energy levels / constant energy surface / ionospheric media / metal / black hole plasma systems / stress-energy tensor term / electron plasma gas / high-density electron gas results / energy source / solar and stellar dynamics surrounding media / gravitational systems / energy balance / electron gas / magneto-acoustic plasma solutions / stellar and galactic collapsing systems / coupled systems / black hole stores energy / energetic plasma media / plasma energy tensor / self-energy states / less tumultuous systems / near astrophysical systems / neutral gas particles / plasma media / plasma gas media / gas constant / nonlinear gas dynamics / interstellar media / self energy states / neutral gas / collective correlation energy / thermal energy / ionized gas / energy transfer / state high density plasma systems / hot gas / energy transfer mechanisms / Large energy / radiated and absorbed energy / electron energy / plasma gas / Balance systems / energy / stress-energy tensor / /