نتایج جستجو برای: cosmogony
تعداد نتایج: 181 فیلتر نتایج به سال:
Cool weakly ionized gaseous rotating disk, are considered by many models as the origin of the evolution of protoplanetary clouds. Instabilities against perturbations in such disks play an important role in the theory of the formation of stars and planets. Thus, a hierarchy of successive fragmentations into smaller and smaller pieces as a part of the Kant-Laplace theory of formation of the plane...
We study the formation and evolution of voids in the dark matter distribution using various simulations of the popular Λ Cold Dark Matter cosmogony. We identify voids by requiring them to be regions of space with a mean overdensity of −0.8 or less – roughly the equivalent of using a Spherical Overdensity group finder for haloes. Each of the simulations contains thousands of voids. The distribut...
The unusually low velocity dispersion and large size of Crater II pose a challenge to our understanding dwarf galaxies in the Lambda Cold Dark Matter (LCDM) cosmogony. suggests either dark halo mass much lower than minimum expected from hydrogen cooling limit arguments, or one that is late stages extreme tidal stripping. interpretation has been favoured recent work supported by small pericentri...
In this article I address the tensions between normative political philosophy and aesthetic cosmopolitanism. Jurgen Habermas Jacques Derrida have been two of most influential philosophers to engage with ethical questions has drawn on foundations established by Immanuel Kant set out define an institutional framework that could secure rights people in age mobility. Derrida’s emphasis is more heav...
"It all started with the doubt (perhaps exaggerated) that the Gods do not know how to talk". The author presents the situation and tendencies in contemporary mythological research. The article starts out from the mythos-logos antithesis and from the twofold conception of the myth as both a fabricated and a sacred story. The allopersonages as characters of different names, who function as marker...
Dr. Blum's main thesis in this small volume is that from the origin of life, evolution has proceeded necessarily along certain channels, predetermined from without by the physical nature of the inorganic earth and by thermodynamic considerations from within. His interpretation of the free energy changes in biochemical reactions is particularly lucid. The exposition draws freely from the discipl...
Immortalism in historical and philosophical manifestation is one of the central categories anthropology, relevance with persists over centuries. The study various aspects individual human immortality scientific research goes beyond classical paradigms becomes object new schools areas research, including cryonics, bioethics, gerontology, etc. Despite this fact, retrospection problem does not dis...
Dr. Blum's main thesis in this small volume is that from the origin of life, evolution has proceeded necessarily along certain channels, predetermined from without by the physical nature of the inorganic earth and by thermodynamic considerations from within. His interpretation of the free energy changes in biochemical reactions is particularly lucid. The exposition draws freely from the discipl...
We simulate the growth of galaxies and their central supermassive black holes by implementing a suite of semi-analytic models on the output of the Millennium Run, a very large simulation of the concordance ΛCDM cosmogony. Our procedures follow the detailed assembly history of each object and are able to track the evolution of all galaxies more massive than the Small Magellanic Cloud throughout ...
A standard paradigm is now available for the recent evolution (z < 10) of structure on galactic and larger scales. Most of the matter is assumed to be dark and dissipationless and to cluster hierarchically from gaussian initial conditions. Gas moves under the gravitational influence of this dark matter, settling dissipatively at the centres of dark halos to form galaxies. The evolution of the d...
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