Nanocrack-regulated self-humidifying membranes

Chi Hoon Park, So Young Lee, Doo Sung Hwang, Dong Won Shin, Doo Hee Cho, Kang Hyuck Lee, Tae-Woo Kim, Tae-Wuk Kim, Mokwon Lee, Deok-Soo Kim, Cara M. Doherty, Aaron W. Thornton, Anita J. Hill, Michael D. Guiver () and Young Moo Lee ()
Additional contact information
Chi Hoon Park: College of Engineering, Hanyang University
So Young Lee: College of Engineering, Hanyang University
Doo Sung Hwang: College of Engineering, Hanyang University
Dong Won Shin: College of Engineering, Hanyang University
Doo Hee Cho: College of Engineering, Hanyang University
Kang Hyuck Lee: College of Engineering, Hanyang University
Tae-Woo Kim: College of Natural Science, Hanyang University
Tae-Wuk Kim: College of Natural Science, Hanyang University
Mokwon Lee: School of Mechanical Engineering, College of Engineering, Hanyang University
Deok-Soo Kim: School of Mechanical Engineering, College of Engineering, Hanyang University
Cara M. Doherty: Manufacturing Flagship, Commonwealth Scientific and Industrial Research Organisation (CSIRO)
Aaron W. Thornton: Manufacturing Flagship, Commonwealth Scientific and Industrial Research Organisation (CSIRO)
Anita J. Hill: Manufacturing Flagship, Commonwealth Scientific and Industrial Research Organisation (CSIRO)
Michael D. Guiver: State Key Laboratory of Engines, Tianjin University
Young Moo Lee: College of Engineering, Hanyang University

Nature, 2016, vol. 532, issue 7600, 480-483

Abstract: Nanometre-scale cracks in a hydrophobic surface coating applied to hydrocarbon proton-exchange fuel-cell membranes work as tiny valves, delaying water desorption and maintaining ion conductivity in the membrane on dehumidification.

Date: 2016
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DOI: 10.1038/nature17634

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