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Flavor Violating Higgs Decays in Supersymmetry with and without R parity --- Talk at SUSY 06 OTTO C. W. KONG --- Nat'l Central U, Taiwan.

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Presentation on theme: "Flavor Violating Higgs Decays in Supersymmetry with and without R parity --- Talk at SUSY 06 OTTO C. W. KONG --- Nat'l Central U, Taiwan."— Presentation transcript:

1 Flavor Violating Higgs Decays in Supersymmetry with and without R parity
--- Talk at SUSY 06 OTTO C. W. KONG --- Nat'l Central U, Taiwan

2 Higgs – the god particle :-
major target of colliders (present of future) the SM Higgs other extended Higgs models susy ( MSSM / GSSM ) Higgs states

3 Flavor Violation :- FCNC --- important and constraining
SM --- no tree-level one Higgs VEV for all masses beyond SM extended Higgs sector ? (tree-level) Higgs mediated FCNC ? other sources of FV What about Higgs phenomenology ?

4 MSSM Vs generic 2HDM :- (pseudo-) NFC for MSSM squark FV  loop
also charged current loop (with squarks) --- CKM induced effect (non-negotiable) especially chargino-stop loop

5 Flavor Violating Higgs Decays :-
can that be substantial ? phenomenologically first to satisfy expt. FCNC constraints e.g. some interesting works done to be studied carefully

6 MSSM Higgs Sector :- parameterized by and 1-loop correction important

7 Higgs Decay Basics :-

8 Higgs Couplings :- Djouadi hep-ph/0503173

9 Illustrative B.R. Result :-

10 partial width :-

11 Vs

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15 from LL- or RR- mixings

16 from RL- mixings

17 The MSSM Case :- large squark FV --- gluino loop
small squark FV --- chargino loop non-negotiable CKM part good B.R. up to large , A , and interesting even for flavor blind susy breaking

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22 RPV Case --- especially interesting
FV Higgs couplings --- at tree-level like multi-Higgs bilinear-trilinear combination focus of our group FV decay width --- good sensitive also leptonic case (great for expt.)

23 RPV Results (preliminary) :-

24 THANK YOU !


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