champaign 发表于 2025-3-25 03:29:18
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C. W. H. De Loore,C. Doomünde und Zielsetzungen der Förderung und Einbeziehung von Mitarbeitern in einer Organisation verdeutlicht und Motivation und Arbeitszufriedenheit als Stellgrößen der Mitarbeiterorientierung identifiziert. Entlang etablierter Zufriedenheits- und Motivationsmodelle werden Konsequenzen für die Managemecompel 发表于 2025-3-25 22:39:09
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The Equation of State, of their electrons (or all their electrons), and are said to be (partly) ionized. The remaining atom is then called an ion. Molecules are only present in the outer layers of the star where temperatures of a few thousand K prevail. They are formed from neutral atoms such as hydrogen (H.), carbon andELUDE 发表于 2025-3-26 07:38:43
Nuclear Reaction Rates,the star shine. These reactions transform lighter nuclei into heavier nuclei and produce energy as long as the binding energy per nucleon of the reacting particles is smaller than the binding energy per nucleon of the product of the reactions.Flawless 发表于 2025-3-26 09:55:11
Nuclear Burning in Stellar Interiors,ical reactions transform molecules into other molecules. As an example, we can consider the reaction.One .C particle and one .O particle react to produce a compound nucleus of .Si which breaks up into a .Mg nucleus and a .He nucleus, i.e. it breaks up through the ‘α channel’ (a .He nucleus is also c一起 发表于 2025-3-26 15:07:29
Astrophysical Opacities,efines the concept . α, in surface units, e.g. cm.. A photon passing the absorbing or scattering particle at a distance smaller than the ‘.’ - the radius of the circular cross section, will be ., respectively ..脆弱么 发表于 2025-3-26 18:23:36
The Formation of Stars,About half of the hydrogen is distributed uniformly in the galaxy; the other half is concentrated in interstellar clouds. We find atomic hydrogen in diffuse clouds (with a particle number density n = 10 cm.); we find molecular hydrogen (H.) in dark clouds (n = 10. cm.). Finally we have interstellar