Supplementary Information - Sections S1-S6

Section S1: Calculation of steady-state solutions in Liouville space Section 2: Numerical simulations of SSFP on J-coupled C-H systems, and their dependence on relaxation rates Section 3: Experimental - NMR pulse sequences, sample preparation, relaxation rates upon addition of Cr(acac)3 Section 4: 13C SSFP NMR under CW decoupling: Theoretical and experimental validation for various k "SSFP resonance" conditions and ν_e decoupling fields Section 5: On the depth of saturation dips versus flip angle and versus RF inhomogeneity in SSFP NMR under CW decoupling Section 6: On the creation of zero- and double-quantum heteronuclear states in 1H-decoupled SSFP 13C NMR