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. Author manuscript; available in PMC: 2018 Aug 1.
Published in final edited form as: J Magn Reson. 2017 Apr 17;281:17–25. doi: 10.1016/j.jmr.2017.04.003

Table 3.

Summary of resonator quality factors (Q) and MW magnetic-field amplitudes (B1) used for recording CW and RSEPR spectra for all samples under study.

Sample QCWa B1,CW (µT)b QRSa B1,RS (µT)b
A 9170 3.18 7010 22.9
B 9230 3.16 7520 23.6
C 9000 3.09 7910 24.3
D 9160 3.13 7120 23.0
E 9170 3.12 7140 23.0
F 9180 3.12 7270 23.2
G 9200 3.13 6770 22.3
a

Resonator Q factors, as determined power-ring-down measurements (Q = π τ νr, where τ is the time constant of the mono-exponential fit to the ring-down curve, and νr is the MW frequency).

b

B1 values were calculated from B1=CP[W]/Δνr[MHz], where P is the incident MW power, Δνr = νr / Q the resonator bandwidth and C the resonator conversion efficiency as specified by the manufacturer (see table 2).