Two analytical pipelines, a lock-in amplifier and a frequency shifter, reconstruct time-periodic CT objects from all projections, halving image noise versus gating or cutting radiation dose fourfold.
Lung tissue biomechanics imaged with synchrotron phase contrast microtomography in live rats.Scientific Reports, 12 (1):5056, 2022
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Analytical Reconstruction of Periodically Deformed Objects in Time-resolved CT
Two analytical pipelines, a lock-in amplifier and a frequency shifter, reconstruct time-periodic CT objects from all projections, halving image noise versus gating or cutting radiation dose fourfold.