A new two-step Gaussian expansion method enables high-precision calculation of fine structure in negative-parity singly heavy baryons via the relativized quark model, reproducing data to <5 MeV average deviation.
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QCD sum-rule calculations yield single-top baryon and meson masses near the top-quark mass, with a few channels slightly below the naive quark-sum threshold.
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Spin-dependent interactions and fine structure in the negative-parity singly heavy baryons
A new two-step Gaussian expansion method enables high-precision calculation of fine structure in negative-parity singly heavy baryons via the relativized quark model, reproducing data to <5 MeV average deviation.
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Phenomenology of Hypothetical Single-Top Hadronic States
QCD sum-rule calculations yield single-top baryon and meson masses near the top-quark mass, with a few channels slightly below the naive quark-sum threshold.