Results 21 to 30 of about 3,054,586 (305)

Numerical study of the self-centering prestressed concrete pier with external energy dissipators [PDF]

open access: yesMATEC Web of Conferences, 2019
A novel self-centering prestressed concrete (SCPC) pier with external energy dissipators (EDs) has been recently proposed to minimize the structural damage and residual deformations, and enhance the corrosion-resistant capability.
Song Lianglong   +3 more
doaj   +1 more source

Proposal for seismic design coefficients for rocking steel braced frame [PDF]

open access: yesJournal of Structural and Construction Engineering, 2019
Rocking steel braced frames are capable of reducing seismic damage through directing damage in energy dissipation elements. This paper quantifies seismic design factors for the controlled rocking self-centering braced frame including response ...
Navid Rahgozar, Abdolreza S Moghadam
doaj   +1 more source

Seismic Fragility Analysis of Existing RC Frame Structures Strengthened with the External Self-Centering Substructure

open access: yesBuildings, 2023
Based on a practical engineering case of seismic strengthening, this paper used the enlarging cross-section method and an external self-centering substructure to improve the seismic performance and seismic resilience of existing frame structures.
Weiheng Liu   +5 more
doaj   +1 more source

Fire response of self-centering concrete joint and their post-fire seismic performance

open access: yes, 2023
Self-centering joints always show good seismic performance and self-centering capacity. However, there is rare study on fire response of self-centering joint.
Lingzhi Li (1758493)   +2 more
core   +1 more source

Cyclic load tests and finite element modeling of self-centering hollow-core FRP-concrete-steel bridge columns

open access: yesAlexandria Engineering Journal, 2023
This paper presents experimental and numerical investigations of the seismic performance of a novel self-centering (SC) hollow-core (HC) fiber-reinforced polymer (FRP)-concrete-steel (SC-HC-FCS) bridge column. This new structure is fabricated by mounting
Xin Shi   +3 more
doaj   +1 more source

Self-centered memories: The reminiscence bump and the self [PDF]

open access: yesMemory & Cognition, 2008
The self-memory relationship is thought to be bidirectional, in such a way that memories provide context for the self, and equally, the self exercises control over retrieval (Conway, 2005). Autobiographical memories are not distributed equally across the life span; instead, memories peak between ages 10 and 30. This reminiscence bump has been suggested
Clare J, Rathbone   +2 more
openaire   +2 more sources

Seismic performance of self-centering hybrid coupled wall systems: Preliminary assessments [PDF]

open access: yes, 2022
Hybrid Coupled Wall (HCW) systems consist of reinforced concrete walls connected with steel coupling beams. HCWs benefit from the superior lateral stiffness of the reinforced concrete walls, while the coupling mechanism reduces the moment demand at the ...
Farahi, M, Freddi, F, Latour, M
core   +2 more sources

New technique for self-centering shear keys in highway bridges

open access: yes, 2022
Shear keys are elements in bridges designed to prevent or limit transverse unseating, rotation, and/or collapse of the superstructure responding to strong-intensity earthquake input ground motion, as well as to absorb breaking and various self ...
Wilches, J.   +4 more
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Rocking Response Analysis of Self-Centering Walls under Ground Excitations

open access: yes, 2018
This paper presents a numerical procedure to simulate the rocking response of self-centering walls under ground excitations. To this aim, the equations of motion that govern the dynamic response of self-centering walls are first formulated and then ...
Qinwang Lu, Yang Yang, Xiaobin Hu
core   +1 more source

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