Structural Evolution of Nanograins during Cold Crystallization of Poly(9,9-di-n-octyl-2,7-fluorene) As Revealed via in Situ Small-Angle X-ray Scattering/Wide-Angle X-ray Scattering/Differential Scanning Calorimetry
<b>Here we use in situ small and wide angle X-ray scattering to elucidate unexpected mechanistic insights of the O2 reduction mechanism in Li-O2 batteries.<br></b>