Results 11 to 20 of about 8,906,254 (306)

Seismic efficiency of self-centering braced frame under near-field pulse-like ground motions [PDF]

open access: yesمجله مدل سازی در مهندسی, 2018
This research investigates the efficiency of the self-centering steel braced frame equipped with replaceable yielding fuses and post-tensioning cables subjected to far-field records and near-field pulse-like ground motions.
نوید رهگذر   +2 more
doaj   +1 more source

Self-centering seismic-resistant structures: Historical overview and state-of-the-art

open access: yesEarthquake spectra, 2021
This state-of-the-art review provides an overview of the evolution of self-centering structures from early historical structures that inherently exhibited a recentering response to modern systems engineered for enhanced seismic resilience. From the early
C. Zhong, C. Christopoulos
semanticscholar   +1 more source

Dual-Objective Control of Maximum and Residual Drift Ratios of Super-Tall Buildings Based on Self-Centering Energy Dissipation Outriggers

open access: yesFrontiers in Materials, 2022
It is critical to ensure the seismic resilience of super-tall buildings using high performance materials. The seismic resilience of these buildings can be enhanced by simultaneously controlling the maximum and residual inter-story drift ratios.
Linlin Xie   +8 more
doaj   +1 more source

Inelastic displacement ratio for rocking buildings subjected to far-field and near-field pulse-like ground motions [PDF]

open access: yesJournal of Structural and Construction Engineering, 2019
Self centering rocking buildings are capable of reducing permanent damage and concentrating damage to replaceable energy dissipation devices. This paper aims to calculate inelastic displacement ratio for self centering rocking buildings under far field ...
Navid Rahgozar   +1 more
doaj   +1 more source

Self-Centering in Cytoplasmic Fragments of Melanophores [PDF]

open access: yesMolecular Biology of the Cell, 1998
The radial array of cytoplasmic microtubules (MTs) provides routes for intracellular transport and defines spatial organization of cytoplasm through interaction with molecular motors bound to membrane organelles (Kellogg et al., 1994 ; Hirokawa, 1998 ). The array is believed to be organized by the centrosome, which is capable of nucleating MTs.
V I, Rodionov, G G, Borisy
openaire   +2 more sources

Self-Centering Steel Frame Systems for Seismic-Resistant Structures

open access: yesAdvances in Civil Engineering, 2020
This paper introduces a review of self-centering steel frame systems for seismic-resistant structures. The components and basic mechanisms of the developing posttensioned connections and self-centering braces are briefly introduced.
Lihua Zhu, Cheng Zhao
doaj   +1 more source

Mechanical Behaviors of a Buckling-Plate Self-Centering Friction Damper

open access: yesBuildings, 2023
In order to improve the resilience of structures subjected to strong earthquakes, a buckling-plate self-centering friction damper (BPSCFD) with low post-yielding stiffness is proposed, which consists of a group of post-buckling plates and a self ...
Qinting Wang   +3 more
doaj   +1 more source

A characterization for 2-self-centered graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2018
A Graph is called 2-self-centered if its diameter and radius both equal to 2. In this paper, we begin characterizing these graphs by characterizing edge-maximal 2-self-centered graphs via their complements. Then we split characterizing edge-minimal 2-self-centered graphs into two cases. First, we characterize edge-minimal 2-self-centered graphs without
Kamyar Mirzavaziri   +2 more
openaire   +4 more sources

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

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