Abstract
We study the most general Multi-Higgs-Doublet Model (MHDM) with Natural Flavor Conservation (NFC). The couplings of a charged scalar Hi± to up quarks, down quarks and charged leptons depend on three new complex parameters, Xi, Yi, and Zi, respectively. We prove relations among these parameters. We carry out a comprehensive analysis of phenomenological constraints on the couplings of the lightest charged scalar: X, Y and Z. We find that the general MHDM may differ significantly from its minimal version, the Two-Higgs-Doublet Model (2HDM).
Original language | English |
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Pages (from-to) | 355-384 |
Number of pages | 30 |
Journal | Nuclear Physics B |
Volume | 426 |
Issue number | 2 |
DOIs | |
State | Published - 12 Sep 1994 |
Externally published | Yes |