fig2

Figure 2. (A) ⁶Li-MAS-NMR spectra for GR-900, taken at T = 200 K and; (B) GR-850, taken at room temperature. Copyright 2007, Royal Society of Chemistry^[55]; (C) Experimental ²⁷Al MAS NMR spectra of cubic Al-containing LLZO at 14.1 T. Copyright 2011, American Chemical Society^[21]; (D) ⁷¹Ga MAS NMR spectra of Ga-doped LLZO. Copyright 2014, American Chemical Society^[62]; (E) ⁷¹Ga (black), ²⁷Al (blue) MAS NMR spectra and; (F) ²⁷Al 3QMAS NMR spectra of Al, Ga-doped LLZO recorded at 21.1 T. Copyright 2015, American Chemical Society^[64]. MAS: Magic angle spinning; NMR: nuclear magnetic resonance; LLZO: Li₇La₃Zr₂O₁₂.