Papers

2025

• Feng Y., H. Shi, L. Liu, X. Zhang, and D. Liu. 2025. "Functional Materials for Rare Earth Element Recovery from Secondary Sources: A Mini Review of Adsorption-Based Strategies." Submitted. PNNL-SA-210734. doi: 10.26434/chemrxiv-2025-3rlf4
• Zhao X., D. Song, S.T. Mergelsberg, M.P. Prange, D. Boglaienko, Z. Zhu, and Z. Wang, et al. 2025. "Molecular Insights of Yb(III) Sulfate Hydrothermal Fluids via Synchrotron X-ray Absorption Spectroscopy and ab initio Molecular Dynamics." Under revision. PNNL-SA-208491. doi:10.48550/arXiv.2503.14816
• Dinpajooh M., G. Ricchiuti, A.J. Ritchhart, T.E. Li, E. Nakouzi, S.T. Mergelsberg, and V. Prabhakaran, et al. 2025. "Magnetic Interactions between Nanoscale Domains in Correlated Liquids." Submitted. PNNL-SA-207741. doi:arxiv.org/abs/2504.09422
• Simonnin P.G., J. Chun, and B.J. Palmer. 2025. "A spline-based method to obtain spatially dependent viscosity in confined flows." Submitted. PNNL-SA-207142. doi:10.26434/chemrxiv-2025-qzmx9
• Mao Z., Z. Xu, Y. Huang, G. Ricchiuti, B.J. Palmer, P. Simonnin, and V. Murugesan, et al. 2025. "Harnessing Electric Fields for Rare Earth Element Recovery: A Computational Study of Electromigration and Flow Dynamics Using Dilute Feedstock." Submitted. PNNL-SA-209217. doi:10.26434/chemrxiv-2025-n1742
• Tse P., A.F. Espley, J.M. Rakos, Q. Wang, C. Venkata Subban, S.A. Bryan, and A.M. Lines. 2025. "Developing Fluorescence-Based Sensors to Support Rare Earth Element Separation." ACS Sensors. PNNL-SA-209215. doi:10.1021/acssensors.5c00833
• Wang Q., Y. Fu, E.A. Miller, D. Song, P.J. Brahana, Z. Xu, and G.E. Johnson, et al. 2025. "Selective Recovery of Critical Minerals from Simulated Electronic Wastes via Reaction-Diffusion Coupling." ChemSusChem, e202402372. PNNL-SA-203388. doi:10.1002/cssc.202402372
• Butreddy P., S.T. Mergelsberg, J.N. Jocz, D. Li, V. Prabhakaran, A.J. Ritchhart, and C. Venkata Subban, et al. 2025. "Selective dissolution and re-precipitation by pH cycling enables recovery of manganese from surface nodules." RSC Sustainability. PNNL-SA-202293. doi:10.1039/D4SU00444B

2024

• Butreddy P., A.J. Ritchhart, Q. Wang, H.M. Job, J. Chun, and N. Elias. 2024. "Flow-gel approach enables rapid extraction of pure magnesium phase from seawater." Chem. Comm., 60, 13718-13721. PNNL-SA-203387.  doi:10.1039/D4CC04711G
• Edgecomb J, DT Nguyen, S Tan, V Murugesan, GE Johnson, and V Prabhakaran. 2024. “Electrochemical Imaging of Precisely-Defined Redox and Reactive Interfaces.” Angewandte Chemie International Edition, e202405846. PNNL-SA-196582. doi:10.1002/anie.202405846
• Lim H-S, CV Subban, DT Nguyen, TS Nasoetion, T Liu, KS Han, BM Sivakumar, T Lemmon, S Kim, Z Yu, A Devaraj, MJ Wiley, W Wang, and V Murugesan. 2024. “Room Temperature Electrorefining of Rare Earth Metals from End-of-Use Nd–Fe–B Magnets.” ACS Sustainable Resources Management 1, 269-277. PNNL-SA-182089. doi:10.1021/acssusresmgt.3c00062
• Wang Q and C Subban. 2024. “Flow-driven enhancement of neodymium and dysprosium separation from aqueous solutions,” RSC Sustainability, 2, 1400-1407. PNNL-SA-191251. doi:10.1039/D3SU00403A 

Presentations

2024

• Simonnin P., B. Palmer, C.J. Mundy, G.K. Schenter, V. Prabhakaran, and J. Chun. 11/25/2024. "Structure and Collective Transport Dynamics of Ln3+ Ions Under an External Field: Insights from Non-Equilibrium Molecular Simulations." Salt Lake City, Utah. PNNL-SA-201500.
• Valdez P.J. 10/28/2024. "Improving outcomes with industry input: how engagement with stakeholders informs science and engineering." AIChE 2024 Annual Meeting, San Diego, California. PNNL-SA-204361.
• Nakouzi E. 10/22/2024. "Reaction-transport coupling enables critical material separations and autonomous nanomaterials synthesis." Seattle, Washington. PNNL-SA-204954.
• Wang Q., E. Nakouzi, and C. Venkata Subban. 09/25/2024. "Selective and Sequential Precipitation for Critical Mineral Extraction from Secondary Sources." Presented by Q. Wang at GSA Connects 2024, Anaheim, California, California. PNNL-SA-204007.
• Prabhakaran V. 04/25/2024. "Mapping Heterogeneous Interfaces Using Single-Entity Electrochemical Microspectroscopy." Presented by V. Prabhakaran at InsideScientific Webinar, online, United States. PNNL-SA-197622. 
• Wang Q, E Nakouzi, and C Venkata Subban. 04/25/2024. "Selective and Sequential Precipitation for Critical Mineral Extraction from Electronic Waste." Presented by Q. Wang at 2024 MRS Spring Meeting, Seattle, Washington. PNNL-SA-197624.
• Johnson G.E. 04/17/2024. "Tailoring Functionalized Interfaces for Advanced Energy Applications." Presented by G. E. Johnson at Purdue University, West Lafayette, Indiana. PNNL-SA-196567.
• Johnson G.E. 01/22/2024. "Ion Separations in Liquids via Functionalized Laminate Membranes and Redox Electrodes." Presented by G.E. Johnson at 2024 Chemical Separations Conference GRC, Galveston, Texas. PNNL-SA-193724.
• Wang Q, E Nakouzi, and C Venkata Subban. 01/21/2024. "Concentration-Gradient-Driven Selective and Sequential Precipitation for Critical Mineral Extraction." Presented by Q. Wang at Chemical Separations GRS/GRC. Galveston, Texas. PNNL-SA-194120.

2023

• Prabhakaran V. 11/14/2023. "Understanding Potential-Driven Ion Dynamics at Electrified Interfaces." Presented by V. Prabhakaran at Innovation Pioneers Summit: Presented by Anton Paar at Washington Clean Energy Testbeds, Seattle, Washington. PNNL-SA-192739.