Browsing by Author "Kolb, Rocky"

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    Particle creation in the expanding universe
    (2017-05) Kolb, Rocky
    The big bang has often been called the ultimate particle accelerator, and physicists have used the enormous temperatures of the early universe as a laboratory for the study of new particles and new interactions. Less explored is another source for creation of particles in the big bang: gravitational production. I will discuss the production of particles from the vacuum caused by the expansion of the universe.