The following datasets are present in the folder: mass_spectrometery = contains all the mass spec data supplied from the national service in Swansea. OxygenDOR = text files of the DOR data at various magnetic fields OxygenNMR_MQMAS = text files for the 1D 17O NMR at various fields and Bruker binary files for the MQMAS at 700 MHz Proton_Carbon_DeuteriumNMR = 1H,13C, 2H text files and HETCOR Bruker binary files. DFT_CASTEP = The CASTEP magres files. J_Coupling = The heteronuclaer spin echo decay data,