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The CP-violating inert-doublet model - Scalars 2011

The CP-violating inert-doublet model - Scalars 2011

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Scalar DM<br />

• “Inert (Scalar) Doublet Model”, Barbieri et al, 2006<br />

Extend SM with additional scalar <strong>doublet</strong>, unbroken Z2 symmetry<br />

makes lightest “odd” particle stable. No vev, no direct coupling to<br />

SM matter.<br />

2HDM<br />

Unbroken Z2:<br />

Coupling to non-<strong>inert</strong> Higgs

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