Spectrometric Techniques (eBook)

Front Cover 1
Spectrometric Techniques 4
Copyright Page 5
Table of Contents 6
List of Contributors 8
Preface 10
Contents of Volume I 12
Chapter 1. Distortions in Fourier Spectra and Diagnosis 14
1.1. Introduction 14
1.2. Brief Review of Fourier Transform Spectrometry 16
1.3. Recording an Interferogram 20
1.4. One Practical Example of Fourier Transform Spectrometry 23
1.5. Classification of the Systematic Errors in Fourier Transform Spectrometry 32
1.6. Review of Some Systematic Effects in the Fourier Spectra 42
ACKNOWLEDGMENTS 73
REFERENCES 74
Chapter 2. First-Order Optical Design for Fourier Spectrometers 76
2.1. Introduction 77
2.2. Foundation for Design 79
2.3. Fringe Contrast 82
2.4. Mechanical Design 93
2.5. Optimize Throughput 108
2.6. Interferometer Configurations 115
2.7. Cat's-Eye Alignment 134
2.8. Conclusion 135
ACKNOWLEDGMENTS 135
REFERENCES 136
Chapter 3. Effects of Drive Nonlinearities in Fourier Spectroscopy 140
3.1. Introduction 142
3.2. Conventions 144
3.3. The Distorted Interferogram 145
3.4. Effects of a Sinusoidal Velocity Error in the Spectrum of a Line Source 147
3.5. Maximum Relative Height of Spectrum Ghosts 150
3.6. Reduction of Ghost Heights by Delayed Sampling 153
3.7. Calculated First-Order Ghost Heights for Common Low-Pass Filters 154
3.8. Laboratory Measurements of Spectrum Ghosts 162
3.9. Use of Digital Filtering to Preserve Signal-to-Noise and Data Rate 167
3.10. Some Effects of Random Velocity Variations 169
ACKNOWLEDGMENTS 172
REFERENCES 173
Chapter 4. Infrared Spectroscopy Using Tunable Lasers 174
4.1. Introduction 174
4.2. Properties of and Techniques Using Tunable Infrared Lasers 175
4.3. Semiconductor Diode Lasers 188
4.4. Other Tunable Infrared Laser Sources 222
REFERENCES 245
Chapter 5. Absolute Photon Counting in the Ultraviolet 252
5.1. Introduction 252
5.2. Photon Counting with Photomultipliers 253
5.3. Photon Counting with Gas-Flow Counters 276
5.4. Spectroradiometric Calibration 287
5.5. Ultraviolet Light Sources 299
REFERENCES 308
Index 310