Cover image for A brief tour of modern quantum mechanics
Title:
A brief tour of modern quantum mechanics
Personal Author:
Publication Information:
Singapore : Hackensack, N.J. : World Scientific, c2012
Physical Description:
xii, 130 p. : ill. ; 24 cm.
ISBN:
9789814374224
Abstract:
"This slim volume covers the traditional parts of quantum mechanics: semiclassical theories of radiation and scattering, a number of advanced problems: Feynman diagrams and relativistic quantum mechanics and a collection of modern items: superfluidity and high-temperature superconductivity. The book begins with the description of the basic principles of mechanics, electrodynamics and quantum mechanics, which are needed for understanding the subsequent chapters. Qualitative methods (analytical properties and paradoxes in quantum mechanics) are also introduced. This useful textbook also pairs the problems with their solutions."--P. [4] of cover

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30000010301092 QC174.12 G58 2012 Open Access Book Book
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Summary

Summary

This slim volume covers the traditional parts of quantum mechanics: semiclassical theories of radiation and scattering, a number of advanced problems: Feynman diagrams and relativistic quantum mechanics and a collection of modern items: superfluidity and high-temperature superconductivity. The book begins with the description of the basic principles of mechanics, electrodynamics and quantum mechanics, which are needed for understanding the subsequent chapters. Qualitative methods (analytical properties and paradoxes in quantum mechanics) are also introduced. This useful textbook also pairs the problems with their solutions.


Reviews 1

Choice Review

This tour of quantum mechanics by Gitterman (Bar Ilan Univ., Israel) is indeed quite brief; at 130 pages, including the index, it is a very slim volume. This is far less than other books that cover the same material, which corresponds roughly to courses in the second or third semester of US graduate programs in physics. The selection of topics is good. Beginning chapters include "Semiclassical Theory of Radiation," "Many-Body Problem," and "S-matrix, Green Function, and Feynman Diagrams." Later chapters discuss relativistic quantum mechanics, semiclassical techniques, and scattering theory and analytic properties. The final chapter discusses paradoxes in quantum theory. Most chapters have a few worked problems. Topic treatments are straightforward, but their simplicity can be deceiving. For example, the treatment of the Casimir effect expresses a divergent sum over zero-point energies in terms of zeta(-3) without any mention of the conceptual difficulties or even any mathematical detail. Some talented and motivated students will love the presentation, but many will be unable to fill in the gaps themselves. Faculty will find the text useful in preparing lectures in graduate quantum mechanics courses. Graduate students might find it helpful for self-study and preparation for comprehensive exams. Summing Up: Recommended. Graduate students and faculty. M. C. Ogilvie Washington University


Table of Contents

Prefacep. v
1 Introductionp. 1
1.1 Classical mechanicsp. 1
1.1.1 Newton's lawp. 1
1.1.2 Principle of least actionp. 2
1.1.3 Hamilton's equationsp. 3
1.1.4 Hamilton-Jacobi equationp. 4
1.2 Electrodynamicsp. 5
1.2.1 Maxwell's equationsp. 5
1.2.2 Electromagnetic potentialsp. 7
1.2.3 Lagrangian for the electromagnetic fieldp. 9
1.3 Quantum mechanicsp. 10
1.3.1 Wave functionp. 10
1.3.2 Dynamic behaviorp. 11
1.3.3 Conservation laws in quantum mechanicsp. 12
1.3.4 Different representationsp. 14
1.3.5 Aharonov-Bohm effectp. 14
2 Semiclassical Theory of Radiationp. 17
2.1 Fermi's Golden Rulep. 17
2.2 Dipole transitionsp. 19
2.3 Forbidden and strictly forbidden transitionsp. 20
2.4 Selection rulesp. 21
2.5 Radioactivityp. 21
2.6 Photoelectric effectp. 22
2.7 Cherenkov effectp. 23
2.8 Compton effectp. 24
2.9 Problemsp. 25
3 Many-body Problemp. 29
3.1 Fermions and bosonsp. 29
3.2 N-representationp. 30
3.3 Lagrangian and Hamiltonian of quantum systemsp. 31
3.4 Second quantizationp. 31
3.5 Hamiltonian in second quantizationp. 32
3.6 Quantization of the electromagnetic fieldp. 34
3.7 Full quantum mechanical description of the particle-wave interactionp. 36
3.8 Superfluidity and superconductivityp. 38
3.8.1 Statistics of a bosonic gasp. 39
3.8.2 Microscopic theory of superfluidityp. 40
3.8.3 Experimental detection of superfluidityp. 42
3.8.4 Electron pairing in superconductorsp. 43
3.8.5 Microscopic theory of superconductivityp. 45
3.8.6 High-temperature superconductivityp. 46
3.9 Problemsp. 48
4 S-matrix, Green Function, Feynman Diagramsp. 51
4.1 S-matrixp. 51
4.2 Green functionp. 52
4.3 Green function in second quantizationp. 54
4.4 Wick theoremp. 55
4.5 Feynman diagramsp. 56
4.5.1 Electrons in an external fieldp. 58
4.5.2 Hartree and Hartree-Fock approximationsp. 59
4.5.3 Electron gas at low and high densityp. 60
4.6 Problemsp. 63
5 Relativistic Quantum Mechanicsp. 65
5.1 Klein-Gordon equationp. 65
5.2 Dirac equationp. 66
5.3 Dynamic solution of the Dirac equationp. 67
5.4 Electron spinp. 69
5.5 Dirac equation for a free particlep. 71
5.6 Motion in a central fieldp. 72
5.7 Nature of the physical vacuump. 75
5.7.1 Lamb shiftp. 76
5.7.2 Klein paradoxp. 77
5.7.3 Casimir forcep. 78
5.8 Problemsp. 80
6 Semiclassical Approximation to Quantum Mechanicsp. 83
6.1 Wave equationp. 83
6.2 Turning pointsp. 85
6.3 Energy spectrump. 86
6.4 Tunneling through a potential barrierp. 88
6.5 Problemsp. 90
7 Scatteringp. 95
7.1 Phenomenological description of scatteringp. 95
7.2 Born approximationp. 96
7.3 Scattering by different potentialsp. 98
7.4 Partial wavesp. 99
7.5 Optical theoremp. 101
7.6 Problemsp. 103
8 Analytical Propertiesp. 109
8.1 Analytical properties of the wave functionp. 109
8.2 Analytical properties of the scattering amplitudep. 110
8.3 Resonance scatteringp. 111
8.4 Symmetryp. 112
8.4.1 Parityp. 112
8.4.2 Conservation lawsp. 113
8.4.3 Degeneracyp. 114
8.4.4 Internal symmetriesp. 115
8.4.5 Complex conjugation and time reversalp. 115
8.4.6 Gauge transformationp. 116
9 Paradoxes in Quantum Mechanicsp. 119
9.1 Schrödinger's catp. 119
9.2 The Einstein-Podolsky-Rosen (EPR) paradoxp. 120
9.3 Hidden variables and Bell's inequalityp. 122
Bibliographyp. 127
Indexp. 129