格點量子色動力學導論(英文影印版) epub pdf  mobi txt 電子書 下載

格點量子色動力學導論(英文影印版) epub pdf mobi txt 電子書 下載 2024

格點量子色動力學導論(英文影印版) epub pdf mobi txt 電子書 下載 2024


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[奧地利] 加特林格(C. Gattringer),[奧地利] C.B.Lang 著

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齣版社: 北京大學齣版社
ISBN:9787301248966
版次:1
商品編碼:11580806
包裝:平裝
叢書名: 中外物理學精品書係
開本:16開
齣版時間:2014-10-01
用紙:膠版紙
頁數:364

格點量子色動力學導論(英文影印版) epub pdf mobi txt 電子書 下載 2024



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編輯推薦

  格點場論是目前唯一得到廣泛應用的量子場論的非微擾方法。他能夠通過離散化和大規模的計算處理傳統微擾方法不能處理的問題。目前,格點場論的研究正越來越體現齣它的重要性。《格點量子色動力學導論(英文影印版)》作為這一領域的專著,內容係統而豐富,既注重第一性原理的清晰,又注重具體的計算方法的實用性,對格點場論的研究者會有很大的幫助。正在從事格點場論研究和有興趣進入這一領域的讀者不能錯過這一傑作。

內容簡介

  《格點量子色動力學導論(英文影印版)》講述瞭格點場論在量子色動力學中的應用。《格點量子色動力學導論(英文影印版)》首先講述瞭格點路徑積分,之後講述瞭純規範理論的格點化和數值模擬。然後,《格點量子色動力學導論(英文影印版)》講述瞭格點上的費米子、強子譜、手徵對稱性等內容。對於動力學費米子和重正化群也做瞭深入的探討。最後,《格點量子色動力學導論(英文影印版)》還講述瞭對強子結構和溫度、化學勢的格點場論處理。《格點量子色動力學導論(英文影印版)》適閤量子場論和粒子物理領域的研究者和研究生閱讀。

作者簡介

  加特林格(C. Gattringer),奧地利格拉茨大學教授。

目錄

1 The path integral on the lattice
1.1 Hilbert space and propagation in Euclidean time
1.1.1 Hilbert spaces
1.1.2 Remarks on Hilbert spaces in particle physics
1.1.3 Euclidean correlators
1.2 The path integral for a quantum mechanical system
1.3 The path integral for a scalar field theory
1.3.1 The Klein-Gordon field
1.3.2 Lattice regularization of the Klein-Gordon Hamiltonian
1.3.3 The Euclidean time transporter for the free case,
1.3.4 Treating the interaction term with the Trotter formula
1.3.5 Path integral representation for the partition function
1.3.6 Including operators in the path integral
1.4 Quantization with the path integral
1.4.1 Different discretizations of the Euclidean action
1.4.2 The path integral as a quantization prescription
1.4.3 The relation to statistical mechanics
References

2 QCD on the lattice-a first look
2.1 The QCD action in the continuum
2.1.1 Quark and gluon fields
2.1.2 The fermionic part of the QCD action
2.1.3 Gauge invariance of the fermion action
2.1.4 The gluon action
2.1.5 Color components of the gauge field
2.2 Naive discretization of fermions
2.2.1 Discretization of free fermions
2.2.2 Introduction of the gauge fields as link variables
2.2.3 Relating the link variables to the continuum gauge fields
2.3 The Wilson gauge action
2.3.1 Gauge-invariant objects built with link variables
2.3.2 The gauge action
2.4 Formal expression for the QCD lattice path integral
2.4.1 The QCD lattice path integral
References

3 Pure gauge theory on the lattice
3.1 Haar measure
3.1.1 Gauge field measure and gauge invariance
3.1.2 Group integration measure
3.1.3 A few integrals for SU(3)
3.2 Gauge invariance and gauge fixing
3.2.1 Maximal trees
3.2.2 Other gauges
3.2.3 Gauge invariance of observables
3.3 Wilson and Polyakov loops
3.3.1 Definition of the Wilson loop
3.3.2 Temporal gauge
3.3.3 Physical interpretation of the Wilson loop
3.3.4 Wilson line and the quark-antiquark pair
3.3.5 Polyakov loop
3.4 The static quark potential
3.4.1 Strong coupling expansion of the Wilson loop
3.4.2 The Coulomb part of the static quark potential
3.4.3 Physical implications of the static QCD potential
3.5 Setting the scale with the static potential
3.5.1 Discussion of numerical data for the static potential
3.5.2 The Sommer parameter and the lattice spacing
3.5.3 Renormalization group and the running coupling
3.5.4 The true continuum limit
3.6 Lattice gauge theory with other gauge groups
References

4 Numerical simulation of pure gauge theory
4.1 The Monte Carlo method
4.1.1 Simple sampling and importance sampling
4.1.2 Markov chains
4.1.3 Metropolis algorithm-general idea
4.1.4 Metropolis algorithm for Wilson's gauge action
4.2 Implementation of Monte Carlo algorithms for SU(3)
4.2.1 Representation of the link variables
4.2.2 Boundary conditions
4.2.3 Generating a candidate link for the Metropolis update
4.2.4 A few remarks on random numbers
4.3 More Monte Carlo algorithms
4.3.1 The heat bath algorithm
4.3.2 Overrelaxation
4.4 Running the simulation
4.4.1 Initialization
4.4.2 Equilibration updates
4.4.3 Evaluation of the observables
4.5 Analyzing the data
4.5.1 Statistical analysis for uncorrelated data
4.5.2 Autocorrelation
4.5.3 Techniques for smaller data sets
4.5.4 Some numerical exercises
References

5 Fermions on the lattice
5.1 Fermi statistics and Grassmann numbers
5.1.1 Some new notation
5.1.2 Fermi statistics
5.1.3 Grassmann numbers and derivatives
5.1.4 Integrals over Grassmann numbers
5.1.5 Gaussian integrals with Grassmann numbers
5.1.6 Wick's theorem
5.2 Fermion doubling and Wilson's fermion action
5.2.1 The Dirac operator on the lattice
5.2.2 The doubling problem
5.2.3 Wilson fermions
5.3 Fermion lines and hopping expansion
5.3.1 Hopping expansion of the quark propagator
5.3.2 Hopping expansion for the fermion determinant
5.4 Discrete symmetries of the Wilson action
5.4.1 Charge conjugation
5.4.2 Parity and Euclidean refiections
5.4.3 γ5-hermiticity
References

6 Hadron spectroscopy
6.1 Hadron interpolators and correlators
6.1.1 Meson interpolators
6.1.2 Meson correlators
6.1.3 Interpolators and correlators for baryons
6.1.4 Momentum projection
6.1.5 Final formula for hadron correlators
6.1.6 The quenched approximation
6.2 Strategy of the calculation
6.2.1 The need for quark sources
6.2.2 Point source or extended source?
6.2.3 Extended sources
6.2.4 Calculation of the quark propagator
6.2.5 Exceptionalconfigurations
6.2.6 Smoothing of gauge configurations
6.3 Extracting hadron masses
6.3.1 Effective mass curves
6.3.2 Fitting the correlators
6.3.3 The calculation of excited states
6.4 Finalizing the results for the hadron masses
6.4.1 Discussion of some raw data
6.4.2 Setting the scale and the quark mass parameters
6.4.3 Various extrapolations
6.4.4 Some quenched results
References

7 Chiral symmetry on the lattice
7.1 Chiral symmetry in continuum QCD
7.1.1 Chiral symmetry for a single flavor
7.1.2 Several fiavors
7.1.3 Spontaneous breaking of chiral symmetry
7.2 Chiral symmetry and the lattice
7.2.1 Wilson fermions and the Nielsen-Ninomiya theorem
7.2.2 The Ginsparg-Wilson equation
7.2.3 Chiral symmetry on the lattice
7.3 Consequences of the Gmsparg-Wilson equation
7.3.1 Spectrum of the Dirac operator
7.3.2 Index theorem
7.3.3 The axial anomaly
7.3.4 The chiral condensate
7.3.5 The Banks-Casher relation
7.4 The overlap operator
7.4.1 Definition of the overlap operator
7.4.2 Locality properties of chiral Dirac operators
7.4.3 Numerical evaluation of the overlap operator
References
……
8 Dynamical fermions
9 Symanzik improvement and RG actions
10 More about lattice fermions
11 Hadron structure
12 Temperature and chemical potential
A Appendix
Index

前言/序言







格點量子色動力學導論(英文影印版) epub pdf mobi txt 電子書 下載 2024

格點量子色動力學導論(英文影印版) 下載 epub mobi pdf txt 電子書

格點量子色動力學導論(英文影印版) pdf 下載 mobi 下載 pub 下載 txt 電子書 下載 2024

格點量子色動力學導論(英文影印版) mobi pdf epub txt 電子書 下載 2024

格點量子色動力學導論(英文影印版) epub pdf mobi txt 電子書 下載
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格點量子色動力學導論(英文影印版) epub pdf mobi txt 電子書 下載 2024

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