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Extraction of parton densities

Robin Devenish and Amanda Cooper-Sarkar

in Deep Inelastic Scattering

Published in print:
2003
Published Online:
January 2010
ISBN:
9780198506713
eISBN:
9780191709562
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198506713.003.0006
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter discusses how Parton Distribution Functions (parton momentum densities) are extracted from data. It starts with an outline of the general framework based on NLO QCD. Next, the concept of ... More


Structure Functions And Parton Distributions

GÜNTHER DISSERTORI, IAN G. KNOWLES, and MICHAEL SCHMELLING

in Quantum Chromodynamics: High Energy Experiments and Theory

Published in print:
2009
Published Online:
January 2010
ISBN:
9780199566419
eISBN:
9780191708060
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199566419.003.0007
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter presents the determination of structure functions and parton distributions from deep inelastic lepton-nucleon scattering, both for the case of charged lepton-nucleon and the case of ... More


Tests Of The Structure Of QCD

GÜNTHER DISSERTORI, IAN G. KNOWLES, and MICHAEL SCHMELLING

in Quantum Chromodynamics: High Energy Experiments and Theory

Published in print:
2009
Published Online:
January 2010
ISBN:
9780199566419
eISBN:
9780191708060
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199566419.003.0009
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter presents experimental results for the QCD lagrangian. It shows that the phenomenology of strong interactions is indeed described by an unbroken Yang–Mills theory based on a non-abelian ... More


Differences Between Quark And Gluon Jets

GÜNTHER DISSERTORI, IAN G. KNOWLES, and MICHAEL SCHMELLING

in Quantum Chromodynamics: High Energy Experiments and Theory

Published in print:
2009
Published Online:
January 2010
ISBN:
9780199566419
eISBN:
9780191708060
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199566419.003.0012
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

Due to the different colour charge of quarks and gluons, differences in the fragmentation of the two types of partons are expected. The final state particle multiplicities thus should contain ... More


Concepts of Elementary Particle Physics

Michael E. Peskin

Published in print:
2019
Published Online:
November 2019
ISBN:
9780198812180
eISBN:
9780191850301
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198812180.001.0001
Subject:
Physics, Particle Physics / Astrophysics / Cosmology, Theoretical, Computational, and Statistical Physics

This is a textbook of elementary particle physics whose goal is to explain the Standard Model of particle interactions. Part I introduces the basic concepts governing high-energy particle physics: ... More


One: Being an Investigation into the Unity of Reality and of its Parts, including the Singular Object which is Nothingness

Graham Priest

Published in print:
2014
Published Online:
May 2014
ISBN:
9780199688258
eISBN:
9780191767586
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199688258.001.0001
Subject:
Philosophy, Metaphysics/Epistemology

The book concerns what it is to be one, and the complex issues raised fall generally under the rubric of “the one and the many”. The book has three parts. The first centres around the question of ... More


Quantum 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/9780198716051.003.0007
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This chapter presents the statistical description of quantum gases: bosons and fermions. The coarse-grained distribution function, measuring the average occupation of each quantum level is the ... More


The Gluon

Michael E. Peskin

in Concepts of Elementary Particle Physics

Published in print:
2019
Published Online:
November 2019
ISBN:
9780198812180
eISBN:
9780191850301
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198812180.003.0010
Subject:
Physics, Particle Physics / Astrophysics / Cosmology, Theoretical, Computational, and Statistical Physics

This chapter describes the description of the proton as a bound state of partons. After a review of the properties of parton distribution functions, it introduces the evidence for a component of the ... More


The Higgs Boson

Michael E. Peskin

in Concepts of Elementary Particle Physics

Published in print:
2019
Published Online:
November 2019
ISBN:
9780198812180
eISBN:
9780191850301
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198812180.003.0021
Subject:
Physics, Particle Physics / Astrophysics / Cosmology, Theoretical, Computational, and Statistical Physics

This chapter discusses the Higgs boson, the spin-0 particle in the Standard Model most closely associated with its spontaneous symmetry breaking. It gives the predictions of the Standard Model for ... More


The Standard Theory

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/9780198805175.003.0006
Subject:
Physics, Particle Physics / Astrophysics / Cosmology, History of Physics

All ingredients of the previous chapters are combined in order to build a gauge invariant theory of the interactions among the elementary particles. We start with a unified model of the weak and the ... More


Relativistic Lattice Boltzmann (RLB)

Sauro Succi

in The Lattice Boltzmann Equation: For Complex States of Flowing Matter

Published in print:
2018
Published Online:
June 2018
ISBN:
9780199592357
eISBN:
9780191847967
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199592357.003.0034
Subject:
Physics, Theoretical, Computational, and Statistical Physics, Condensed Matter Physics / Materials

Relativistic hydrodynamics and kinetic theory play an increasing role in many areas of modern physics. Besides their traditional arenas, astrophysics and cosmology, relativistic fluids have recently ... More


Virtual Particles and the Four Forces

William J. Mullin

in Quantum Weirdness

Published in print:
2017
Published Online:
March 2017
ISBN:
9780198795131
eISBN:
9780191836480
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198795131.003.0013
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

The four forces in nature—electromagnetic force, strong nuclear force, weak nuclear force, and gravitational force—arise from the exchange of virtual bosons: photons, gluons, W bosons, Z bosons, and ... More


Dynamic quarks

G. Barr, R. Devenish, R. Walczak, and T. Weidberg

in Particle Physics in the LHC Era

Published in print:
2016
Published Online:
March 2016
ISBN:
9780198748557
eISBN:
9780191811203
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198748557.003.0009
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

In this chapter, the Rutherford scattering formula is derived using quantum mechanics. The kinematics of the quark–parton model (QPM) are described. The differential cross section for neutrino and ... More


Identity and Gluons

Graham Priest

in One: Being an Investigation into the Unity of Reality and of its Parts, including the Singular Object which is Nothingness

Published in print:
2014
Published Online:
May 2014
ISBN:
9780199688258
eISBN:
9780191767586
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199688258.003.0002
Subject:
Philosophy, Metaphysics/Epistemology

This chapter explains how it is that a gluon glues parts into a whole. It does so by being identical with each part. This requires an account of identity according to which it is non-transitive. The ... More


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