density of the nucleus

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• Density functional theory — Electronic structure methods Tight binding Nearly free electron model Hartree–Fock method Modern valence bond Generalized valence bond Møller–Plesset perturbation theory …   Wikipedia

• Nuclear density — is the density of the nucleus of an atom, averaging about 4×1017 kg/m³. The descriptive term nuclear density is also applied to situations where similarly high densities occur, such as within neutron stars. The nuclear density in a typical… …   Wikipedia

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• Planck density — The Planck density is the unit of density, denoted by ρP, in the system of natural units known as Planck units.: ho P = frac{m P}{l P^3} = frac{c^5}{hbar G^2} ≈ 5.1 times; 1096 kg/m3where:: mP is the Planck mass: lP is the Planck length: c is the …   Wikipedia

• Electronic density — In quantum mechanics, and in particular quantum chemistry, the electronic density is a probabilistic measure of the number of electrons occupying a given element of space. It is a scalar quantity depending upon three spatial variables and is… …   Wikipedia

• Atomic nucleus — A figurative depiction of the helium 4 atom with the electron cloud in shades of gray. In the nucleus, the two protons and two neutrons are depicted in red and blue. This depiction shows the particles as separate, whereas in an actual helium atom …   Wikipedia

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