publications by G. Allan Johnson.
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Papers Published
- Qiu, HH; Cofer, GP; Hedlund, LW; Johnson, GA, Automated feedback control of body temperature for small animal studies with MR microscopy.,
IEEE Trans Biomed Eng, vol. 44 no. 11
(November, 1997),
pp. 1107-1113 [9353990], [doi] .
(last updated on 2025/02/12)Abstract:
A temperature control system consisting of a thermistor, signal processor, and computer algorithm was developed for magnetic resonance (MR) microscopy of small live animals. With control of body temperature within +/- 0.2 degree C of the set point, heart rate is stabilized and, in turn, repetition time (TR) during cardiac-gated studies is less variable. Thus, image quality and resolution are improved.