Direct Urca processes involving singlet proton superfluidity in neutron star cooling

Yan Xu, Xiu Lin Huang, Xiao Jun Zhang +4

A detailed description of the baryon direct Urca processes A: $n\to p+e+{\bar{\nu }}_e$, B: $\Lambda \to p+e+{\bar{\nu }}_e$, C: ${\Xi }^{-}\to \Lambda +e+{\bar{\nu }}_e$ related to the neutr…