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252 Publications


2023 | Conference Paper | LibreCat-ID: 48672
Evaluation of the effects of different heating strategies on the joining partners during infrared welding of black polyamides
V. Schöppner, K. Gevers, L. Schraa, P. Töws, K. Uhlig, M. Stommel, J. Decker, in: Singapur (Singapur), 2023.
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2023 | Journal Article | LibreCat-ID: 48671
Evaluation of Infrared Welded Joints of Short Fiber Reinforced Thermoplastics Using Digital Image Correlation
V. Schöppner, K. Gevers, L. Schraa, K. Uhlig, P. Töws, J. Decker, M. Stommel, Proceedings of the 2023 International Conference on Composite Materials (2023).
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2023 | Journal Article | LibreCat-ID: 48665 LibreCat
 

2023 | Conference Paper | LibreCat-ID: 48662
Dielectric Heating in the Vulcanization Process of Rubber Extrudates
V. Schöppner, J. Petzke, in: Denver, CO (USA), 2023.
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2023 | Journal Article | LibreCat-ID: 48751
Simulation of Infrared Welded Short Fiber Reinforced Thermoplastic Parts based on Mori-Tanaka Homogenization Method
V. Schöppner, K. Gevers, N. Hoenen, K. Uhlig, P. Töws, J. Decker, M. Stommel, Advanced Structured Materials (2023).
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2023 | Journal Article | LibreCat-ID: 48754
Verbesserung der Betriebspunktauslegung durch Schneckensimulation
V. Schöppner, L. Austermeier, D. Trienens, Wissenschaftlicher Arbeitskreis Kunststofftechnik (2023) 62–66.
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2023 | Conference Paper | LibreCat-ID: 48748 LibreCat
 

2023 | Journal Article | LibreCat-ID: 48749 LibreCat
 

2023 | Journal Article | LibreCat-ID: 48753
The Wave Must Be Right
V. Schöppner, M. Frank, C.W.T. Schall, Plastic Insights (2023) 52–54.
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2023 | Book Chapter | LibreCat-ID: 48649
Einfluss von Infrarotschweißprozessparametern auf die quasistatische und zyklische Belastbarkeit von technischen glasfaserverstärkten Thermoplasten
K. Gevers, P. Töws, L. Schraa, J. Decker, V. Schöppner, K. Uhlig, M. Stommel, in: 11. Landshuter Leichtbau-Colloquium, 1st ed., Landshut: LC-Verlag, 2023, pp. 8–17.
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2023 | Conference Paper | LibreCat-ID: 48651 LibreCat
 

2023 | Conference Paper | LibreCat-ID: 48660
Development Of An Asymmetric Torque Model For The Two Screws Of A Twin Screw Extruder
V. Schöppner, L. Austermeier, A. Alsoud, in: St. Gallen (Schweiz), 2023.
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2023 | Journal Article | LibreCat-ID: 48652
Auswirkungen unterschiedlicher Erwärmstrategien auf infraroterwärmte Polyphthalamide
V. Schöppner, K. Gevers, L. Schraa, P. Töws, K. Uhlig, M. Stommel, J. Decker, Joining Plastics (2023).
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2023 | Conference Paper | LibreCat-ID: 48661
Devulkanisation schwefelvernetzender Elastomere im halbleitergestützten Mikrowellenverfahren
V. Schöppner, J. Petzke, in: Gummersbach (Deutschland), 2023.
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2023 | Conference Paper | LibreCat-ID: 48738 LibreCat
 

2023 | Journal Article | LibreCat-ID: 48735
Hauptsache, die Wellenlänge stimmt
V. Schöppner, M. Frank, C.W.T. Schall, Kunststoffe (2023) 76–78.
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2023 | Journal Article | LibreCat-ID: 48746
Optimisation of the Simulation of Rubber Extrusion dies by means of the Integration of empirically determined characteristic Maps
V. Schöppner, D. Kleinschmidt, C. Hopmann, C. Wiesel, U. Nillius, M. Schön, A. Limper, KGK Kautschuk Gummi Kunststoffe (2023) 47–52.
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2023 | Conference Paper | LibreCat-ID: 48745
Mischmaterialschweißen von PC/ABS und PMMA beim Warmgasstumpfschweißen mit Runddüsen
V. Schöppner, K. Gevers, M. Albrecht, A. Seefried, in: Chemnitz (Deutschland), 2023.
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2023 | Conference Paper | LibreCat-ID: 48744
Microwave Heating of Rubber Extrudates
J. Petzke, D. Kleinschmidt, V. Schöppner, in: St. Gallen (Schweiz), 2023.
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2023 | Journal Article | LibreCat-ID: 48743
Material-Preserving Extrusion of Polyamide on a Twin-Screw Extruder
V. Schöppner, M. Altepeter, C.W.T. Schall, S. Wanke, M. Kley, Polymers (2023) 10.
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2023 | Conference Paper | LibreCat-ID: 49740
An approach for the numerical calculation of the non-isothermal pressure-throughput-characteristics of single screw melt-extruder
D. Stüker, V. Schöppner, in: INTERNATIONAL CONFERENCE ON HUMANS AND TECHNOLOGY: A HOLISTIC AND SYMBIOTIC APPROACH TO SUSTAINABLE DEVELOPMENT: ICHT 2022, AIP Publishing, 2023.
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2023 | Conference Paper | LibreCat-ID: 49737
Investigation of the influence of process and screw configurations on fiber length for recycled carbon fiber
H. Malatyali, V. Schöppner, T. Hoemann, in: INTERNATIONAL CONFERENCE ON HUMANS AND TECHNOLOGY: A HOLISTIC AND SYMBIOTIC APPROACH TO SUSTAINABLE DEVELOPMENT: ICHT 2022, AIP Publishing, 2023.
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2023 | Conference Paper | LibreCat-ID: 49734
Investigation of shear rates in twin-screw extruder using CFD-simulation
H. Malatyali, V. Schöppner, in: INTERNATIONAL CONFERENCE ON HUMANS AND TECHNOLOGY: A HOLISTIC AND SYMBIOTIC APPROACH TO SUSTAINABLE DEVELOPMENT: ICHT 2022, AIP Publishing, 2023.
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2023 | Conference Paper | LibreCat-ID: 52800
Simplified numerical calculation of the isothermal, three-dimensional, Non-Newtonian flow characteristics of single-screw melt-extruder
D. Stüker, V. Schöppner, in: INTERNATIONAL CONFERENCE ON HUMANS AND TECHNOLOGY: A HOLISTIC AND SYMBIOTIC APPROACH TO SUSTAINABLE DEVELOPMENT: ICHT 2022, AIP Publishing, 2023.
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2023 | Conference Paper | LibreCat-ID: 31733
Calibration of a Contact Model for DEM Simulations of Grooved Feed Sections of Single Screw Extruders
V. Schöppner, F. Brüning, in: 36th International Conference of the Polymer Processing Society  (PPS-36), Montreal (Kanada), 2023.
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2023 | Conference Paper | LibreCat-ID: 34748 LibreCat | DOI
 

2023 | Conference Paper | LibreCat-ID: 52801
Analysis and modelling of the material degradation of polypropylene on the co-rotating twin-screw extruder
M. Altepeter, S. Wanke, V. Schöppner, in: INTERNATIONAL CONFERENCE ON HUMANS AND TECHNOLOGY: A HOLISTIC AND SYMBIOTIC APPROACH TO SUSTAINABLE DEVELOPMENT: ICHT 2022, AIP Publishing, 2023.
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2023 | Journal Article | LibreCat-ID: 48750
Polypropylene Degradation on Co-Rotating Twin-Screw Extruders
V. Schöppner, M. Altepeter, L. Austermeier, S. Wanke, P. Meinheit, Polymers 2023 (2023) 2181.
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2023 | Conference Paper | LibreCat-ID: 29946 LibreCat
 

2023 | Journal Article | LibreCat-ID: 48742 LibreCat | DOI
 

2023 | Journal Article | LibreCat-ID: 48659 LibreCat | DOI
 

2023 | Journal Article | LibreCat-ID: 48737 LibreCat
 

2023 | Journal Article | LibreCat-ID: 52833
Recycling-Ansatz für mehrkomponentige Kunststoffprodukte durch thermische Verbundtrennung
V. Schöppner, L. Austermeier, F. Brüning, J.P. Oldemeier, O. Brandt, EXTRUSION (2023) 56–59.
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2023 | Conference Paper | LibreCat-ID: 52840
Anvil-free ultrasonic welding for welding situations with one sided access
V. Schöppner, T. Arndt, in: 76th Annual Assembly of the International Institute of Welding (IIW), Singapur , 2023.
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2022 | Journal Article | LibreCat-ID: 29947
Measurement of material degradation in dependence of shear rate, temperature, and residence time
C.W.T. Schall, V. Schöppner, Polymer Engineering and Science 62 (2022) 815–823.
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2022 | Newspaper Article | LibreCat-ID: 34723 LibreCat
 
 

2022 | Newspaper Article | LibreCat-ID: 34722 LibreCat
 

2022 | Newspaper Article | LibreCat-ID: 34721
Auf der Welle zum Mischerfolg
V. Schöppner, M. Dörner, M. Frank, C.W.T. Schall, Kunststoffe (2022).
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2022 | Conference Paper | LibreCat-ID: 34730 LibreCat
 

2022 | Conference Paper | LibreCat-ID: 34738
Investigations on the Influence of Viscoelasticity on the Swell Behaviour and Flow Instabilities of Carbon Black-Filled Rubber Compounds
V. Schöppner, D. Kleinschmidt, C. Hopmann, A. Limper, F. Fey, M. Facklam, M. Schön, in: 2022.
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2022 | Conference Paper | LibreCat-ID: 34734 LibreCat
 
 

2022 | Conference Paper | LibreCat-ID: 34740 LibreCat
 

2022 | Newspaper Article | LibreCat-ID: 34752 LibreCat
 

2022 | Journal Article | LibreCat-ID: 33090
A comparison of heuristic, statistical, and machine learning methods for heated tool butt welding of two different materials
K. Gevers, A. Tornede, M.D. Wever, V. Schöppner, E. Hüllermeier, Welding in the World (2022).
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2022 | Conference Paper | LibreCat-ID: 34727 LibreCat
 

2022 | Conference Paper | LibreCat-ID: 34720 LibreCat
 

2022 | Conference Paper | LibreCat-ID: 34726 LibreCat
 

2022 | Journal Article | LibreCat-ID: 29948 LibreCat | DOI
 

2022 | Journal Article | LibreCat-ID: 34708
A comparison of heuristic, statistical, and machine learning methods for heated tool butt welding of two different materials
V. Schöppner, K. Gevers, A. Tornede, M. Wever, E. Hüllermeier, Welding in the World (2022) 14.
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2022 | Book | LibreCat-ID: 48356
Schweißnahtkennwerte für die lebensdaueroptimierte Bauteilauslegung von hochtemperaturbeständigen Thermoplasten
V. Schöppner, S. Vogtschmidt, Schweißnahtkennwerte Für Die Lebensdaueroptimierte Bauteilauslegung von Hochtemperaturbeständigen Thermoplasten, Koblenz, 2022.
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2022 | Book | LibreCat-ID: 48358
On the Wave to Successful Mixing
V. Schöppner, M. Dörner, M. Frank, C. Schall, On the Wave to Successful Mixing, 2022.
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2022 | Journal Article | LibreCat-ID: 34733 LibreCat | DOI
 

2021 | Newspaper Article | LibreCat-ID: 24372
Lebensdauer vorhersagen?
K. Gevers, V. Schöppner, K-Zeitung (n.d.).
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2021 | Conference Paper | LibreCat-ID: 24382 LibreCat
 

2021 | Conference Paper | LibreCat-ID: 24389 LibreCat
 
 

2021 | Conference Paper | LibreCat-ID: 26630 LibreCat
 

2021 | Journal Article | LibreCat-ID: 23839
A New Approach to Modeling Leakage Flow in 2 Single-Screw Extrusion
C. Marschik, W. Roland, M. Döner, G. Steinbichler, V. Schöppner, Polymers (2021).
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2021 | Journal Article | LibreCat-ID: 23867
Influence of material degradation on weld seam quality in hot gas butt welding of polyamides
M. Bialaschik, V. Schöppner, M. Albrecht, M. Gehde, Welding in the World (2021) 1161–1169.
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2021 | Newspaper Article | LibreCat-ID: 31758
Eine runde Sache
V. Schöppner, J.H. Martens, Kunststoffe (2021) 91–93.
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2021 | Newspaper Article | LibreCat-ID: 31776
Lebensdauer vorhersagen?
V. Schöppner, K. Gevers, K-Zeitung (2021).
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2021 | Conference Paper | LibreCat-ID: 31777
Material Degradation of Polypropylene on the Co-Rotating Twin Screw Extruder
V. Schöppner, M. Altepeter, S. Wanke, in: 36th International Conference of the Polymer Processing Society (PPS), Melbourne (Kanada), 2021.
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2021 | Conference Paper | LibreCat-ID: 31782
Viskoelastische Materialmodellierung in Strömungssimulationen
V. Schöppner, D. Kleinschmidt, in: 27. Techomer - Fachtagung Über Verarbeitung Und Anwendung von Polymeren, Chemnitz (Online) , 2021.
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2021 | Conference Paper | LibreCat-ID: 31785
Warmgasstumpfschweißen - Einfluss des Werkzeugdesigns und des verwendeten Prozessgases auf das Erwärm- und Schweißverhalten
V. Schöppner, M. Albrecht, M. Gehde, M.O. Bialaschik, in: Technomer, Chemnitz (Deutschland), 2021.
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2021 | Conference Paper | LibreCat-ID: 31784
Vorteilhaftes Prozessverhalten von Wave-Schnecken in der Einschneckenextrusion
V. Schöppner, M. Dörner, C.W.T. Schall, in: Technomer 2021, Chemnitz, 2021.
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2021 | Newspaper Article | LibreCat-ID: 31786
Warmgasstumpfschweißen von Kunststoffen
V. Schöppner, M.O. Bialaschik, M. Albrecht, M. Gehde, Joining Plastics (2021) 162–169.
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2021 | Conference Paper | LibreCat-ID: 31719
Analyse des Erwärm- und Umstellverhaltens beim Schweißen von hochtemperaturbeständigen Kunststoffen
V. Schöppner, S. Vogtschmidt, in: DVS CONGRESS, Deutschland (digital), 2021.
LibreCat
 

2021 | Conference Paper | LibreCat-ID: 31730
Anwendungsorientiertes Schweißen von hochtemperaturbeständigen Kunststoffen
V. Schöppner, S. Vogtschmidt, in: Technomer, Deutschland (digital), 2021.
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2021 | Conference Paper | LibreCat-ID: 31750
Development of a Dynamic Strategy to Determine the Optimal Barrel Temperature of Single Screw Extruders
J. Köllermeier, V. Schöppner, in: 36th International Conference of the Polymer Processing  Society (PPS), Montreal (Kanada), 2021.
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2021 | Journal Article | LibreCat-ID: 24383
Effect of nucleating additives on short- and long-term tensile strength and residual stresses of welded polypropylene samples
A. Wübbeke, V. Schöppner, T. Arndt, J.-O. Maras, M. Fitze, C. Moltzahn, T. Wu, T. Niendorf, Polymers (2021).
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2021 | Conference Paper | LibreCat-ID: 24442
Investigation of the pressure-throughput behavior of different faceted mixer geometries on an analytical and simulative basis
M. Frank, V. Hollenhorst, V. Schöppner, in: 36th International Conference of the Polymer Processing - PPS 2021, 2021.
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2020 | Newspaper Article | LibreCat-ID: 24133
Der richtige Dreh für Simulationen
V. Schöppner, L. Austermeier, K. Dietl, Blasformen & Extrusionswerkzeuge (2020).
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2020 | Newspaper Article | LibreCat-ID: 24134
SKZ simuliert Doppelschnecke
V. Schöppner, L. Austermeier, K. Dietl, K Zeitung (2020).
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2020 | Misc | LibreCat-ID: 24204
ANALYSIS OF THE ADVANTAGEOUS PROCESS AND MIXING BEHAVIOUR OF WAVE-DISPERSION SCREWS IN SINGLE SCREW EXTRUSION
V. Schöppner, M. Dörner, C. Marschik, ANALYSIS OF THE ADVANTAGEOUS PROCESS AND MIXING BEHAVIOUR OF WAVE-DISPERSION SCREWS IN SINGLE SCREW EXTRUSION, 2020.
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2020 | Journal Article | LibreCat-ID: 24207
Application of Network Analysis to Flow Systems with Alternating Wave Channels: Part B. (Superimposed Drag-Pressure Flows in Extrusion)
V. Schöppner, M. Dörner, C. Marschik, W. Roland, S. Schaufler, G. Steinbichler, Polymers (2020) 1900.
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2020 | Journal Article | LibreCat-ID: 24231
Development of an Analytical Model to Describe the Disperse Melting in Wave-Dispersion Screws
V. Schöppner, M. Dörner, C. Marschik, G. Steinbichler, Polymers (2020) 946.
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2020 | Journal Article | LibreCat-ID: 24312
Wechseldehnungsschweißen - Entwicklung einer Fügetechnologie für 3D-Geometrien
S. Vogtschmidt, I. Fiebig, V. Schöppner, Joining Plastics (2020).
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2020 | Conference Paper | LibreCat-ID: 24318
Wechseldehnungsschweißen - Entwicklung einer Fügetechnologie für 3D-Geometrien
S. Vogtschmidt, V. Schöppner, in: DVS CONGRESS 2020 - Große Schweißtechnische Tagung, 2020.
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2020 | Journal Article | LibreCat-ID: 24321
Vibration welding of components with angled areas in the direction of vibration
S. Vogtschmidt, V. Schöppner, Welding in the World 64 (2020) 1843–1853.
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2020 | Journal Article | LibreCat-ID: 24324 LibreCat
 

2020 | Newspaper Article | LibreCat-ID: 24385 LibreCat
 

2020 | Newspaper Article | LibreCat-ID: 24386
Wenn Regeln Potenziale freisetzen
T. Arndt, V. Schöppner, K-Zeitung (2020).
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2020 | Newspaper Article | LibreCat-ID: 24387
Quasi-Simultaneous Laser Transmission Welding
T. Arndt, V. Schöppner, PhotonicsViews (2020).
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2020 | Conference Paper | LibreCat-ID: 24471
Influence of Material Degradation on Weld Seam Quality in Hot Gas Welding of Polyamides
V. Schöppner, M. Bialaschik, in: 73th Annual Assembly of the International Institute of Welding (IIW), 2020.
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2020 | Journal Article | LibreCat-ID: 23861
Materialabbau im Doppelschneckenextruder
M. Altepeter, V. Schöppner, Kunststoffe (2020).
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2020 | Conference Paper | LibreCat-ID: 23865
Development of a Solids Conveying Throughput Model for Grooved Barrel Extruders based on Discrete Element Simulations
V. Schöppner, F. Brüning, in: C. Hopmann, R. Dahlmann (Eds.), Advances in Polymer Processing 2020: Proceedings of the International Symposium on Plastics Technology, Springer, 2020.
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2020 | Journal Article | LibreCat-ID: 23868
Einfluss der Materialschädigung auf die Schweißnahtqualität beim Warmgasstumpfschweißen von Polyamiden
M. Albrecht, M. Bialaschik, M. Gehde, V. Schöppner, DVS CONGRESS 2020 - Große Schweißtechnische Tagung 365 (2020).
LibreCat
 

2020 | Conference Paper | LibreCat-ID: 23873
Hot gas welding – Influences of the tool design
M. Albrecht, M. Bialaschik, M. Gehde, V. Schöppner, in: 2020.
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2020 | Conference Paper | LibreCat-ID: 24245
Investigation of residual stresses of hot plate welding
V. Schöppner, A. Wübbeke, B. Geißler, M. Schmidt, A. Maginer, T. Wu, T. Niendorf, F. Jakob, H. Heim, in: 73rd Annual Assembly of the International Institute of Welding (IIW), Springer-Verlag, Marina Bay (Singapore), 2020.
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2020 | Journal Article | LibreCat-ID: 24236
Selected Aspects for the Assessment of Laser Transmission Welding
V. Schöppner, A. Wübbeke, F. Schriegel, A. Paul, M. Tiemann, B. Geißler, M. Schmidt, A. Magnier, T. Niendorf, Joining Plastics (2020) 30–35.
LibreCat
 

2020 | Conference Paper | LibreCat-ID: 24472
LONG- AND SHORT-TERM TENSILE STRENGTH AND MORPHOLOGY OF JOINED BETA-NUCLEATED POLYPROPYLENE PARTS
V. Schöppner, A. Wübbeke, A. Paul, M. Tiemann, L. Austermeier, M. Fitze, M. Chen, F. Jakob, H.-P.- Heim, T. Wu, T. Niendorf, M.-L. Röhricht, M. Schmidt, in: ANTEC20, 2020.
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2019 | Conference Paper | LibreCat-ID: 25617
Analysis of the Characteristic Flow Areas for Erdmenger-Elements to Predict the Throughput-Pressure Behavior of Co-Rotating Twin Screw Extruders by Using 3D FEM Simulation
V. Schöppner, F. Sporkmann, in: 35th International Conference of the Polymer Processing Society (PPS), Cesme (Türkei), 2019.
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2019 | Conference Paper | LibreCat-ID: 25622
COMPARISON OF THE CONVENTIONAL AND THE DISPERSE MELTING MODEL REGARDING DIFFERENT PROCESS PARAMETERS
V. Schöppner, M. Dörner, in: 77th Annual Technical Conference of the Society of Plastics Engineers (ANTEC), Detroit (USA), 2019.
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2019 | Conference Paper | LibreCat-ID: 25623
DETERMINATION OF THE BARREL TEMPERATURE SETTING OF SINGLE SCREW EXTRUDERS USING FUZZY LOGIC
V. Schöppner, V. Resonnek, in: 77th Annual Technical Conference of the Society of Plastics Engineers (ANTEC), Detroit (USA), 2019.
LibreCat
 

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