<Tr> <Td> O </Td> <Td> </Td> <Td> </Td> <Td> → </Td> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> + </Td> <Td> ν </Td> <Td> + </Td> <Td> 2.75 MeV </Td> <Td> (half - life of 122.24 seconds) </Td> </Tr> <P> An alternative to the HCNO - II cycle is that captures a proton moving towards higher mass and using the same helium production mechanism as the CNO - IV cycle as → Ne → → O → → Ne →: </P> <Dl> <Dd> <Table> <Tr> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> → </Td> <Td> Ne </Td> <Td> + </Td> <Td> γ </Td> <Td> </Td> <Td> </Td> <Td> + </Td> <Td> 6.41 MeV </Td> </Tr> <Tr> <Td> Ne </Td> <Td> </Td> <Td> </Td> <Td> → </Td> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> + </Td> <Td> ν </Td> <Td> + </Td> <Td> 3.32 MeV </Td> <Td> (half - life of 17.22 seconds) </Td> </Tr> <Tr> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> → </Td> <Td> O </Td> <Td> + </Td> <Td> He </Td> <Td> </Td> <Td> </Td> <Td> + </Td> <Td> 8.11 MeV </Td> </Tr> <Tr> <Td> O </Td> <Td> + </Td> <Td> </Td> <Td> → </Td> <Td> </Td> <Td> + </Td> <Td> γ </Td> <Td> </Td> <Td> </Td> <Td> + </Td> <Td> 0.60 MeV </Td> </Tr> <Tr> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> → </Td> <Td> Ne </Td> <Td> + </Td> <Td> γ </Td> <Td> </Td> <Td> </Td> <Td> + </Td> <Td> 3.92 MeV </Td> </Tr> <Tr> <Td> Ne </Td> <Td> </Td> <Td> </Td> <Td> → </Td> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> + </Td> <Td> ν </Td> <Td> + </Td> <Td> 4.44 MeV </Td> <Td> (half - life of 1.672 seconds) </Td> </Tr> </Table> </Dd> </Dl> <Dd> <Table> <Tr> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> → </Td> <Td> Ne </Td> <Td> + </Td> <Td> γ </Td> <Td> </Td> <Td> </Td> <Td> + </Td> <Td> 6.41 MeV </Td> </Tr> <Tr> <Td> Ne </Td> <Td> </Td> <Td> </Td> <Td> → </Td> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> + </Td> <Td> ν </Td> <Td> + </Td> <Td> 3.32 MeV </Td> <Td> (half - life of 17.22 seconds) </Td> </Tr> <Tr> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> → </Td> <Td> O </Td> <Td> + </Td> <Td> He </Td> <Td> </Td> <Td> </Td> <Td> + </Td> <Td> 8.11 MeV </Td> </Tr> <Tr> <Td> O </Td> <Td> + </Td> <Td> </Td> <Td> → </Td> <Td> </Td> <Td> + </Td> <Td> γ </Td> <Td> </Td> <Td> </Td> <Td> + </Td> <Td> 0.60 MeV </Td> </Tr> <Tr> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> → </Td> <Td> Ne </Td> <Td> + </Td> <Td> γ </Td> <Td> </Td> <Td> </Td> <Td> + </Td> <Td> 3.92 MeV </Td> </Tr> <Tr> <Td> Ne </Td> <Td> </Td> <Td> </Td> <Td> → </Td> <Td> </Td> <Td> + </Td> <Td> </Td> <Td> + </Td> <Td> ν </Td> <Td> + </Td> <Td> 4.44 MeV </Td> <Td> (half - life of 1.672 seconds) </Td> </Tr> </Table> </Dd>

Nuclei initiates the sequence of the cno cycle