Adjoint-state traveltime tomography for azimuthally anisotropic media in spherical coordinates

• Main Authors: Chen, Jing, Chen, Guoxu, Nagaso, Masaru, Tong, Ping
• Other Authors: School of Physical and Mathematical Sciences
• Format: Article
• Language: English
• Published: 2023
• Subjects: Science::Geology; Inverse Theory; Numerical Solutions
• Online Access: https://hdl.handle.net/10356/171504
• Institution: Nanyang Technological University

Tong has proposed an adjoint-state traveltime tomography method to determine velocity heterogeneity and azimuthal anisotropy. This method, however, ignores the Earth's curvature when deriving the eikonal equation for azimuthally anisotropic media. Thus, further coordinate transformation or appr...