Using inelastic neutron scattering spectroscopy to probe CO2 binding in grafted aminosilanes

Matthew E. Potter, Hamish Cavaye, Joshua J.M. Le Brocq, Luke L. Daemen, Yongqiang Cheng

Research output: Contribution to journalArticlepeer-review

Abstract

While a range of in situ characterisation techniques are available to probe CO2 adsorption processes, inelastic neutron scattering is scarcely used, primarily due to the reliance on hydrogeneous modes. Materials capable of adsorbing CO2, such as solid supported-amines contain a range of C-H and N-H species, which can be probed to explore the adsorption of CO2. Here we show the benefits of using inelastic neutron spectroscopy to probe CO2 adsorption with solid supported-amines, and the complementarity that can be achieved using different world-leading spectrometers.

Original languageEnglish
JournalPhysical Chemistry Chemical Physics
DOIs
StateAccepted/In press - 2024

Funding

MEP acknowledges the University of Bath Prize Fellow scheme for funding. JJMLB acknowledges TotalEnergies \u201CConsortium on metal nanocatalysts\u201D for funding. The authors would like to thank the Science & Technology Facilities Council for the provision of neutron beamtime (experiments RB1820003; DOI: https://doi.org/10.5286/ISIS.E.RB1820003 and RB1920061; DOI: https://doi.org/10.5286/ISIS.E.RB1920061 ). A portion of this research used resources at Spallation Neutron Source, a DOE Office of Science User Facility operated by the Oak Ridge National Laboratory. The beam time was allocated to VISION BL-16B on proposal number IPTS-24094.1. Prof R. Raja is acknowledged as JJMLB's PhD supervisor.

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