Quantifying humidity dependent water states of Nafion 117 membranes using terahertz time-domain spectroscopy

Ludlam, George A.H. and Degl’Innocenti, Riccardo and Gupta, Gaurav and Lin, Hungyen (2023) Quantifying humidity dependent water states of Nafion 117 membranes using terahertz time-domain spectroscopy. In: Optical Sensors : Proceedings Optica Sensing Congress 2023, AIS, FTS, HISE, Sensors, ES 2023. Optical Sensors: Proceedings Optica Sensing Congress 2023, AIS, FTS, HISE, Sensors, ES 2023 . Optical Society of America (OSA), DEU. ISBN 9781957171241

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Abstract

Terahertz time-domain spectroscopy has been used to extract the water states of proton exchange membranes prepared at different relative humidities using saturated salt solutions and the results obtained show good agreement with literature.