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Higgs Pair Production at the LHC - Desy

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Introduction<br />

Calcul<strong>at</strong>ions<br />

Numerical results<br />

Conclusion<br />

MSSM Results Example: p p → h h W + + X<br />

within <strong>the</strong> Standard Model<br />

within <strong>the</strong> Minimal Supersymmetric Standard Model<br />

◮ SPS1a, tan β = 3, 30; MA = 100 − 300 GeV<br />

◮ Calcul<strong>at</strong>ion<br />

À<br />

of improved Born cross sections via<br />

Feyn<strong>Higgs</strong><br />

ÀÏ<br />

(FH) Heinemeyer et al.<br />

ÆÄÇÀÐÓÓÔ ÆÄÇÀÐÓÓÔ ÆÄÇÛÓÀ ÀÐÓÓÔ ÀÐÓÓÔ ÛÓÀ<br />

℄ Ô×ÌÎ ÔÔÏ ØÒ¬ <br />

◮ only tree-level masses and<br />

couplings<br />

◮ FH loop=0: loop-improved<br />

ÅÎ℄<br />

<br />

triple <strong>Higgs</strong> couplings<br />

◮ FH loop=1: 1-loop improved<br />

masses and couplings<br />

Marina Billoni <strong>Higgs</strong> <strong>Pair</strong> <strong>Production</strong> <strong>at</strong> <strong>the</strong> <strong>LHC</strong>

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