Radiative effects on the propagation of laser-supported detonation waves. Final report, 9 April 1973--30 June 1974 Page: 3 of 218
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TABLE OF CONTENTS
1.0 Introduction ........................................... 1
2.0 The Absorption Coefficient for Laser Radiation in Air ....... 3
2.1 The Radiation Absorption Coefficient of a Fully-
Ionized Plasma ......................................... 4
2.2 The Absorption Coefficient of Neutral Air Components ....,. 18
2. 3 The Air Absorption Coefficient .......................... 24
3. 0 Radiative Properties of Air ............................. 30
3.1 The Emissivity Coefficient of High Temperature Air ........ 30
4.0 The Laser-Supported Detonation Wave as a Radiation Source . 41
4. i The Raizer Theory of LSD Waves .............. ,. 41
4.2 Non-Equilibruim Effects in LSD Waves .................... 49
4.2-A Electron Cooling Rates ................................. 51
4.2-B The LLL Two-Temperature Model........................56
4.2-C A Two-Temperature Model with Time-Dependent Chemistry.. 58
4.3 Radiation Transport ...................................., 62
5.0 Radiation Propagation in a Plasma ..........,............. 68
5.1 Propagation in an Homogeneous Medium and the
Fresnel Formulae ..................................... 69
5.2 Propagation an an Inhomogeneous Medium in the
Geometric Optics Approximation ........................ 71
5. 3 Propagation in a Medium with Dielectric Function
Varying Linearly in Space ..................... 76
5.4 Propagation in a "Transition Layer" ...................... 82
5. 5 EPROP - A One-Dimensional Wave Propagation
Computer Program ................................... .84
5. 5-A Results for Some Test Cases ....... ............. 88
5. 5-B Comparison of Reflection Coefficients for a
"Linear Layer"............ ................ 89
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Johnston, R.R. Radiative effects on the propagation of laser-supported detonation waves. Final report, 9 April 1973--30 June 1974, report, January 1, 1974; United States. (https://digital.library.unt.edu/ark:/67531/metadc1025037/m1/3/: accessed April 25, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.