This is a page describing data taken during an experiment at the ISIS Neutron and Muon Source. Information about the ISIS Neutron and Muon Source can be found at https://www.isis.stfc.ac.uk.
QENS study of Proton Diffusion in Functional Metal-Organic Frameworks
Abstract: Complex proton conductors based upon metal-organic frameworks (MOFs) have attracted increasing interests for applications in fuel cells. We have developed new proton conductors based on stable and functionalised MOFs [MFM-300 (Cr) and MFM-300 (Cr)-SO3H]. Importantly, MFM-300(Cr)-SO3H exhibited remarkable proton conductivity (>10-2 S/cm at 25 oC under 98%RH), which is comparable with the current leading commercial material based upon Nifion polymers (10-1 S/cm at 60 to 80 oC under 98%RH). We request 7 days on IRIS to study the motion (and diffusion pathways) of active protons within the structures of these two MOF samples, aiming to reveal the nature of the high proton conductivity by analysing the QENS data together with our MD modelling studies.
Public release date: 10 December 2022
Principal Investigator: Professor Sihai Yang
Experimenter: Mr Jin Chen
Local Contact: Dr Ian Silverwood
Experimenter: Professor Martin Schroder
Experimenter: Mr Weiyao Li
Experimenter: Dr Victoria Garcia Sakai
Experimenter: Ms Xi Chen
DOI: 10.5286/ISIS.E.RB1920005-1
Parent DOI: 10.5286/ISIS.E.RB1920005
ISIS Experiment Number: RB1920005
Part Number: 1
Date of Experiment: 03 December 2019
Publisher: STFC ISIS Neutron and Muon Source
Data format: RAW/Nexus
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Data Citation
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[author], [date], [title], [publisher],
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Professor Sihai Yang et al; (2019): QENS study of Proton Diffusion in Functional Metal-Organic Frameworks, STFC ISIS Neutron and Muon Source, https://doi.org/10.5286/ISIS.E.RB1920005-1
Data is released under the CC-BY-4.0 license.