Experimental tests and numerical modeling of full-scale unbonded fiber reinforced elastomeric isolators (UFREIs) under bidirectional excitation

D De Domenico, D Losanno, N Vaiana - Engineering structures, 2023 - Elsevier
Unbonded fiber reinforced elastomeric isolators (UFREIs) can be used for the seismic
protection of structures as a lower-cost alternative to conventional laminated rubber …

State of the art of seismic protection technologies for non-engineered buildings (N-EBs) in develo** regions of the world

S Galano, A Calabrese - Journal of Earthquake Engineering, 2023 - Taylor & Francis
On a global scale, most earthquake casualties are the result of non-engineered buildings (N-
EBs) collapsing in develo** regions of the world. This is because develo** countries …

Experimental testing of full-scale fiber reinforced elastomeric isolators (FREIs) in unbounded configuration

D Losanno, D De Domenico, IE Madera-Sierra - Engineering Structures, 2022 - Elsevier
Fiber reinforced elastomeric isolators (FREIs) have shown to be a promising option as an
alternative to classical steel reinforced elastomeric isolators (SREIs). Previous investigations …

Seismic fragility assessment of geotechnical seismic isolation (GSI) for bridge configuration

D Forcellini, S Alzabeebee - Bulletin of Earthquake Engineering, 2023 - Springer
The seismic vulnerability of bridges may be reduced by the application of Geotechnical
Seismic Isolation (GSI) below the foundations of the columns and the abutments. However …

Experimental parametric study and phenomenological modeling of a deformable rolling seismic isolator

AA Katsamakas, MF Vassiliou - Journal of Earthquake Engineering, 2023 - Taylor & Francis
This paper presents an extensive experimental study of a low-cost, high-performance
seismic isolator comprising a deformable sphere rolling on concrete surfaces. Polyurethane …

Numerical modeling and experimental validation of Sliding-LRBs considering hysteretic strength degradation

W Zheng, H Wang, P Tan, J Li, Y Liu - Engineering Structures, 2022 - Elsevier
To investigate the refined hysteretic response of the Sliding-LRB subjected to cyclic
loadings, an advanced numerical model with HSD is developed based on the OpenSees …

Definition and validation of fast design procedures for seismic isolation systems

M Furinghetti - Vibration, 2022 - mdpi.com
The research on traditional and innovative seismic isolation techniques has grown
significantly in recent years, thanks to both experimental and numerical campaigns. As a …

[HTML][HTML] Experimental investigation of a spherical rubber isolator for use in low income countries

AA Katsamakas, G Belser, MF Vassiliou… - Engineering Structures, 2022 - Elsevier
This paper presents an experimental study of a low-cost seismic isolator that can be used for
the protection of low-rise houses in low-income countries. The isolator is based on rolling of …

Dynamic properties of polyurethane from resonant column tests for numerical GSI study

MPA Gatto, V Lentini, L Montrasio - Bulletin of Earthquake Engineering, 2023 - Springer
The paper focuses on the detailed analysis of the dynamic characterisation of polyurethane
to evaluate the effects of polyurethane injections into soil with the aim of geotechnical …

Shaking table investigation of a low-cost and sustainable timber-based energy dissipation system with recentering ability

A Tsiavos, D Kolyfetis, G Panzarasa, I Burgert… - Bulletin of Earthquake …, 2023 - Springer
The aim of this paper is to demonstrate the efficiency of a low-cost and sustainable timber-
based energy dissipation system with recentering ability, which can be used as a seismic …