%0 journal article %@ 0034-6748 %A Gleißner, R., Beck, E.E., Chung, S., Semione, G.D.L., Mukharamova, N., Gizer, G., Pistidda, C., Renner, D., Noei, H., Vonk, V., Stierle, A. %D 2022 %J Review of Scientific Instruments %N 7 %P 073902 %R doi:10.1063/5.0098893 %T Operando reaction cell for high energy surface sensitive x-ray diffraction and reflectometry %U https://doi.org/10.1063/5.0098893 7 %X A proof of concept is shown for the design of a high pressure heterogeneous catalysis reaction cell suitable for surface sensitive x-ray diffraction and x-ray reflectometry over planar samples using high energy synchrotron radiation in combination with mass spectrometry. This design enables measurements in a pressure range from several tens to hundreds of bars for surface investigations under realistic industrial conditions in heterogeneous catalysis or gaseous corrosion studies.