Results 131 to 140 of about 532,176 (355)

A Structural Safety Analysis of Buildings During Construction [PDF]

open access: yes, 1981
The safety of steel buildings, constructed by the tier method, is evaluated. The probability of failure of steel frames supported on temporary connections is examined during the different stages of completion.
Ang, A.H-S., Karshenas, S.
core  

Triply‐Twinned Metamaterials: Unraveling the Mechanics and Failure Pathways Through High‐Resolution XCT

open access: yesAdvanced Materials, EarlyView.
Triply‐twinned architected lattices transform deformation from bending to stretching of struts, delivering up to threefold increases in stiffness and strength across polymeric and metallic systems. High‐resolution synchrotron XCT and image‐based simulations reveal how meta‐grain architecture, defects, and AM build orientation govern failure pathways ...
David McArthur   +7 more
wiley   +1 more source

Study on Dynamic Response and Progressive Collapse Resistance of Space Steel Frame Under Impact Load

open access: yesBuildings
The dynamic response of multi-story steel frames under impact loading exhibits a complex nonlinear behavior. This study develops a three-story, multi-scale spatial steel frame finite element model using ABAQUS 2023 software, and the contact algorithm and
Junling Jiang   +2 more
doaj   +1 more source

Earthquake behavior evaluation of R/C structures strengthened with steel bracings [PDF]

open access: yes, 2007
Çalışmada, çelik çapraz elemanlarla güçlendirilmiş betonarme yapıların deprem davranışları doğrusal olmayan analizler yardımıyla incelenmiştir. Betonarme yapıların güçlendirilmesi ile ilgili olarak farklı çaprazlama şekilleri uygulanmıştır.
Korkmaz, Kasım Armağan
core  

Synchronizing the Osteochondral Regeneration Process through Spatial Patterning of Stable and Hypertrophic Cartilage Organoids

open access: yesAdvanced Materials, EarlyView.
Zonated osteochondral assembloid implants are engineered through scaffold‐free spatial assembly of induced pluripotent stem cell (iPSC)‐derived chondrocyte organoids and periosteum‐derived osteogenic organoids. Implanted into full‐thickness rat osteochondral defects, they promote hyaline‐like cartilage repair, support subchondral bone formation with ...
Liuqi Peng   +3 more
wiley   +1 more source

Optimization of inclination angle of locking anchor pipe during excavation of upper and middle steps of deeply buried soft rock tunnels

open access: yesYantu gongcheng xuebao
In the initial support of soft rock tunnels, the combined support of steel frame and locking foot anchor pipe is an effective and economical support measure to control the deformation of surrounding rock of the tunnels.
DENG Xianghui 1, 2, HE Hailong 1, WANG Rui 1, 2, ZHANG Xuan 1, ZHAO Bangxuan 3, DING Xiao 1, 2
doaj   +1 more source

Seismic vulnerability analysis of steel buildings in Bogotá, Colombia [PDF]

open access: yes, 2012
A number of mid-height steel buildings have been erected recently in Bogotá. Their seismic risk might be high, given the new microzonation of Bogotá and the lack of previous studies; remarkably, the response reduction factors were commonly obtained from ...
López Almansa, Francisco   +1 more
core  

BEHAVIOR OF PREFABRICATED BEAM-COLUMN CONNECTION WITH SHORT STRANDS IN SELF-CENTERING STEEL FRAME [PDF]

open access: gold, 2019
Yanxia Zhang   +61 more
openalex   +1 more source

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