on March 29, 2024
DC component in Hilbert transform concept for seismic data
SeismicIntroduction to the Hilbert Transform in Seismic Data Analysis The Hilbert transform is a fundamental tool in seismic data analysis that plays an important role in various applications, including seismic attribute extraction, seismic signal processing, and seismic inversion. It is a mathematical operator that introduces a 90-degree phase shift into a time-domain signal, effectively separating
on March 27, 2024
Unveiling the Depths: Exploring the Fundamentals of Petrophysics in Seismic Earth Science
SeismicIntroduction to Basic Petrophysics Petrophysics is a major discipline within the field of geophysics that focuses on the study and interpretation of the physical properties of rocks and their fluids in the subsurface. This branch of science plays a fundamental role in various applications, including oil and gas exploration, reservoir characterization, and geological engineering. By
on March 16, 2024
Efficient Conversion of SEG-D Data to SU Format Using Seismic Unix: Streamlining Seismic Data Processing in Earth Science
SeismicConversion of SEG-D data to SU format with Seismic Unix Seismic data plays a critical role in exploring and understanding the Earth’s subsurface. However, seismic data is often stored in different formats, making it difficult to process and analyze. One format commonly used in the industry is the SEG-D format, which is a binary file
on March 5, 2024
Unraveling the Rumbles: Decoding the Distinctions Between Landslide Waves and Earthquake Waves
Seismic1. Getting Started Landslides and earthquakes are two natural hazards that can cause significant damage and loss of life. Although they are distinct phenomena, they can sometimes be related, as landslides can be triggered by earthquakes. Both events generate waves that propagate through the earth, but there are fundamental differences between the waves generated by
on February 18, 2024
Unveiling the Secrets of Love-Wave Propagation: Exploring Earth’s Seismic Rhythms
SeismicThe Phenomenon of Love Wave Propagation in Seismic Science Seismic waves are the vibrations that travel through the earth’s layers and are generated by various natural and artificial processes. These waves provide valuable insights into the internal structure and composition of our planet. Among the different types of seismic waves, Love waves play an important
on February 14, 2024
Ensuring the Trustworthiness of High-Bandwidth Seismic Data Acquisition in Earth Science
SeismicGetting Started Seismic data acquisition plays a critical role in understanding the Earth’s subsurface structure and characterizing subsurface reservoirs. The reliability of seismic data is of paramount importance as it directly affects the quality and accuracy of subsurface imaging and interpretation. In recent years, there has been a growing trend toward the acquisition of high-bandwidth
on February 5, 2024
Comparing Near-Surface Investigations: Full-Waveform Inversion (FWI) vs. Multichannel Analysis of Surface Waves (MASW) in Seismic Earth Science
SeismicNear Surface Inspection: FWI vs. MASW When it comes to near-surface investigations in seismic and earth sciences, two widely used and effective methods are Full-Waveform Inversion (FWI) and Multichannel Analysis of Surface Waves (MASW). Both techniques provide valuable insight into subsurface properties, but they use different approaches and have distinct advantages and limitations. Understanding the
on February 4, 2024
Travel Times for Seismic Wave Types – Why reflected t-x plot curves
SeismicUnderstand travel times for seismic wave types: Exploring Reflected t-x Plot Curves Seismic waves play a critical role in understanding the structure and composition of the Earth’s interior. These waves, generated by earthquakes or artificially induced vibrations, provide valuable insights into the subsurface layers and help geoscientists unravel the mysteries hidden beneath our feet. One
on February 1, 2024
Advancing Seismic Imaging: Harnessing SBP-SAT for Reverse Time Migration of Wave Equation PDE in Earth Science
SeismicReverse time migration for wave equation PDE using SBP-SAT Reverse Time Migration (RTM) is a powerful seismic imaging technique widely used in exploration geophysics. It is used to create high-resolution images of subsurface structures by solving the wave equation Partial Differential Equation (PDE) backwards in time. This process involves the propagation of seismic waves from
on January 25, 2024
Unveiling the Enigma: Exploring the Slower Wave Speed in Seismic Phenomena
SeismicThe Concept of Wave Velocity in Seismic and Earth Science Wave velocity is a fundamental concept in seismic and earth science. It plays a critical role in understanding the propagation of waves through various media, including solids, liquids, and gases. When analyzing seismic waves, it is important to recognize that the wave speed can vary