物理学论文
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作者:Stephen J. Crothers , Pierre-Marie Robitaille
来源:[J].Physics Essays(IF 0.356), 2019, Vol.32 (3), pp.353-357物理学论文
摘要:Ever since its formulation by A. S. Eddington, the mass-luminosity relation has been viewed as a triumph for theoretical astronomy and astrophysics. The idea that the luminosity of the stars could be controlled solely by their mass was indeed a revolutionary concept. The proof in...
作者:Pierre-Marie Robitaille , Stephen J. Crothers
来源:[J].Physics Essays(IF 0.356), 2019, Vol.32 (2), pp.158-163物理学论文
摘要:In equilibrium thermodynamics systems can be described in terms of properties which are either (1) intensive, (2) extensive, or (3) neither intensive nor extensive. While they can vary with spatial location in nonequilibrium systems, intensive properties are homogenous functions ...
作者:Pierre-Marie Robitaille , Stephen J. Crothers
来源:[J].Physics Essays(IF 0.356), 2019, Vol.32 (1), pp.1-4物理学论文
摘要:In 1958, Eugene Parker advanced that the solar wind must be produced through the thermal expansion of coronal gas. At the time, he introduced a dimensionless parameter, λ = G M S M H / 2 k B T 0 a , where G corresponds to the universal constant of gravitation, MS ...

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