Next-to-minimal two Higgs Doublet Model
Abstract
The simplest extension of the Two Higgs Doublet Model is the addition of a real scalar singlet, S. The effects of mixing between the singlet and the doublets can be manifested in two ways. It can modify the couplings of the 126 GeV Higgs boson, h, and it can lead to direct detection of the heavy Higgs at the LHC. In this paper, we show that in the type-I Model, for heavy Higgs masses in the 200-600 GeV range, the latter effect will be detected earlier than the former for most of parameter space. Should no such Higgs be discovered in this mass range, then the upper limit on the mixing will be sufficiently strong such that there will be no significant effects on the couplings of the h for most of parameter space. Thus, the reverse is true in the type-II model, the limits from measurements of the couplings of the h will dominate over the limits from non-observation of the heavy Higgs.
- Authors:
-
- Brookhaven National Lab. (BNL), Upton, NY (United States)
- College of William and Mary, Williamsburg, VA (United States); Thomas Jefferson National Accelerator Facility, Newport News, VA (United States)
- College of William and Mary, Williamsburg, VA (United States)
- Publication Date:
- Research Org.:
- Thomas Jefferson National Accelerator Facility (TJNAF), Newport News, VA (United States)
- Sponsoring Org.:
- USDOE Office of Science (SC)
- OSTI Identifier:
- 1127122
- Report Number(s):
- JLAB-THY-14-1839; DOE/OR/23177-3004; arXiv:1312.3949
Journal ID: ISSN 1550-7998; PRVDAQ; TRN: US1600825
- Grant/Contract Number:
- AC05-06OR23177; AC02-98CH10886; NSF-PHY-1068008
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Physical Review. D, Particles, Fields, Gravitation and Cosmology
- Additional Journal Information:
- Journal Volume: 89; Journal Issue: 7; Journal ID: ISSN 1550-7998
- Publisher:
- American Physical Society (APS)
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
Citation Formats
Chen, Chien -Yi, Freid, Michael, and Sher, Marc. Next-to-minimal two Higgs Doublet Model. United States: N. p., 2014.
Web. doi:10.1103/PhysRevD.89.075009.
Chen, Chien -Yi, Freid, Michael, & Sher, Marc. Next-to-minimal two Higgs Doublet Model. United States. https://doi.org/10.1103/PhysRevD.89.075009
Chen, Chien -Yi, Freid, Michael, and Sher, Marc. Mon .
"Next-to-minimal two Higgs Doublet Model". United States. https://doi.org/10.1103/PhysRevD.89.075009. https://www.osti.gov/servlets/purl/1127122.
@article{osti_1127122,
title = {Next-to-minimal two Higgs Doublet Model},
author = {Chen, Chien -Yi and Freid, Michael and Sher, Marc},
abstractNote = {The simplest extension of the Two Higgs Doublet Model is the addition of a real scalar singlet, S. The effects of mixing between the singlet and the doublets can be manifested in two ways. It can modify the couplings of the 126 GeV Higgs boson, h, and it can lead to direct detection of the heavy Higgs at the LHC. In this paper, we show that in the type-I Model, for heavy Higgs masses in the 200-600 GeV range, the latter effect will be detected earlier than the former for most of parameter space. Should no such Higgs be discovered in this mass range, then the upper limit on the mixing will be sufficiently strong such that there will be no significant effects on the couplings of the h for most of parameter space. Thus, the reverse is true in the type-II model, the limits from measurements of the couplings of the h will dominate over the limits from non-observation of the heavy Higgs.},
doi = {10.1103/PhysRevD.89.075009},
journal = {Physical Review. D, Particles, Fields, Gravitation and Cosmology},
number = 7,
volume = 89,
place = {United States},
year = {Mon Apr 07 00:00:00 EDT 2014},
month = {Mon Apr 07 00:00:00 EDT 2014}
}
Web of Science
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