Kreislauffähiges Photovoltaikmoduldesign - Experteninterviews mit Unternehmen aus der Recyclingbranche
A.K. Schnatmann, E. Schwenzfeier-Hellkamp, in: V. Wesselak, Institut für Regenerative Energietechnik - Hochschule Nordhausen (Eds.), Tagungsband - 8. Regenerative Energietechnik Konferenz in Nordhausen, Nordhausen, 2025.

Circular Economy – Innovationsökosystem Studie (CirQuality OWL)
F. Schoden, D. Knefelkamp, B. Kolkmann, E. Schwenzfeier-Hellkamp, Circular Economy – Innovationsökosystem Studie (CirQuality OWL), 2024.

Safety of Hydrogen Storage Technologies
E. Davies, E. Schwenzfeier-Hellkamp, A. Ehrmann, Processes 12 (2024).

Transfer of circular economy principles to photovoltaics by analyzing R principles
A.K. Schnatmann, E. Schwenzfeier-Hellkamp, in: Hochschule Bielefeld; IEEE PES Germany Chapter (Ed.), PESS 2023 – IEEE Power and Energy Student Summit, VDE Verlag GmbH, Berlin, 2024.

Textiles for Very Cold Environments
T. Blachowicz, M. Malczyk, I. Kola, G. Ehrmann, E. Schwenzfeier-Hellkamp, A. Ehrmann, Processes 12 (2024).

Investigating the Technical Reuse Potential of Crystalline Photovoltaic Modules with Regard to a Recycling Alternative
A.K. Schnatmann, T. Reimers, E. Hüdepohl, J. Umlauf, P. Kleinebekel, F. Schoden, E. Schwenzfeier-Hellkamp, Sustainability 16 (2024).

R principles for circular economy in the textile industry – a mini-review
A.K. Schnatmann, F. Schoden, A. Ehrmann, E. Schwenzfeier-Hellkamp, Communications in Development and Assembling of Textile Products 4 (2023) 294–305.

CirQuality OWL - Lösungen für eine Circular Economy
F. Schoden, A.K. Schnatmann, E. Schwenzfeier-Hellkamp, CirQuality OWL - Lösungen für eine Circular Economy, 2022.

Circular Economy – Mehrwerte für Unternehmen, Bericht CirQuality OWL
F. Schoden, D. Knefelkamp, A.K. Schnatmann, E. Schwenzfeier-Hellkamp, Circular Economy – Mehrwerte für Unternehmen, Bericht CirQuality OWL, 2022.

Circular Design Principles Applied on Dye-Sensitized Solar Cells
F. Schoden, A.K. Schnatmann, T. Blachowicz, H. Manz-Schumacher, E. Schwenzfeier-Hellkamp, Sustainability 14 (2022).

Sustainable PV Module Design—Review of State-of-the-Art Encapsulation Methods
A.K. Schnatmann, F. Schoden, E. Schwenzfeier-Hellkamp, Sustainability 14 (2022).

Investigating the Remanufacturing Potential of Dye-Sensitized Solar Cells
F. Schoden, J. Detzmeier, A.K. Schnatmann, T. Blachowicz, E. Schwenzfeier-Hellkamp, Sustainability 14 (2022).

Investigating the Recycling Potential of Glass Based Dye-Sensitized Solar Cells—Melting Experiment
F. Schoden, A.K. Schnatmann, E. Davies, D. Diederich, J.L. Storck, D. Knefelkamp, T. Blachowicz, E. Schwenzfeier-Hellkamp, Materials 14 (2021).

Review of State of the Art Recycling Methods in the Context of Dye Sensitized Solar Cells
F. Schoden, M. Dotter, D. Knefelkamp, T. Blachowicz, E. Schwenzfeier-Hellkamp, Energies 14 (2021).

Building a Wind Power Plant from Scrap and Raising Public Awareness for Renewable Energy Technology in a Circular Economy
F. Schoden, A. Siebert, A. Keskin, K. Herzig, M. Straus, E. Schwenzfeier-Hellkamp, Sustainability 12 (2020).

Influence of grey and color filters on the electrical properties of the dye-sensitized solar cells
A. Ahmedi, A. Wiens, I. Juhász Junger, D. Werner, E. Schwenzfeier-Hellkamp, A. Ehrmann, Optik 186 (2019) 309–314.

Application methods for graphite as catalyzer in dye-sensitized solar cells
F. Hölscher, P.-R. Trümper, I. Juhász Junger, E. Schwenzfeier-Hellkamp, A. Ehrmann, Optik 178 (2019) 1276–1279.

Influence of illumination spectra on DSSC performance
I. Juhász junger, D. Werner, E. Schwenzfeier-Hellkamp, A. Ehrmann, Optik 177 (2019) 8–12.

Back electrodes of dye-sensitized solar cells on textile fabrics
S. Müller, D. Wieschollek, I. Juhász Junger, E. Schwenzfeier-Hellkamp, A. Ehrmann, Optik 198 (2019).

 Raising reproducibility in dye-sensitized solar cells under laboratory conditions
F. Hölscher, P.-R. Trümper, I. Juhász Junger, E. Schwenzfeier-Hellkamp, A. Ehrmann, Journal of Renewable and Sustainable Energy  10 (2018).