#!/usr/bin/env python3
# -*- coding: utf-8 -*-
##########################################################################
# basf2 (Belle II Analysis Software Framework) #
# Author: The Belle II Collaboration #
# #
# See git log for contributors and copyright holders. #
# This file is licensed under LGPL-3.0, see LICENSE.md. #
##########################################################################
"""
List of functions to skim events containing :math:`B\\to X_c + h` decays,
where :math:`X_c` stands for :math:`D^0`, :math:`D^{\\pm}`, :math:`D^{*0}` and :math:`D^{*\\pm}`,
and :math:`h` stands for :math:`\\pi^{\\pm}`, :math:`K^{\\pm}`, :math:`\\rho^{\\pm}` and :math:`a_1^{\\pm}`.
"""
import modularAnalysis as ma
from skim.standardlists.charm import (loadD0_hh_loose, loadD0_Kshh_loose,
loadD0_Kspi0_loose, loadD0_Kspipipi0,
loadKForBtoHadrons, loadPiForBtoHadrons,
loadStdD0_Kpi, loadStdD0_Kpipi0,
loadStdD0_Kpipipi, loadStdDplus_Kpipi,
loadStdDplus_Kspi,
loadStdDstar0_D0pi0_Kpi,
loadStdDstar0_D0pi0_Kpipi0,
loadStdDstar0_D0pi0_Kpipipi,
loadStdDstarPlus_D0pi_Kpi,
loadStdDstarPlus_D0pi_Kpipi0,
loadStdDstarPlus_D0pi_Kpipipi,
loadStdDstarPlus_Dpi0_Kpipi,
loadCharmlessD0_Kpipi0,
loadPiSkimHighEff,
loadKSkimHighEff)
from skim.standardlists.lightmesons import (loadStdAllRhoPlus,
loadStdPi0ForBToHadrons,
loadStdSkimHighEffPhi,
loadStdSkimHighEffKstar0,)
from skim.standardlists.charmless import (loadStdPi0ForBToCharmless)
from skim.standardlists.charmless import (loadStdVeryLooseTracks)
from skim import BaseSkim, fancy_skim_header
from stdCharged import stdK, stdPi
from stdPi0s import stdPi0s
from stdV0s import stdKshorts
from stdPhotons import stdPhotons
__liaison__ = "Yi Zhang <yi.zhang2@desy.de>"
_VALIDATION_SAMPLE = "mdst14.root"
[docs]@fancy_skim_header
class BtoD0h_Kspi0(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 \\pi^0) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 \\pi^0) K^+`,
Cuts applied:
* ``1.5 < M_D0 < 2.2``
* ``5.2 < Mbc``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadD0_Kspi0_loose`, where :math:`D^0`
channels are defined.
"""
__authors__ = ["Minakshi Nayak"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
validation_sample = _VALIDATION_SAMPLE
[docs] def load_standard_lists(self, path):
stdK("all", path=path)
stdPi("all", path=path)
stdKshorts(path=path)
loadStdPi0ForBToHadrons(path=path)
loadD0_Kspi0_loose(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
BsigChannels = ["anti-D0:Kspi0 pi+:all",
"anti-D0:Kspi0 K+:all"]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:BtoD0h_Kspi0" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B+:BtoD0h_Kspi0" + str(chID))
return BsigList
[docs] def validation_histograms(self, path):
stdPi0s(listtype='eff50_May2020Fit', path=path)
ma.reconstructDecay('D0 -> K_S0:merged pi0:eff50_May2020Fit', '1.84 < M < 1.89', path=path)
ma.reconstructDecay('B-:ch3 -> D0 K-:all', '5.24 < Mbc < 5.3 and abs(deltaE) < 0.15', path=path)
# the variables that are printed out are: Mbc, deltaE and the daughter particle invariant masses.
ma.variablesToHistogram(
filename=f'{self}_Validation.root',
decayString='B-:ch3',
variables=[
('Mbc', 100, 5.2, 5.3),
('deltaE', 100, -1, 1),
('daughter(0, InvM)', 100, 1.8, 1.9)], # D0 invariant mass
variables_2d=[
('Mbc', 50, 5.23, 5.31, 'deltaE', 50, -0.7, 0.7)], path=path)
[docs]@fancy_skim_header
class BtoD0h_Kspipipi0(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 \\pi^+ \\pi^- \\pi^0) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 \\pi^+ \\pi^- \\pi^0) K^+`,
Cuts applied:
* ``1.8 < M_D0 < 1.9``
* ``5.25 < Mbc``
* ``abs(deltaE) < 0.2``
Note:
This skim uses `skim.standardlists.charm.loadD0_Kspipipi0`, where :math:`D^0`
channels are defined.
"""
__authors__ = ["Niharika Rout"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
validation_sample = _VALIDATION_SAMPLE
[docs] def load_standard_lists(self, path):
stdK("all", path=path)
stdPi("all", path=path)
stdPi0s("eff40_May2020Fit", path=path)
stdKshorts(path=path)
loadStdPi0ForBToHadrons(path=path)
loadPiForBtoHadrons(path=path)
loadD0_Kspipipi0(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.25 and abs(deltaE) < 0.2"
BsigChannels = ["anti-D0:Kspipipi0 pi+:all",
"anti-D0:Kspipipi0 K+:all"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:BtoD0h_Kspipipi0" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B+:BtoD0h_Kspipipi0" + str(chID))
return BsigList
[docs] def validation_histograms(self, path):
ma.reconstructDecay('D0 -> K_S0:merged pi-:all pi+:all pi0:eff40_May2020Fit', '1.84 < M < 1.89', path=path)
ma.reconstructDecay('B-:ch3 -> D0 K-:all', '5.24 < Mbc < 5.3 and abs(deltaE) < 0.15', path=path)
# the variables that are printed out are: Mbc, deltaE and the daughter particle invariant masses.
ma.variablesToHistogram(
filename=f'{self}_Validation.root',
decayString='B-:ch3',
variables=[
('Mbc', 100, 5.2, 5.3),
('deltaE', 100, -1, 1),
('daughter(0, InvM)', 100, 1.8, 1.9)], # D0 invariant mass
variables_2d=[
('Mbc', 50, 5.23, 5.31, 'deltaE', 50, -0.7, 0.7)], path=path)
[docs]@fancy_skim_header
class BtoDstarpipipi0_D0pi_Kpi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to D^{*-} (\\to \\overline{D}^{0} (\\to K^+ \\pi^-) \\pi^-) \\pi^+ \\pi^+ \\pi^0`
Cuts applied:
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpi` and
`skim.standardlists.charm.loadStdDstarPlus_D0pi_Kpi`, where
:math:`D^{*-}` channel is defined.
"""
__authors__ = ["Fedja Ceplak Mencin"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
loadStdPi0ForBToHadrons(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
loadStdDstarPlus_D0pi_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.2 < Mbc and abs(deltaE) < 0.3"
ma.reconstructDecay("B+:Dstarpipipi0_D0pi_Kpi -> D*-:D0_Kpi pi+:GoodTrack pi+:GoodTrack pi0:bth_skim", Bcuts, path=path)
return ["B+:Dstarpipipi0_D0pi_Kpi"]
[docs]@fancy_skim_header
class B0toDpi_Kpipi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D^{-} (D^{0} \\to K^+ \\pi^- \\pi^-) \\pi^+`
Cuts applied:
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdDplus_Kpipi`, where :math:`D^-`
channel is defined.
"""
__authors__ = ["Chiara La Licata"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdDplus_Kpipi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.2 < Mbc and abs(deltaE) < 0.3"
ma.reconstructDecay("B0:Dpi_Kpipi -> D-:Kpipi pi+:GoodTrack", Bcuts, 0, path=path)
return ["B0:Dpi_Kpipi"]
[docs]@fancy_skim_header
class BptoD0etapi_Kpi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to \\bar{D}^{0} (\\to K^+ \\pi^-) \\eta (\\to \\gamma \\gamma) \\pi^+`
Cuts applied:
* ``Mbc > 5.25``
* ``abs(deltaE) < 0.32``
* ``1.7 < M_D < 2.0``
* ``0.35 < M_eta < 0.7``
* ``E_photons > 0.05``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpi`.
"""
__authors__ = ["Vismaya V S"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
stdPhotons("all", path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.25 < Mbc and abs(deltaE) < 0.32 and 0.35 < daughter(1,M) < 0.7"
etacuts = "0.35 < M < 0.7 and daughter(0,E) > 0.05 and daughter(1,E) > 0.05"
ma.reconstructDecay("eta:gm -> gamma:all gamma:all", etacuts, path=path)
ma.reconstructDecay("B+:BptoD0etapi_Kpi -> anti-D0:Kpi eta:gm pi+:GoodTrack", Bcuts, path=path)
return ["B+:BptoD0etapi_Kpi"]
[docs]@fancy_skim_header
class BptoD0pipi0_Kpi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to \\bar{D}^{0} (\\to K^+ \\pi^-) \\pi^+ \\pi^0`
Cuts applied:
* ``Mbc > 5.25``
* ``abs(deltaE) < 0.32``
* ``1.7 < M_D < 2.0``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpi`.
"""
__authors__ = ["Vismaya V S"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
loadStdPi0ForBToHadrons(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.25 < Mbc and abs(deltaE) < 0.32"
ma.reconstructDecay("B+:BptoD0pipi0_Kpi -> anti-D0:Kpi pi+:GoodTrack pi0:bth_skim", Bcuts, path=path)
return ["B+:BptoD0pipi0_Kpi"]
[docs]@fancy_skim_header
class B0toDpi_Kspi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D^{-} (\\to K_{\\rm S}^0 \\pi^-) \\pi^+`,
Cuts applied:
* ``1.8 < M_D < 1.9``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `stdV0s.stdKshorts` and
`skim.standardlists.charm.loadStdDplus_Kpipi`, where :math:`D^0` channels are defined.
"""
__authors__ = ["Fernando Abudinen", "Chiara La Licata"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
[docs] def load_standard_lists(self, path):
stdKshorts(path=path)
loadStdPi0ForBToHadrons(path=path)
loadPiForBtoHadrons(path=path)
loadStdDplus_Kspi(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
ma.reconstructDecay("B0:B0toDpi_Kspi -> D-:Kspi pi+:GoodTrack", Bcuts, 1, path=path)
return ["B0:B0toDpi_Kspi"]
[docs]@fancy_skim_header
class B0toDstaretapi_D0pi_Kpi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to \\overline{D}^{*-} (\\to \\bar{D}^{0} (\\to K^+ \\pi^-) \\pi^-) \\eta (\\to \\gamma \\gamma) \\pi^+`
Cuts applied:
* ``Mbc > 5.25``
* ``abs(deltaE) < 0.32``
* ``1.7 < M_D0 < 2.0``
* ``(M_D* - M_D0) < 0.16``
* ``0.35 < M_eta < 0.7``
* ``Energy_photons > 0.05``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpi` and `skim.standardlists.charm.loadStdDstarPlus_D0pi_Kpi`, where the
:math:`\\bar{D}^{0}` channel is defined.
"""
__authors__ = ["Vismaya V S"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
stdPhotons("all", path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
loadStdDstarPlus_D0pi_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.25 < Mbc and abs(deltaE) < 0.32 and 0.35 < daughter(1,M) < 0.7"
etacuts = "0.35 < M < 0.7 and daughter(0,E) > 0.05 and daughter(1,E) > 0.05"
ma.reconstructDecay("eta:gm -> gamma:all gamma:all", etacuts, path=path)
ma.reconstructDecay("B0:B0toDstaretapi_D0pi_Kpi -> D*-:D0_Kpi eta:gm pi+:GoodTrack", Bcuts, path=path)
return ["B0:B0toDstaretapi_D0pi_Kpi"]
[docs]@fancy_skim_header
class B0toDstarPi_D0pi_Kpi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D^{*-} (D^{0} \\to K^+ \\pi^-) \\pi^+`
Cuts applied:
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdDstarPlus_D0pi_Kpi`, where the
:math:`D^{*-}` channel is defined.
"""
__authors__ = ["Chiara La Licata"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
[docs] def load_standard_lists(self, path):
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
loadStdDstarPlus_D0pi_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.2 < Mbc and abs(deltaE) < 0.3"
ma.reconstructDecay("B0:Dstarpi_Kpi -> D*-:D0_Kpi pi+:GoodTrack", Bcuts, 0, path=path)
return ["B0:Dstarpi_Kpi"]
[docs]@fancy_skim_header
class B0toDstarPi_D0pi_Kpipipi_Kpipi0(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to \\overline{D}{}^{*-} (\\to \\overline{D}{}^{0}
(\\to K^+ \\pi^- \\pi^- \\pi^+, K^+\\pi^-\\pi^0) \\pi^-) \\pi^+`
Cuts applied:
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
"""
__authors__ = ["Chiara La Licata"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
[docs] def load_standard_lists(self, path):
loadStdPi0ForBToHadrons(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpipi0(path=path)
loadStdD0_Kpipipi(path=path)
loadStdDstarPlus_D0pi_Kpipi0(path=path)
loadStdDstarPlus_D0pi_Kpipipi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.2 < Mbc and abs(deltaE) < 0.3"
BsigChannels = [
"D*-:D0_Kpipipi pi+:GoodTrack",
"D*-:D0_Kpipi0 pi+:GoodTrack"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B0:Dstarpi_Kpipipi_Kpipi0" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B0:Dstarpi_Kpipipi_Kpipi0" + str(chID))
return BsigList
[docs]@fancy_skim_header
class B0toDrho_Kpipi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D^{-} (\\to K^+ \\pi^- \\pi^-) \\rho^+`,
Cuts applied:
* ``1.8 < M_D < 1.9``
* ``0.47 < M_rho < 1.07``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdDplus_Kpipi`, where :math:`D^0` channels
are defined, and `skim.standardlists.lightmesons.loadStdAllRhoPlus`.
"""
__authors__ = ["Fernando Abudinen"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
stdPi("all", path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdDplus_Kpipi(path=path)
loadStdPi0ForBToHadrons(path=path)
loadStdAllRhoPlus(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
ma.reconstructDecay("B0:B0toDrho_Kpipi -> D-:Kpipi rho+:all", Bcuts, 1, path=path)
return ["B0:B0toDrho_Kpipi"]
[docs]@fancy_skim_header
class B0toDstarpipi0_D0pi_Kpi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to \\overline{D}^{*-} (\\to \\bar{D}^{0} (\\to K^+ \\pi^-) \\pi^-) \\pi^+ \\pi^0`
Cuts applied:
* ``Mbc > 5.25``
* ``abs(deltaE) < 0.32``
* ``1.7 < M_D < 2.0``
* ``(M_D* - M_D0) < 0.16``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpi` and `skim.standardlists.charm.loadStdDstarPlus_D0pi_Kpi`, where the
:math:`\\bar{D}^{0}` channel is defined.
"""
__authors__ = ["Vismaya V S"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
loadStdPi0ForBToHadrons(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
loadStdDstarPlus_D0pi_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.25 < Mbc and abs(deltaE) < 0.32"
ma.reconstructDecay("B0:B0toDstarpipi0_D0pi_Kpi -> D*-:D0_Kpi pi+:GoodTrack pi0:bth_skim", Bcuts, path=path)
return ["B0:B0toDstarpipi0_D0pi_Kpi"]
[docs]@fancy_skim_header
class B0toDrho_Kspi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D^{-} (\\to K_{\\rm S}^0 \\pi^-) \\rho^+`,
Cuts applied:
* ``1.8 < M_D < 1.9``
* ``0.47 < M_rho < 1.07``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `stdV0s.stdKshorts` and
`skim.standardlists.charm.loadStdDplus_Kspi`, where :math:`D^0` channels are defined, and
`skim.standardlists.lightmesons.loadStdAllRhoPlus`.
"""
__authors__ = ["Fernando Abudinen"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
[docs] def load_standard_lists(self, path):
stdPi("all", path=path)
stdKshorts(path=path)
loadPiForBtoHadrons(path=path)
loadStdDplus_Kspi(path=path)
loadStdPi0ForBToHadrons(path=path)
loadStdAllRhoPlus(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
ma.reconstructDecay("B0:B0toDrho_Kspi -> D-:Kspi rho+:all", Bcuts, 1, path=path)
return ["B0:B0toDrho_Kspi"]
[docs]@fancy_skim_header
class B0toDstarRho_D0pi_Kpi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D^{*-} (\\to \\overline{D}{}^{0} (\\to K^+ \\pi^-) \\pi^-) \\rho^+`,
Cuts applied:
* ``1.7 < M_D < 2.0``
* ``0.47 < M_rho < 1.07``
* ``DM_Dstar_D < 0.16``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpi` and
`skim.standardlists.charm.loadStdDstarPlus_D0pi_Kpi` where :math:`D^0` channels are
defined, and `skim.standardlists.lightmesons.loadStdAllRhoPlus`.
"""
__authors__ = ["Fernando Abudinen"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
[docs] def load_standard_lists(self, path):
stdPi("all", path=path)
loadStdPi0ForBToHadrons(path=path)
loadStdAllRhoPlus(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
loadStdDstarPlus_D0pi_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
ma.reconstructDecay("B0:BtoDstarRho_D0pi_Kpi -> D*-:D0_Kpi rho+:all", Bcuts, 1, path=path)
return ["B0:BtoDstarRho_D0pi_Kpi"]
[docs]@fancy_skim_header
class B0toDstarRho_D0pi_Kpipipi_Kpipi0(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D^{*-} (\\to \\overline{D}{}^{0}
(\\to K^+2\\pi^-\\pi^+, K^+\\pi^-\\pi^0)\\pi^-) \\rho^+`,
Cuts applied:
* ``1.7 < M_D < 2.0``
* ``0.47 < M_rho < 1.07``
* ``DM_Dstar_D < 0.16``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpipi0`,
`skim.standardlists.charm.loadStdD0_Kpipipi`,
`skim.standardlists.charm.loadStdDstarPlus_D0pi_Kpipi0` and
`skim.standardlists.charm.loadStdDstarPlus_D0pi_Kpipipi` where :math:`D^0`
channels are defined, and `skim.standardlists.lightmesons.loadStdAllRhoPlus`.
"""
__authors__ = ["Fernando Abudinen"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
[docs] def load_standard_lists(self, path):
stdPi("all", path=path)
loadStdPi0ForBToHadrons(path=path)
loadStdAllRhoPlus(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpipi0(path=path)
loadStdD0_Kpipipi(path=path)
loadStdDstarPlus_D0pi_Kpipi0(path=path)
loadStdDstarPlus_D0pi_Kpipipi(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
BsigChannels = [
"D*-:D0_Kpipipi rho+:all",
"D*-:D0_Kpipi0 rho+:all",
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:B0toDstarRho" + str(chID) + " -> " + channel, Bcuts, chID, path=path, allowChargeViolation=True)
BsigList.append("B+:B0toDstarRho" + str(chID))
return BsigList
[docs]@fancy_skim_header
class BtoD0h_hh(BaseSkim):
"""
Skim list definitions for all charged B to charm 2 body decays.
Reconstructed decay modes:
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ \\pi^-) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^- \\pi^+) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to \\pi^+ \\pi^-) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ K^-) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ \\pi^-) K^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^- \\pi^+) K^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to \\pi^+ \\pi^-) K^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ K^-) K^+`,
Cuts applied:
* ``1.5 < M_D0 < 2.2``
* ``5.2 < Mbc``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadD0_hh_loose`, where :math:`D^0`
channels are defined.
"""
__authors__ = ["Hulya Atmacan"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
validation_sample = _VALIDATION_SAMPLE
[docs] def load_standard_lists(self, path):
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadD0_hh_loose(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
BsigChannels = [
"anti-D0:hh pi+:GoodTrack",
"anti-D0:hh K+:GoodTrack"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:BtoD0h_hh" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B+:BtoD0h_hh" + str(chID))
return BsigList
[docs] def validation_histograms(self, path):
ma.reconstructDecay('D0 -> K-:all pi+:all', '1.84 < M < 1.89', path=path)
ma.reconstructDecay('B-:ch3 -> D0 K-:all', '5.24 < Mbc < 5.3 and abs(deltaE) < 0.15', path=path)
# the variables that are printed out are: Mbc, deltaE and the daughter particle invariant masses.
ma.variablesToHistogram(
filename=f'{self}_Validation.root',
decayString='B-:ch3',
variables=[
('Mbc', 100, 5.2, 5.3),
('deltaE', 100, -1, 1),
('daughter(0, InvM)', 100, 1.8, 1.9)], # D0 invariant mass
variables_2d=[
('Mbc', 50, 5.23, 5.31, 'deltaE', 50, -0.7, 0.7)], path=path)
[docs]@fancy_skim_header
class BtoD0h_Kpi(BaseSkim):
"""
Skim list definitions for all charged B to charm 3 body decays.
Reconstructed decay modes:
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ \\pi^-) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ \\pi^-) K^+`,
Cuts applied:
* ``1.7 < M_D0 < 2.0``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.5``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpi`, where :math:`D^0`
channels are defined.
"""
__authors__ = ["Niharika Rout"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.5"
BsigChannels = ["anti-D0:Kpi pi+:GoodTrack",
"anti-D0:Kpi K+:GoodTrack"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:BtoD0h_Kpi" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B+:BtoD0h_Kpi" + str(chID))
return BsigList
[docs]@fancy_skim_header
class BtoD0h_Kpipipi_Kpipi0(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ \\pi^- \\pi^- \\pi^+, \\to K^+ \\pi^- \\pi^0) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ \\pi^- \\pi^- \\pi^+, \\to K^+ \\pi^- \\pi^0) K^+`,
* :math:`B^{+}\\to \\overline{D}{}^{*0} (\\to \\overline{D}{}^{0} (\\to K^+2\\pi^-\\pi^+, K^+\\pi^-\\pi^0)
\\pi^0) \\pi^+`
* :math:`B^{+}\\to \\overline{D}{}^{*0} (\\to \\overline{D}{}^{0} (\\to K^+2\\pi^-\\pi^+, K^+\\pi^-\\pi^0)
\\pi^0) K^+`
Cuts applied:
* ``1.7 < M_D0 < 2.0``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpipipi` and
`skim.standardlists.charm.loadStdD0_Kpipi0`, where :math:`D^0` channels are
defined.
"""
__authors__ = ["Chiara La Licata"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
loadStdPi0ForBToHadrons(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpipi0(path=path)
loadStdD0_Kpipipi(path=path)
loadStdDstar0_D0pi0_Kpipipi(path=path)
loadStdDstar0_D0pi0_Kpipi0(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
BsigChannels = ["anti-D0:Kpipipi pi+:GoodTrack",
"anti-D0:Kpipipi K+:GoodTrack",
"anti-D0:Kpipi0 pi+:GoodTrack",
"anti-D0:Kpipi0 K+:GoodTrack",
"anti-D*0:D0_Kpipipi pi+:GoodTrack",
"anti-D*0:D0_Kpipipi K+:GoodTrack",
"anti-D*0:D0_Kpipi0 pi+:GoodTrack",
"anti-D*0:D0_Kpipi0 K+:GoodTrack"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:BtoD0h_Khh_Khpi0" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B+:BtoD0h_Khh_Khpi0" + str(chID))
ma.copyLists(outputListName="B+:BtoD0h_merged", inputListNames=BsigList, path=path)
# Select only three random candidates
ma.rankByHighest(particleList="B+:BtoD0h_merged", variable="cos(mdstIndex)", numBest=3,
outputVariable="cosMdstIndex_rank", path=path)
return ["B+:BtoD0h_merged"]
[docs]@fancy_skim_header
class BtoD0h_Kshh(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 K^+ \\pi^-) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 K^- \\pi^+) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 \\pi^+ \\pi^-) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 K^+ K^-) \\pi^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 K^+ \\pi^-) K^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 K^- \\pi^+) K^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 \\pi^+ \\pi^-) K^+`,
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K_{\\rm S}^0 K^+ K^-) K^+`,
Cuts applied:
* ``1.5 < M_D0 < 2.2``
* ``5.2 < Mbc``
* ``deltaE < 0.3 and deltaE > -0.45``
Note:
This skim uses `skim.standardlists.charm.loadD0_Kshh_loose`, where :math:`D^0`
channels are defined.
"""
__authors__ = ["Minakshi Nayak"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
validation_sample = _VALIDATION_SAMPLE
[docs] def load_standard_lists(self, path):
stdKshorts(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadD0_Kshh_loose(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and deltaE < 0.3 and deltaE > -0.45"
BsigChannels = ["anti-D0:Kshh pi+:GoodTrack",
"anti-D0:Kshh K+:GoodTrack"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:BtoD0h_Kshh" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B+:BtoD0h_Kshh" + str(chID))
return BsigList
[docs] def validation_histograms(self, path):
ma.reconstructDecay('D0 -> K_S0:merged pi+:all pi-:all', '1.84 < M < 1.89', path=path)
ma.reconstructDecay('B-:ch3 ->D0 K-:all', '5.24 < Mbc < 5.3 and abs(deltaE) < 0.15', path=path)
# the variables that are printed out are: Mbc, deltaE and the daughter particle invariant masses.
ma.variablesToHistogram(
filename=f'{self}_Validation.root',
decayString='B-:ch3',
variables=[
('Mbc', 100, 5.2, 5.3),
('deltaE', 100, -1, 1),
('daughter(0, InvM)', 100, 1.8, 1.9)], # D0 invariant mass
variables_2d=[
('Mbc', 50, 5.23, 5.31, 'deltaE', 50, -0.7, 0.7)], path=path)
[docs]@fancy_skim_header
class BtoD0rho_Kpi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+ \\pi^-) \\rho^+`,
* :math:`B^{+}\\to \\overline{D}{}^{*0} (\\to \\overline{D}{}^{0} (\\to K^+ \\pi^-) \\pi^0) \\rho^+`,
Cuts applied:
* ``1.7 < M_D0 < 2.0``
* ``0.47 < M_rho < 1.07``
* ``DM_Dstar_D < 0.16``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpi` and
`skim.standardlists.charm.loadStdDstar0_D0pi0_Kpi`, where :math:`D^0` channels
are defined, and `skim.standardlists.lightmesons.loadStdAllRhoPlus`.
"""
__authors__ = ["Fernando Abudinen"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
stdPi("all", path=path)
loadStdPi0ForBToHadrons(path=path)
loadStdAllRhoPlus(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
loadStdDstar0_D0pi0_Kpi(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3"
BsigChannels = ["anti-D0:Kpi rho+:all",
"anti-D*0:D0_Kpi rho+:all"]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:BtoD0rho_Kpi" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B+:BtoD0rho_Kpi" + str(chID))
return BsigList
[docs]@fancy_skim_header
class BtoD0rho_Kpipipi_Kpipi0(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{+}\\to \\overline{D}{}^{0} (\\to K^+2\\pi^-\\pi^+, K^+\\pi^-\\pi^0) \\rho^+`
* :math:`B^{+}\\to \\overline{D}{}^{*0} (\\to \\overline{D}{}^{0} (\\to K^+2 \\pi^-
\\pi^+, K^+\\pi^-\\pi^0) \\pi^0) \\rho^+`
Cuts applied:
* ``1.7 < M_D0 < 2.0``
* ``DM_Dstar_D < 0.16``
* ``0.6 < M_rho < 0.9``
* ``cosHel_rho < 0.90``
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpipi0`,
`skim.standardlists.charm.loadStdD0_Kpipipi`,
`skim.standardlists.charm.loadStdDstar0_D0pi0_Kpipi0`, and
`skim.standardlists.charm.loadStdDstar0_D0pi0_Kpipipi`, where :math:`D^0`
channels are defined, and `skim.standardlists.lightmesons.loadStdAllRhoPlus`.
Warning:
This skim saves only three randomly-chosen :math:`B^{+}` candidates in a
``B+:BtoD0rho_merged`` list, since the candidate multiplicity of this skim is
very high.
"""
__authors__ = ["Fernando Abudinen"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
stdPi("all", path=path)
loadStdPi0ForBToHadrons(path=path)
loadStdAllRhoPlus(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpipi0(path=path)
loadStdD0_Kpipipi(path=path)
loadStdDstar0_D0pi0_Kpipi0(path=path)
loadStdDstar0_D0pi0_Kpipipi(path=path)
[docs] def build_lists(self, path):
Bcuts = "Mbc > 5.2 and abs(deltaE) < 0.3 and cosHelicityAngle(1,0) < 0.9 and 0.6 <= daughter(1,M) <= 0.9"
BsigChannels = [
"anti-D0:Kpipipi rho+:all",
"anti-D0:Kpipi0 rho+:all",
"anti-D*0:D0_Kpipipi rho+:all",
"anti-D*0:D0_Kpipi0 rho+:all"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B+:BtoD0rho_merged" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B+:BtoD0rho_merged" + str(chID))
ma.copyLists(outputListName="B+:BtoD0rho_merged", inputListNames=BsigList, path=path)
# Select only three random candidates to save them as these channels have high multiplicity.
ma.rankByHighest(particleList="B+:BtoD0rho_merged", variable="cos(mdstIndex)", numBest=3,
outputVariable="cosMdstIndex_rank", path=path)
return ["B+:BtoD0rho_merged"]
[docs]@fancy_skim_header
class B0toDD_Kpipi_Kspi(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D^{+}(\\to K^- \\pi^+ \\pi^+) D^{-}(\\to K^+ \\pi^- \\pi^-)`
* :math:`B^{0}\\to D^{+}(\\to K^- \\pi^+ \\pi^+) D^{-}(\\to K_{\\rm S}^0 \\pi^-)`
* :math:`B^{0}\\to D^{+}(\\to K_{\\rm S}^0 \\pi^-) D^{-}(\\to K_{\\rm S}^0 \\pi^-)`
Cuts applied:
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
* ``1.8 < M_D < 1.9``
Note:
This skim uses `skim.standardlists.charm.loadStdDplus_Kpipi` and
`skim.standardlists.charm.loadStdDplus_Kspi`, where :math:`D^-`
channel is defined.
"""
produce_on_tau_samples = False # retention is very close to zero on taupair
__authors__ = ["Chiara La Licata"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
[docs] def load_standard_lists(self, path):
stdKshorts(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdDplus_Kpipi(path=path)
loadStdDplus_Kspi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.2 < Mbc and abs(deltaE) < 0.3"
BsigChannels = [
"D+:Kpipi D-:Kpipi",
"D+:Kpipi D-:Kspi",
"D+:Kspi D-:Kspi"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B0:B0toDD" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B0:B0toDD" + str(chID))
return BsigList
[docs]@fancy_skim_header
class B0toDstarD(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to \\overline{D}{}^{*-} (\\to \\overline{D}{}^{0}
(\\to K^+ \\pi^-, \\to K^+ \\pi^- \\pi^- \\pi^+, K^+ \\pi^- \\pi^0) \\pi^-) D^+ (\\to K^- \\pi^+ \\pi^+)`
* :math:`B^{0}\\to \\overline{D}{}^{*-} (\\to D^{-} \\pi^0) D^+ (\\to K^- \\pi^+ \\pi^+)`
Cuts applied:
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.3``
* ``DM_Dstar_D < 0.16``
* ``1.8 < M_D < 1.9``
"""
__authors__ = ["Chiara La Licata"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
[docs] def load_standard_lists(self, path):
loadStdPi0ForBToHadrons(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdD0_Kpi(path=path)
loadStdD0_Kpipi0(path=path)
loadStdD0_Kpipipi(path=path)
loadStdDplus_Kpipi(path=path)
loadStdDstarPlus_D0pi_Kpi(path=path)
loadStdDstarPlus_D0pi_Kpipipi(path=path)
loadStdDstarPlus_D0pi_Kpipi0(path=path)
loadStdDstarPlus_Dpi0_Kpipi(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.2 < Mbc and abs(deltaE) < 0.3"
BsigChannels = [
"D*+:D0_Kpi D-:Kpipi",
"D*+:D0_Kpipipi D-:Kpipi",
"D*+:D0_Kpipi0 D-:Kpipi",
"D*+:Dpi0_Kpipi D-:Kpipi"
]
BsigList = []
for chID, channel in enumerate(BsigChannels):
ma.reconstructDecay("B0:B0toDstarD" + str(chID) + " -> " + channel, Bcuts, chID, path=path)
BsigList.append("B0:B0toDstarD" + str(chID))
return BsigList
[docs]@fancy_skim_header
class B0toDDs0star(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D_{s0}^{*+} (\\to D_{s}^{+} (\\to \\phi (\\to K^+ K^-) \\pi^+ \\pi^0) \\pi^0) D^{-} (\\to K^+ \\pi^- \\pi^-)`
* :math:`B^{0}\\to D_{s0}^{*+} (\\to D_{s}^{+} (\\to \\overline{K}{}^{*0} (\\to K^- \\pi^+ ) K^+) \\pi^0) D^{-}
(\\to K^+ \\pi^- \\pi^-)`
* :math:`B^{0}\\to D_{s0}^{*+} (\\to D_{s}^{+} (\\to \\phi (\\to K^+ K^-) \\pi^+) \\pi^0) D^{-} (\\to K^+ \\pi^- \\pi^-)`
Cuts applied:
* ``5.2 < Mbc < 5.3``
* ``abs(deltaE) < 0.2``
* ``0.31 < D_s0ST_massDifference_0 < 0.347``
"""
__authors__ = ["Kuanying Wu"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
validation_sample = _VALIDATION_SAMPLE
[docs] def load_standard_lists(self, path):
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path=path)
loadStdDplus_Kpipi(path=path)
loadStdPi0ForBToHadrons(path=path)
[docs] def build_lists(self, path):
ma.reconstructDecay("phi -> K+:GoodTrack K-:GoodTrack",
cut="[1.01 < M < 1.03]", path=path)
ma.reconstructDecay("anti-K*0 -> K-:GoodTrack pi+:GoodTrack",
cut="[0.793 < M < 1.015]", path=path)
ma.reconstructDecay("D_s+:phipipi0 -> phi pi+:GoodTrack pi0:bth_skim",
cut="[1.942 < M < 1.978]", path=path)
ma.reconstructDecay("D_s+:antiKK -> anti-K*0 K+:GoodTrack",
cut="[1.944 < M < 1.992]", path=path)
ma.reconstructDecay("D_s+:phipi -> phi pi+:GoodTrack",
cut="[1.935 < M < 1.999]", path=path)
Dslist = ['D_s+:phipipi0', 'D_s+:antiKK', 'D_s+:phipi']
ma.copyLists(outputListName='D_s+:all', inputListNames=Dslist, path=path)
ma.reconstructDecay("D_s0*+ -> D_s+:all pi0:bth_skim",
cut="[2.249 < M < 2.298] and [0.31 < massDifference(0) < 0.347] and \
[1.017 < p < 2.552]", path=path)
ma.reconstructDecay("B0:B0toDDs0star -> D_s0*+ D-:Kpipi",
cut="[5.2 < Mbc < 5.3] and \
[-0.2 < deltaE < 0.2]", path=path)
return ["B0:B0toDDs0star"]
[docs]@fancy_skim_header
class B0toD0Kpipi0_pi0(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to \\overline{D}{}^{0} (\\to K^+ \\pi^- \\pi^0) \\pi^0`
Cuts applied:
* ``Mbc > 5.2``
* ``abs(deltaE) < 0.5``
Note:
This skim uses `skim.standardlists.charm.loadStdD0_Kpipi0`, where the
:math:`\\overline{D}{}^{0}` channel is defined.
"""
__authors__ = ["Francis Pham"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
[docs] def load_standard_lists(self, path):
loadStdPi0ForBToCharmless(path=path)
loadStdVeryLooseTracks('K', path=path)
loadStdVeryLooseTracks('pi', path=path)
loadCharmlessD0_Kpipi0(path=path)
[docs] def build_lists(self, path):
Bcuts = "5.2 < Mbc and abs(deltaE) < 0.5"
ma.reconstructDecay("B0:D0Kpipi0_pi0 -> anti-D0:Kpipi0_loose pi0:charmlessFit", Bcuts, path=path)
return ["B0:D0Kpipi0_pi0"]
[docs]@fancy_skim_header
class B0toDs1D(BaseSkim):
"""
Reconstructed decay modes:
* :math:`B^{0}\\to D_{s1}^{+} (\\to D_s^{*+}(\\to D_s^+(\\to \\phi (\\to K^+ K^-)\\pi^+) \\gamma) \\pi^0)
D^- (\\to K^+ \\pi^-\\pi^-)`,
* :math:`B^{0}\\to D_{s1}^{+} (\\to D_s^{*+}(\\to D_s^+(\\to \\phi (\\to K^+ K^-) \\pi^+ \\pi^0) \\gamma) \\pi^0)
D^- (\\to K^+ \\pi^-\\pi^-)`,
* :math:`B^{0}\\to D_{s1}^{+} (\\to D_s^{*+}(\\to D_s^+(\\to \\overline{K}{}^{*0} (\\to K^- \\pi^+)K^+) \\gamma) \\pi^0)
D^- (\\to K^+ \\pi^-\\pi^-)`,
* :math:`B^{0}\\to D_{s1}^{+} (\\to D_s^{*+}(\\to D_s^+(\\to K_S^0 (\\to \\pi^- \\pi^+)K^+) \\gamma) \\pi^0)
D^- (\\to K^+ \\pi^-\\pi^-)`,
Cuts applied:
* ``5.2 < Mbc < 5.3``
* ``-0.5 < deltaE < 0.5``
* ``0.247 < M(D_s1+) - M(D_s*+) < 0.378``
* ``0.072 < M(D_s*+) - M(D_s+) < 0.179``
* ``2.288 < M(D_s1+) < 2.507``
"""
__authors__ = ["Tsai Hua Lee, Chih Han Tseng"]
__description__ = ""
__contact__ = __liaison__
__category__ = "physics, hadronic B to charm"
ApplyHLTHadronCut = True
produce_on_tau_samples = False # retention is very close to zero on taupair
validation_sample = _VALIDATION_SAMPLE
[docs] def load_standard_lists(self, path):
loadPiSkimHighEff(path=path)
loadKSkimHighEff(path=path)
loadStdPi0ForBToHadrons(path=path)
stdPhotons('loose', path=path)
stdKshorts(path=path)
loadPiForBtoHadrons(path=path)
loadKForBtoHadrons(path)
loadStdDplus_Kpipi(path=path)
loadStdSkimHighEffPhi(path=path)
loadStdSkimHighEffKstar0(path=path)
[docs] def build_lists(self, path):
ma.reconstructDecay(decayString="D_s+:phipi -> phi:SkimHighEff pi+:SkimHighEff", cut="[1.942 < M < 1.993]", path=path)
ma.reconstructDecay(decayString="D_s+:phipipi0 -> phi:SkimHighEff pi+:SkimHighEff pi0:bth_skim",
cut="[1.874 < M < 1.997]", path=path)
ma.reconstructDecay(decayString="D_s+:Ksk -> K_S0:merged K+:SkimHighEff",
cut="[1.914 < M < 2.015]", path=path)
ma.reconstructDecay(decayString="D_s+:anti-Kstar0K -> anti-K*0:SkimHighEff K+:SkimHighEff",
cut="[1.934 < M < 2.002]", path=path)
DsList = ['D_s+:phipi', 'D_s+:phipipi0', 'D_s+:Ksk', 'D_s+:anti-Kstar0K']
ma.copyLists(outputListName="D_s+:all", inputListNames=DsList, path=path)
ma.reconstructDecay(decayString="D_s*+ -> D_s+:all gamma:loose",
cut="[2.062 < M < 2.131] and [0.072 < massDifference(0) < 0.179]", path=path)
ma.reconstructDecay(decayString="D_s1+ -> D_s*+ pi0:bth_skim",
cut="[2.288 < M < 2.507] and [0.247 < massDifference(0) < 0.378]", path=path)
ma.reconstructDecay(decayString="B0:merged -> D_s1+ D-:Kpipi",
cut="[5.2 < Mbc < 5.3] and [-0.5 < deltaE < 0.5]", path=path)
return ["B0:merged"]
