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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Investigation of pulse light emission from sonoluminescence

范詩雲, Fan, Sewan. January 1998 (has links)
published_or_final_version / Physics / Doctoral / Doctor of Philosophy
2

Light emitting processes in sonoluminescence

Hammer, Dominik. January 2002 (has links)
Thesis (Ph. D.)--University of Texas at Austin, 2002. / Vita. Includes bibliographical references. Available also from UMI Company.
3

Light emitting processes in sonoluminescence

Hammer, Dominik 25 April 2011 (has links)
Not available / text
4

Investigation of pulse light emission from sonoluminescence /

Fan, Sewan. January 1998 (has links)
Thesis (Ph. D.)--University of Hong Kong, 1998. / Includes bibliographical references.
5

Hydrodynamic model of single bubble sonoluminescence =: 聲致發光氣泡的流體力學模型. / 聲致發光氣泡的流體力學模型 / Hydrodynamic model of single bubble sonoluminescence =: Sheng zhi fa guang qi pao de liu ti li xue mo xing. / Sheng zhi fa guang qi pao de liu ti li xue mo xing

January 1998 (has links)
by Cheng Hong Yung. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1998. / Includes bibliographical references (leaves 89-93). / Text in English; abstract also in Chinese. / by Cheng Hong Yung. / Chapter 1 --- Introduction to sonoluminescence --- p.1 / Chapter 2 --- Motion of a bubble in liquid --- p.6 / Chapter 2.1 --- Trapping the bubble --- p.6 / Chapter 2.2 --- Motion of the bubble wall --- p.8 / Chapter 2.3 --- Calculation and discussion --- p.13 / Chapter 2.3.1 --- Factors affecting the bubble's motion --- p.13 / Chapter 2.3.2 --- More on Bjerknes force --- p.18 / Chapter 2.4 --- Chapter summary --- p.18 / Chapter 3 --- Effect of mass diffusion on the bubble --- p.19 / Chapter 3.1 --- Mass diffusion across the bubble wall --- p.19 / Chapter 3.2 --- Results and discussion --- p.22 / Chapter 3.3 --- The role of noble gases in SL --- p.28 / Chapter 3.4 --- Chapter summary --- p.29 / Chapter 4 --- Hydro dynamics of an SL bubble --- p.30 / Chapter 4.1 --- Hydrodynamic model --- p.33 / Chapter 4.2 --- Navier-Stoke and Euler equations --- p.35 / Chapter 4.3 --- "Equation, of state of the gas in the bubble" --- p.37 / Chapter 4.3.1 --- Equation of state of air --- p.37 / Chapter 4.3.2 --- Equation of state of argon --- p.39 / Chapter 4.4 --- Energy equation of the liquid --- p.40 / Chapter 4.5 --- Boundary conditions for the problem --- p.41 / Chapter 4.6 --- Motion of the bubble wall --- p.42 / Chapter 4.7 --- Equation for the power radiated by the bubble --- p.43 / Chapter 4.8 --- Numerical methods --- p.44 / Chapter 4.9 --- Chapter summary --- p.45 / Chapter 5 --- Physical parameters affecting SL --- p.46 / Chapter 5.1 --- Effect of liquid compressibility --- p.47 / Chapter 5.2 --- Effect of thermal conduction across the bubble wall --- p.58 / Chapter 5.3 --- Effect of surface tension --- p.61 / Chapter 5.4 --- Effects of the EOS's --- p.65 / Chapter 5.4.1 --- Effect on air --- p.55 / Chapter 5.4.2 --- Effect on argon --- p.53 / Chapter 5.5 --- Effects of the bubble gas content --- p.72 / Chapter 5.6 --- Existence of shock-free picosecond pulse --- p.73 / Chapter 5.7 --- Chapter summary --- p.78 / Chapter 6 --- Summary --- p.80 / Chapter A --- Numerical schemes for the energy equation in the liquid --- p.82 / Chapter B --- Numerical schemes for the gas dynamics --- p.84 / Chapter B.l --- The predictor-corrector method --- p.84 / Chapter B.2 --- The TVD scheme --- p.85
6

Interfacial effects on aqueous sonochemistry and sonoluminescence /

Sostaric, Joe Zeljko. January 1999 (has links)
Thesis (Ph.D.)--University of Melbourne, School of Chemistry, 1999. / Typescript (photocopy). Includes bibliographical references.
7

Experimental investigation of laser enhancement of single-bubble sonoluminescence /

Cao, Guohua. January 2005 (has links)
Thesis (Ph.D.)--Brown University, 2005. / Vita. Thesis advisor: Gerald J. Diebold. Includes bibliographical references (leaves 135-139). Also available online.
8

Effects of ionization in a single sonoluminescing bubble. / 電離對單泡聲致發光的影響 / Effects of ionization in a single sonoluminescing bubble. / Dian li dui dan pao sheng zhi fa guang de ying xiang

January 2000 (has links)
Ho Chun Yan = 電離對單泡聲致發光的影響 / 何俊恩. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2000. / Includes bibliographical references (leaves [90]-93). / Text in English; abstracts in English and Chinese. / Ho Chun Yan = Dian li dui dan pao sheng zhi fa guang de ying xiang / He Junen. / Abstract --- p.i / Acknowledgements --- p.ii / Contents --- p.iii / List of Figures --- p.vii / List of Tables --- p.xii / Chapter Chapter 1. --- Introduction --- p.1 / Chapter Chapter 2. --- Hydro dynamical Framework --- p.7 / Chapter 2.1 --- Bubble wall motion --- p.8 / Chapter 2.2 --- Navier-Stokes equations --- p.10 / Chapter 2.3 --- Energy equation in water --- p.11 / Chapter 2.4 --- Boundary condition --- p.12 / Chapter 2.5 --- Equation of state of the gas in the bubble --- p.13 / Chapter 2.5.1 --- Hard-core van der Waals EOS --- p.13 / Chapter 2.5.2 --- Young's EOS --- p.14 / Chapter 2.6 --- Numerical method --- p.14 / Chapter 2.7 --- Numerical results and discussion --- p.15 / Chapter 2.8 --- Chapter summary --- p.19 / Chapter Chapter 3. --- Equilibrium Approach --- p.20 / Chapter 3.1 --- Saha equation --- p.21 / Chapter 3.2 --- Equation of state (EOS) --- p.22 / Chapter 3.3 --- Numerical method --- p.23 / Chapter 3.4 --- Numerical results --- p.23 / Chapter 3.5 --- Chapter summary --- p.28 / Chapter Chapter 4. --- Reaction Rates Approach --- p.29 / Chapter 4.1 --- Conservation equations --- p.30 / Chapter 4.2 --- Ionization and recombination processes --- p.32 / Chapter 4.2.1 --- Collisional ionization --- p.32 / Chapter 4.2.2 --- Radiative recombination --- p.33 / Chapter 4.2.3 --- Three-body recombination --- p.34 / Chapter 4.2.4 --- Consistency with Saha equation --- p.34 / Chapter 4.3 --- Equation of state --- p.35 / Chapter 4.3.1 --- Modified Van der Waals EOS --- p.35 / Chapter 4.3.2 --- Modified Young's EOS --- p.36 / Chapter 4.4 --- Numerical method --- p.37 / Chapter 4.5 --- Numerical results --- p.38 / Chapter 4.5.1 --- Effect of ionization on hydrodynamic variables --- p.38 / Chapter 4.5.2 --- Time variation of temperature --- p.40 / Chapter 4.5.3 --- Near the upper threshold of SBSL --- p.41 / Chapter 4.5.4 --- Onset of SBSL --- p.44 / Chapter 4.5.5 --- Effect of EOS --- p.46 / Chapter 4.5.6 --- Effect of physical parameters --- p.51 / Chapter 4.6 --- Chapter summary --- p.56 / Chapter Chapter 5. --- Emitted Radiation --- p.57 / Chapter 5.1 --- Bremsstrahlung emission --- p.59 / Chapter 5.1.1 --- Numerical results --- p.60 / Chapter 5.2 --- Simple blackbody radiation model --- p.63 / Chapter 5.2.1 --- Planck's law --- p.63 / Chapter 5.2.2 --- Calculated pulse width and spectrum --- p.64 / Chapter 5.3 --- Blackbody radiation with finite opacity --- p.68 / Chapter 5.3.1 --- Photon absorption --- p.68 / Chapter 5.3.2 --- Importance of photon absorption --- p.70 / Chapter 5.3.3 --- The refined model --- p.72 / Chapter 5.3.4 --- Pulse width and spectrum in the refined model --- p.73 / Chapter 5.4 --- Chapter summary --- p.80 / Chapter Chapter 6. --- Summary --- p.81 / Appendix A. Hydrodynamics of an SL Bubble --- p.83 / Chapter A.1 --- The normal viscous stress and heat conductivity --- p.83 / Chapter A.2 --- Transformation of Navier-Stoke equations --- p.83 / Chapter A.3 --- Transformation of the energy equation of liquid --- p.84 / Appendix B. Numerical Scheme for the gas dynamics with ionization --- p.85 / Chapter B.1 --- Finite difference equation --- p.85 / Chapter B.2 --- The TVD scheme --- p.86 / Bibliography --- p.90
9

Optical emission in a sonoluminescing bubble =: 聲致發光氣泡中的光放射. / 聲致發光氣泡中的光放射 / Optical emission in a sonoluminescing bubble =: Sheng zhi fa guang qi pao zhong de guang fang she. / Sheng zhi fa guang qi pao zhong de guang fang she

January 1999 (has links)
by Chen Tian Wen. / Thesis submitted in: December 1998. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1999. / Includes bibliographical references (leaves 84-87). / Text in English; abstract also in Chinese. / by Chen Tian Wen. / Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Motivation of the Studies --- p.1 / Chapter 1.2 --- Structure of this Thesis --- p.2 / Chapter 2 --- A Brief Review on Sonoluminescence --- p.3 / Chapter 2.1 --- History of SL --- p.3 / Chapter 2.2 --- Experimental conditions and observations --- p.3 / Chapter 2.3 --- Theoretical results --- p.6 / Chapter 3 --- Normal Modes of EM Fields in Spherical Geometry --- p.12 / Chapter 3.1 --- Maxwell's Equations in Vacuum --- p.12 / Chapter 3.2 --- Normal Modes in Spherical Geometry --- p.13 / Chapter 3.2.1 --- Normal Modes in Homogeneous Dielectric Medium --- p.14 / Chapter 3.2.2 --- A Dielectric Sphere Embedded in an Ambient Dielelctric Medium --- p.17 / Chapter 3.2.3 --- Generalization to Layered Spheres --- p.18 / Chapter 4 --- Quantization of EM field and Field-atom Interaction --- p.21 / Chapter 4.1 --- Introduction --- p.21 / Chapter 4.2 --- Quantization of the EM fields --- p.22 / Chapter 4.3 --- Physical Interpretations --- p.24 / Chapter 4.4 --- Dipole Transition Rate in a Dielectric Medium --- p.26 / Chapter 4.5 --- Radiation rate of a dipole inside and outside a homogeneous sphere --- p.28 / Chapter 4.6 --- Summary --- p.45 / Chapter 5 --- SL Models as Layered Spheres --- p.49 / Chapter 5.1 --- Motivation of the Layered Sphere Model --- p.49 / Chapter 5.2 --- A small core and a thick outer layer --- p.50 / Chapter 5.3 --- A large core and a thin outer layer --- p.62 / Chapter 5.4 --- Summary --- p.68 / Chapter 6 --- Realistic Model from Numerical Hydro dynamic simulations --- p.70 / Chapter 6.1 --- The Model --- p.70 / Chapter 6.2 --- Results from Numerical Simulations --- p.73 / Chapter 6.3 --- Summary --- p.79 / Chapter 7 --- Conclusion --- p.81
10

Thermal radiation in single-bubble sonoluminescence. / 單泡聲致發光的熱輻射 / Thermal radiation in single-bubble sonoluminescence. / Dan pao sheng zhi fa guang de re fu she

January 2004 (has links)
Tse Wang Kong = 單泡聲致發光的熱輻射 / 謝宏岡. / Thesis submitted in: July 2003. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2004. / Includes bibliographical references (leaves 110-114). / Text in English; abstracts in English and Chinese. / Tse Wang Kong = Dan pao sheng zhi fa guang de re fu she / Xie Honggang. / Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- General review of sonoluminescence --- p.1 / Chapter 1.2 --- Thermal light emission models --- p.3 / Chapter 1.3 --- Motivation and structure of this thesis --- p.7 / Chapter 2 --- "Bubble-wall Dynamics, Hydrodynamics and Ionization" --- p.9 / Chapter 2.1 --- Uniform bubble model --- p.9 / Chapter 2.1.1 --- Bubble-wall dynamics --- p.9 / Chapter 2.1.2 --- Equation of state of the gas --- p.10 / Chapter 2.1.3 --- Temperature dynamics --- p.11 / Chapter 2.1.4 --- Ionization --- p.12 / Chapter 2.2 --- Computational fluid mechanics model --- p.13 / Chapter 2.2.1 --- Bubble-wall dynamics --- p.13 / Chapter 2.2.2 --- Hydrodynamics of the gas --- p.15 / Chapter 2.2.3 --- Equation of State of the gas --- p.16 / Chapter 2.2.4 --- Energy equation in the liquid --- p.17 / Chapter 3 --- Thermal Radiation --- p.18 / Chapter 3.1 --- Thermal electromagnetic fields --- p.20 / Chapter 3.2 --- Generalized Kirchhoff's law --- p.22 / Chapter 3.3 --- Thermal radiation from an absorbing object --- p.24 / Chapter 3.4 --- Application to a slab --- p.26 / Chapter 3.5 --- Application to a multilayered configuration --- p.29 / Chapter 4 --- Absorption in a Multilayered Dielectric Sphere --- p.31 / Chapter 4.1 --- Absorption cross-section for weakly absorbing sphere --- p.31 / Chapter 4.2 --- Absorption cross-section for strongly absorbing sphere --- p.33 / Chapter 4.3 --- Transfer matrix method --- p.33 / Chapter 4.4 --- Calculation of the absorption cross-section --- p.39 / Chapter 5 --- Collision Processes in a SL Bubble --- p.40 / Chapter 5.1 --- Electron-ion Bremsstrahlung --- p.41 / Chapter 5.2 --- Electron-ion Recombination --- p.43 / Chapter 5.3 --- Electron-atom Bremsstrahlung --- p.43 / Chapter 5.4 --- Effective Collision Frequency for a Maxwellian Plasma --- p.44 / Chapter 6 --- Light Emission Models for a Sonoluminescing Bubble --- p.47 / Chapter 6.1 --- The geometric optics model --- p.47 / Chapter 6.2 --- The wave optics model --- p.48 / Chapter 7 --- Thermal radiation from sonoluminescing bubbles --- p.50 / Chapter 8 --- Effect of the light emission model --- p.53 / Chapter 9 --- A more sophisticated model for collision processes --- p.58 / Chapter 10 --- Effect of bubble temperature and water temperature --- p.65 / Chapter 10.1 --- Effect of bubble temperature --- p.65 / Chapter 10.2 --- Effect of water temperature --- p.68 / Chapter 11 --- A more sophisticated hydro dynamic model --- p.70 / Chapter 12 --- Degree of Strong Coupling and Summary --- p.94 / Chapter 13 --- Conclusion --- p.98 / Chapter 13.1 --- Summary --- p.98 / Chapter 13.2 --- Suggestions for future work --- p.101 / Chapter A --- Proof of the Reciprocity Theorem --- p.103 / Chapter B --- Vector Spherical Harmonics --- p.105 / Chapter C --- Collision frequencies and absorption coefficients --- p.107 / Bibliography --- p.110

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