Definition of gas parameters for one TRD module. More...

#include <CbmTrdParModGas.h>

Inheritance diagram for CbmTrdParModGas:

Collaboration diagram for CbmTrdParModGas:

Public Types
enum	CbmTrdParModGasDef { kDetType = 0, kNobleGasType, kPID }

Public Member Functions
	CbmTrdParModGas (const char *title="TRD gas properties definition")

virtual	~CbmTrdParModGas ()

Double_t	GetCO2 () const

const Char_t *	GetDetName () const

Int_t	GetDetType () const

Double_t	GetDriftTime (Double_t y0, Double_t z0) const

void	GetElectricPotential (Int_t &ua, Int_t &ud) const

Float_t	GetBindingEnergy (const Char_t shell='K', Bool_t main=kTRUE) const
	Get binding energy for the working gas. More...

Float_t	EkevFC (Float_t ekev) const
	Convert Energy debposit in keV to pad-plane charge taking into account the gas gain. More...

TString	GetFileName () const

Double_t	GetNobleGas () const

const Char_t *	GetNobleGasName () const

Int_t	GetNobleGasType () const

Float_t	GetNonIonizingBR (const Char_t shell='K') const
	Get branching ration for radiative process on the. More...

Char_t	GetPEshell (Float_t Ex) const
	Get first atomic shell which can be excited by PE effect. More...

Int_t	GetPidType () const

Int_t	GetShellId (const Char_t shell) const
	Get atomic shell index. More...

UShort_t	GetUanode () const

UShort_t	GetUdrift () const

virtual void	Print (Option_t *opt="") const

Double_t	ScanDriftTime (Double_t y0, Double_t z0, Double_t dzdy, Double_t dy) const
	Get prompt signal for track segment in the y-z plane. More...

void	SetDriftMap (TH2F hm, TDirectory d)
	Load drift map for current settings from repository. More...

void	SetDw (Double_t dw)

void	SetGasThick (Double_t sz)

void	SetDetType (Int_t gsi=0)

void	SetCO2 (Double_t p)

void	SetFileName (const Char_t *fn)

void	SetNobleGas (Double_t p)

void	SetNobleGasType (Int_t ar=1)

void	SetPidType (Int_t like=1)

void	SetElectricPotential (Int_t ua, Int_t ud)

virtual Int_t	GetModuleId () const

virtual void	SetModuleId (Int_t m)

Protected Attributes
Int_t	fModuleId
	module id More...

Private Member Functions
	CbmTrdParModGas (const CbmTrdParModGas &ref)

const CbmTrdParModGas &	operator= (const CbmTrdParModGas &ref)

Private Attributes
Int_t	fConfig
	config TRD gas see CbmTrdParModGasDef More...

UShort_t	fUa
	anode voltage More...

UShort_t	fUd
	drift voltage More...

Double_t	fDw
	anode wire pitch More...

Double_t	fGasThick
	gas thickness More...

Double_t	fPercentCO2
	Percentage of CO2. More...

TH2F *	fDriftMap
	drift time map for one amplification cell More...

TString	fFileNamePID
	filename for PID database More...

Static Private Attributes
static Float_t	fgkBindingEnergy [2][NSHELLS]
	binding energy in keV for first atomic shells of Ar and Xe More...

static Float_t	fgkBR [2][NSHELLS - 1]
	branching ratio for non-ionizing decay of Ar and Xe More...

static Float_t	fgkWi [3]
	average energy to produce one electron-ion pair for ar, xe and co2 More...

static Float_t	fgkGGainUaPar [2] = {-10.1676, 8.3745}
	gas gaian parametrization on Ua for Ar on Buch detector More...

static Float_t	fgkE0 = 866.1047
	min energy [ADC ch] which can be measured More...

Detailed Description

Definition of gas parameters for one TRD module.

Definition at line 16 of file CbmTrdParModGas.h.

Member Enumeration Documentation

◆ CbmTrdParModGasDef

enum CbmTrdParModGas::CbmTrdParModGasDef

Enumerator
kDetType
kNobleGasType	Type of noble gas (Xe=0, Ar=1)
kPID	PID Method (ANN=0, Likelihood=1)

Definition at line 18 of file CbmTrdParModGas.h.

Constructor & Destructor Documentation

◆ CbmTrdParModGas() [1/2]

CbmTrdParModGas::CbmTrdParModGas ( const char * title = "TRD gas properties definition" )

Definition at line 38 of file CbmTrdParModGas.cxx.

References CbmTrdParMod::fModuleId, fUa, fUd, SetNobleGasType(), and VERBOSE.

◆ ~CbmTrdParModGas()

CbmTrdParModGas::~CbmTrdParModGas ( )

virtual

Definition at line 80 of file CbmTrdParModGas.cxx.

◆ CbmTrdParModGas() [2/2]

CbmTrdParModGas::CbmTrdParModGas ( const CbmTrdParModGas & ref )

private

Member Function Documentation

◆ EkevFC()

Float_t CbmTrdParModGas::EkevFC ( Float_t ekev ) const

Convert Energy debposit in keV to pad-plane charge taking into account the gas gain.

Parameters

[in] ekev Energy deposit in keV

Returns: charge at FASP input in fC

Definition at line 85 of file CbmTrdParModGas.cxx.

References fgkGGainUaPar, fgkWi, fPercentCO2, fUa, GetNobleGasType(), and VERBOSE.

Referenced by CbmTrdModuleSimT::MakeDigi().

◆ GetBindingEnergy()

Float_t CbmTrdParModGas::GetBindingEnergy	(	const Char_t	shell = `'K'`,
		Bool_t	main = `kTRUE`
	)		const

Get binding energy for the working gas.

Parameters

[in] shell shell id in capitals e.g. K, L, M ...

See also: GetPEshell()

Parameters

[in] main switch between main and escape peak [main=true]

Definition at line 143 of file CbmTrdParModGas.cxx.

References fgkBindingEnergy, GetNobleGasType(), GetShellId(), and NSHELLS.

Referenced by CbmTrdModuleSimT::MakeDigi().

◆ GetCO2()

Double_t CbmTrdParModGas::GetCO2 ( ) const

inline

Definition at line 28 of file CbmTrdParModGas.h.

References fPercentCO2.

◆ GetDetName()

const Char_t* CbmTrdParModGas::GetDetName ( ) const

inline

Definition at line 29 of file CbmTrdParModGas.h.

References GetDetType().

Referenced by Print().

◆ GetDetType()

Int_t CbmTrdParModGas::GetDetType ( ) const

inline

Definition at line 30 of file CbmTrdParModGas.h.

References fConfig, and kDetType.

Referenced by GetDetName(), and CbmTrdParSetGas::putParams().

◆ GetDriftTime()

Double_t CbmTrdParModGas::GetDriftTime	(	Double_t	y0,
		Double_t	z0
	)		const

Definition at line 189 of file CbmTrdParModGas.cxx.

References fDriftMap, and VERBOSE.

Referenced by CbmTrdModuleSimT::MakeDigi().

◆ GetElectricPotential()

void CbmTrdParModGas::GetElectricPotential	(	Int_t &	ua,
		Int_t &	ud
	)		const

inline

Definition at line 32 of file CbmTrdParModGas.h.

References fUa, and fUd.

◆ GetFileName()

TString CbmTrdParModGas::GetFileName ( ) const

inline

Definition at line 46 of file CbmTrdParModGas.h.

References fFileNamePID.

◆ GetModuleId()

virtual Int_t CbmTrdParMod::GetModuleId ( ) const

inlinevirtualinherited

Definition at line 15 of file CbmTrdParMod.h.

References CbmTrdParMod::fModuleId.

Referenced by CbmTrdParSet::addParam(), and CbmMcbm2018UnpackerAlgoTrdR::CreateHistogram().

◆ GetNobleGas()

Double_t CbmTrdParModGas::GetNobleGas ( ) const

inline

Definition at line 47 of file CbmTrdParModGas.h.

References fPercentCO2.

Referenced by Print(), and CbmTrdParSetGas::putParams().

◆ GetNobleGasName()

const Char_t* CbmTrdParModGas::GetNobleGasName ( ) const

inline

Definition at line 48 of file CbmTrdParModGas.h.

References GetNobleGasType().

Referenced by Print().

◆ GetNobleGasType()

Int_t CbmTrdParModGas::GetNobleGasType ( ) const

inline

Definition at line 51 of file CbmTrdParModGas.h.

References fConfig, and kNobleGasType.

Referenced by EkevFC(), GetBindingEnergy(), GetNobleGasName(), GetNonIonizingBR(), GetPEshell(), and GetShellId().

◆ GetNonIonizingBR()

Float_t CbmTrdParModGas::GetNonIonizingBR ( const Char_t shell = 'K' ) const

Get branching ration for radiative process on the.

Parameters

[in] shell shell id in capitals e.g. K, L, M ...

See also: GetPEshell()

Definition at line 165 of file CbmTrdParModGas.cxx.

References fgkBR, GetNobleGasType(), and GetShellId().

Referenced by CbmTrdModuleSimT::MakeDigi().

◆ GetPEshell()

Char_t CbmTrdParModGas::GetPEshell ( Float_t Ex ) const

Get first atomic shell which can be excited by PE effect.

Parameters

[in] Ex energy of the incident X [keV]

Returns: atomic shell name

Definition at line 174 of file CbmTrdParModGas.cxx.

References fgkBindingEnergy, GetNobleGasType(), and NSHELLS.

Referenced by CbmTrdModuleSimT::MakeDigi().

◆ GetPidType()

Int_t CbmTrdParModGas::GetPidType ( ) const

inline

Definition at line 63 of file CbmTrdParModGas.h.

References fConfig, and kPID.

Referenced by Print(), and CbmTrdParSetGas::putParams().

◆ GetShellId()

Int_t CbmTrdParModGas::GetShellId ( const Char_t shell ) const

Get atomic shell index.

Parameters

[in] shell shell name

Return index of atomic shell. shell name can be 'K', 'L' and 'M'

Definition at line 126 of file CbmTrdParModGas.cxx.

References GetNobleGasType().

Referenced by GetBindingEnergy(), and GetNonIonizingBR().

◆ GetUanode()

UShort_t CbmTrdParModGas::GetUanode ( ) const

inline

Definition at line 68 of file CbmTrdParModGas.h.

References fUa.

Referenced by CbmTrdParSetGas::putParams().

◆ GetUdrift()

UShort_t CbmTrdParModGas::GetUdrift ( ) const

inline

Definition at line 69 of file CbmTrdParModGas.h.

References fUd.

Referenced by CbmTrdParSetGas::putParams().

◆ operator=()

const CbmTrdParModGas& CbmTrdParModGas::operator= ( const CbmTrdParModGas & ref )

private

◆ Print()

void CbmTrdParModGas::Print ( Option_t * opt = "" ) const

virtual

Definition at line 198 of file CbmTrdParModGas.cxx.

References fFileNamePID, CbmTrdParMod::fModuleId, fUa, fUd, GetDetName(), GetNobleGas(), GetNobleGasName(), and GetPidType().

Referenced by CbmTrdParManager::CreateModuleParameters().

◆ ScanDriftTime()

Double_t CbmTrdParModGas::ScanDriftTime	(	Double_t	y0,
		Double_t	z0,
		Double_t	dzdy,
		Double_t	dy
	)		const

Get prompt signal for track segment in the y-z plane.

Parameters

y0	entry point on y in amplification cell coordinates (+- anode pitch/2)
z0	entry point on z (+- chmb_height/2)
dzdy	Track angle in the y-z plane
dy	track span on y

See also: CbmTrdModuleSimT::ScanPadPlane() CbmTrdModuleSimT::AddDigi()

Author: A.Bercuci aberc.nosp@m.uci@.nosp@m.niham.nosp@m..nip.nosp@m.ne.ro

Definition at line 210 of file CbmTrdParModGas.cxx.

References fDriftMap, fDw, VERBOSE, and z1.

Referenced by CbmTrdModuleSimT::MakeDigi().

◆ SetCO2()

void CbmTrdParModGas::SetCO2 ( Double_t p )

inline

Definition at line 95 of file CbmTrdParModGas.h.

References fPercentCO2.

◆ SetDetType()

void CbmTrdParModGas::SetDetType ( Int_t gsi = 0 )

inline

Definition at line 92 of file CbmTrdParModGas.h.

References fConfig, and kDetType.

Referenced by CbmTrdParManager::CreateModuleParameters().

◆ SetDriftMap()

void CbmTrdParModGas::SetDriftMap	(	TH2F *	hm,
		TDirectory *	d
	)

Load drift map for current settings from repository.

Parameters

[in]	hm	histogram obtained as interpolation
[in]	d	ROOT directory of CbmRoot

See also: CbmTrdParSetGas::GetDriftMap()

Load drift map in the module and get ownership

Definition at line 265 of file CbmTrdParModGas.cxx.

References d, fDriftMap, CbmTrdParMod::fModuleId, fUa, fUd, and VERBOSE.

◆ SetDw()

void CbmTrdParModGas::SetDw ( Double_t dw )

inline

Definition at line 90 of file CbmTrdParModGas.h.

References fDw.

◆ SetElectricPotential()

void CbmTrdParModGas::SetElectricPotential	(	Int_t	ua,
		Int_t	ud
	)

inline

Definition at line 104 of file CbmTrdParModGas.h.

References fUa, and fUd.

◆ SetFileName()

void CbmTrdParModGas::SetFileName ( const Char_t * fn )

inline

Definition at line 96 of file CbmTrdParModGas.h.

References fFileNamePID.

◆ SetGasThick()

void CbmTrdParModGas::SetGasThick ( Double_t sz )

inline

Definition at line 91 of file CbmTrdParModGas.h.

References fGasThick.

◆ SetModuleId()

virtual void CbmTrdParMod::SetModuleId ( Int_t m )

inlinevirtualinherited

Definition at line 17 of file CbmTrdParMod.h.

References CbmTrdParMod::fModuleId, and m.

Referenced by CbmTrdParManager::CreateModuleParameters().

◆ SetNobleGas()

void CbmTrdParModGas::SetNobleGas ( Double_t p )

inline

Definition at line 97 of file CbmTrdParModGas.h.

References fPercentCO2.

◆ SetNobleGasType()

void CbmTrdParModGas::SetNobleGasType ( Int_t ar = 1 )

inline

Definition at line 98 of file CbmTrdParModGas.h.

References fConfig, and kNobleGasType.

Referenced by CbmTrdParModGas().

◆ SetPidType()

void CbmTrdParModGas::SetPidType ( Int_t like = 1 )

inline

Definition at line 101 of file CbmTrdParModGas.h.

References fConfig, and kPID.

Referenced by CbmTrdParManager::CreateModuleParameters().

Member Data Documentation

◆ fConfig

Int_t CbmTrdParModGas::fConfig

private

config TRD gas see CbmTrdParModGasDef

Definition at line 113 of file CbmTrdParModGas.h.

Referenced by GetDetType(), GetNobleGasType(), GetPidType(), SetDetType(), SetNobleGasType(), and SetPidType().

◆ fDriftMap

TH2F* CbmTrdParModGas::fDriftMap

private

drift time map for one amplification cell

Definition at line 119 of file CbmTrdParModGas.h.

Referenced by GetDriftTime(), ScanDriftTime(), and SetDriftMap().

◆ fDw

Double_t CbmTrdParModGas::fDw

private

anode wire pitch

Definition at line 116 of file CbmTrdParModGas.h.

Referenced by ScanDriftTime(), and SetDw().

◆ fFileNamePID

TString CbmTrdParModGas::fFileNamePID

private

filename for PID database

Definition at line 120 of file CbmTrdParModGas.h.

Referenced by GetFileName(), Print(), and SetFileName().

◆ fGasThick

Double_t CbmTrdParModGas::fGasThick

private

gas thickness

Definition at line 117 of file CbmTrdParModGas.h.

Referenced by SetGasThick().

◆ fgkBindingEnergy

Float_t CbmTrdParModGas::fgkBindingEnergy

staticprivate

Initial value:

= {
  {34.5, 5.1, 1.1},  
  {3.2, 0.25, 0.1}   
}

binding energy in keV for first atomic shells of Ar and Xe

Definition at line 122 of file CbmTrdParModGas.h.

Referenced by GetBindingEnergy(), and GetPEshell().

◆ fgkBR

Float_t CbmTrdParModGas::fgkBR

staticprivate

Initial value:

= {
  {0.11, 0.02},  
  {0.11, 0.02}   
}

branching ratio for non-ionizing decay of Ar and Xe

Definition at line 126 of file CbmTrdParModGas.h.

Referenced by GetNonIonizingBR().

◆ fgkE0

Float_t CbmTrdParModGas::fgkE0 = 866.1047

staticprivate

min energy [ADC ch] which can be measured

Definition at line 132 of file CbmTrdParModGas.h.

◆ fgkGGainUaPar

Float_t CbmTrdParModGas::fgkGGainUaPar = {-10.1676, 8.3745}

staticprivate

gas gaian parametrization on Ua for Ar on Buch detector

Definition at line 130 of file CbmTrdParModGas.h.

Referenced by EkevFC().

◆ fgkWi

Float_t CbmTrdParModGas::fgkWi

staticprivate

Initial value:

average energy to produce one electron-ion pair for ar, xe and co2

Definition at line 128 of file CbmTrdParModGas.h.

Referenced by EkevFC().

◆ fModuleId

Int_t CbmTrdParMod::fModuleId

protectedinherited

module id

Definition at line 20 of file CbmTrdParMod.h.

Referenced by CbmTrdParModGas(), CbmTrdParMod::GetModuleId(), Print(), CbmTrdParModDigi::Print(), SetDriftMap(), and CbmTrdParMod::SetModuleId().

◆ fPercentCO2

Double_t CbmTrdParModGas::fPercentCO2

private

Percentage of CO2.

Definition at line 118 of file CbmTrdParModGas.h.

Referenced by EkevFC(), GetCO2(), GetNobleGas(), SetCO2(), and SetNobleGas().

◆ fUa

UShort_t CbmTrdParModGas::fUa

private

anode voltage

Definition at line 114 of file CbmTrdParModGas.h.

Referenced by CbmTrdParModGas(), EkevFC(), GetElectricPotential(), GetUanode(), Print(), SetDriftMap(), and SetElectricPotential().

◆ fUd

UShort_t CbmTrdParModGas::fUd

private

drift voltage

Definition at line 115 of file CbmTrdParModGas.h.

Referenced by CbmTrdParModGas(), GetElectricPotential(), GetUdrift(), Print(), SetDriftMap(), and SetElectricPotential().

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

Public Types

Public Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Static Private Attributes

Detailed Description

Member Enumeration Documentation

◆ CbmTrdParModGasDef

Constructor & Destructor Documentation

◆ CbmTrdParModGas() [1/2]

◆ ~CbmTrdParModGas()

◆ CbmTrdParModGas() [2/2]

Member Function Documentation

◆ EkevFC()

◆ GetBindingEnergy()

◆ GetCO2()

◆ GetDetName()

◆ GetDetType()

◆ GetDriftTime()

◆ GetElectricPotential()

◆ GetFileName()

◆ GetModuleId()

◆ GetNobleGas()

◆ GetNobleGasName()

◆ GetNobleGasType()

◆ GetNonIonizingBR()

◆ GetPEshell()

◆ GetPidType()

◆ GetShellId()

◆ GetUanode()

◆ GetUdrift()

◆ operator=()

◆ Print()

◆ ScanDriftTime()

◆ SetCO2()

◆ SetDetType()

◆ SetDriftMap()

◆ SetDw()

◆ SetElectricPotential()

◆ SetFileName()

◆ SetGasThick()

◆ SetModuleId()

◆ SetNobleGas()

◆ SetNobleGasType()

◆ SetPidType()

Member Data Documentation

◆ fConfig

◆ fDriftMap

◆ fDw

◆ fFileNamePID

◆ fGasThick

◆ fgkBindingEnergy

◆ fgkBR

◆ fgkE0

◆ fgkGGainUaPar

◆ fgkWi

◆ fModuleId

◆ fPercentCO2

◆ fUa

◆ fUd