Seismic ground amplification by unlined tunnels subjected to vertically propagating SV and P waves using BEM

H Alielahi, M Kamalian, M Adampira - Soil Dynamics and Earthquake …, 2015 - Elsevier
Recent researches have revealed that the seismic ground response above tunnels can be
different from the free-field motion during earthquakes. Nevertheless, to the best of the …

Time-domain two-dimensional site response analysis of non-homogeneous topographic structures by a hybrid BE/FE method

M Kamalian, MK Jafari, A Sohrabi-bidar… - Soil Dynamics and …, 2006 - Elsevier
In this paper, an advanced formulation of the time-domain, two-dimensional hybrid finite
element–boundary element method (FEM/BEM) is presented, and applied to carry out site …

Transient analysis of wave propagation problems by half-plane BEM

M Panji, M Kamalian, JA Marnani… - Geophysical Journal …, 2013 - academic.oup.com
In this paper, a half-plane time-domain boundary element method (BEM) was presented for
analysing the 2-D scalar wave problems in a homogenous isotropic linear elastic medium …

A half-plane time-domain BEM for SH-wave scattering by a subsurface inclusion

M Panji, S Mojtabazadeh-Hasanlouei… - Computers & Geosciences, 2020 - Elsevier
A direct time-domain numerical approach named the half-plane boundary element method
is proposed based on the half-space Green's functions for seismic analysis of a …

A half-space TD-BEM model for a seismic corrugated orthotropic stratum

M Panji - Engineering Analysis with Boundary Elements, 2023 - Elsevier
In this paper, the model of a linear corrugated orthotropic stratum above a semi-infinite
substratum is elaborated by a half-space time-domain boundary element method (TD-BEM) …

Effect of twin-parallel tunnels on seismic ground response due to vertically in-plane waves

H Alielahi, M Adampira - International Journal of Rock Mechanics and …, 2016 - Elsevier
In this paper, the effects of two long unsupported parallel tunnels on the seismic response of
the ground surface are studied, using the boundary element method in the time-domain. The …

Amplification pattern of 2D semi‐sine‐shaped valleys subjected to vertically propagating incident waves

M Kamalian, B Gatmiri… - … in Numerical Methods …, 2007 - Wiley Online Library
This paper presents the preliminary results of an extensive numerical parametric study on
seismic behaviour of two‐dimensional semi‐sine‐shaped valleys subjected to vertically …

Seismic response of 2-D semi-sine shaped hills to vertically propagating incident waves: amplification patterns and engineering applications

M Kamalian, MK Jafari, A Sohrabi-Bidar… - Earthquake …, 2008 - journals.sagepub.com
This paper presents the most important results of an extensive numerical parametric study
on seismic behavior of two-dimensional semi-sine shaped hills subjected to vertically …

A BEM investigation on the influence of underground cavities on the seismic response of canyons

H Alielahi, M Kamalian, M Adampira - Acta Geotechnica, 2016 - Springer
Two-dimensional site effects caused by cavities under topographical functions can
considerably impact the seismic reaction of the ground surface. Due to the complexity of …

Seismic response of 3-D Gaussian-shaped valleys to vertically propagating incident waves

A Sohrabi-Bidar, M Kamalian… - Geophysical Journal …, 2010 - academic.oup.com
This paper presents the results of a numerical parametric study on the seismic behaviour of
3-D Gaussian-shaped valleys subjected to vertically propagating incident waves. The …