Heavy Element Fusion
Triple Alpha process
4He + 4He 8Be +
8Be + 4He 12C  +
Similar type reactions create heavy
elements above 600 Million K
Plot to left gives:
x:   # of neutrons
y:   # of protons
Right one – add neutron
Up     one – add proton
Diagonal    p n or reverse
Jumps:        add 4He or more