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Department of Chemistry
NMR facility
fourier transform
Last Update: Wednesday, 21-Oct-2009 12:36:00 CDT

90 ° Pulses BBI Probe:

1H:Updated June 15 2005 (EB/CDCl3)

Power / dB Pulse Length / µs
3 8.5
14.9 30
26.0 100
31.9 200
35.25 300
39.4 500
42.65 1000
49.5 2000
58.0 5000
65 10000
73 25000

shaped pulses:

shape (flip angle) max. power / dB length / µs
sinc2.256 (90) 48.8 8900
gauss.256 (180) 56.7 20000




13C:
square pulses:

Power / dB length / µs
-3 13.2
0 17
4.9 30
15.5 100
16.6 200
menthol sat. in aceton, with filters Nov. 8, 2007
Power / dBlength / μs
-313.3
018.3
326
4.1530
10.160
14.7100
21200

shaped pulses:

shape (flip angle) Power / dB length / µs
g3.256 (180) 1.6 256
g3.256 (180) 7.6 512
g4.256 (90) 1.7 400
Crp60,0.5,20.1 (180 adiabatic inversion Chirp) 3.5 500
Crp60comp.4 (180 adiabatic refocussing comp. Chirp) 3.5 2000









113Cd:

Power / dB length / µs
-3 13.7
0 21
2.9 30
13.4 100
24.5 300





19F:

Power / dB length / μs
3 13.3
21.6 100

15N:

Power / dB length / µs
-6 19.5
-3 24.6
0 34.8
9.0 100
19.5 300



31P:

Power /dB length / µs
3 15
19.6 100



77Se:

Power / dB length / µs
-3 16.5
0 21


11B:

Power / dB length / µs
-3 14.5
0 dB 18
3 25
15.4 100

2H:

Power / dB length / µs
-3 22.6
3 43.5
10.35 100

109Ag:

Power / dB length / µs
-3 44