pith:K23IRSFK
Mass of the dark antibaryon using $B_d\rightarrow \Lambda \psi_{DS}$ channel in light cone QCD
The branching fraction of B_d to Lambda plus dark antibaryon constrains the mass of the dark antibaryon in B-mesogenesis.
arxiv:2605.13701 v1 · 2026-05-13 · hep-ph · hep-ex · hep-lat
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Claims
We derive the branching fraction as a function of dark antibaryon mass and, by comparing with the experimental limits by the BaBar and Belle collaborations, determine the mass ranges of ψ_DS consistent with the B-mesogenesis mechanism.
That the light-cone OPE truncated at twist-6 of the Λ distribution amplitudes is sufficient to accurately capture the non-perturbative QCD effects for this decay channel without significant higher-twist corrections.
The mass ranges for the dark antibaryon ψ_DS are determined by deriving the B_d → Λ ψ_DS branching fraction via light-cone QCD sum rules and comparing it to BaBar and Belle experimental bounds.
References
Receipt and verification
| First computed | 2026-05-18T02:44:16.849326Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
56b688c8aaf666f442431ba22d0e7cb9db3390229c32ad1a028174dfedfcfd59
Aliases
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curl -sH 'Accept: application/ld+json' https://pith.science/pith/K23IRSFK6ZTPIQSDDORC2DT4XH \
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Canonical record JSON
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