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In physics, the Saha ionization equation is an expression that relates the ionization state of a gas in thermal equilibrium to the temperature and pressure. [1] [2] The equation is a result of combining ideas of quantum mechanics and statistical mechanics and is used to explain the spectral classification of stars.
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This makes it much less likely, yet still possible in the high-energy environment of carbon burning. [5] But the production of a few neutrons by this reaction is important, since these neutrons can combine with heavy nuclei, present in tiny amounts in most stars, to form even heavier isotopes in the s-process .
When the energy transport mechanism switches from convective to radiative, energy transport slows, allowing the temperature to rise and hydrogen fusion to take over in a stable and sustained way. Hydrogen fusion will begin at 10 7 K. The rate of energy generation is proportional to the product of deuterium concentration, density and temperature ...
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The entire degenerate core is at the same temperature and pressure, so when its density becomes high enough, fusion via the triple-alpha process rate starts throughout the core. The core is unable to expand in response to the increased energy production until the pressure is high enough to lift the degeneracy.
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Excluding the volatile food and energy components, the CPI was forecast to rise 0.3% for the fourth consecutive month, which would keep the annual increase in the so-called core CPI at 3.3%.