Equation Icon  ∑ [ ] T (ω, r,z) = 𝜖P-(ω) ps -----cosh-(κsz-)-----− -----sinh(κsz)------ J0 (ksr ). (6.6 ) 2πKa s ξssinh ηs + χ cosh ηs ξscosh ηs + χsinh ηs