ParticleProperties Class Reference

#include <ParticleProperties.h>

Public Member Functions
double	mass () const
double	mErrPlus () const
double	mErrMinus () const
void	setMass (double m) const
double	width () const
double	wErrPlus () const
double	wErrMinus () const
std::string	I () const
int	G () const
std::string	J () const
int	P () const
int	C () const
int	pdg_id () const
std::string	charge () const
int	R () const
char	S () const
std::string	name () const
std::string	quarks () const
const MultiQuarkContent &	netQuarkContent () const
double	lifetime () const
double	ctau () const
double	ctau_in_microns () const
double	lifetime_in_ns () const
double	lifetime_in_ps () const
double	radius () const
std::string	ScalarVectorPseudoAxialVectorTensor () const
std::string	SVPAT () const
bool	isVector () const
bool	isScalar () const
bool	isPseudoScalar () const
bool	isAxialVector () const
bool	isTensor () const
bool	isPseudoTensor () const
bool	isValid () const
bool	hasDistinctAnti () const
bool	isItsOwnAnti () const
	ParticleProperties (std::string pdg_string="")
void	print (std::ostream &out=std::cout) const
bool	operator== (const ParticleProperties &rhs) const
bool	operator< (const ParticleProperties &rhs) const
bool	operator> (const ParticleProperties &rhs) const
bool	operator<= (const ParticleProperties &rhs) const
bool	operator>= (const ParticleProperties &rhs) const
bool	antiThis ()
ParticleProperties	anti () const
bool	isNonResonant () const

Protected Member Functions
void	setRadius ()
void	antiQuarks ()
void	antiQuarkContent ()
void	antiCharge ()

Protected Attributes
double	_mass
double	_mErrPlus
double	_mErrMinus
double	_width
double	_wErrPlus
double	_wErrMinus
std::string	_Isospin
int	_Gparity
std::string	_JtotalSpin
int	_Parity
int	_Cqm
char	_Aformat
int	_pdg_id
std::string	_charge
int	_Rexist
char	_Status
std::string	_name
std::string	_quarks
MultiQuarkContent	_netQuarkContent
double	_Radius
bool	_isValid

Static Protected Attributes
static double	_defaultRadius = 1.5/GeV
static double	_defaultCharmRadius = 5.0/GeV

Static Private Attributes
static const char *	pionString = "1.3957018E+02 ,3.5E-04,3.5E-04,2.5284E-14 ,5.0E-18,5.0E-18,1 ,-,0 ,-, ,B, 211, +, ,R,pi ,uD "

Detailed Description

Definition at line 13 of file ParticleProperties.h.

Constructor & Destructor Documentation

ParticleProperties()

ParticleProperties::ParticleProperties

(

std::string

pdg_string = ""

)

Definition at line 46 of file ParticleProperties.cpp.

  : _netQuarkContent()
{
  bool debugThis=false;

  _isValid=false;
  if(pdg_string.empty()) return;
  if(pdg_string[0] == '*') return;

  replace(pdg_string.begin(), pdg_string.end(), '\n', ','); // add a ',' to the end
  remove(pdg_string.begin(), pdg_string.end(), ' '); // remove white space
  
  static const unsigned int nFields=18;
  std::string s[nFields];
  unsigned int first= 0;
  unsigned int counter=0;
  unsigned int charCounter=0;
  while(counter < nFields){
    if(pdg_string[charCounter] == ','){
      int n=charCounter-first;
      if(n<0)n=0;
      
      std::string tempString = " ";
      if(n >= 1) tempString = pdg_string.substr(first, n);
      if(debugThis){
    cout << " tempString for charCounter = " << charCounter
         << ", and counter = " << counter
         << " is: " << tempString << endl;
      }
      if(tempString.empty()){
    s[counter] = " ";
      }else{
    s[counter] = tempString;
      }

      ++counter;
      first = charCounter+1;
    }
    if(charCounter < pdg_string.size()-1) charCounter++;
  }
  if(counter != nFields) return; // sth wrong

  if(debugThis){
    cout << "the strings : ";
    for(unsigned int i=0; i<nFields; i++) cout << s[i] << "\n";
    cout << endl;
  }

  _mass       = atof(s[0].c_str());
  _mErrPlus   = atof(s[1].c_str());
  _mErrMinus  = atof(s[2].c_str());
  _width      = atof(s[3].c_str());
  _wErrPlus   = atof(s[4].c_str());
  _wErrMinus  = atof(s[5].c_str());
  
  _Isospin    =      s[6];
  char Gchar  =      s[7][0];
  _JtotalSpin =      s[8];
  char Pchar  =      s[9][0];
  char Cchar  =      s[10][0];
  _Aformat    =      s[11][0];
  _pdg_id     = atoi(s[12].c_str());
  _charge     =      s[13];
  _Rexist     = atoi(s[14].c_str());
  _Status     =      s[15][0];
  _name       =      s[16];
  _quarks     =      s[17];

  _netQuarkContent.initFromString(_quarks);

  if(Gchar == '+') _Gparity=  1;
  if(Gchar == '-') _Gparity= -1;
  if(Gchar == ' ') _Gparity=  0;
  if(Gchar == '0') _Gparity=  0;

  if(Cchar == '+') _Cqm=  1;
  if(Cchar == '-') _Cqm= -1;
  if(Cchar == ' ') _Cqm=  0;
  if(Cchar == '0') _Cqm=  0;

  if(Pchar == '+') _Parity=  1;
  if(Pchar == '-') _Parity= -1;
  if(Pchar == ' ') _Parity=  0;
  if(Pchar == '0') _Parity=  0;

  setRadius();

  if(debugThis){
    cout << "ParticleProperties constructor: "
     << "This is how I parsed the string: ";
    this->print();
  }

  _isValid=true;
}

Member Function Documentation

anti()

ParticleProperties ParticleProperties::anti

(

)

const

Definition at line 230 of file ParticleProperties.cpp.

                                                 {
  ParticleProperties PP(*this);
  PP.antiThis();
  return PP;
}

antiCharge()

void ParticleProperties::antiCharge ( )

protected

Definition at line 213 of file ParticleProperties.cpp.

                                   {
  replace(_charge.begin(), _charge.end(), '+', 'f');
  replace(_charge.begin(), _charge.end(), '-', '+');
  replace(_charge.begin(), _charge.end(), 'f', '-');
}

antiQuarkContent()

void ParticleProperties::antiQuarkContent ( )

protected

Definition at line 209 of file ParticleProperties.cpp.

                                         {
  _netQuarkContent.antiThis();
}

antiQuarks()

void ParticleProperties::antiQuarks ( )

protected

Definition at line 178 of file ParticleProperties.cpp.

                                   {
  if(_quarks.empty()) return;
  
  replace(_quarks.begin(), _quarks.end(), 'U', 'h');
  replace(_quarks.begin(), _quarks.end(), 'D', 'l');
  replace(_quarks.begin(), _quarks.end(), 'C', 'i');
  replace(_quarks.begin(), _quarks.end(), 'S', 'm');
  replace(_quarks.begin(), _quarks.end(), 'T', 'j');
  replace(_quarks.begin(), _quarks.end(), 'B', 'n');

  replace(_quarks.begin(), _quarks.end(), 'u', 'U');
  replace(_quarks.begin(), _quarks.end(), 'd', 'D');
  replace(_quarks.begin(), _quarks.end(), 'c', 'C');
  replace(_quarks.begin(), _quarks.end(), 's', 'S');
  replace(_quarks.begin(), _quarks.end(), 't', 'T');
  replace(_quarks.begin(), _quarks.end(), 'b', 'B');

  replace(_quarks.begin(), _quarks.end(), 'h', 'u');
  replace(_quarks.begin(), _quarks.end(), 'l', 'd');
  replace(_quarks.begin(), _quarks.end(), 'i', 'c');
  replace(_quarks.begin(), _quarks.end(), 'm', 's');
  replace(_quarks.begin(), _quarks.end(), 'j', 't');
  replace(_quarks.begin(), _quarks.end(), 'n', 'b');

  // since this also changes sqrt to sqrT, fix that:
  unsigned int pos = _quarks.find("SqrT");
  if(pos < _quarks.size()){
    _quarks.replace(pos, 4, "sqrt");
  }
}

antiThis()

bool ParticleProperties::antiThis

(

)

Definition at line 221 of file ParticleProperties.cpp.

                                 {
  if(! hasDistinctAnti()) return false;
  antiCharge();
  antiQuarks();
  antiQuarkContent();
  _pdg_id *= -1;
  return true;
}

C()

int ParticleProperties::C ( ) const

inline

Definition at line 69 of file ParticleProperties.h.

{return _Cqm;} // Charge 'parity'

charge()

std::string ParticleProperties::charge ( ) const

inline

Definition at line 71 of file ParticleProperties.h.

{return _charge;}

ctau()

double ParticleProperties::ctau

(

)

const

Definition at line 254 of file ParticleProperties.cpp.

                                     {
  return lifetime()*c_light;
}

ctau_in_microns()

double ParticleProperties::ctau_in_microns

(

)

const

Definition at line 257 of file ParticleProperties.cpp.

                                                {
  return ctau()/micrometer;
}

G()

int ParticleProperties::G ( ) const

inline

Definition at line 66 of file ParticleProperties.h.

{return _Gparity;}; // G-parity

hasDistinctAnti()

bool ParticleProperties::hasDistinctAnti

(

)

const

Definition at line 218 of file ParticleProperties.cpp.

                                              {
  return ! (_Aformat == ' ');
}

I()

std::string ParticleProperties::I ( ) const

inline

Definition at line 65 of file ParticleProperties.h.

{return _Isospin;} // isospin

isAxialVector()

bool ParticleProperties::isAxialVector ( ) const

inline

Definition at line 93 of file ParticleProperties.h.

{return ScalarVectorPseudoAxialVectorTensor() == "A";}

isItsOwnAnti()

bool ParticleProperties::isItsOwnAnti ( ) const

inline

Definition at line 102 of file ParticleProperties.h.

{return ! hasDistinctAnti();}

isNonResonant()

bool ParticleProperties::isNonResonant

(

)

const

Definition at line 284 of file ParticleProperties.cpp.

                                            {
return (   9981 == abs(pdg_id()) 
    || 9991 == abs(pdg_id())
    || 9983 == abs(pdg_id())
    || 9993 == abs(pdg_id())
    || 9985 == abs(pdg_id())
    || 9975 == abs(pdg_id())
    || 99981 == abs(pdg_id()) 
    || 99991 == abs(pdg_id())
    || 99983 == abs(pdg_id())
    || 99993 == abs(pdg_id())
    || 99985 == abs(pdg_id())
    || 99975 == abs(pdg_id())  
    || 999981 == abs(pdg_id()) 
    || 999991 == abs(pdg_id())
    || 999983 == abs(pdg_id())
    || 999993 == abs(pdg_id())
    || 999985 == abs(pdg_id())
    || 999975 == abs(pdg_id())     
    );
}

isPseudoScalar()

bool ParticleProperties::isPseudoScalar ( ) const

inline

Definition at line 92 of file ParticleProperties.h.

{return ScalarVectorPseudoAxialVectorTensor() == "P";}

isPseudoTensor()

bool ParticleProperties::isPseudoTensor ( ) const

inline

Definition at line 95 of file ParticleProperties.h.

{return ScalarVectorPseudoAxialVectorTensor() == "PT";}

isScalar()

bool ParticleProperties::isScalar ( ) const

inline

Definition at line 91 of file ParticleProperties.h.

{return ScalarVectorPseudoAxialVectorTensor() == "S";}

isTensor()

bool ParticleProperties::isTensor ( ) const

inline

Definition at line 94 of file ParticleProperties.h.

{return ScalarVectorPseudoAxialVectorTensor() == "T";}

isValid()

bool ParticleProperties::isValid ( ) const

inline

Definition at line 99 of file ParticleProperties.h.

{return _isValid;}

isVector()

bool ParticleProperties::isVector ( ) const

inline

Definition at line 90 of file ParticleProperties.h.

{return ScalarVectorPseudoAxialVectorTensor() == "V";}

J()

std::string ParticleProperties::J ( ) const

inline

Definition at line 67 of file ParticleProperties.h.

{return _JtotalSpin;} // total spin

lifetime()

double ParticleProperties::lifetime

(

)

const

Definition at line 243 of file ParticleProperties.cpp.

                                         {
  if(width()<0) return -9999.0;
  if(width() == 0) return 9.9999e109;
  return hbar_Planck/width();
}

lifetime_in_ns()

double ParticleProperties::lifetime_in_ns

(

)

const

Definition at line 248 of file ParticleProperties.cpp.

                                                {
  return lifetime()/ns;
}

lifetime_in_ps()

double ParticleProperties::lifetime_in_ps

(

)

const

Definition at line 251 of file ParticleProperties.cpp.

                                                {
  return lifetime()/picosecond;
}

mass()

double ParticleProperties::mass ( ) const

inline

Definition at line 47 of file ParticleProperties.h.

{return _mass;}

mErrMinus()

double ParticleProperties::mErrMinus ( ) const

inline

Definition at line 53 of file ParticleProperties.h.

{return _mErrMinus;}

mErrPlus()

double ParticleProperties::mErrPlus ( ) const

inline

Definition at line 52 of file ParticleProperties.h.

{return _mErrPlus;}

name()

std::string ParticleProperties::name

(

)

const

Definition at line 236 of file ParticleProperties.cpp.

                                        {
  std::string fullName = _name;
  if(_pdg_id < 0 && _Aformat == 'F') fullName += "bar";
  fullName += _charge;
  return fullName;
}

netQuarkContent()

const MultiQuarkContent& ParticleProperties::netQuarkContent ( ) const

inline

Definition at line 76 of file ParticleProperties.h.

{return _netQuarkContent;}

operator<()

bool ParticleProperties::operator< ( const ParticleProperties &  rhs ) const

inline

Definition at line 114 of file ParticleProperties.h.

                                                     {
    if(_pdg_id==0 || rhs._pdg_id==0){
      return name() < rhs.name();
    }
    return _pdg_id < rhs._pdg_id;
  }

operator<=()

bool ParticleProperties::operator<= ( const ParticleProperties &  rhs ) const

inline

Definition at line 123 of file ParticleProperties.h.

                                                      {
    return (*this < rhs || *this == rhs);
  }

operator==()

bool ParticleProperties::operator== ( const ParticleProperties &  rhs ) const

inline

Definition at line 108 of file ParticleProperties.h.

                                                      {
    if(_pdg_id==0 && rhs._pdg_id==0){
      return name() == rhs.name();
    }
    return _pdg_id == rhs._pdg_id;
  }

operator>()

bool ParticleProperties::operator> ( const ParticleProperties &  rhs ) const

inline

Definition at line 120 of file ParticleProperties.h.

                                                     {
    return ! (*this == rhs || *this < rhs);
  }

operator>=()

bool ParticleProperties::operator>= ( const ParticleProperties &  rhs ) const

inline

Definition at line 126 of file ParticleProperties.h.

                                                      {
    return (*this > rhs || *this == rhs);
  }

P()

int ParticleProperties::P ( ) const

inline

Definition at line 68 of file ParticleProperties.h.

{return _Parity;} // Parity

pdg_id()

int ParticleProperties::pdg_id ( ) const

inline

Definition at line 70 of file ParticleProperties.h.

{return _pdg_id;}

print()

void ParticleProperties::print

(

std::ostream &

out = std::cout

)

const

Definition at line 22 of file ParticleProperties.cpp.

                                                {
  out <<   "Mass  " << mass()  << " +" << mErrPlus() << " -" << mErrMinus()
      << "\nWidth " << width() << " +" << wErrPlus() << " -" << wErrMinus()
      << "\n I=" << I() << ", G=" << G()
      << "\n J=" << J() << ", C=" << C() << ", P=" << P()
      << "\n Q = " << charge()
      << "\n pdg_id " << pdg_id()
      << "\n name " << name()
      << "\n quark content: " << quarks()
      << "\n net-quark-content " << netQuarkContent()
      << "\n is its own antiparticle? " << (isItsOwnAnti() ? "yes" : "no")
      << "\n lifetime " << lifetime_in_ps() << " ps"
      << "\n radius " << radius()*GeV << " /GeV"
     << endl;
}

quarks()

std::string ParticleProperties::quarks ( ) const

inline

Definition at line 75 of file ParticleProperties.h.

{return _quarks;}

R()

int ParticleProperties::R ( ) const

inline

Definition at line 72 of file ParticleProperties.h.

{return _Rexist;} //  likelihood of existence, baryons only

radius()

double ParticleProperties::radius

(

)

const

Definition at line 261 of file ParticleProperties.cpp.

                                       {
  return _Radius;
  // not set in mass_width.csv, but in normal options file
  // has default: 5/GeV for D0, 1.5/GeV otherwise
  // Set in your usual options file like this (units: inverse GeV)
  // <pdg_id>_Radius_invGeV  <number in inverse GeV>
  // for example:
  // 421_Radius_invGeV 1.24
  //

}

S()

char ParticleProperties::S ( ) const

inline

Definition at line 73 of file ParticleProperties.h.

{return _Status;} // status (estalished or not etc)

ScalarVectorPseudoAxialVectorTensor()

std::string ParticleProperties::ScalarVectorPseudoAxialVectorTensor

(

)

const

Definition at line 273 of file ParticleProperties.cpp.

                                                                       {

  if(J()=="0" && P() == -1) return "P";
  else if(J()=="1" && P() == -1) return "V";
  else if(J()=="0" && P() ==  1) return "S";
  else if(J()=="1" && P() ==  1) return "A";
  else if(J()=="2" && P() ==  1) return "T";
  else if(J()=="2" && P() == -1) return "PT";
  else return "?";
}

setMass()

void ParticleProperties::setMass

(

double

m

)

const

Definition at line 174 of file ParticleProperties.cpp.

                                              {
    _mass = m;
}

setRadius()

void ParticleProperties::setRadius ( )

protected

Definition at line 142 of file ParticleProperties.cpp.

                                  {
  // set radius (not part of mass_width.csv):
  if (abs(pdg_id()) == 421 
      || abs(pdg_id()) == 411 
      || abs(pdg_id()) == 431){
    _Radius = _defaultCharmRadius;
  }else{
    _Radius = _defaultRadius;
  }

  string pdg_id_string = anythingToString(abs(pdg_id()));
  string parName = pdg_id_string + "_Radius_invGeV";
  NamedParameter<double> specificR( parName
                   , (double) -9999.0
                   , (const char*) 0
                   , NamedParameterBase::QUIET
                    );
  if(specificR > -9998){
    _Radius = specificR/GeV;
  }else{
    NamedParameter<double> genericR("Default_Radius_invGeV"
                    , (double) -9999.0
                    , (const char*) 0
                    , NamedParameterBase::QUIET);
   if(genericR > -9998){
      _Radius = genericR/GeV;
    }
  }

  return;
}

SVPAT()

std::string ParticleProperties::SVPAT ( ) const

inline

Definition at line 87 of file ParticleProperties.h.

                         {
    return ScalarVectorPseudoAxialVectorTensor();
  }

wErrMinus()

double ParticleProperties::wErrMinus ( ) const

inline

Definition at line 63 of file ParticleProperties.h.

{return _wErrMinus;}

wErrPlus()

double ParticleProperties::wErrPlus ( ) const

inline

Definition at line 62 of file ParticleProperties.h.

{return _wErrPlus;}

width()

double ParticleProperties::width ( ) const

inline

Definition at line 57 of file ParticleProperties.h.

{ return _width;}

Member Data Documentation

_Aformat

char ParticleProperties::_Aformat

protected

Definition at line 25 of file ParticleProperties.h.

_charge

std::string ParticleProperties::_charge

protected

Definition at line 27 of file ParticleProperties.h.

_Cqm

int ParticleProperties::_Cqm

protected

Definition at line 24 of file ParticleProperties.h.

_defaultCharmRadius

double ParticleProperties::_defaultCharmRadius = 5.0/GeV

staticprotected

Definition at line 37 of file ParticleProperties.h.

_defaultRadius

double ParticleProperties::_defaultRadius = 1.5/GeV

staticprotected

Definition at line 36 of file ParticleProperties.h.

_Gparity

int ParticleProperties::_Gparity

protected

Definition at line 21 of file ParticleProperties.h.

_Isospin

std::string ParticleProperties::_Isospin

protected

Definition at line 20 of file ParticleProperties.h.

_isValid

bool ParticleProperties::_isValid

protected

Definition at line 39 of file ParticleProperties.h.

_JtotalSpin

std::string ParticleProperties::_JtotalSpin

protected

Definition at line 22 of file ParticleProperties.h.

_mass

double ParticleProperties::_mass

mutableprotected

Definition at line 17 of file ParticleProperties.h.

_mErrMinus

double ParticleProperties::_mErrMinus

mutableprotected

Definition at line 17 of file ParticleProperties.h.

_mErrPlus

double ParticleProperties::_mErrPlus

mutableprotected

Definition at line 17 of file ParticleProperties.h.

_name

std::string ParticleProperties::_name

protected

Definition at line 30 of file ParticleProperties.h.

_netQuarkContent

MultiQuarkContent ParticleProperties::_netQuarkContent

protected

Definition at line 33 of file ParticleProperties.h.

_Parity

int ParticleProperties::_Parity

protected

Definition at line 23 of file ParticleProperties.h.

_pdg_id

int ParticleProperties::_pdg_id

protected

Definition at line 26 of file ParticleProperties.h.

_quarks

std::string ParticleProperties::_quarks

protected

Definition at line 31 of file ParticleProperties.h.

_Radius

double ParticleProperties::_Radius

protected

Definition at line 35 of file ParticleProperties.h.

_Rexist

int ParticleProperties::_Rexist

protected

Definition at line 28 of file ParticleProperties.h.

_Status

char ParticleProperties::_Status

protected

Definition at line 29 of file ParticleProperties.h.

_wErrMinus

double ParticleProperties::_wErrMinus

protected

Definition at line 19 of file ParticleProperties.h.

_wErrPlus

double ParticleProperties::_wErrPlus

protected

Definition at line 19 of file ParticleProperties.h.

_width

double ParticleProperties::_width

protected

Definition at line 19 of file ParticleProperties.h.

pionString

const char * ParticleProperties::pionString = "1.3957018E+02 ,3.5E-04,3.5E-04,2.5284E-14 ,5.0E-18,5.0E-18,1 ,-,0 ,-, ,B, 211, +, ,R,pi ,uD "

staticprivate

Definition at line 14 of file ParticleProperties.h.

---

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

• Mint/ParticleProperties.h
• src/Mojito/ParticleProperties/ParticleProperties.cpp