CHAPTER 1

INTRODUCTION

1.1

General introduction

1.2

Introduction to Gyrotron



1.1.1 Applications

1.3

Introduction to Magnetron Injection Gun (MIG)

CHAPTER 2

MOTION OF ELECTRON BEAM IN GYROTRON

2.1

Introduction

2.2

Electron beam Generation



2.2.1 Thermionic Cathodes



2.2.2 Functioning of Thermionic Cathodes



2.2.3 Thermionic Cathode material



2.2.4 Operating mechanism

2.3

Electron beam Propagation

2.4

Electron beam Compression

2.5

Electron beam Interaction

2.6

Electron beam Collection

CHAPTER 3

ELECTRICAL DESIGN OF MIG

3.1

Introduction

3.2

Preliminary design

3.3

Design constraints

3.4

Electrical Design



3.4.1 Geometry creation



3.4.2 Design goals



3.4.3 Electron beam analysis



3.4.4 Output Parameters tuning



3.4.5 Parametric study

3.5

Design of MIGs with different geometrical configurations