[HTML][HTML] Phase field cohesive zone modeling for fatigue crack propagation in quasi-brittle materials

A Baktheer, E Martínez-Pañeda, F Aldakheel - Computer Methods in …, 2024 - Elsevier
The phase field method has gathered significant attention in the past decade due to its
versatile applications in engineering contexts, including fatigue crack propagation modeling …

Stress configuration‐based classification of current research on fatigue of reinforced and prestressed concrete

A Baktheer, C Goralski, J Hegger… - Structural …, 2024 - Wiley Online Library
The limited understanding of the fatigue behavior of reinforced and prestressed concrete
members is one of the reasons why many structures do not reach their expected service life …

Monitoring concept for the propagation of compressive fatigue in externally prestressed concrete beams using digital image correlation and fiber optic sensors

H Becks, A Baktheer, S Marx, M Classen… - Fatigue & Fracture of …, 2023 - Wiley Online Library
The fatigue of concrete has been the subject of research for many years, and yet, there are
still open questions. In particular, the fatigue‐induced damage evolution accompanied by a …

Fracture mechanics based interpretation of the load sequence effect in the flexural fatigue behavior of concrete using digital image correlation

A Baktheer, H Becks - Construction and Building Materials, 2021 - Elsevier
For a reliable and economical design of concrete structures subjected to fatigue loading, a
comprehensive understanding and realistic prediction of concrete fatigue life under complex …

[HTML][HTML] New insights into the load sequence effect: Experimental characterization and incremental modeling of plain high-strength concrete under mode II fatigue …

H Becks, M Classen - International Journal of Fatigue, 2024 - Elsevier
Reinforced concrete (RC) infrastructure typically endures repeated subcritical loading
throughout its operational lifespan, potentially compromising structural integrity. A realistic …

Fatigue‐induced stress redistribution in prestressed concrete beams modeled using the constitutive hypothesis of inter‐aggregate degradation

A Baktheer, S Esfandiari, M Aguilar… - Fatigue & Fracture of …, 2024 - Wiley Online Library
Despite of intensive research on concrete fatigue, the transfer of fatigue characteristics
determined at the material level to the structural level remains a challenging issue. In this …

A novel methodology for estimating damage evolution and energy dissipation for steel fiber reinforced concrete under flexural fatigue loading

VM de Alencar Monteiro, DCT Cardoso… - International Journal of …, 2023 - Elsevier
The present research proposes a novel methodology for estimating mechanical degradation
for steel fiber reinforced concrete. An experimental campaign was carried out in order to …

Characterization of high-strength concrete under monotonic and fatigue mode II loading with actively controlled level of lateral compression

H Becks, M Aguilar, R Chudoba, M Classen - Materials and Structures, 2022 - Springer
The fatigue behavior of plain concrete has been studied for decades, usually under
compressive or tensile loading. Shear loading (mode II) has been almost completely …

[HTML][HTML] Mode II behavior of high-strength concrete under monotonic, cyclic and fatigue loading

H Becks, M Classen - Materials, 2021 - mdpi.com
An economically efficient yet safe design of concrete structures under high-cycle fatigue
loading is a rather complex task. One of the main reasons is the insufficient understanding of …

Concrete splitting and tip-bearing effect in the bond of anchored bars tested under fatigue loading in the push-in mode: An experimental investigation

A Baktheer, H Spartali, R Chudoba, J Hegger - Materials and Structures, 2022 - Springer
The load scenario with a compressive force applied to an anchored bar (push-in mode) has
not been sufficiently addressed so far with reference to fatigue, since most of the studies …