hnl.HNL Class Reference

Inheritance diagram for hnl.HNL:

Collaboration diagram for hnl.HNL:

Public Member Functions
None	__init__ (self, mass, couplings, bool debug=False)
def	computeNLifetime (self, str system="SI")
Public Member Functions inherited from hnl.HNLbranchings
None	__init__ (self, mass, couplings, bool debug=False)
float|int	sqrt_lambda (self, float a, b, c)
def	QCD_correction (self)
def	Width_3nu (self)
def	Width_nu_f_fbar (self, int alpha, int beta)
def	Integrand (self, xx, xi)
def	integral (self, x1, x2, int x3)
def	Width_l1_l2_nu2 (self, int alpha, int beta)
def	Width_l_u_d (self, int alpha, int beta, int gamma)
def	Width_H0_nu (self, str H, int alpha)
def	Width_H_l (self, str H, int alpha)
float	Width_charged_leptons (self)
float	Width_neutral_mesons (self)
float	Width_charged_mesons (self)
float|int	Width_quarks_neutrino (self)
float|int	Width_quarks_lepton (self)
def	NDecayWidth (self)
def	findBranchingRatio (self, decayString)
dict[str, str]	allowedChannels (self)

Public Attributes
	NLifetime
Public Attributes inherited from hnl.HNLbranchings
	U2
	U
	MN
	CKM
	CKMelemSq
	decays
	QCD_corr

Detailed Description

HNL physics according to the nuMSM

Definition at line 700 of file hnl.py.

Constructor & Destructor Documentation

__init__()

None hnl.HNL.__init__	(		self,
			mass,
			couplings,
		bool	debug = False
	)

Initialize with mass and couplings of the HNL

Inputs:
mass (GeV)
couplings (list of [U2e, U2mu, U2tau])

Reimplemented from hnl.HNLbranchings.

Definition at line 705 of file hnl.py.

    def __init__(self, mass, couplings, debug: bool = False) -> None:
        """
        Initialize with mass and couplings of the HNL
 
        Inputs:
        mass (GeV)
        couplings (list of [U2e, U2mu, U2tau])
        """
        HNLbranchings.__init__(self, mass, couplings, debug)
 

Member Function Documentation

computeNLifetime()

def hnl.HNL.computeNLifetime	(		self,
		str	system = "SI"
	)

Compute the HNL lifetime

Inputs:
- system: choose between default (i.e. SI, result in s) or FairShip (result in ns)

Definition at line 715 of file hnl.py.

    def computeNLifetime(self, system: str = "SI"):
        """
        Compute the HNL lifetime
 
        Inputs:
        - system: choose between default (i.e. SI, result in s) or FairShip (result in ns)
        """
        self.NLifetime = c.hGeV / self.NDecayWidth()
        if system == "FairShip":
            self.NLifetime *= 1.0e9
        return self.NLifetime

Member Data Documentation

NLifetime

hnl.HNL.NLifetime

Definition at line 722 of file hnl.py.

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The documentation for this class was generated from the following file:

• python/hnl.py