M. Sc. Luka Mettke

Conferences

• Mettke, L. N., & Yagmurlu, B. (2023, August–September). An innovative approach for the recovery of cobalt sulfate from battery leach solutions by anti-solvent crystallization. Poster presented at the 2nd International Conference on Raw Materials and Circular Economy (RawMat2023), Athens, Greece, August 28 – September 2, 2023.

• Mettke, L. N., Müller, M., & Yagmurlu, B. (2023, October). Hydrometallurgischer Verfahrensansatz zur Aufbereitung von NMC-Schwarzmasse. Presented at the GDMB Fachausschuss Aufbereitung, Umwelt- und Recyclingtechnik, Sonthofen, Germany, October 12, 2023.

• Mettke, L. N., & Yagmurlu, B. (2024, March). High purity cobalt and nickel refining from end-of-life batteries. Presented at the 10th Hydrometallurgy Seminar (HydroMet), Stavanger, Norway, March 12, 2024.

• Mettke, L. N., & Yagmurlu, B. (2024, September). Early-stage lithium recovery: Comparative analysis of oxalic acid efficacy in recycling end-of-life NMC batteries from electric vehicles. Presented at and published in the proceedings of Hydrometallurgy for the Future, Hazendal Wine Estate, Stellenbosch, Western Cape, South Africa. The Southern African Institute of Mining and Metallurgy.
  https://www.saimm.co.za/Conferences/files/Hydrometallurgy-2024/15_710-Mettke.pdf

• Mettke, L. N., & Yagmurlu, B. (2025, February). Optimized solvent extraction process for nickel and lithium separation from spent batteries. Presented at the DECHEMA/VDI Group Extraction 2025, Aachen, Germany, February 19, 2025.

International Journals

• Müller, M., Obuz, H. E., Keber, S., Tekmanli, F., Mettke, L. N., & Yagmurlu, B. (2024). Concepts for the sustainable hydrometallurgical processing of end-of-life lithium iron phosphate (LFP) batteries. Sustainability, 16(24), 11267. https://doi.org/10.3390/su162411267

• Mettke, L. N., & Yagmurlu, B. (2025). Optimizing early-stage lithium recovery: Investigating oxalic acid leaching of black mass from end-of-life NMC 622 batteries. In Lazou, A., Meskers, C., Olivetti, E., Diaz, F., & Gökelma, M. (Eds.), REWAS 2025, The Minerals, Metals & Materials Series. Springer, Cham. https://doi.org/10.1007/978-3-031-80892-0_2

• Mettke, L. N., & Yagmurlu, B. (2025). Complexation assisted solvent extraction of Ni with LIX84-I for the selective separation from sulfate battery leaching solutions. Solvent Extraction and Ion Exchange, 1–26. https://doi.org/10.1080/07366299.2025.2509702