A deep learning approach for autonomous compression damage identification in fiber-reinforced concrete using piezoelectric lead zirconate titanate transducers

GM Sapidis, I Kansizoglou, MC Naoum… - Sensors, 2024 - mdpi.com
Effective damage identification is paramount to evaluating safety conditions and preventing
catastrophic failures of concrete structures. Although various methods have been introduced …

[HTML][HTML] Efficacy of PZT Sensors Network Different Configurations in Damage Detection of Fiber-Reinforced Concrete Prisms under Repeated Loading

MC Naoum, NA Papadopoulos, GM Sapidis… - Sensors, 2024 - mdpi.com
Real-time structural health monitoring (SHM) and accurate diagnosis of imminent damage
are critical to ensure the structural safety of conventional reinforced concrete (RC) and fiber …

[HTML][HTML] A statistical volume element-based procedure for the prediction of the mechanical and electrical response of an epoxy-PZT self-sensing layer for application in …

M Gulino, A Zucchelli, A Pirondi, T Brugo - Composites Science and …, 2024 - Elsevier
Abstract Structural Health Monitoring (SHM) techniques are being developed to
continuously oversee defects in composite structures. Within this context, research is …

[HTML][HTML] Advanced Structural Monitoring Technologies in Assessing the Performance of Retrofitted Reinforced Concrete Elements

MC Naoum, NA Papadopoulos, GM Sapidis… - Applied Sciences, 2024 - mdpi.com
Climate change induces extreme effects with lower-than-designed restoration periods,
imposing the necessity of strengthening the structural integrity of existing and mainly older …

[HTML][HTML] A Novel Approach to Monitoring the Performance of Carbon-Fiber-Reinforced Polymer Retrofitting in Reinforced Concrete Beam–Column Joints

GM Sapidis, MC Naoum, NA Papadopoulos, E Golias… - Applied Sciences, 2024 - mdpi.com
Due to insufficient transverse reinforcement, the retrofitting of beam–column joints (BCJs) in
existing reinforced concrete (RC) frame structures is commonly required to alter their brittle …

Enhancement of PZT-based damage detection in real-scale post-tensioned anchorage under ambient conditions

NL Dang, ND Hoang, MP Truong, QQ Pham… - … of Constructional Steel …, 2024 - Elsevier
Varying ambient temperature significantly affects electromechanical (EM) impedance
responses of PZT sensors, leading to inaccurate damage detection results. In this study, we …

Advanced Structural Technologies Implementation in Designing and Constructing RC Elements with C-FRP Bars, Protected Through SHM Assessment

GM Angeli, MC Naoum, NA Papadopoulos… - Fibers, 2024 - search.proquest.com
The need to strengthen the existing reinforced concrete (RC) elements is becoming
increasingly crucial for modern cities as they strive to develop resilient and sustainable …

Hysteresis Behavior of RC Beam–Column Joints of Existing Substandard RC Structures Subjected to Seismic Loading–Experimental and Analytical Investigation

G Kalogeropoulos, AD Tsonos, P Iakovidis - Buildings, 2024 - mdpi.com
Four exterior reinforced concrete beam–column joint subassemblages with poor
reinforcement details and low-quality materials were constructed and subjected to cyclic …

Resilient and Sustainable Structures through EMI-Based SHM Evaluation of an Innovative C-FRP Rope Strengthening Technique

NA Papadopoulos, MC Naoum, GM Sapidis… - Applied …, 2024 - mdpi.com
Reinforced Concrete (RC) members in existing RC structures are susceptible to shear-
critical due to their under-reinforced design. Thus, implementing a retrofitting technique is …

Parametric investigation on behaviors of eccentric RC exterior and interior beam-column subassemblies

MA Abdel-Latif, EM Soliman, W Sumelka… - … Based Design of …, 2024 - Taylor & Francis
Beam-column joints' behavior is a key research focus due to their critical role in maintaining
structural integrity and safety during earthquakes. While concentric joints have been …