature review. Waste Management.

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Kroell, Nils, Schönfelder, Paula, Chen, Xiaozheng, Johnen, Kay, Feil, Alexander, Greiff, Kathrin (2022). Sensorbasierte Vorhersage von Korngrössenverteilungen durch Machine Learning Modelle auf Basis von 3D-Lasertriangulationsmessungen.
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Schlögl, Sabine, Kroell, Nils, Radkohl, Verena (2022). Relevance and challenges of plant control in the pre-processing stage for enhanced sorting performance. 9th Sensor-Based Sorting & Control 2022.

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Kroell, Nils, Dietl, Tobias, Maghmoumi, Abtin, Chen, Xiaozheng, Küppers, Bastian, Feil, Alexander, Greiff, Kathrin (2022). Assessment of sensor-based sorting performance for lightweight packaging waste through sensor-based material flow monitoring: Concept and preliminary results. 9th Sensor-Based Sorting & Control 2022.

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Greiff, Kathrin, Wotruba, Hermann, Feil, Alexander, Kroell, Nils, Chen, Xiaozheng, Gürsel, Devrim, Merz, Vincent (2022). 9th Sensor-Based Sorting & Control 2022.

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Kroell, Nils, Chen, Xiaozheng, Maghmoumi, Abtin, Koenig, Morgane, Feil, Alexander, Greiff, Kathrin (2021). Sensor-based particle mass prediction of lightweight packaging waste using machine learning algorithms. Waste Management.

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Chen, Xiaozheng, Kroell, Nils, Dietl, Tobias, Feil, Alexander, Greiff, Kathrin (2021). Influence of long-term natural degradation processes on near-infrared spectra and sorting of post-consumer plastics. Waste Management.

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Parrodi, Juan Carlos Hern'andez, Kroell, Nils, Chen, Xiaozheng, Dietl, Tobias, Pfund, Elias, Küppers, Bastian, Nordmann, Christian (2021). Nahinfrarot-basierte Stoffstromüberwachung von Bau- und Abbruchabfällen. Mineralische Nebenprodukte und Abfälle.

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Feil, Alexander, Kroell, Nils, Pretz, Thomas, Greiff, Kathrin (2021). Anforderungen an eine effiziente technologische Behandlung von Post-Consumer Verpackungsmaterialien in Sortieranlagen: Möglichkeiten und Grenzen. Müll und Abfall.

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Chen, Xiaozheng, Kroell, Nils, Li, Ke, Feil, Alexander, Pretz, Thomas (2021). Influences of bioplastic polylactic acid on near-infrared-based sorting of conventional plastic. Waste management & research.

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Kroell, Nils (2021). imea: A Python package for extracting 2D and 3D shape measurements from images. Journal of Open Source Software.

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Kroell, Nils, Johnen, Kay, Chen, Xiaozheng, Feil, Alexander (2021). Fine metal-rich waste stream characterization based on RGB data: Comparison between feature-based and deep learning classification methods. OCM 2021 - Optical Characterization of Materials: Conference Proceedings.

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Chen, Xiaozheng, Kroell, Nils, Wickel, Jan, Feil, Alexander (2021). Determining the composition of post-consumer flexible multilayer plastic packaging with near-infrared spectroscopy. Waste Management.

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Chen, Xiaozheng, Kroell, Nils, Feil, Alexander, Pretz, Thomas (2020). Determination of the composition of multilayer plastic packaging with nir spectroscopy. Detritus.

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Johnen, Kay, Kroell, Nils, Feil, Alexander (2020). Entwicklung einer Methodik zur Wertstoffgehaltsbestimmung von feinkörnigen Abfällen. Recy & DepoTech 2020.

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Johnen, Kay, Kroell, Nils (2020). Quantitative Klemmkornbestimmung mittels Bildauswertung am Beispiel der Siebung von Abfallfeinfraktionen.
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