Dissertations, Theses, and Capstone Projects
Date of Degree
6-2025
Document Type
Doctoral Dissertation
Degree Name
Doctor of Philosophy
Program
Physics
Advisor
Sriram Ganeshan
Committee Members
Alexander Abanov
Vadim Oganesyan
Vinod Menon
Vladimir Rosenhaus
Subject Categories
Condensed Matter Physics | Fluid Dynamics | Optics | Statistical, Nonlinear, and Soft Matter Physics
Keywords
parity-breaking, fluids, nonlinear-dynamics, wave-turbulence, polariton
Abstract
This thesis explores parity-breaking mechanisms, nonlinear wave phenomena, and localization transitions across different physical contexts. First, we examine modulation instability in parity-breaking systems, deriving modified nonlinear Schr¨odinger equations that reveal direction dependent instabilities. Next, we investigate wave turbulence, demonstrating numerically that parity-breaking dispersion significantly alters turbulent cascades and modifies their statistical properties. Lastly, we analyze localization in quasiperiodic tight- binding model based on polariton condensate lattice. Collectively, these studies illustrate the universal role of symmetries and nonlinear interactions in shaping macroscopic behaviors, facilitating interdisciplinary insights.
Recommended Citation
Srivastava, Sudheesh, "Nonlinear Physics of Parity-Broken Fluids" (2025). CUNY Academic Works.
https://academicworks.cuny.edu/gc_etds/6223
Included in
Condensed Matter Physics Commons, Fluid Dynamics Commons, Optics Commons, Statistical, Nonlinear, and Soft Matter Physics Commons
