Local density approximation Contact interaction 4 Electron gas 4 Equations of motion 4 Fermions 4 Inhomogeneous system 4 Mean field approximation 4 Particle currents 4 Particle densities 4 Scattering length 4 Thomas-Fermi approximation 4 Trapped fermi gas 4 Aminonaphthalenesulfonic acid 2 Aniline 2 Calculations 2 Density (specific gravity) 2 Ferromagnetic properties 2 Ferromagnetism 2 Magnetic couplings 2 Magnetic properties 2 Magnets 2 Molecular magnets 2 Molecular structure 2 Organic compounds 2 Spin stabilization 2 Stabilization 2