X-ray transparent proton-exchange membrane fuel cell design for in situ wide and small angle scattering tomography

I. Martens, Antonis Vamvakeros, Raphael Chattot, Maria V. Blanco, M. Rasola, J. Pusa, Simon D.M. Jacques, Dan Bizzotto, David P. Wilkinson, Bastian Ruffmann, Stefan Heidemann, V. Honkimäki, J. Drnec*

*Tämän työn vastaava kirjoittaja

Tutkimustuotos: LehtiartikkeliArticleScientificvertaisarvioitu

39 Sitaatiot (Scopus)

Abstrakti

We have constructed a 5 cm2 proton exchange membrane hydrogen fuel cell optimized for transparency of high energy X-rays. This cell allows for in situ elastic scattering measurements (WAXS, SAXS) during electrochemical operation with minimal trade-offs in cell performance vs benchtop designs, and is capable of reaching automotive current densities. A key feature is that the beam enters the cell at grazing incidence to the electrodes, massively increasing the effective pathlength and therefore the signal-to-background ratio. The 360 transparency in the plane of the sample permits imaging coupled with advanced techniques, such as X-ray diffraction computed tomography.

AlkuperäiskieliEnglanti
Artikkeli226906
Sivut1-8
JulkaisuJournal of Power Sources
Vuosikerta437
DOI - pysyväislinkit
TilaJulkaistu - 15 lokak. 2019
OKM-julkaisutyyppiA1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

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