Synthesis of spherical superconductors

Rebecca Boston, Antony Carrington, Dominic Walsh, Simon R. Hall
2013 CrysteEngComm  
Figure S1 . IR spectra of dried (a) CM-dextran/YBCO composite and (b) CM-dextran control sample. The appearance of the peak at 1689 cm -1 is indicative of the presence of COOgroups in the CM-dextran chelated to metal centres (see for example J.
doi:10.1039/c3ce40269j fatcat:ejnzpjfnsne4xdvxsijexixoli