System

Lowest Channel

α

β

γ

σ = m/M

E (eV)

ω(σ)

W(σ) = Eb (eV)

Ethr (eV)

e e+ e+ e

2Ps

1.95

0.87

1.53

1.0

−14.0352

0.0320

−0.4352

−13.6

e e+ µ µ+

Ps-Mu

3.02

0.03

1.08

0.005

−1415.6694

0.00197

−2.8451

−1412.8243

e e+ π π+

Ps-A

3.18

0.03

2.03

0.004

−1907.225

0.000979

−1.8659

−1905.36

e e+ p p+

Ps-Pn

1.95

0.87

1.53

0.000545

−12493.217

0.000075

−0.9369

−12492.28

e e+ p d+

Ps-pd+

1.95

0.87

1.53

0.000408

−16655.531

0.0000563

−0.94099

−16654.59

e e+ p t+

Ps-pt+

1.95

0.87

1.53

0.000363

−18736.505

0.0000501

−0.93780

−18735.567

µ µ+ π π+

Mu-A

1.40

0.05

1.82

0.757

−3407.003

0.0310

−102.419

−3304.584