1. Huan Li; Elsayed Oraby; Jacques Eksteen; Wenhao Xie; Jing Gu; Haoran Yuan. Extraction of precious metals from waste printed circuit boards using alkaline ferricyanide solutions: An exploratory study. Minerals Engineering, 2025, 222, 109144.
2. Y. Yang; H. Zhang; G. Kuang; H. Li, H. Guo; X. Jin; M. Gan; H. Long. Ultrasonic-assisted alkali leaching coupled gas sorting process to separate cathode and anode materials from spent LiFePO4 batteries. Chemical Engineering and Processing-Process Intensification, 2025, 110207.
3. Huan Li; Elsayed Oraby; Jacques Eksteen; 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, 2025, 356, B: 129953（中科院1区TOP）.
4. Huan Li; Elsayed Oraby; Jacques Eksteen; Application of nanofiltration for the recovery of nickel glycinates from alkaline glycine-based solutions using polyamide membranes: A technical note, Hydrometallurgy, 2024, 228: 106368.
5. Elsayed Oraby; Huan Li; Zixian Deng; Jacques Eksteen; Selective extraction of Ni and Co from a pyrrhotite-rich flotation slime using an alkaline glycine-based leach system. Minerals Engineering ,2023, 203: 108330.
6. Elsayed Oraby; Zixian Deng; Huan Li; Jacques Eksteen; Selective extraction of nickel and cobalt from disseminated sulfide flotation cleaner tailings using alkaline glycine-ammonia leaching solutions. Minerals Engineering ,2023, 204: 108418.
7. Huan Li; Elsayed Oraby; G. A. Bezuidenhout; Jacques Eksteen; The Leaching of Palladium from Polymetallic Oxide Ores using Alkaline Ferricyanide Solutions, Mineral Processing and Extractive Metallurgy Review, 2023, 46(1), 79-88.
8. Huan Li; Zixian Deng; Elsayed Oraby; Jacques Eksteen; Amino acids as lixiviants for metals extraction from natural and secondary resources with emphasis on glycine: A literature review. Hydrometallurgy 2022, 216: 106008.
9. Huan Li; Elsayed A. Oraby; Jacques J. Eksteen; Development of an integrated glycine-based process for base and precious metals recovery from waste printed circuit boards, Resources, Conservation and Recycling, 2022, 187: 106631 （中科院1区TOP）.
10. Zixian Deng; Elsayed Oraby; Huan Li; Jacques Eksteen; Extraction of Copper from Chalcopyrite Using Alkaline Glycine–Ammonia Solutions, Minerals, 2022, 12 (12): 1507.
11. Huan Li; Elsayed Oraby; Jacques Eksteen; Extraction of precious metals from waste printed circuit boards using cyanide-free alkaline glycine solution in the presence of an oxidant, Minerals Engineering, 2022, 181: 107501.
12. Huan Li; Elsayed Oraby; Jacques Eksteen; Tanmay Mali; Extraction of Gold and Copper from Flotation Tailings Using Glycine-Ammonia Solutions in the Presence of Permanganate, Minerals, 2022, 12(5): 612.
13. Hui Guo, Ge Kuang, Huan Li, W Pei, H Wang; Enhanced lithium leaching from lepidolite in continuous tubular reactor using H2SO4+ H2SiF6 as lixiviant, Transactions of Nonferrous Metals Society of China 2021, 31 (7): 2165-2173.
14. Huan Li; Elsayed Oraby; Jacques Eksteen; Cyanide consumption minimisation and concomitant toxic effluent minimisation during precious metals extraction from waste printed circuit boards, Waste Management, 2021, 125: 87-97（中科院2区TOP）.
15. Huan Li; Elsayed Oraby; Jacques Eksteen; Recovery of copper and the deportment of other base metals from alkaline glycine leachates derived from waste printed circuit boards (WPCBs), Hydrometallurgy, 2021, 199: 105540.
16. Elsayed Oraby; Huan Li; Jacques Eksteen; An alkaline glycine-based leach process of base and precious metals from powdered waste printed circuit boards. Waste and Biomass Valorization, 2020, 11(8): 3897-3909.
17. Huan Li; Elsayed Oraby; Jacques Eksteen; Extraction of copper and the co-leaching behaviour of other metals from waste printed circuit boards using alkaline glycine solutions, Resources, Conservation and Recycling, 2020, 154: 104624（中科院1区TOP）.
18. Huan Li; Jacques Eksteen; Ge Kuang; Recovery of lithium from mineral resources: State-of-the-art and perspectives – A review, Hydrometallurgy, 2019, 189: 105129.
19. Huan Li; Jacques Eksteen; Elsayed Oraby; Hydrometallurgical recovery of metals from waste printed circuit boards (WPCBs): Current status and perspectives: A review, Resources, Conservation and Recycling, 2018, 139: 122-139（中科院1区TOP）.
20. Ge Kuang; Yu Liu; Huan Li; Shengzhou Xing; Fujie Li; Hui Guo; Extraction of lithium from β-spodumene using sodium sulfate solution, Hydrometallurgy, 2018, 177: 49-56.
21. Huan Li; Shengzhou Xing; Yu Liu; Fujie Li; Hui Guo; Ge Kuang; Recovery of Lithium, Iron, and Phosphorus from Spent LiFePO4 Batteries Using Stoichiometric Sulfuric Acid Leaching System, ACS Sustainable Chemistry and Engineering, 2017, 5(9): 8017–8024（中科院1区TOP，ESI高被引）.
22. Huan Li; Ge Kuang; Song Hu; Hui Guo; Ran Jin; Rohit L. Vekariya; Removal of aluminum from leaching solution of lepidolite by adding ammonium. JOM, 2016, 68(10): 2653-2658.
23. Ge Kuang; Huan Li; Song Hu; Ran Jin; Shanjun Liu; Hui Guo; Recovery of aluminium and lithium from gypsum residue obtained in the process of lithium extraction from lepidolite. Hydrometallurgy, 2015, 157: 214-218.
