LauBlattWeisskopfFactor Class Reference

Class that implements the Blatt-Weisskopf barrier factor. More...

#include <LauBlattWeisskopfFactor.hh>

Public Types
enum	BarrierType { BWBarrier, BWPrimeBarrier, ExpBarrier }
	Define the allowed types of barrier factors. More...
enum	RestFrame { Covariant, ParentFrame, ResonanceFrame }
	Define the rest frame in which the momentum should be calculated (only relevant for bachelor) More...
enum	BlattWeisskopfCategory {   Default, Parent, Indep, Light,   Kstar, Charm, StrangeCharm, Charmonium,   Beauty, StrangeBeauty, CharmBeauty, Custom1,   Custom2, Custom3, Custom4 }
	Define resonance categories that will share common barrier factor radii. More...

Public Member Functions
	LauBlattWeisskopfFactor (const LauResonanceInfo &resInfo, const BarrierType barrierType, const RestFrame restFrame, const BlattWeisskopfCategory category)
	Constructor. More...
	LauBlattWeisskopfFactor (const LauResonanceInfo &resInfo, const Double_t resRadius, const BarrierType barrierType, const RestFrame restFrame, const BlattWeisskopfCategory category)
	Constructor. More...
virtual	~LauBlattWeisskopfFactor ()
	Destructor. More...
LauBlattWeisskopfFactor *	createClone (const UInt_t newSpin)
	Method to create a new factor with cloned radius parameter. More...
const LauParameter *	getRadiusParameter () const
	Retrieve the radius parameter. More...
LauParameter *	getRadiusParameter ()
	Retrieve the radius parameter. More...
BarrierType	getBarrierType () const
	Retrieve the barrier type. More...
RestFrame	getRestFrame () const
	Retrieve the rest frame information. More...
Double_t	calcFormFactor (const Double_t p) const
	Calculate form factor value. More...

Protected Member Functions
TString	setRadiusName (const LauResonanceInfo &resInfo, const BlattWeisskopfCategory category)
	Set the name of the radius parameter. More...

Private Member Functions
	LauBlattWeisskopfFactor (const LauBlattWeisskopfFactor &other, const UInt_t newSpin)
	Copy constructor. More...
LauBlattWeisskopfFactor &	operator= (const LauBlattWeisskopfFactor &other)
	Copy assignment operator (not implemented) More...

Private Attributes
const UInt_t	spin_
	Resonance spin. More...
LauParameter *	radius_
	Radius parameter. More...
const BarrierType	barrierType_
	Barrier type. More...
const RestFrame	restFrame_
	Rest frame. More...

Detailed Description

Class that implements the Blatt-Weisskopf barrier factor.

This factor is used in resonance models such as the Relativistic Breit-Wigner.

Definition at line 44 of file LauBlattWeisskopfFactor.hh.

Member Enumeration Documentation

enum LauBlattWeisskopfFactor::BarrierType

Define the allowed types of barrier factors.

Enumerator
BWBarrier	Blatt-Weisskopf barrier factor (for use when momentum terms not used in angular term)
BWPrimeBarrier	Blatt-Weisskopf barrier factor (for use when momentum terms are used in angular term) - the default
ExpBarrier	expoential barrier factor (mostly used for virtual contributions)

Definition at line 48 of file LauBlattWeisskopfFactor.hh.

enum LauBlattWeisskopfFactor::BlattWeisskopfCategory

Define resonance categories that will share common barrier factor radii.

Enumerator
Default
Parent
Indep
Light
Kstar
Charm
StrangeCharm
Charmonium
Beauty
StrangeBeauty
CharmBeauty
Custom1
Custom2
Custom3
Custom4

Definition at line 62 of file LauBlattWeisskopfFactor.hh.

enum LauBlattWeisskopfFactor::RestFrame

Define the rest frame in which the momentum should be calculated (only relevant for bachelor)

Enumerator
Covariant	use expression from Covariant spin factor
ParentFrame	momentum calculated in parent rest frame
ResonanceFrame	momentum calculated in resonance rest frame

Definition at line 55 of file LauBlattWeisskopfFactor.hh.

Constructor & Destructor Documentation

LauBlattWeisskopfFactor::LauBlattWeisskopfFactor	(	const LauResonanceInfo &	resInfo,
		const BarrierType	barrierType,
		const RestFrame	restFrame,
		const BlattWeisskopfCategory	category
	)

Constructor.

Definition at line 41 of file LauBlattWeisskopfFactor.cc.

LauBlattWeisskopfFactor::LauBlattWeisskopfFactor	(	const LauResonanceInfo &	resInfo,
		const Double_t	resRadius,
		const BarrierType	barrierType,
		const RestFrame	restFrame,
		const BlattWeisskopfCategory	category
	)

Constructor.

Definition at line 51 of file LauBlattWeisskopfFactor.cc.

LauBlattWeisskopfFactor::~LauBlattWeisskopfFactor ( )

virtual

Destructor.

Definition at line 61 of file LauBlattWeisskopfFactor.cc.

LauBlattWeisskopfFactor::LauBlattWeisskopfFactor ( const LauBlattWeisskopfFactor &  other, const UInt_t  newSpin  )

private

Copy constructor.

Definition at line 65 of file LauBlattWeisskopfFactor.cc.

Member Function Documentation

Double_t LauBlattWeisskopfFactor::calcFormFactor

(

const Double_t

p

)

const

Calculate form factor value.

Parameters

p	the value of the momentum

Definition at line 138 of file LauBlattWeisskopfFactor.cc.

LauBlattWeisskopfFactor * LauBlattWeisskopfFactor::createClone

(

const UInt_t

newSpin

)

Method to create a new factor with cloned radius parameter.

Parameters

newSpin

the value of the spin to use for the created instance

Definition at line 132 of file LauBlattWeisskopfFactor.cc.

BarrierType LauBlattWeisskopfFactor::getBarrierType ( ) const

inline

Retrieve the barrier type.

Definition at line 102 of file LauBlattWeisskopfFactor.hh.

const LauParameter* LauBlattWeisskopfFactor::getRadiusParameter ( ) const

inline

Retrieve the radius parameter.

Definition at line 96 of file LauBlattWeisskopfFactor.hh.

LauParameter* LauBlattWeisskopfFactor::getRadiusParameter ( )

inline

Retrieve the radius parameter.

Definition at line 99 of file LauBlattWeisskopfFactor.hh.

RestFrame LauBlattWeisskopfFactor::getRestFrame ( ) const

inline

Retrieve the rest frame information.

Definition at line 105 of file LauBlattWeisskopfFactor.hh.

LauBlattWeisskopfFactor& LauBlattWeisskopfFactor::operator= ( const LauBlattWeisskopfFactor &  other )

private

Copy assignment operator (not implemented)

TString LauBlattWeisskopfFactor::setRadiusName ( const LauResonanceInfo &  resInfo, const BlattWeisskopfCategory  category  )

protected

Set the name of the radius parameter.

Definition at line 73 of file LauBlattWeisskopfFactor.cc.

Member Data Documentation

const BarrierType LauBlattWeisskopfFactor::barrierType_

private

Barrier type.

Definition at line 131 of file LauBlattWeisskopfFactor.hh.

LauParameter* LauBlattWeisskopfFactor::radius_

private

Radius parameter.

Definition at line 128 of file LauBlattWeisskopfFactor.hh.

const RestFrame LauBlattWeisskopfFactor::restFrame_

private

Rest frame.

Definition at line 134 of file LauBlattWeisskopfFactor.hh.

const UInt_t LauBlattWeisskopfFactor::spin_

private

Resonance spin.

Definition at line 125 of file LauBlattWeisskopfFactor.hh.

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

• inc/LauBlattWeisskopfFactor.hh
• src/LauBlattWeisskopfFactor.cc