degenerate gas
71Type II supernova — The expanding remnant of SN 1987A, a Type II P supernova in the Large Magellanic Cloud. NASA image. A Type II supernova (plural: supernovae) results from the rapid collapse and violent explosion of a massive star. A star must have at least 9… …
72cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
73Oxygen — This article is about the chemical element and its most stable form, O2 or dioxygen. For other forms of this element, see Allotropes of oxygen. For other uses, see Oxygen (disambiguation). nitrogen ← oxygen → fluorine ↑ O ↓ …
74Methane — Methane …
75respiration — respirational, adj. /res peuh ray sheuhn/, n. 1. the act of respiring; inhalation and exhalation of air; breathing. 2. Biol. a. the sum total of the physical and chemical processes in an organism by which oxygen is conveyed to tissues and cells,… …
76Neutronium — is a proposed name for a substance composed purely of neutrons. The word was coined by scientist Andreas von Antropoff in 1926 (before the discovery of the neutron itself) for the conjectured element of atomic number zero that he placed at the… …
77Dirac delta function — Schematic representation of the Dirac delta function by a line surmounted by an arrow. The height of the arrow is usually used to specify the value of any multiplicative constant, which will give the area under the function. The other convention… …
78Gibbs paradox — In statistical mechanics, a semi classical derivation of the entropy that doesn t take into account the indistinguishability of particles, yields an expression for the entropy which is not extensive (is not proportional to the amount of substance …
79Plasma (physics) — For other uses, see Plasma. Plasma lamp, illustrating some of the more complex phenomena of a plasma, including filamentation. The colors are a result of relaxation of electrons in excited states to lower energy states after they have recombined… …
80Tolman-Oppenheimer-Volkoff limit — The Tolman Oppenheimer Volkoff (TOV) limit is an upper bound to the mass of stars composed of neutron degenerate matter (neutron stars). It is analogous to the Chandrasekhar limit for white dwarf stars.The limit was computed by J. Robert… …
