Proton-Transfer Kinetics in Solids: Tautomerism in Free Base Porphines by ¹⁵N CPMAS NMR

W. Stöcklein, H. Seidel, et al.

Chemical Physics Letters

C.S. Yannoni, R.D. Kendrick, et al.

Physical Review Letters

G.G. Maresch, R.D. Kendrick, et al.

Macromolecules

H.H. Limbach, H. Zimmermann, et al.

JACS