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Reconstruction-free positron emission imaging

Measurement of the arrival times of annihilation photons in a detector with greater precision is opening the way to new direct forms of tomographic positron emission imaging that do not require back-projection-based reconstruction techniques.

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Fig. 1: Schematic illustrating back-projection of point source data.

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Correspondence to Suleman Surti.

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Surti, S., Karp, J.S. Reconstruction-free positron emission imaging. Nat. Photon. 15, 873–874 (2021). https://doi.org/10.1038/s41566-021-00915-7

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