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A Future for Presentism

Craig Bourne

Published in print:
2006
Published Online:
January 2007
ISBN:
9780199212804
eISBN:
9780191707094
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199212804.001.0001
Subject:
Philosophy, Metaphysics/Epistemology

This book concerns the nature of time. It shows how presentism, the view that only the present exists, can be defended. Part I of the book shows how presentism is the only viable alternative to the ... More


Becoming Inflated

Craig Bourne

in A Future for Presentism

Published in print:
2006
Published Online:
January 2007
ISBN:
9780199212804
eISBN:
9780191707094
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199212804.003.0008
Subject:
Philosophy, Metaphysics/Epistemology

Some tense theorists think that the expansion of the universe can be used to define an absolute cosmic time that then serves to define the notion of absolute simultaneity required by tense theories. ... More


Foundations of Modern Cosmology

HELGE S. KRAGH

in Conceptions of Cosmos: From Myths to the Accelerating Universe: A History of Cosmology

Published in print:
2006
Published Online:
January 2010
ISBN:
9780199209163
eISBN:
9780191706219
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199209163.003.0004
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

Modern theoretical cosmology is essentially based on Einstein's theory of general relativity, with which this chapter starts. His original relativistic model of 1917 was closed and static, and made ... More


Life in an Expanding Universe

George Basalla

in Civilized Life in the Universe: Scientists on Intelligent Extraterrestrials

Published in print:
2006
Published Online:
September 2007
ISBN:
9780195171815
eISBN:
9780199786862
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195171815.003.0008
Subject:
Physics, History of Physics

In the 1930s, astronomer Edwin P. Hubble and others claimed that we lived in an expanding universe filled with galaxies containing billion of stars. At about the same time, Karl G. Jansky invented ... More


Undoing and Reassembling Scales and Histories

Nasser Zakariya

in A Final Story: Science, Myth, and Beginnings

Published in print:
2017
Published Online:
May 2018
ISBN:
9780226476124
eISBN:
9780226500737
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226500737.003.0006
Subject:
History, History of Science, Technology, and Medicine

The prominent figure of cosmogony begins to shift from nebular condensations to more explosive, universal fragmentation, as other ahistorical and historical models are proposed. Harlow Shapley ... More


Willem de Sitter and the Expanding Universe

Helge Kragh

in Masters of the Universe: Conversations with Cosmologists of the Past

Published in print:
2014
Published Online:
March 2015
ISBN:
9780198722892
eISBN:
9780191789564
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198722892.003.0006
Subject:
Physics, History of Physics, Particle Physics / Astrophysics / Cosmology

The interview with the eminent Dutch astronomer Willem de Sitter took place in Leiden in 1933, at a time when the expanding universe was accepted by many astronomers. De Sitter looked back to the ... More


Cosmological Models

P. J. E. Peebles

in Cosmology's Century: An Inside History of Our Modern Understanding of the Universe

Published in print:
2020
Published Online:
January 2021
ISBN:
9780691196022
eISBN:
9780691201665
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691196022.003.0003
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter examines two spatially homogenous world pictures which captured most of the attention in cosmology from the late 1940s through the mid-1960s: an evolving universe and a universe in a ... More


From Genesis to Revelation

Nicholas Mee

in The Cosmic Mystery Tour

Published in print:
2019
Published Online:
January 2019
ISBN:
9780198831860
eISBN:
9780191869785
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198831860.003.0010
Subject:
Physics, Particle Physics / Astrophysics / Cosmology, History of Physics

The expanding universe model was first championed by the Belgian priest Georges Lemaître, who does not always receive as much credit as he deserves. Lemaître showed how the equations of general ... More


Edwin Hubble, Observational Cosmologist

Helge Kragh

in Masters of the Universe: Conversations with Cosmologists of the Past

Published in print:
2014
Published Online:
March 2015
ISBN:
9780198722892
eISBN:
9780191789564
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198722892.003.0009
Subject:
Physics, History of Physics, Particle Physics / Astrophysics / Cosmology

Edwin Hubble, the famous American astronomer, was interviewed at his home in California in 1952, just a year before his death. He spoke about his seminal determination in 1929 of a redshift–distance ... More


Arthur Eddington’s Rationalistic Cosmology

Helge Kragh

in Masters of the Universe: Conversations with Cosmologists of the Past

Published in print:
2014
Published Online:
March 2015
ISBN:
9780198722892
eISBN:
9780191789564
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198722892.003.0008
Subject:
Physics, History of Physics, Particle Physics / Astrophysics / Cosmology

CCN met the famous astronomer Arthur Eddington in Cambridge, England, in 1938. Their conversation dealt in part with Eddington’s important role in the theory of the expanding universe and in part ... More


Georges Lemaître’s Primeval Atom

Helge Kragh

in Masters of the Universe: Conversations with Cosmologists of the Past

Published in print:
2014
Published Online:
March 2015
ISBN:
9780198722892
eISBN:
9780191789564
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198722892.003.0007
Subject:
Physics, History of Physics, Particle Physics / Astrophysics / Cosmology

In 1938 the Belgian cosmologist and priest Georges Lemaître attended a meeting at Notre Dame University, Indiana, where CCN interviewed him. In his interview he explained how he got the idea of an ... More


Einstein and the Astronomers

Hanoch Gutfreund and Jürgen Renn

in The Formative Years of Relativity: The History and Meaning of Einstein's Princeton Lectures

Published in print:
2017
Published Online:
May 2018
ISBN:
9780691174631
eISBN:
9781400888689
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691174631.003.0007
Subject:
Physics, History of Physics

This chapter deals with the early exploration of observational and experimental consequences of general relativity. It explores Erwin Freundlich's failed attempts to verify gravitational light ... More


Cosmology's Century: An Inside History of Our Modern Understanding of the Universe

P. J. E. Peebles

Published in print:
2020
Published Online:
January 2021
ISBN:
9780691196022
eISBN:
9780691201665
Item type:
book
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691196022.001.0001
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

Modern cosmology began a century ago with Albert Einstein's general theory of relativity and his notion of a homogenous, philosophically satisfying cosmos. This book is the story of how generations ... More


Gravitational Systems

A. Campa, T. Dauxois, D. Fanelli, and S. Ruffo

in Physics of Long-Range Interacting Systems

Published in print:
2014
Published Online:
October 2014
ISBN:
9780199581931
eISBN:
9780191787140
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199581931.003.0010
Subject:
Physics, Theoretical, Computational, and Statistical Physics

In this Chapter the equilibrium and out-of-equilibrium dynamics of self-gravitating systems is discussed. The case of 1D planar systems is in particular investigated and the equilibrium statistical ... More


A Brief History of Cosmology

John Iliopoulos

in The Origin of Mass: Elementary Particles and Fundamental Symmetries

Published in print:
2017
Published Online:
December 2017
ISBN:
9780198805175
eISBN:
9780191843259
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198805175.003.0002
Subject:
Physics, Particle Physics / Astrophysics / Cosmology, History of Physics

We present the evolution of our ideas concerning the history of the Cosmos. They are based on Einstein’s theory of General Relativity in which E.P. Hubble and G. Lemaître brought two fundamental new ... More


Nonbaryonic Dark Matter

P. J. E. Peebles

in Cosmology's Century: An Inside History of Our Modern Understanding of the Universe

Published in print:
2020
Published Online:
January 2021
ISBN:
9780691196022
eISBN:
9780691201665
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691196022.003.0007
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter discusses the particle physicists' considerations of nonbaryonic matter. It takes into account the condition that if this nonbaryonic matter were produced in the hot early stages of ... More


The Boltzmann equation for dilute gases

Rodrigo Soto

in Kinetic Theory and Transport Phenomena

Published in print:
2016
Published Online:
June 2016
ISBN:
9780198716051
eISBN:
9780191824401
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198716051.003.0004
Subject:
Physics, Theoretical, Computational, and Statistical Physics

The Boltzmann equation, which is the first and best known kinetic equation, describes the dynamics of classical dilute gases. For its derivation, the motion of the atoms and molecules is separated in ... More


Computational cosmology

Romain Teyssier

in Post-Planck Cosmology: Lecture Notes of the Les Houches Summer School: Volume 100, July 2013

Published in print:
2015
Published Online:
March 2015
ISBN:
9780198728856
eISBN:
9780191795794
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198728856.003.0011
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter gives an introduction to the main concepts of computational cosmology. It describes the equations governing the nonlinear dynamics of self-gravitating fluids evolving in the expanding ... More


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