Outputs (27)

Bond behaviour of multi-ply steel reinforced grout composites (2021)
Journal Article
Thermou, G. E., De Santis, S., de Felice, G., Alotaibi, S., Roscini, F., Hajirasouliha, I., & Guadagnini, M. (2021). Bond behaviour of multi-ply steel reinforced grout composites. Construction and Building Materials, 305, Article 124750. https://doi.org/10.1016/j.conbuildmat.2021.124750

This paper presents an experimental investigation on Steel Reinforced Grout (SRG) systems comprising multiple layers of galvanized UHTSS textiles, with either 4 or 8 cords/in density, embedded within a geopolymer mortar. Lap-splice tests and single-l... Read More about Bond behaviour of multi-ply steel reinforced grout composites.

Structural performance of RC columns retrofitted with steel-reinforced grout jackets under combined axial and lateral loading (2021)
Journal Article
Thermou, G. E., Papanikolaou, V. K., & Hajirasouliha, I. (2021). Structural performance of RC columns retrofitted with steel-reinforced grout jackets under combined axial and lateral loading. Engineering Structures, 245, Article 112946. https://doi.org/10.1016/j.engstruct.2021.112946

The effectiveness of steel-reinforced grout (SRG) jacketing in improving the structural performance of deficient reinforced concrete (RC) columns is experimentally investigated in this study. Four full-scale cantilever columns were designed following... Read More about Structural performance of RC columns retrofitted with steel-reinforced grout jackets under combined axial and lateral loading.

A FEM-based model to study the behavior of SRG-strengthened R/C beams (2021)
Journal Article
Katsamakas, A. A., Papanikolaou, V. K., & Thermou, G. E. (2021). A FEM-based model to study the behavior of SRG-strengthened R/C beams. Composite Structures, 266, 113796. https://doi.org/10.1016/j.compstruct.2021.113796

In this paper, a new time‐effective modeling approach is proposed for predicting the response of shear‐deficient reinforced concrete (R/C) beams strengthened with steel‐reinforced grout (SRG) jackets. Solid finite elements are utilized for concrete... Read More about A FEM-based model to study the behavior of SRG-strengthened R/C beams.

Steel-Reinforced Grout (SRG) Strengthening of Shear-Critical RC Beams (2019)
Journal Article
Thermou, G., Papanikolaou, V., Lioupis, C., & Hajirasouliha, I. (2019). Steel-Reinforced Grout (SRG) Strengthening of Shear-Critical RC Beams. Construction and Building Materials, 216, 68-83. https://doi.org/10.1016/j.conbuildmat.2019.04.259

This paper investigates the effectiveness of Steel-Reinforced Grout (SRG) jackets to strengthen shear critical reinforced concrete (RC) beams. Eleven RC beams were tested in three-point bending. Key parameters of investigation were the strengthening... Read More about Steel-Reinforced Grout (SRG) Strengthening of Shear-Critical RC Beams.

Compressive behaviour of concrete columns confined with steel-reinforced grout jackets (2017)
Journal Article
Thermou, G. E., & Hajirasouliha, I. (2018). Compressive behaviour of concrete columns confined with steel-reinforced grout jackets. Composites Part B: Engineering, 138, 222-231. https://doi.org/10.1016/j.compositesb.2017.11.041

This paper investigates the compressive strength of concrete columns confined with a new jacketing system using high strength steel reinforced fabrics embedded in an inorganic matrix (SRG). A comprehensive experimental programme was conducted on 52 c... Read More about Compressive behaviour of concrete columns confined with steel-reinforced grout jackets.

Experimental investigation of substandard RC columns confined with SRG jackets under compression (2017)
Journal Article
Thermou, G. E., Katakalos, K., & Manos, G. (2018). Experimental investigation of substandard RC columns confined with SRG jackets under compression. Composite Structures, 184, 56-65. https://doi.org/10.1016/j.compstruct.2017.09.082

This paper aims to explore the behaviour of substandard reinforced concrete (RC) columns confined with Steel-Reinforced Grout (SRG) jackets under monotonically increasing uniaxial compression. A total of 24 specimens of short RC columns of square cro... Read More about Experimental investigation of substandard RC columns confined with SRG jackets under compression.

Behaviour of rehabilitated RC beams with self-compacting concrete jacketing – Analytical model and test results (2014)
Journal Article
Chalioris, C. E., Thermou, G. E., & Pantazopoulou, S. J. (2014). Behaviour of rehabilitated RC beams with self-compacting concrete jacketing – Analytical model and test results. Construction and Building Materials, 55, 257-273. https://doi.org/10.1016/j.conbuildmat.2014.01.031

The use of thin reinforced self-compacting concrete jackets as a method to repair and strengthen under-designed flexural concrete members is investigated by means of experimental and analytical studies. The experimental component comprises 20 beam te... Read More about Behaviour of rehabilitated RC beams with self-compacting concrete jacketing – Analytical model and test results.

Concrete confinement with steel-reinforced grout jackets (2014)
Journal Article
Thermou, G. E., Katakalos, K., & Manos, G. (2015). Concrete confinement with steel-reinforced grout jackets. Materials and Structures, 48(5), 1355-1376. https://doi.org/10.1617/s11527-013-0239-6

The potential of steel fiber reinforced jackets combined with inorganic matrix (cementitious grout matrix) as an alternative strengthening system to fiber-reinforced polymer (FRP) jackets was investigated experimentally in the current study. For this... Read More about Concrete confinement with steel-reinforced grout jackets.

Retrofit Yield Spectra–a practical device in seismic rehabilitation (2012)
Journal Article
Thermou, G., Elnashai, A., & Pantazopoulou, S. (2012). Retrofit Yield Spectra–a practical device in seismic rehabilitation. Earthquakes and Structures, 3(2), 141-168. https://doi.org/10.12989/eas.2012.3.2.141

The Retrofit Yield Spectrum (RYS) is a new spectrum-based device that relates seismic demand of a retrofitted structure with the fundamental design parameters of the retrofit. This is obtained from superposition of Yield Point Spectra with design cha... Read More about Retrofit Yield Spectra–a practical device in seismic rehabilitation.

Global Interventions for Seismic Upgrading of Substandard RC Buildings (2011)
Journal Article
Thermou, G. E., Pantazopoulou, S. J., & Elnashai, A. S. (2012). Global Interventions for Seismic Upgrading of Substandard RC Buildings. Journal of Structural Engineering, 138(3), 387-401. https://doi.org/10.1061/%28asce%29st.1943-541x.0000474

A methodology is developed in this paper for the design and proportioning of interventions for seismic upgrading of substandard reinforced-concrete (RC) buildings. The retrofit approach is presented in the form of a simple design tool that aims towa... Read More about Global Interventions for Seismic Upgrading of Substandard RC Buildings.