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Elements of reaction theory

Helmut Hofmann

in The Physics of Warm Nuclei: with Analogies to Mesoscopic Systems

Published in print:
2008
Published Online:
September 2008
ISBN:
9780198504016
eISBN:
9780191708480
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198504016.003.0018
Subject:
Physics, Nuclear and Plasma Physics

This chapter derives formulas for gross sections of potential scattering, and shows their generalizations to nuclear reactions. A projection technique is introduced, which allows one to separate in ... More


The statistical model for the decay of excited nuclei

Helmut Hofmann

in The Physics of Warm Nuclei: with Analogies to Mesoscopic Systems

Published in print:
2008
Published Online:
September 2008
ISBN:
9780198504016
eISBN:
9780191708480
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198504016.003.0008
Subject:
Physics, Nuclear and Plasma Physics

This chapter begins with a discussion of the decay of the compound nucleus by particle emission. Formulas for the transition rates are derived by exploiting basic properties of the T-matrix, such as ... More


Everett and Wheeler: the Untold Story

Peter Byrne

in Many Worlds?: Everett, Quantum Theory, and Reality

Published in print:
2010
Published Online:
September 2010
ISBN:
9780199560561
eISBN:
9780191721380
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199560561.003.0021
Subject:
Philosophy, Metaphysics/Epistemology, Philosophy of Science

In the beginning, Wheeler was Everett's champion. But in the end he rejected his proposal. This chapter tells this story and discusses the views of Bohr and others on Everett's ideas.


Introduction

Alan Corney

in Atomic and Laser Spectroscopy

Published in print:
2006
Published Online:
September 2007
ISBN:
9780199211456
eISBN:
9780191705915
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199211456.003.0001
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter gives a brief historical introduction to the development of the understanding of light and atoms since the end of the 19th century. Planck's law and Bohr's theory of the hydrogen atom ... More


 Candor and Integrity in Science

Gerald Holton

in Scientific Values and Civic Virtues

Published in print:
2005
Published Online:
July 2005
ISBN:
9780195172256
eISBN:
9780199835546
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/0195172256.003.0007
Subject:
Philosophy, Philosophy of Science

In the pursuit of research and in the reporting of their results, the individual scientist as well as the community of fellow professionals relies implicitly on the researcher embracing the habit of ... More


The view from Copenhagen

Stig Stenholm

in The Quest for Reality: Bohr and Wittgenstein - two complementary views

Published in print:
2011
Published Online:
September 2011
ISBN:
9780199603589
eISBN:
9780191729270
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199603589.003.0003
Subject:
Physics, History of Physics

This chapter summarizes the life and work of Niels Bohr. It presents his view of modern physics and possible influences on him, and the impact of his activities. In particular, the chapter discusses ... More


Re-entangling the Material and the Discursive: Quantum Physics and Agential Realism

Frédérique Apffel-Marglin

in Subversive Spiritualities: How Rituals Enact the World

Published in print:
2012
Published Online:
January 2012
ISBN:
9780199793853
eISBN:
9780199919246
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199793853.003.0004
Subject:
Religion, Religion and Society

Chapter 4 presents the work of the feminist philosopher and physicist Karen Barad on the physics and philosophical writings of the father of quantum mechanics, Neils Bohr. Barad's work gives both ... More


Method, Moment, and Crisis in Weimar Science

Cathryn Carson

in Weimar Thought: A Contested Legacy

Published in print:
2013
Published Online:
October 2017
ISBN:
9780691135106
eISBN:
9781400846788
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691135106.003.0010
Subject:
Philosophy, History of Philosophy

This chapter examines how a self-consciously “Weimar science” came together, meaning how the Weimar moment was experienced and theorized by intellectuals preoccupied with science. It surveys ... More


Scientific collaborator

Charles P. Enz

in No Time to be Brief: A scientific biography of Wolfgang Pauli

Published in print:
2002
Published Online:
January 2010
ISBN:
9780198564799
eISBN:
9780191713835
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198564799.003.0004
Subject:
Physics, History of Physics

This chapter begins with a discussion of Pauli’s stint as Max Born’s assistant in Göttingen. It then describes his friendship with Niels Bohr and his studies on the anomalous Zeeman effect.


Niels Bohr and the Quantum Atom: The Bohr Model of Atomic Structure 1913–1925

Helge Kragh

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199654987
eISBN:
9780191741692
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199654987.001.0001
Subject:
Physics, History of Physics, Atomic, Laser, and Optical Physics

The theory of atomic structure proposed by the young Danish physicist Niels Bohr in 1913 marked the true beginning of modern atomic and quantum physics. This is the first book that focuses in detail ... More


Conclusion

Finn Aaserud and John L. Heilbron

in Love, Literature, and the Quantum Atom: Niels Bohr’s 1913 Trilogy Revisited

Published in print:
2013
Published Online:
September 2013
ISBN:
9780199680283
eISBN:
9780191760228
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199680283.003.0006
Subject:
Physics, History of Physics

This short chapter discusses what lessons can be drawn from the previous chapters and calls for further study of the life and work of Bohr (and others) in the light of their 'private spheres.'


Binding of Electrons by Positive Nuclei

Finn Aaserud and John L. Heilbron

in Love, Literature, and the Quantum Atom: Niels Bohr’s 1913 Trilogy Revisited

Published in print:
2013
Published Online:
September 2013
ISBN:
9780199680283
eISBN:
9780191760228
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199680283.003.0015
Subject:
Physics, History of Physics

This chapter presents Part I of a paper by Niels Bohr on the mechanism of the binding of electrons by a positive nucleus in relation to Planck's theory. The study shows that it is possible from the ... More


Systems Containing only a Single Nucleus

Finn Aaserud and John L. Heilbron

in Love, Literature, and the Quantum Atom: Niels Bohr’s 1913 Trilogy Revisited

Published in print:
2013
Published Online:
September 2013
ISBN:
9780199680283
eISBN:
9780191760228
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199680283.003.0016
Subject:
Physics, History of Physics

This chapter presents Part II of a paper by Niels Bohr on systems containing a single nucleus. The paper is organized as follows. Section 2 deals with the configuration and stability of the systems. ... More


Systems Containing Several Nuclei

Finn Aaserud and John L. Heilbron

in Love, Literature, and the Quantum Atom: Niels Bohr’s 1913 Trilogy Revisited

Published in print:
2013
Published Online:
September 2013
ISBN:
9780199680283
eISBN:
9780191760228
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199680283.003.0017
Subject:
Physics, History of Physics

This chapter presents Part III of a paper by Niels Bohr on systems containing several nuclei. The paper is organized as follows. Section 2 deals with the configuration and stability of a system ... More


Epilogue Mosaic

Mary Palevsky

in Atomic Fragments: A Daughter's Questions

Published in print:
2000
Published Online:
May 2012
ISBN:
9780520220553
eISBN:
9780520923652
Item type:
chapter
Publisher:
University of California Press
DOI:
10.1525/california/9780520220553.003.0009
Subject:
Anthropology, American and Canadian Cultural Anthropology

The first section of this chapter aims to understand what happens to people with kind hearts and humanist feelings when they work on weapons of mass destruction, trying to examine the problem of ... More


Atomic Theories Before 1913

Helge Kragh

in Niels Bohr and the Quantum Atom: The Bohr Model of Atomic Structure 1913–1925

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199654987
eISBN:
9780191741692
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199654987.003.0001
Subject:
Physics, History of Physics, Atomic, Laser, and Optical Physics

The chapter outlines the history of the composite atom from about 1850 to the early 1910s, including some pre-electron models of which the vortex atom hypothesis was the most developed. However, it ... More


On the Constitution of Atoms and Molecules

Helge Kragh

in Niels Bohr and the Quantum Atom: The Bohr Model of Atomic Structure 1913–1925

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199654987
eISBN:
9780191741692
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199654987.003.0002
Subject:
Physics, History of Physics, Atomic, Laser, and Optical Physics

Starting with Bohr’s education and early career in Copenhagen, where he focused on the electron theory of metals, the chapter follows the early development of his ideas of atomic structure. These ... More


Reception and Early Developments

Helge Kragh

in Niels Bohr and the Quantum Atom: The Bohr Model of Atomic Structure 1913–1925

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199654987
eISBN:
9780191741692
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199654987.003.0003
Subject:
Physics, History of Physics, Atomic, Laser, and Optical Physics

Bohr’s theory was generally well received, although few physicists accepted the postulates on which it rested. It was found attractive because of its explanatory and predictive power. This chapter ... More


The Bohr–Sommerfeld Theory

Helge Kragh

in Niels Bohr and the Quantum Atom: The Bohr Model of Atomic Structure 1913–1925

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199654987
eISBN:
9780191741692
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199654987.003.0004
Subject:
Physics, History of Physics, Atomic, Laser, and Optical Physics

With A. Sommerfeld’s extension of the Bohr theory in 1915–1916, it was turned into a powerful tool of atomic research and adopted and further developed by German physicists in particular. The new and ... More


Molecules and Other Failures

Helge Kragh

in Niels Bohr and the Quantum Atom: The Bohr Model of Atomic Structure 1913–1925

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199654987
eISBN:
9780191741692
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199654987.003.0006
Subject:
Physics, History of Physics, Atomic, Laser, and Optical Physics

Bohr and his allies in quantum theory made use of chemical data, but without taking chemistry seriously. Conversely, Bohr’s atom theory was received with scepticism by the chemists, who did not find ... More


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