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Rare Semileptonic B-decays at LHCb. Marko Zupan. Overview. Brief look at formalism Observables of rare semileptonic B-decays and their significance Experimental status LHCb performance in the reconstruction of rare semileptonic B decays – Patrick Koppenburg Status of my analysis. - PowerPoint PPT Presentation
Citation preview
Rare Semileptonic B-decays at LHCb
Marko Zupan
Overview
bullBrief look at formalism
bullObservables of rare semileptonic B-decays
and their significance
bullExperimental status
bullLHCb performance in the reconstruction of
rare semileptonic B decays ndash Patrick
Koppenburg
bullStatus of my analysis
OPE Terms for Weak Decays
eff i ii
A M F F H M C F Q M
bullCurrent-Current Operators Q1 Q2 Qu1 Qu
2
bullQCD Penguin Operators Q3 Q4 Q5 Q6
bullElectroweak Penguin Operators Q7 Q8 Q9
Q10
bullMagnetic Penguin Operators Q7g Q8G
bullSemileptonic Operators Q9V Q10A Qnn Qmm
Relevant Penguin Operators for FCNC Decays
7 216 b R q L
eQ q m P m P b F
9 216V L
eQ q P b l l
10 5216A L
eQ q P b l l
Magnetic penguin operators
Semileptonic penguin operators
8 216a aS
G b R q L
gQ q T m P m P b G
The Effective Hamiltonian
6
7 7 8 8
12F
eff ts tb i i G Gi
GH b s V V C Q C Q C Q
9 9 10 10
2F
eff eff ts tb V V A A
GH b lls H b s V V C Q C Q
7 7 5 6
1
3effC C C C 9 9
effV VC s C Y s
Decay Amplitudes
9
10 5
7
2
2
[
]
effF Sts tb V L
A L
effb R
GM b lls V V C s P b l l
C s P b l l
qm C si P b l l
s
non perturbativesM B llX M b lls
b rarr s Decays
9VQ 10AQ
bullbrarrsll allow measurement of C7 C9V C10A
bullbrarrs sensitive to |C7|
Dilepton Mass Distributions
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Overview
bullBrief look at formalism
bullObservables of rare semileptonic B-decays
and their significance
bullExperimental status
bullLHCb performance in the reconstruction of
rare semileptonic B decays ndash Patrick
Koppenburg
bullStatus of my analysis
OPE Terms for Weak Decays
eff i ii
A M F F H M C F Q M
bullCurrent-Current Operators Q1 Q2 Qu1 Qu
2
bullQCD Penguin Operators Q3 Q4 Q5 Q6
bullElectroweak Penguin Operators Q7 Q8 Q9
Q10
bullMagnetic Penguin Operators Q7g Q8G
bullSemileptonic Operators Q9V Q10A Qnn Qmm
Relevant Penguin Operators for FCNC Decays
7 216 b R q L
eQ q m P m P b F
9 216V L
eQ q P b l l
10 5216A L
eQ q P b l l
Magnetic penguin operators
Semileptonic penguin operators
8 216a aS
G b R q L
gQ q T m P m P b G
The Effective Hamiltonian
6
7 7 8 8
12F
eff ts tb i i G Gi
GH b s V V C Q C Q C Q
9 9 10 10
2F
eff eff ts tb V V A A
GH b lls H b s V V C Q C Q
7 7 5 6
1
3effC C C C 9 9
effV VC s C Y s
Decay Amplitudes
9
10 5
7
2
2
[
]
effF Sts tb V L
A L
effb R
GM b lls V V C s P b l l
C s P b l l
qm C si P b l l
s
non perturbativesM B llX M b lls
b rarr s Decays
9VQ 10AQ
bullbrarrsll allow measurement of C7 C9V C10A
bullbrarrs sensitive to |C7|
Dilepton Mass Distributions
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
OPE Terms for Weak Decays
eff i ii
A M F F H M C F Q M
bullCurrent-Current Operators Q1 Q2 Qu1 Qu
2
bullQCD Penguin Operators Q3 Q4 Q5 Q6
bullElectroweak Penguin Operators Q7 Q8 Q9
Q10
bullMagnetic Penguin Operators Q7g Q8G
bullSemileptonic Operators Q9V Q10A Qnn Qmm
Relevant Penguin Operators for FCNC Decays
7 216 b R q L
eQ q m P m P b F
9 216V L
eQ q P b l l
10 5216A L
eQ q P b l l
Magnetic penguin operators
Semileptonic penguin operators
8 216a aS
G b R q L
gQ q T m P m P b G
The Effective Hamiltonian
6
7 7 8 8
12F
eff ts tb i i G Gi
GH b s V V C Q C Q C Q
9 9 10 10
2F
eff eff ts tb V V A A
GH b lls H b s V V C Q C Q
7 7 5 6
1
3effC C C C 9 9
effV VC s C Y s
Decay Amplitudes
9
10 5
7
2
2
[
]
effF Sts tb V L
A L
effb R
GM b lls V V C s P b l l
C s P b l l
qm C si P b l l
s
non perturbativesM B llX M b lls
b rarr s Decays
9VQ 10AQ
bullbrarrsll allow measurement of C7 C9V C10A
bullbrarrs sensitive to |C7|
Dilepton Mass Distributions
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Relevant Penguin Operators for FCNC Decays
7 216 b R q L
eQ q m P m P b F
9 216V L
eQ q P b l l
10 5216A L
eQ q P b l l
Magnetic penguin operators
Semileptonic penguin operators
8 216a aS
G b R q L
gQ q T m P m P b G
The Effective Hamiltonian
6
7 7 8 8
12F
eff ts tb i i G Gi
GH b s V V C Q C Q C Q
9 9 10 10
2F
eff eff ts tb V V A A
GH b lls H b s V V C Q C Q
7 7 5 6
1
3effC C C C 9 9
effV VC s C Y s
Decay Amplitudes
9
10 5
7
2
2
[
]
effF Sts tb V L
A L
effb R
GM b lls V V C s P b l l
C s P b l l
qm C si P b l l
s
non perturbativesM B llX M b lls
b rarr s Decays
9VQ 10AQ
bullbrarrsll allow measurement of C7 C9V C10A
bullbrarrs sensitive to |C7|
Dilepton Mass Distributions
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
The Effective Hamiltonian
6
7 7 8 8
12F
eff ts tb i i G Gi
GH b s V V C Q C Q C Q
9 9 10 10
2F
eff eff ts tb V V A A
GH b lls H b s V V C Q C Q
7 7 5 6
1
3effC C C C 9 9
effV VC s C Y s
Decay Amplitudes
9
10 5
7
2
2
[
]
effF Sts tb V L
A L
effb R
GM b lls V V C s P b l l
C s P b l l
qm C si P b l l
s
non perturbativesM B llX M b lls
b rarr s Decays
9VQ 10AQ
bullbrarrsll allow measurement of C7 C9V C10A
bullbrarrs sensitive to |C7|
Dilepton Mass Distributions
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Decay Amplitudes
9
10 5
7
2
2
[
]
effF Sts tb V L
A L
effb R
GM b lls V V C s P b l l
C s P b l l
qm C si P b l l
s
non perturbativesM B llX M b lls
b rarr s Decays
9VQ 10AQ
bullbrarrsll allow measurement of C7 C9V C10A
bullbrarrs sensitive to |C7|
Dilepton Mass Distributions
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
b rarr s Decays
9VQ 10AQ
bullbrarrsll allow measurement of C7 C9V C10A
bullbrarrs sensitive to |C7|
Dilepton Mass Distributions
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Dilepton Mass Distributions
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Hadron Mass Distributions
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Forward-Backward Charge Asymmetry
1 02 2
0 11 2
1
cos coscos cos
coscos
d BR d BRd d
d ds d dsA s
d BRd
d ds
b s
-
+
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Forward-Backward Charge Asymmetry
29 0 0
2 27 0 0
2effV b Beff
B K
C s m m s
C s m m s
s0 is stable against form factor modelling within SM
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
CP Violation
B BFBCP B B
A s A sA s
A s A s
10 9
10 9
effA VFB
CP effA V
C CA
C C
max
min
10
10
003 001s
AFBCP
As
CA s ds
C
22min max 145 B Ks GeV s m m
CKM contribution O(10-3)
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
CP Violation Measuring |Vtd| |Vts|
max
min
sq
q
s
dBR B llXBR ds
ds
2 2min max10 60s GeV s GeV
1
2q q qBR BR BR
2
2td d
sts
V BR
BRV
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Beyond the Standard Model
bullAbsolute values of Wilson coefficients modified
bullNew complex phases for Wilson coefficients
bullNew operator basis
bullCKM model may not hold
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Experimental Results
Belle BrarrK 099 10-6
Belle BrarreeK lt 13 10-6
BaBar BrarrllK lt 050 10-6
Belle BrarrK lt 31 10-6
Belle BrarreeK lt 56 10-6
BaBar BrarrllK lt 29 10-6
D0 brarrq lt 32 10-4
Belle BrarrXs lt 191 10-6
Belle BrarreeXs lt 101 10-6
Branching Ratios at 90 CL
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
LHCb Performance Dilepton Mass Distribution
Inclusive channel dimuon mass distribution after one year of data taking
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
LHCb Performance Hadron Mass Distribution
Inclusive channel hadron mass distribution after one year of data taking
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
LHCb Performance Forward-Backward Asymmetry
Forward-backward charge asymmetry after one year of data taking
BrarrK
BrarrK
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
LHCb Performance Measuring |Vtd| |Vts|
Relative uncertainty on after one year and five years of data taking |Vtd| |Vts|
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Status of my analysis
Where are all the Bs
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Status of my analysis (2)bullFind muon vertex
bullcut on
bull pt
bull impact parameter to primary vertex
bull dimuon mass
bull vertex 2
bull Find and vertex combinations of kaons and pions Xs
bull K
bull K
bull K
bull K
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Status of my analysis (3)bullFrom dimuon and kaon-pion combinations reconstruct B-vertex
cut on
bull impact parameter with respect to PV
bull impact parameter of Xs on dimuon
bull vertex 2
bull charge of Xs
bull B mass
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome
Status of my analysis (4)
bull Analysis done with Bender (v1r0) ndash
a Python wrapper of LoKi
bull Problems accessing MC truth information
bull Unclear binding to DaVinci algorithms and settings
bull Ease of use justifies ldquogrowing painsrdquo
bull Any commentadvice welcome