A digital PALS setup using BC-418 plastic scintillators reaches 198.3 ps FWHM timing and measures quartz positron lifetimes of roughly 159 ps and 366 ps.
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Positron Annihilation Lifetime Spectroscopy Using Fast Scintillators and Digital Electronics
A digital PALS setup using BC-418 plastic scintillators reaches 198.3 ps FWHM timing and measures quartz positron lifetimes of roughly 159 ps and 366 ps.