fast time constant coupling {= ETC}
Time-Time-Time Switching Network TTT
1H-13C one-band coupling constant
5J(PH) coupling constant
anisotropic coupling constant
anisotropic hypofine coupling constant
effective coupling constant
electron-phonon coupling constant
field-circuit coupling time-stepping FEM
hyperfine coupling constant
hyperon coupling constant
Magnetic coupling constant
magnetoelastic coupling constant
nuclear quadrupolar coupling constant
nuclear spin spin coupling constant
nuclear spin-spin coupling constant
renormalization of coupling constant