PREFACE.
Introduction.
I.1 Outline of the Book.
I.2 List of Symbols.
I.3 Electromagnetic Fields and Potentials.
I.4 Principle of Least Action. Lagrangian. Generalized Momentum.
Lagrangian Equations.
I.5 Hamiltonian. Hamiltonian Equations.
I.6 Liouville Theorem.
I.7 Emittance. Brightness.
PART I ELECTRON BEAMS.
1 Motion of Electrons in External Electric and Magnetic Static
Fields.
1.1 Introduction.
1.2 Energy of a Charged Particle.
1.3 Potential?Velocity Relation (Static Fields).
1.4 Electrons in a Linear Electric Field e0E ¼
kx.
1.5 Motion of Electrons in Homogeneous Static Fields.
1.6 Motion of Electrons in Weakly Inhomogeneous Static
Fields.
1.6.1 Small Variations in Electromagnetic Fields Acting on
Moving Charged Particles.
1.7 Motion of Electrons in Fields with Axial and Plane Symmetry.
Busch?s Theorem.
2 Electron Lenses.
2.1 Introduction.
2.2 Maupertuis?s Principle. Electron-Optical Refractive
Index.
Differential Equations of Trajectories.
2.3 Differential Equations of Trajectories in Axially Symmetric
Fields.
2.4 Differential Equations of Paraxial Trajectories in Axially
Symmetric Fields Without a Space Charge.
2.5 Formation of Images by Paraxial Trajectories.
2.6 Electrostatic Axially Symmetric Lenses.
2.7 Magnetic Axially Symmetric Lenses.
2.8 Aberrations of Axially Symmetric Lenses.
2.9 Comparison of Electrostatic and Magnetic Lenses. Transfer
Matrix of Lenses .
2.10 Quadrupole lenses.
3 Electron Beams with Self Fields.
3.1 Introduction.
3.2 Self-Consistent Equations of Steady-State Space-Charge
Electron Beams.
3.3 Euler?s Form of a Motion Equation. Lagrange and
Poincare´ Invariants of Laminar Flows.
3.4 Nonvortex Beams. Action Function. Planar Nonrelativistic
Diode.
Perveance. Child?Langmuir Formula. r- and T-Modes of
Electron Beams.
3.5 Solutions of Self-Consistent Equations for Curvilinear
Space-Charge Laminar Beams. Meltzer Flow. Planar Magnetron with an
Inclined Magnetic Field. Dryden Flow.
4 Electron Guns.
4.1 Introduction.
4.2 Pierce?s Synthesis Method for Gun Design.
4.3 Internal Problems of Synthesis. Relativistic Planar Diode.
Cylindrical and Spherical Diodes.
4.4 External Problems of Synthesis. Cauchy Problem.
4.5 Synthesis of Electrode Systems for Two-Dimensional
Curvilinear Beams with Translation Symmetry (Lomax?Kirstein
Method). Magnetron Injection Gun.
4.6 Synthesis of Axially Symmetric Electrode Systems.
4.7 Electron Guns with Compressed Beams. Magnetron Injection
Gun.
4.8 Explosive Emission Guns.
5 Transport of Space-Charge Beams.
5.1 Introduction.
5.2 Unrippled Axially Symmetric Nonrelativistic Beams in a
Uniform Magnetic field.
5.3 Unrippled Relativistic Beams in a Uniform External Magnetic
Field..
5.4 Cylindrical Beams in an Infinite Magnetic Field.
5.5 Centrifugal Electrostatic Focusing.
5.6 Paraxial-Ray Equations of Axially Symmetric Laminar
Beams.
5.7 Axially Symmetric Paraxial Beams in a Uniform Magnetic Field
with Arbitrary Shielding of a Cathode Magnetic Field.
5.8 Transport of Space-Charge Beams in Spatial Periodic
Fields.
PART II MICROWAVE VACUUM ELECTRONICS.
6 Quasistationary Microwave Devices.
6.1 Introduction.
6.2 Currents in Electron Gaps. Total Current and the
Shockley?Ramo Theorem.
6.3 Admittance of a Planar Electron Gap. Electron Gap as an
Oscillator. Monotron.
6.4 Equation of Stationary Oscillations of a Resonance
Self-Excited Circuit.
6.5 Effects of a Space-Charge Field. Total Current Method.
High-Frequency Diode in the r-Mode. Llewellyn?Peterson
Equations.
7 Klystrons.
7.1 Introduction.
7.2 Velocity Modulation of an Electron beam.
7.3 Cinematic (Elementary) Theory of Bunching.
7.4 Interaction of a Bunched Current with a Catcher Field.
Output Power of A Two-Cavity Klystron.
7.5 Experimental Characteristics of a Two-Resonator Amplifier
and Frequency-Multiplier Klystrons.
7.6 Space-Charge Waves in Velocity-Modulated Beams.
7.7 Multicavity and Multibeam Klystron Amplifiers.
7.8 Relativistic Klystrons.
7.9 Reflex Klystrons.
8 Traveling-Wave Tubes and Backward-Wave Oscillators (O-Type
Tubes).
8.1 Introduction.
8.2 Qualitative Mechanism of Bunching and Energy Output in a
TWTO.
8.3 Slow-Wave Structures.
8.4 Elements of SWS Theory.
8.5 Linear Theory of a Nonrelativistic TWTO. Dispersion
Equation, Gain, Effects of Nonsynchronism, Space Charge, and Loss
in a Slow-Wave Structure.
8.6 Nonlinear Effects in a Nonrelativistic TWTO. Enhancement of
TWTO Efficiency (Velocity Tapering, Depressed Collectors).
8.7 Basic Characteristics and Applications of Nonrelativistic
TWTOs.
8.8 Backward-Wave Oscillators.
8.9 Millimeter Nonrelativistic TWTOs, BWOs, and Orotrons.
8.10 Relativistic TWTOs and BWOs.
9 Crossed-Field Amplifiers and Oscillators (M-Type Tubes).
9.1 Introduction.
9.2 Elementary Theory of a Planar MTWT.
9.3 MTWT Amplification.
9.4 M-type Injected Beam Backward-Wave Oscillators (MWO,
M-Carcinotron).
9.5 Magnetrons.
9.6 Relativistic Magnetrons.
9.7 Magnetically Insulated Line Oscillators.
9.8 Crossed-Field Amplifiers.
10 Classical Electron Masers and Free Electron Lasers.
10.1 Introduction.
10.2 Spontaneous Radiation of Classical Electron
Oscillators.
10.3 Stimulated Radiation of Excited Classical Electron
Oscillators.
10.4 Examples of Electron Cyclotron Masers.
10.5 Resonators of Gyromonotrons (Free and Forced
Oscillations).
10.6 Theory of a Gyromonotron.
10.7 Subrelativistic Gyrotrons.
10.8 Elements of Gyrotron Electron Optics.
10.9 Mode Interaction and Mode Selection in Gyrotrons. Output
Power Systems.
10.10 Gyroklystrons.
10.11 Gyro-Traveling-Wave Tubes.
10.12 Applications of Gyrotrons.
10.13 Cyclotron Autoresonance Masers.
10.14 Free Electron Lasers.
Appendixes.
1. Proof of the 3/2 Law for Nonrelativistic Diodes in the
r-Mode.
2. Synthesis of Guns for M-Type TWTS and BWOS.
3. Magnetic Field in Axially Symmetric Systems.
4. Dispersion Characteristics of Interdigital and Comb
Structures.
5. Electromagnetic Field in Planar Uniform Slow-Wave
Structures.
6. Equations of Free Oscillations of Gyrotron Resonators.
7. Derivation of Eqs. (10.66) and (10.67).
8. Calculation of Fourier Coefficients in Gyrotron
Equations.
9. Magnetic Systems of Gyrotrons.
References.
Index.
