Measurement of the moments of the hadronic invariant mass distribution in semileptonic B decays

Nuclear Physics B (Proc. Suppl.) 142 (2005) 205–208 www.elsevierphysics.com


 

 

 
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0920-5632/$ – see front matter © 2005 Elsevier B.V. All rights reserved. doi:10.1016/j.nuclphysbps.2005.01.037

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R. Miquel / Nuclear Physics B (Proc. Suppl.) 142 (2005) 205–208

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$ &% '%(% %*),+ - .-

-

right-sign l π-**

2

Events / (20 MeV/c )

-1

CDF Run II Preliminary L=180pb

-

wrong-sign l π+**

50

40

30

20

10

0

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2

2.2

2.4

2.6

2.8

3 + 3.2 3.4 2 m(D* π-**) (GeV/c )

‘“‘

R. Miquel / Nuclear Physics B (Proc. Suppl.) 142 (2005) 205–208

CDF Run II Preliminary L=180pb

-

right-sign l π-**

2

Events / (20 MeV/c )

-1

30

-

wrong-sign l π+**

25 20 15 10 5 0

!

-5 2

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2.6

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3 + 3.2 3.4 2 m(D π-**) (GeV/c )

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207

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208

R. Miquel / Nuclear Physics B (Proc. Suppl.) 142 (2005) 205–208

Events/ 20 MeV

CDF Run II Preliminary L ≈ 180 pb

-1

80

Corrected m **

60

D0→ K- π+π- π+

40

D+→ K- π+π+

D0→ K- π+ D0→ K- π+π0

20

0

2

2.5

3

3.5

4

4.5

5 5.5 2 m** (GeV/c )

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