47 spin(0.), fElectroMagCof(0.), fMassCof(0.), omegac(0.),
48 anomaly(0.0011659208), eta(0.), beta(0.), gamma(0.)
64 spin = particleCharge.
GetSpin();
69 omegac = (
eplus/mass)*c_light;
74 if ( spin != 0. ) g_BMT = (magMoment/muB)/spin;
77 anomaly = (g_BMT - 2.)/2.;
116 G4double pSquared = y[3]*y[3] + y[4]*y[4] + y[5]*y[5] ;
118 G4double Energy = std::sqrt( pSquared + fMassCof );
121 G4double pModuleInverse = 1.0/std::sqrt(pSquared) ;
125 G4double cof1 = fElectroMagCof*pModuleInverse ;
127 dydx[0] = y[3]*pModuleInverse ;
128 dydx[1] = y[4]*pModuleInverse ;
129 dydx[2] = y[5]*pModuleInverse ;
131 dydx[3] = cof1*(cof2*Field[3] + (y[4]*Field[2] - y[5]*Field[1])) ;
133 dydx[4] = cof1*(cof2*Field[4] + (y[5]*Field[0] - y[3]*Field[2])) ;
135 dydx[5] = cof1*(cof2*Field[5] + (y[3]*Field[1] - y[4]*Field[0])) ;
137 dydx[6] = dydx[8] = 0.;
140 dydx[7] = inverse_velocity;
150 G4double udb = anomaly*beta*gamma/(1.+gamma) * (BField * u);
151 G4double ucb = (anomaly+1./gamma)/beta;
152 G4double uce = anomaly + 1./(gamma+1.);
153 G4double ude = beta*gamma/(1.+gamma)*(EField*u);
158 if (charge == 0.) pcharge = 1.;
159 else pcharge = charge;
162 if (Spin.
mag2() != 0.) {
164 pcharge*omegac*( ucb*(Spin.
cross(BField))-udb*(Spin.
cross(u))
168 - uce*(u*(Spin*EField) - EField*(Spin*u))
169 + eta/2.*(Spin.
cross(EField) - ude*(Spin.
cross(u))
171 + (u*(Spin*BField) - BField*(Spin*u)) ) );
174 dydx[ 9] = dSpin.
x();
175 dydx[10] = dSpin.
y();
176 dydx[11] = dSpin.
z();
G4double GetCharge() const
void EvaluateRhsGivenB(const G4double y[], const G4double Field[], G4double dydx[]) const
void SetChargeMomentumMass(G4ChargeState particleCharge, G4double MomentumXc, G4double mass)
G4EqEMFieldWithEDM(G4ElectroMagneticField *emField)
G4double GetMagneticDipoleMoment() const
Hep3Vector cross(const Hep3Vector &) const