Sentence examples for mean positron range from inspiring English sources

The evaluation of the positron annihilation distance across the directions perpendicular to the magnetic field showed a reduction of the mean positron range, as theoretically expected [4, 5].

GATE simulations of the positron annihilation process indicated a general reduction of the mean positron range inside the phantom volume, specifically for the high energy emitters 82Rb and 68Ga.

The mean positron range of F is 0.64 mm.

Thus, the positron ranges given in the literature for O and Ga (2.0 and 2.2 mm [ 34]) can be regarded as appropriate estimates for the mean positron ranges of Y and I, respectively.

Cu is a low-energy positron emitter (maximum positron energy, 0.653 MeV) with a positron range in water of 2.9 mm (maximum) and 0.64 mm (mean) that is comparable with that of F (≈1 mm), the isotope used in F-FDG PET.

Many of the PET radioisotopes suitable for immunoPET and theranostics emit positron with long positron range.

To simulate the positron range effect the phantom was blurred by convolution with the positron kernel relative to water.

Methods to correct for positron range have been presented, as deblurring techniques [24] or incorporating positron range in the reconstruction itself [25].

The effect of high positron range, Bremsstrahlung photons, and 176Lu background were also evaluated.

PET image resolution is affected by positron range, detector resolution, smoothing in the reconstruction, and motion.

Positron range is one important physical limitation to spatial resolution in PET imaging.