On-Cell Detection of Polysaccharide One-Bond 1 J CH Couplings by Proton-Detected Solid-State NMR - Alons Lends; Gaelle Lamon; Alicia Vallet; Axelle Grélard; Estelle Morvan; Vishukumar Aimanianda; Paul Schanda; Antoine Loquet (Journal of the American Chemical Society, 2026)