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The heat treatment of invar

Robert James Matthys

in Accurate Clock Pendulums

Published in print:
2004
Published Online:
January 2010
ISBN:
9780198529712
eISBN:
9780191712791
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198529712.003.0022
Subject:
Physics, History of Physics

Even though invar is the most common material used for the pendulum rod in a good clock, it is still a poor material for the purpose because of its relatively poor dimensional stability over time ... More


Tip Treatment

C. Julian Chen

in Introduction to Scanning Tunneling Microscopy: Second Edition

Published in print:
2007
Published Online:
September 2007
ISBN:
9780199211500
eISBN:
9780191705991
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199211500.003.0013
Subject:
Physics, Condensed Matter Physics / Materials

This chapter discusses various methods for tip treatment. First, a general discussion about the experimental facts of STM and AFM tips is presented, which points to the subtleties and significance of ... More


Scanning Tunneling Spectroscopy

C. Julian Chen

in Introduction to Scanning Tunneling Microscopy: Second Edition

Published in print:
2007
Published Online:
September 2007
ISBN:
9780199211500
eISBN:
9780191705991
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199211500.003.0014
Subject:
Physics, Condensed Matter Physics / Materials

This chapter discusses various aspects of scanning tunneling spectroscopy (STS). It is an extension of the classical tunneling spectroscopy experiment to nanometer-scale or atomic-scale features on ... More


An Introduction to Non-Perturbative Foundations of Quantum Field Theory

Franco Strocchi

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199671571
eISBN:
9780191751073
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199671571.001.0001
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

The book begins by discussing i) the conflict between locality or hyperbolicity and positivity of the energy for relativistic wave equations, which marks the origin of quantum field theory, and ii) ... More


Tunneling transport through potential barriers

Thomas Ihn

in Semiconductor Nanostructures: Quantum states and electronic transport

Published in print:
2009
Published Online:
February 2010
ISBN:
9780199534425
eISBN:
9780191715297
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199534425.003.0012
Subject:
Physics, Condensed Matter Physics / Materials

This chapter elucidates the relation between conductance and transmission from the tunneling perspective. Tunneling through a delta barrier serves as a paradigmatic example that can be solved ... More


Dimensional stability of pendulum materials

Robert James Matthys

in Accurate Clock Pendulums

Published in print:
2004
Published Online:
January 2010
ISBN:
9780198529712
eISBN:
9780191712791
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198529712.003.0011
Subject:
Physics, History of Physics

The dimensional stability of a pendulum directly affects its accuracy. If the bob sags downward or warps upward, the clock slows down or speeds up. If the temperature compensator shrinks or expands ... More


Theory Of Neutrino Oscillations In Vacuum

Carlo Giunti and Chung W. Kim

in Fundamentals of Neutrino Physics and Astrophysics

Published in print:
2007
Published Online:
January 2010
ISBN:
9780198508717
eISBN:
9780191708862
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198508717.003.0008
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter discusses the theory of neutrino oscillations in vacuums and discusses in detail plane-wave approximation (flavour neutrino states, universality of the oscillation phase, Lorentz ... More


Silver Halide Nanocrystals and Nuclear Particle Detectors

Tadaaki Tani

in Photographic Science: Advances in Nanoparticles, J-Aggregates, Dye Sensitization, and Organic Devices

Published in print:
2011
Published Online:
January 2012
ISBN:
9780199572953
eISBN:
9780191731266
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199572953.003.0007
Subject:
Physics, Atomic, Laser, and Optical Physics

AgX grains in nuclear-truck emulsions for analyzing neutrino oscillation by the OPERA project and for detecting unknown nuclear particles (i.e., dark matter) are characterized in the classification ... More


Non-perturbative S-matrix

Franco Strocchi

in An Introduction to Non-Perturbative Foundations of Quantum Field Theory

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199671571
eISBN:
9780191751073
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199671571.003.0006
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

The non-perturbative definition of the S-matrix, as advocated by Lehmann–Symanzik–Zimmermann, has been placed in a rigorous setting and shown to be derivable from the Wightman axioms, in the case of ... More


Quantization of gauge field theories

Franco Strocchi

in An Introduction to Non-Perturbative Foundations of Quantum Field Theory

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199671571
eISBN:
9780191751073
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199671571.003.0007
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

Gauge field theories exhibit structural properties which have no analog in ordinary QFT, and the chapter begins by tracing such peculiar properies back to the invariance under the ... More


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