26/3/2018 1H-29Si CP
sample: beta-zeolite 4# (template).
mass of rotor = 0.6091g
mass of packed rotor = 0.6982g
mass of sample = 0.0891g
1H 90degree pulse length 3us, 83 kHz@70W
MAS=8 kHz, D1=3s
29Si ref to 109ppm. Sr=489Hz

29SiCP at 100W matched to 1H CP at  60kHz (36W).  ramp70.100 P15=5ms
1H pulse at 83kHz (70W) and decoupling SPINAL64 at 83kHz (70W)