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Quantum Field Theory Demystified [Minkštas viršelis]

3.89/5 (102 ratings by Goodreads)
  • Formatas: Paperback / softback, 320 pages, aukštis x plotis x storis: 231x180x16 mm, weight: 528 g, 100 Illustrations
  • Serija: Demystified
  • Išleidimo metai: 16-Apr-2008
  • Leidėjas: McGraw-Hill Professional
  • ISBN-10: 0071543821
  • ISBN-13: 9780071543828
Kitos knygos pagal šią temą:
  • Formatas: Paperback / softback, 320 pages, aukštis x plotis x storis: 231x180x16 mm, weight: 528 g, 100 Illustrations
  • Serija: Demystified
  • Išleidimo metai: 16-Apr-2008
  • Leidėjas: McGraw-Hill Professional
  • ISBN-10: 0071543821
  • ISBN-13: 9780071543828
Kitos knygos pagal šią temą:
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Learn quantum field theory relatively easily

Trying to comprehend quantum field theory but don't have infinite time or the IQ of Einstein? No problem! This easy-to-follow guide helps you understand this complex subject matter without spending a lot of energy.

Quantum Field Theory Demystified covers essential principles such as particle physics and special relativity. You'll learn about Lagrangian field theory, group theory, and electroweak theory. The book also explains continuous and discrete symmetries, spontaneous symmetry breaking, and supersymmetry. With thorough coverage of the mathematics of quantum field theory and featuring end-of-chapter quizzes and a final exam to test your knowledge, this book will teach you the fundamentals of this theoretical framework in no time at all.

This fast and easy guide offers:





Numerous figures to illustrate key concepts Sample equations with worked solutions Coverage of quantum numbers Details on the Dirac equation, the Feynman rules, and the Higgs mechanism A time-saving approach to performing better on an exam or at work

Simple enough for a beginner, but challenging enough for an advanced student, Quantum Field Theory Demystified is your shortcut to understanding this fascinating area of physics.
Preface xv
Particle Physics and Special Relativity
1(22)
Special Relativity
5(7)
A Quick Overview of Particle Physics
12(2)
Elementary Particles
14(4)
The Higgs Mechanism
18(1)
Grand Unification
18(1)
Supersymmetry
19(1)
String Theory
19(1)
Summary
20(1)
Quiz
20(3)
Lagrangian Field Theory
23(26)
Basic Lagrangian Mechanics
23(3)
The Action and the Equations of Motion
26(3)
Canonical Momentum and the Hamiltonian
29(1)
Lagrangian Field Theory
30(5)
Symmetries and Conservation Laws
35(3)
Conserved Currents
38(1)
The Electromagnetic Field
39(4)
Gauge Transformations
43(4)
Summary
47(1)
Quiz
47(2)
An Introduction to Group Theory
49(22)
Representation of the Group
50(2)
Group Parameters
52(1)
Lie Groups
52(2)
The Rotation Group
54(1)
Representing Rotations
55(3)
SO(N)
58(4)
Unitary Groups
62(5)
Casimir Operators
67(1)
Summary
68(1)
Quiz
68(3)
Discrete Symmetries and Quantum Numbers
71(14)
Additive and Multiplicative Quantum Numbers
71(1)
Parity
72(4)
Charge Conjugation
76(2)
CP Violation
78(2)
The CPT Theorem
80(2)
Summary
82(1)
Quiz
83(2)
The Dirac Equation
85(24)
The Classical Dirac Field
85(2)
Adding Quantum Theory
87(2)
The Form of the Dirac Matrices
89(2)
Some Tedious Properties of the Dirac Matrices
91(3)
Adjoint Spinors and Transformation Properties
94(1)
Slash Notation
95(1)
Solutions of the Dirac Equation
95(4)
Free Space Solutions
99(4)
Boosts, Rotations, and Helicity
103(1)
Weyl Spinors
104(3)
Summary
107(1)
Quiz
108(1)
Scalar Fields
109(30)
Arriving at the Klein-Gordon Equation
110(7)
Reinterpreting the Field
117(1)
Field Quantization of Scalar Fields
117(10)
States in Quantum Field Theory
127(1)
Positive and Negative Frequency Decomposition
128(1)
Number Operators
128(2)
Normalization of the States
130(1)
Bose-Einstein Statistics
131(3)
Normal and Time-Ordered Products
134(1)
The Complex Scalar Field
135(2)
Summary
137(1)
Quiz
137(2)
The Feynman Rules
139(24)
The Interaction Picture
141(2)
Perturbation Theory
143(3)
Basics of the Feynman Rules
146(5)
Calculating Amplitudes
151(2)
Steps to Construct an Amplitude
153(7)
Rates of Decay and Lifetimes
160(1)
Summary
160(1)
Quiz
160(3)
Quantum Electrodynamics
163(24)
Reviewing Classical Electrodynamics Again
165(3)
The Quantized Electromagnetic Field
168(2)
Gauge Invariance and QED
170(3)
Feynman Rules for QED
173(12)
Summary
185(1)
Quiz
185(2)
Spontaneous Symmetry Breaking and the Higgs Mechanism
187(22)
Symmetry Breaking in Field Theory
189(3)
Mass Terms in the Lagrangian
192(3)
Aside on Units
195(1)
Spontaneous Symmetry Breaking and Mass
196(3)
Lagrangians with Multiple Particles
199(3)
The Higgs Mechanism
202(5)
Summary
207(1)
Quiz
207(2)
Electroweak Theory
209(24)
Right- and Left-Handed Spinors
210(1)
A Massless Dirac Lagrangian
211(1)
Leptonic Fields of the Electroweak Interactions
212(1)
Charges of the Electroweak Interaction
213(2)
Unitary Transformations and the Gauge Fields of the Theory
215(4)
Weak Mixing or Weinberg Angle
219(1)
Symmetry Breaking
220(2)
Giving Mass to the Lepton Fields
222(2)
Gauge Masses
224(7)
Summary
231(1)
Quiz
231(2)
Path Integrals
233(12)
Gaussian Integrals
233(5)
Basic Path Integrals
238(4)
Summary
242(1)
Quiz
243(2)
Supersymmetry
245(18)
Basic Overview of Supersymmetry
246(1)
Supercharge
247(2)
Supersymmetric Quantum Mechanics
249(4)
The Simplified Wess-Zumino Model
253(1)
A Simple SUSY Lagrangian
254(6)
Summary
260(1)
Quiz
260(3)
Final Exam 263(18)
Solutions to Quizzes and Final Exam 281(8)
References 289(2)
Index 291
David McMahon is a Microsoft Certified Visual Basic developer. He writes object-oriented software and hardware drivers for Windows NT and 95/98 using Visual Basic and Visual C++. He is also a Microsoft Certification instructor for Visual Basic and Microsoft Access.