minus-squareSas [she/her]@beehaw.orgtoTechnology@lemmy.zip•Coin-sized nuclear 3V battery with 50-year lifespan enters mass productionlinkfedilinkEnglisharrow-up1·edit-23 days agoA half life of 100 years means that after 100 years half of it is copper while the other half is still nickel 63. It does NOT mean that after half that time all of it will be copper linkfedilink
A half life of 100 years means that after 100 years half of it is copper while the other half is still nickel 63. It does NOT mean that after half that time all of it will be copper