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antimatter , where many particles would be colliding with their anti- particles , annihilating each other and giving off high - energy radiation . We have no direct evidence as to whether the matter in other galaxies is made up of ...
But a body with a particular temperature must emit radiation at a certain rate . It is a matter of common experience that if one heats up a poker in a fire it glows red hot and emits radiation , but bodies at lower temperatures emit ...
Such black holes would have a much higher temperature and would be emitting radiation at a much greater rate . A primordial black hole with an initial mass of a thousand million tons would have a lifetime roughly equal to the age of the ...
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LibraryThing Review
Crítica de los usuarios - jcvogan1 - LibraryThingFirst hundred pages are excellent, but then it gets to the then current day and becomes more a standard academic ‘this is what I think’ book. Leer comentario completo
LibraryThing Review
Crítica de los usuarios - benkaboo - LibraryThingSummary: Deep dive summary of the world of physics over the last 500 odd years. Things I liked: Objective: Trying to break heavy duty science into the language and ideas that regular folk can ... Leer comentario completo
Otras ediciones - Ver todas
A Brief History of Time: From the Big Bang to Black Holes Stephen Hawking,Carl Sagan Vista de fragmentos - 1990 |
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Referencias a este libro
Qualitative Data Analysis: A User-friendly Guide for Social Scientists Ian Dey Sin vista previa disponible - 1993 |
Postmodern Public Administration: Toward Discourse Charles J. Fox,Hugh T. Miller Vista de fragmentos - 1995 |