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[资源]
ICP2000Modern Physics - An Introductory Text
Table of Contents
Part One: The Birth of a New Physics 1
1.1 The Electron 3
1.2 Electromagnetic Waves 9
1.2. I The Production and Properties of Electromagnetic Waves 15
1.2.2 The Limits of Electromagnetic Theory 16
1.3 The Special Theory of Relativity 19
1.3.1 The Principle of Covariance 21
1.3.2 The Newtonian Conception of Motion 26
Example 1. I
Example 1.2
The Galilean Transformation
The Velocity of Sound Relative to a Moving Observer
1.3.3 The Michelson-Morley Experiment 34
1.3.4 The Postulates of the Special Theory of Relativity 38
1.3.5 Simultaneity and the Relativity of Time 39
1.3.6 The Lorentz Transformation 45
1.3.7 Relativistic Mechanics - Kinematics 47
Example 1.3
Example 1.4
Example 1.5
Example 1.6
The Lorentz Transformation and Special Relativity
The Mystery of the Muons
Stationary Clocks and Moving Clocks
The Minkowski Diagrams of Different Observers - The
Twins Paradox
Calculations in Relativistic Mechanics
The Transformation of Energy and Momentum
1.3.8 Relativistic Mechanics - Dynamics 57
Example 1.7
Example 1.8
1.3.9 Magnetism - A Relativistic Effect 65
1.4 The General Theory of Relativity 71
1.4.1 The Postulates of the General Theory of Relativity 72
1.4.2 Gravitation and the General Theory of Relativity 76
1.4.3 Gravity and Geometry 78
1.5 Appendices to Part One
1.5.1 Velocity Addition in Special Relativity
I S.2 The Kinetic Energy of a Particle in Special Relativity
1.5.3 The Total Energy of a Particle
1 S.4 The Transformation of Force
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Questions, Exercises and Problems 89
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Part Two: Quantum Theory
2.1 The Quantum Hypothesis
2.1.1 Radiators and Radiation
2.1.2 Thermal Radiation
2.1.3 Black-body Radiation
Example 2. I Wien's Law
Example 2.2 Blackbody Radiation and Astronomy
2.1.4 Difficulties in the Classical Theory of Radiation
Example 2.3 The Frequencies in Cavity Radiation
2.1.5 Planck's Quantum Hypothesis
2.1.6 Atomic Spectra
2. I .7 The Franck-Hertz Experiment
2.2 The Photoelectric Effect
2.2.1 The Photoelectric Effect - The Problem
2.2.2 Einstein's Equation
Example 2.4 Photons and Wavelengths
Example 2.5 Counting Photons
Example 2.6 Photoelectrons
Example 2.7 Minimum X-ray Wavelength
Example 2.8 X-ray Crystallography
2.2.3 Planck's Constant
2.2.4 X-rays
2.2.5 X-rays and Crystallography
2.3 Photons
2.3.1 Photon Mass
2.3.2 The Cornpton Effect
2.3.3 Photons - Light Particles
2.3.4 The Locality Paradox
The Mechanics of Minute Particles
2.4.1 De Broglie's Hypothesis
Example 2.12 Electron Diffraction - Thomson's Experiment
2.4.2 Heisenberg's Uncertainty Principle
ExampIe 2. J 3 Heisenberg's Uncertainty Principle
2.4.3 Matter Waves
2.4.4 Wave Functions and Probability Amplitudes
2.4.5 The Wave Function of a Free Particle
2.4.6 Quantum Mechanics - Schrodinger's Equation
2.4.7 Quantum Mechanics - Potential Wells
2.4.8 The Tunnel Effect
Example 2.9 Radiation Pressure
Example 2.10 The Compton Wavelength
Example 2. I I Photons and Interference Patterns
2.4
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2.5 Appendices to Part Two
2.5.1 The Kinetic Energy and Linear Momentum of a Particle
2.5.2 The Wave Function of a Trapped Particle
Questions, Exercises and Problems
Part Three: The Nuclear Atom
3.1 The Structure of the Atom
3.1.1 The Thomson Model of the Atom
3.1.2 The Nuclear Atom
Example 3. I
The Bohr Model of the Atom
3.2.1 The Hydrogen Atom
The Atomic Nucleus
3.2
Example 3.2 Spectral Transitions
Example 3.3 The Correspondence Principle
Example 3.4
3.2.2 The Zeeman Effect - Space Quantisation
3.2.3 Moseley's Experiment
Example 3.5
The Quantum Mechanical Model of the Atom
3.3.1 The Hydrogen Atom
The Bohr Atom and De Broglie's Principle
The Characteristic X-ray Spectrum of Copper
3.3
Example 3.6
Example 3.7
3.3.2 Atomic Spectra and Quantum Mechanics
The Average Distance of the Electron from the
Hydrogen Nucleus
The Probability of Finding an Electron
3.4 Electron Spin
3.4.1 Electron Spin
3.4.2 The Stern-Gerlach Experiment
Example 3.8 Electron Spin Resonance
3.4.3 Spin-Orbit Coupling
3.4.4 The Pauli Exclusion Principle and the Periodic Table
3.4.5 Spin, Identical Particles and the Pauli Principle
3.4.6 Total Spin
3.4.7 The Energy Levels in Multi-electron Atoms
3.4.8 Total Spin and the Energy Levels in Molecules
3.5 Appendices to Part Three
3.5.1 The Energy of an Orbiting Charged Particle
3.5.2 The Schrodinger Equation for the Hydrogen Atom
3.5.3 The Angular Momentum of an Orbiting Particle
Questions, Exercises and Problems
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Part Four: Interactions of Electromagnetic
Radiation and Matter
4.1 The Passage of Radiation through Matter
4.1.1 The Attenuation of Radiation by Matter
Example 4.1
4.1.2 Mechanisms of the Absorption of Radiation
4.1.3 Quantum Electrodynamics
The Attenuation of Ultra-violet Radiation
4.2 Molecular Spectra
4.2.1 Molecular Energies
4.2.2 Rotational Spectra
Example 4.2
4.2.3 Vibrational Spectra
Example 4.3
4.2.4 Electronic Spectra
Example 4.4
4.2.5 Raman Spectra
The Interatomic Distance in the HCl Molecule
Vibrational Spectrum of CO
The Excitation of x Electrons
4.3 Fluorescence and Phosphorescence
4.4 Appendices to Part Four
4.3.1 Fluorescence in Biological Systems
4.4.1 Raleigh Scattering
4.4.2 Moment of Inertia of a Diatomic Molecule
Questions, Exercises and Problems
Part Five: Nuclear Physics
5.1 The Structure of the Nucleus
5.1.1 Nucleons
5.1.2 Nuclear Nomenclature
5.1.3 Nuclear Masses; Isotopes
5.1.4 Nuclear Binding Energy
Example 5. I
Example 5.2
Example 5.3 Nuclear Magic Numbers
The Density of Nuclear Material
Binding Energy per Nucleon
5.1.5 The Nuclear (‘Strong’) Force
5.1.6 Nuclear Models
5.1.7 The Elementary Particles of Matter
5.2 Nuclear Radiations
5.2.1 The Nature of the Nuclear Radiations
5.2.2 Mechanisms of Nuclear Radiation Attenuation
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5.3
5.2.3 Detectors of Ionising Radiation
5.2.4 The Biological Effects of Nuclear Radiation
Radioactivity
5.3.1 The Disintegration of Unstable Nuclei
Example 5.4 Disintegration Energy
5.3.2 The Kinetics of Radioactive Disintegration
Exumple 5.5 Radioactive Disintegration
5.3.3 Age Determination with Radio-isotopes
Example 5.6 Carbon 14 Dating
5.3.4 Uses of Radio-isotopes
Example 5.7 Dosimetry
5.3.5 The Factors Affecting Nuclear Stability
Example 5.8
5.3.6 The Mechanism of 01 Decay
5.3.7 The Mechanism of p Decay - Weak Charge
Disintegration Modes of Heavy Nuclei
5.4 Nuclear Reactions and Nuclear Energy
5.4.1 Nuclear Reactions
5.4.2 The Discovery of the Neutron
5.4.3 Nuclear Cross-sections
Example 5.9 Nuclear Cross-sections
5.4.4 Nuclear Energy - Fusion and Fission
Exumple 5.10 Endoergic Nuclear Reactions
5.4.5 Nuclear Fusion
5.4.6 Nuclear Fission
5.4.7 Nuclear Chain Reactions
5.4.8 Fission by Fast Neutrons - Bombs
5.4.9 Fission by Slow Neutrons - Nuclear Reactors
Example 5.11 The Slow Neutron Chain Reaction of Natural Uranium
5.4.10 Nuclear Engineering: The Chernobyl Catastrophe
5.5 Appendices to Part Five
5.5.1 The Mean Lifetime of a Radioactive Nucleus
5.5.2 Radioactive Decays of the Type A + B + C
Questions, Exercises and Problems
Part Six: Selected Applications
6.1 TheLaser
6.1.1 The Spontaneous and Stimulated Emission of Radiation
6.1.2 Laser Action
6.1.3 The Ruby Laser
6.1.4 The Helium-Neon Laser
6.1.5 Laser Applications
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6.2 The Mossbauer Effect
6.2,l The Width of Spectral Lines
Example 6. I The Width of Spectral Lines
6.2.2 The Mechanics of Photon Emission and Absorption
6.2.3 Recoilless Emission and Absorption
6.2.4 The Gravitational Shift - Black Holes
6.3 Nuclear Magnetic Resonance
6.3.1 Magnetism and Angular Momentum
6.3.2 Nuclear Magnetic Moments
6.3.3 Nuclear Magnetic Resonance
6.3.4 Observing Nuclear Magnetic Resonance
6.3.5 Chemical Shift
6.3.6 Applications of Nuclear Magnetic Resonance
The Conduction of Electricity Through Solids
6.4.1 The Electrical Conductivity of Solids
6.4.2 The Electron Gas
Example 6.2
6.4.3 Energy Levels in Solids - Band Theory
6.4.4 Insulators
6.4.5 Metallic Conductors
6.4
The Relaxation Time of Conduction Electrons
Example 6.3
Example 6.4
6.4.6 Superconductivity
6.4.7 Semiconductors
6.4.8 The p-n Junction
6.4.9 Semiconductor Devices
Invariance, Symmetry and Conservation Laws
6.5.1 The Symmetry of the Laws of Physics
6.5.2 Group Theory
6.5.3 Noether’s Theorem
6.5.4 The Conservation Laws of Particle Physics
6.6 Appendices to Part Six
6.6.1 The Probabilities of Stimulated and Spontaneous Emission
Questions, Exercises and Problems
Supplementary Topics
The Velocity of Conduction Electrons
The Mean Path-length of the Conduction Electrons
6.5
A
B
C The Greek Alphabet
The Mathematical Description of Wave Motion
List of Physical Constants and Conversion Factors
Answers to the Numerical Exercises and Problems
Index
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