Brazilian Journal of Physics. December 2004 34(4b)
بيانات النشر:
Sociedade Brasileira de Física, 2004.
سنة النشر:
2004
الوصف:
We compare and discuss several approximations to the dispersion relation for electrostatic waves in inhomogeneous plasmas, either obtained directly from Poisson's equation, or from the dielectric constant obtained using a dielectric tensor derived using the plane wave approximation, or from the dielectric constant derived using the effective dielectric tensor.
