Assertion: alpha decay | /r/ObjectUse | used for artificial heart pacemakers
Facets:
Source sentences:
text: Alpha decay can provide a safe power source for radioisotope thermoelectric generators used for space probes and were used for artificial heart pacemakers.
text: Alpha decay can provide a safe power source for radioisotope thermoelectric generators used for space probes and were used for artificial heart pacemakers.
text: Alpha decay can provide a safe power source for radioisotope thermoelectric generators used for space probes  and were used for artificial heart pacemakers.
text: Alpha decay can provide a safe power source for radioisotope thermoelectric generators used for space probes and were used for artificial heart pacemakers.