The role of NCO reaction chain on the He ignition in degenerate stellar   structures
  The role played by NCO reaction in the onset of the He flash in the He core of a RGB star and in low mass CO WDs accreting H/He rich matter is investigated. 
L. Piersanti (Universita' degli Studi di Napoli ``Federico II''), S.   Cassisi (Osservatorio Astronomico di Teramo), A. Torn...