Investigation of seismic wave attenuation properties in different rock formations using laboratory experiments and numerical modeling.

Thesis Abstract

Abstract
This thesis investigates the seismic wave attenuation properties in various rock formations through a combination of laboratory experiments and numerical modeling. Seismic wave attenuation, a crucial parameter in the field of geophysics, plays a significant role in understanding subsurface structures and properties. The study aims to enhance our understanding of how seismic waves interact with different types of rocks and how attenuation varies across these formations. The research methodology involves conducting laboratory experiments to measure the attenuation characteristics of different rock samples under controlled conditions. These experimental results are then compared and validated with numerical simulations using advanced modeling techniques. By integrating experimental data with numerical models, this study seeks to provide a comprehensive analysis of seismic wave attenuation in diverse rock formations. Chapter 1 introduces the research topic, providing background information on seismic wave attenuation and its importance in geophysics. The problem statement highlights the gaps in current knowledge regarding attenuation properties in different rock types, motivating the need for this study. The objectives of the research are outlined to guide the investigation, while limitations and scope define the boundaries of the study. The significance of the research is discussed, emphasizing its potential contributions to the field of geophysics. Lastly, the structure of the thesis and key definitions of terms are presented to provide a roadmap for the reader. Chapter 2 consists of a comprehensive literature review that synthesizes existing research on seismic wave attenuation in various rock formations. The review covers key concepts, methodologies, and findings from previous studies, providing a foundation for the current research. In Chapter 3, the research methodology is detailed, including the experimental setup for measuring seismic wave attenuation in rock samples. The numerical modeling approach is described, highlighting the software tools and techniques used to simulate wave propagation in different rock types. Data collection methods, experimental procedures, and model validation strategies are outlined to ensure the accuracy and reliability of the results. Chapter 4 presents the discussion of findings, analyzing the experimental and numerical results to compare and contrast the seismic wave attenuation properties across different rock formations. The implications of these findings are discussed in relation to subsurface characterization and seismic imaging applications. Chapter 5 concludes the thesis by summarizing the key findings, highlighting the contributions to the field of geophysics, and suggesting avenues for future research. The conclusions drawn from this study provide valuable insights into the seismic wave attenuation properties of diverse rock formations, advancing our understanding of subsurface dynamics and seismic imaging techniques. In conclusion, this thesis contributes to the ongoing research on seismic wave attenuation properties by investigating how different rock formations influence wave propagation characteristics. By combining laboratory experiments with numerical modeling, this study offers a comprehensive analysis that enhances our knowledge of subsurface structures and seismic behavior.