2025

• Li, H., E. Oraby, J. Eksteen, W. Xie, J. Gu, and H. Yuan. 2025. “Extraction of precious metals from waste printed circuit boards using alkaline ferricyanide solutions: An exploratory study.” Minerals Engineering 222
• Yang, Y., H. Zhang, G. Kuang, H. Li, H. Guo, X. Jin, M. Gan, and H. Long. 2025. “Ultrasonic-assisted alkali leaching coupled gas sorting process to separate cathode and anode materials from spent LiFePO4 batteries.” Chemical Engineering and Processing Process Intensification 209
• Li, H., E. Oraby, and J. Eksteen. 2025. “An alternative amino acid leaching of base metals from waste printed circuit boards using alkaline glutamate solutions: A comparative study with glycine.” Separation and Purification Technology 356
• Li, H., E. Oraby, G. A. Bezuidenhout, and J. Eksteen. 2025. “The Leaching of Palladium from Polymetallic Oxide Ores using Alkaline Ferricyanide Solutions.” Mineral Processing and Extractive Metallurgy Review 46 (1): 79-88.

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