Helium as an indicator of the neutron-star merger remnant lifetime and its potential for equation of state constraintsRemoveAlbert Sneppen, Oliver Just, Andreas Bauswein, Rasmus Damgaard, Darach Watson, Luke J. Shingles, Christine E. Collins, Stuart A. Sim, Zewei Xiong, Gabriel Martínez-Pinedo, Theodoros Soultanis, and Vimal VijayanPhys. Rev. D 113, 063038 (2026)