Chapter 1 A brief history 1.1 Moire effect 1.2 Moire deflectometry 1.3 Moire deflection tomography 1.4 The scope of the book Chapter 2 Theoretical basis of flow field』s moire deflection tomographydiagnosis 2.1 Dependence between refractive index and key parameters of flow fields 2.2 A new refractive index descriptive model of common plasma 2.2.1 Derivation based on Saha equation 2.2.2 Feasibility verification and analysis 2.3 A uniform refractive index description 2.3.1 Concept of equivalent particle number density 2.3.2 Rationality of the model 2.4 Physical essence of refractive index gradient in flow fields 2.4.1 Refractive index distributions 2.4.2 Physical essence analysis 2.5 A two-temperature refractive index model 2.5.1 Theory and rationality analysis 2.5.2 Method of measuring two temperatures Chapter 3 Experiment of flow field』s moire deflection tomography diagnosis 3.1 Effect of non-collimated optical path 3.1.1 Realization of experiment 3.1.2 Influence on temperature reconstruction 3.2 Effect of phase object』s position 3.2.1 Theoretical deduction by scalar diffraction theory 3.2.2 Intensity distribution and fringe equation 3.2.3 Verification by moire fringe slope 3.3 Integrating moire deflection tomography and shadowing method 3.3.1 Principle description and experimental design 3.3.2 Feasibility analysis Chapter 4 Information extraction of moire fringes 4.1 Preprocessing based on multiresolution analysis (MRA) 4.1.1 Basic theory 4.1.2 Results and comparison of three-level MRA 4.2 Phase extraction based on Gabor wavelet 4.2.1 Deduction of wrapped phase 4.2.2 Comparative analysis based on true phase results 4.3 Phase extraction based on Morlet wavelet 4.3.1 Fringe preprocessing and wrapped phase deduction 4.3.2 Phase information 4.3.3 Contribution of wavelet ridges 4.4 Phase denoising and unwrapping based on MRA 4.4.1 Theory and method 4.4.2 Effect of noise and discontinuity 4.4.3 Effect of wavelet basis function 4.4.4 Effect of decomposition level 4.4.5 Effect of iteration number 4.5 Application of deep learning 4.5.1 Impact of flow field』s position on moire fringe analysis 4.5.2 Moire fringe analysis across diverse carrier frequencies
Chapter 5 Measurement of key parameters for flow fields by moire deflection tomography 5.1 Temperature measurement 5.1.1 Effect of composition 5.1.2 Effect of pressure 5.2 Electron number density measurement 5.2.1 Indirect measurement by one-wavelength moire deflection tomography 5.2.2 Direct measurement by two-wavelength moire deflection tomography 5.3 Composition ratio measurement 5.3.1 Two objects mixed 5.3.2 Three objects mixed Chapter 6 Application of moire deflectometry in atmosphere measurement 6.1 Measurement of atmospheric particle number density fluctuations 6.1.1 Principle analysis 6.1.2 Theoretical deduction 6.1.3 Experiment and arrival angles 6.1.4 Distribution of atmospheric particle number density fluctuations 6.2 Measurement of atmospheric refractive-index structure parameter 6.2.1 Situation analysis 6.2.2 Method description 6.2.3 Temporal and spatial distributions of deflection angle 6.2.4 Distribution of atmospheric refractive-index structure parameter References
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