Radioactive Decay
8-542

A. L. Al-Nuaimi, Ontario Hydro, Pickering G. S., Pickering,
Ontario, Canada

This program solves the radioactive decay equation:

A= A0e-dt, A= (A0)*EXP(-DT)

for any one of the four variables:

A= activity after decay
A0= activity before decay=original activity
TH= half-life of the radioisotope
T= time of decay, where:
D= the decay constant (d)= .69315/TH.

Minimum Hardware:
PDP-8/I, 4K, Disk
Other Programs Needed:
Disk Monitor and FORTRAN-D
Operating Systems
Restrictions:
Teletype Input-Output only
Miscellaneous:
After completing a set of
computations, program restarts
itself
Source Language:
FORTRAN-D

Catalog: July 1973