Tetrapartite entanglement measures of W-class in noninertial frames

Torres-Arenas Ariadna J¹, López-Zúñiga Edgar O^{1, 2}, Antonio Saldaña-Herrera J^{1, 2}, Dong Qian¹, Sun Guo-Hua³, Dong Shi-Hai^{1, †}

Residual entanglement of Alice π A (Bob and Charlie) and David π D I as a function of the acceleration parameter r_d.