Preludes to Dark Energy: Zero-point energy and vacuum speculations
by Helge Kragh
Publisher: arXiv 2011
Number of pages: 69
Although dark energy is a modern concept, some elements in it can be traced back to the early part of the twentieth century. This paper examines the origin of the idea of zero-point energy and in particular how it appeared in a cosmological context in a hypothesis proposed by Walther Nernst in 1916.
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by J. L. Heilbron, Robert W. Seidel - University of California Press
The Radiation Laboratory in Berkeley, California, was the birthplace of particle accelerators, radioisotopes, and modern big science. This volume is a saga of physics and finance in the Great Depression, when a new kind of science was born.
Contents: Multiverse; Many-worlds interpretation; Novikov self-consistency principle; Wormhole; Faster-than-light; Chronology protection conjecture; Philosophy of space and time; Eternalism; Determinism; Free will; Time travel in fiction; etc.
by Helge Kragh - arXiv
The recognition that physical space is curved is dramatically shown by the 1919 solar eclipse measurements. However, the mathematical possibility of non-Euclidean geometries was recognized by Gauss more than a century earlier ...
by Joseph Polchinski - arXiv.org
The target audience is theoretical physicists, especially young ones, who may enjoy comparing my struggles with their own. It has too much physics for a nontechnical reader, and too little for a physicist, but there will be different things for each.