Defining the boundary conditions for seismic response analysis—a practical review of some widely-used codes

A Chiaradonna - Geosciences, 2022 - mdpi.com
The first step for learning any calculation code for seismic response analysis is an adequate
understanding of how to properly set the boundary conditions and the properties of the soil …

Insights into the assessment and interpretation of earthquake-induced liquefaction in sands under different degrees of saturation

F Molina-Gómez, AV da Fonseca, C Ferreira… - Earth-Science …, 2024 - Elsevier
Earthquake-induced liquefaction is a prominent and impactful natural hazard responsible for
substantial economic losses worldwide. Hence, engineers and researchers are currently …

A new effective stress method for nonlinear site response analyses

G Chen, Y Wang, D Zhao, K Zhao… - … Engineering & Structural …, 2021 - Wiley Online Library
A generic loosely coupled effective stress method is presented in this article for one‐, two‐
and three‐dimensional (1D, 2D and 3D) nonlinear site response analyses. In this method …

Memory-enhanced plasticity modeling of sand behavior under undrained cyclic loading

H Liu, A Diambra, JA Abell, F Pisanò - Journal of Geotechnical and …, 2020 - ascelibrary.org
This work presents a critical state plasticity model for predicting the response of sands to
cyclic loading. The well-known bounding surface SANISAND framework by Dafalias and …

Experimental evidence of the effectiveness and applicability of colloidal nanosilica grouting for liquefaction mitigation

E Salvatore, G Modoni, MC Mascolo… - … of Geotechnical and …, 2020 - ascelibrary.org
The low viscosity and the ability to control solidification rate make colloidal nanosilica grout
an excellent ground-improvement solution which is functional for different engineering …

Excess pore water pressure generation in saturated sandy soils subjected to various cyclic stress paths

W Ma, Q Wu, G Zhang, G Chen, M Wang - Soil Dynamics and Earthquake …, 2023 - Elsevier
Excess pore water pressure (EPWP) plays an essential role in determining the cyclic
undrained behavior of saturated sandy soils. The influence of cyclic stress paths on the …

Seismic displacement of earth slopes incorporating co‐seismic accumulation of dynamic pore water pressure

J Ji, W Zhang, T Zhang, J Song - Earthquake Engineering & …, 2023 - Wiley Online Library
The earthquake‐induced displacement of sloping soil mass is an important indicator of co‐
seismic landslide initiation. In this paper, an improved Newmark displacement model that …

A numerical model for non-linear coupled analysis of the seismic response of liquefiable soils

G Tropeano, A Chiaradonna, A d'Onofrio… - Computers and …, 2019 - Elsevier
A simplified model to reproduce the pore pressure build-up until liquefaction under seismic
shear loads is implemented in a one-dimensional code for loosely coupled site response …

A simple procedure to calibrate a pore pressure energy-based model from in situ tests

L Mele, S Lirer, A Flora - Acta Geotechnica, 2023 - Springer
The simultaneous generation, dissipation and redistribution of excess pore pressures within
the layers of a soil deposit, due to a seismic event, can significantly modify the seismic …

[HTML][HTML] On the prediction of liquefaction resistance of unsaturated sands

L Mele, A Flora - Soil Dynamics and Earthquake Engineering, 2019 - Elsevier
The increasing interest in the undrained cyclic behaviour of unsaturated soils is justified by
the evidence of the beneficial effect of desaturation on liquefaction resistance and is thus …