Precise Baryogenesis in Extended Higgs Sector

Research Paper #Particle Physics, Cosmology, Baryogenesis 🔬 Research|Analyzed: Jan 3, 2026 20:13•

Published: Dec 26, 2025 16:51

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1 min read

Analysis

This paper investigates baryogenesis within a 2HDM+a model, offering improved calculations of the baryon asymmetry. It highlights the model's testability through LHC searches and flavor measurements, making it a promising area for future experimental verification. The paper's focus on precise calculations and testable predictions is significant.

Key Takeaways

•The paper provides a detailed investigation of baryogenesis within the 2HDM+a model.
•It offers improved calculations of the baryon asymmetry.
•The model is testable through LHC searches and flavor measurements.
•The improved predictions suggest a more easily testable model at colliders due to larger mixing.

Reference / Citation

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"The improved predictions for the baryon asymmetry find that it is rather suppressed compared to earlier predictions, requiring larger mixing between the singlet and 2HDM pseudoscalars and hence leading to a more easily testable model at colliders."

ArXivDec 26, 2025 16:51

* Cited for critical analysis under Article 32.

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