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Oct 7 – 11, 2024
YITP
Asia/Tokyo timezone

Properties of H particle-admixed compact star

Not scheduled
12m
Panasonic Hall (YITP)

Panasonic Hall

YITP

Speaker

Xuhao Wu (Yanshan University)

Description

We explore the potential manifestation of a hexaquark, the H particle, as a constituent within neutron stars.
The H particle, characterized by a quark composition of ,
is constructed using the framework of Chromomagnetic Interaction (CMI).
Specifically, we contemplate the flavor-singlet state H with .
Our computations indicate that the three-flavor hexaquark state, the H particle, possesses a lower mass of in comparison to the ,
implying greater stability than the two-flavor .
The analysis involving the H particle is carried out using
the relativistic mean-field (RMF) model.
We investigate the influence of H particle couplings,
a key factor in determining the system stability,
and focus on the potential existence of H particle within neutron stars.
We find that H particle could potentially endure as a stable constituent within neutron stars, and lead to a reduction of the maximum mass.

Presentation materials

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