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A shear-wave velocity model for the Scandinavian lithosphere from Rayleigh waves and ambient noise - Implications for the origin of the topography of the Scandes mountain range
Tectonophysics ( IF 2.7 ) Pub Date : 2022-07-26 , DOI: 10.1016/j.tecto.2022.229507
Alexandra Mauerberger , Hamzeh Sadeghisorkhani , Valérie Maupin , Ólafur Gudmundsson , Frederik Tilmann

We present a new 3D shear-wave velocity model and Moho map of Scandinavia, which is based on the inversion of the merged phase dispersion curves from ambient noise and earthquake-generated Rayleigh waves. A classic two step inversion scheme is used where first maps of phase velocities at different periods are derived, and then a 1D transdimensional Bayesian method is applied to determine the -depth structure. We assess the question of what compensates for the unusual high Scandes mountains and aim to identify the different tectonic domains of the adjacent continental lithosphere (Baltic Shield).

中文翻译:

来自瑞利波和环境噪声的斯堪的纳维亚岩石圈的剪切波速度模型 - 对斯堪的纳维亚山脉地形起源的影响

我们提出了一种新的斯堪的纳维亚半岛 3D 剪切波速度模型和莫霍面图,它基于环境噪声和地震产生的瑞利波的合并相位色散曲线的反演。使用经典的两步反演方案,首先导出不同周期的相速度图,然后应用一维跨维贝叶斯方法来确定深度结构。我们评估了如何补偿异常高的斯坎德山脉的问题,并旨在确定邻近大陆岩石圈(波罗的海地盾)的不同构造域。
更新日期:2022-07-26
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