Non-detection of kilonova from S250206dm excludes AT 2017gfo-like events and disfavors NS-BH mergers with mass ratio Q >= 3.2, reaching GW-comparable precision on the mass gap candidate.
Title resolution pending
2 Pith papers cite this work. Polarity classification is still indexing.
years
2026 2representative citing papers
Hybrid star models with constant sound speed quark matter match NICER data for PSR J0740+6620 and PSR J0030+0451 only when the energy density discontinuity at the phase transition is small and the quark sound speed is relatively high.
citing papers explorer
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Illuminating the Mass Gap Through Deep Optical Constraint on a Neutron Star Merger Candidate S250206dm
Non-detection of kilonova from S250206dm excludes AT 2017gfo-like events and disfavors NS-BH mergers with mass ratio Q >= 3.2, reaching GW-comparable precision on the mass gap candidate.
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Can a hybrid star with constant sound speed parametrization explain the new NICER mass-radius measurements ?
Hybrid star models with constant sound speed quark matter match NICER data for PSR J0740+6620 and PSR J0030+0451 only when the energy density discontinuity at the phase transition is small and the quark sound speed is relatively high.