3 ms·
And with practical applications as well: https://en.wikipedia.org/wiki/Positron_emission_tomography https://en.wikipedia.org/wiki/Positron_emission_tomography
by kkylin 10y ago
And with practical applications as well: https://en.wikipedia.org/wiki/Positron_emission_tomography https://en.wikipedia.org/wiki/Positron_emission_tomography