Membrane Processes for Challenging Streams


Membrane processes can enable highly selective removal or recovery of water and other constituents from challenging streams, via membrane selectivity and/or phase separation. Membrane design is critical to maintain selectivity and achieve high performance under challenging conditions (i.e., with concentrated and complex mixed streams). In our work, we elucidate relationships between material properties and performance at environmental conditions to design robust membranes and processes that can be used to extract water and other valuable products from challenging streams. 

Publications


Onset, Rate, and Depth of Wetting Front Progression in Membrane Distillation


Shounak G. Joshi, Amy E. Childress, Allyson L. McGaughey

Journal of Membrane Science, 2024


Scalable Zwitterionic Polymer Brushes for Antifouling Membranes via Cu0-Mediated Atom Transfer Radical Polymerization


A. L. McGaughey, S. Srinivasan, T. Zhao, K. S. S. Christie, Z. Ren, R. D. Priestley

ACS Applied Polymer Materials, 2023


Membrane Distillation–Crystallization for Sustainable Carbon Utilization and Storage


Kofi S. S. Christie, Allyson L. McGaughey, Samantha A. McBride, Xiaohui Xu, Rodney D. Priestley, Zhiyong Jason Ren

Environmental Science and Technology, 2023


Wetting indicators, modes, and trade-offs in membrane distillation


Allyson L. McGaughey, Amy E. Childress

Journal of Membrane Science, 2021


Hydrophobicity versus Pore Size: Polymer Coatings to Improve Membrane Wetting Resistance for Membrane Distillation


Allyson L. McGaughey, Prathamesh Karandikar, Malancha Gupta, Amy E. Childress

ACS Applied Polymer Materials, 2020


Morphological changes and creep recovery behavior of expanded polytetrafluoroethylene (ePTFE) membranes used for membrane distillation


Ryan Gustafson, Allyson L. McGaughey, Weijian Ding, Samantha C. McVety, Amy E. Childress

Journal of Membrane Science, 2019




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