Results 21 to 30 of about 23,177 (159)

Crystallographic preferred orientations of ice deformed in direct-shear experiments at low temperatures [PDF]

open access: yesThe Cryosphere, 2019
Synthetic polycrystalline ice was sheared at temperatures of −5, −20 and −30 ∘C, to different shear strains, up to γ=2.6, equivalent to a maximum stretch of 2.94 (final line length is 2.94 times the original length).
C. Qi   +9 more
doaj   +1 more source

Ultrasonic and seismic constraints on crystallographic preferred orientations of the Priestley Glacier shear margin, Antarctica [PDF]

open access: yesThe Cryosphere, 2022
Crystallographic preferred orientations (CPOs) are particularly important in controlling the mechanical properties of glacial shear margins. Logistical and safety considerations often make direct sampling of shear margins difficult, and geophysical ...
F. Lutz   +10 more
doaj   +1 more source

Analysis of the Shear Capacity of Ultrahigh Performance Concrete Beams Based on the Modified Compression Field Theory

open access: yesAdvances in Materials Science and Engineering, 2021
An analysis model of the shear capacity of prestressed ultrahigh performance concrete (UHPC) beams under the combined action of bending and shearing was established in this paper based on the modified compression field theory and by considering the ...
Wei Feng   +3 more
doaj   +1 more source

Shear behavior of externally prestressed UHPC beams without stirrups

open access: yesCase Studies in Construction Materials, 2023
Shear stirrups in a prestressed ultra-high performance concrete (UHPC) beam might be eliminated due to the high tensile strength of UHPC. This research aims to investigate shear behavior of the externally prestressed UHPC beams without stirrups. Thirteen
Jiahui Feng   +5 more
doaj   +1 more source

Out-of-plane shear strength of cross-laminated timber made of Japanese Larch (Larix kaempferi) with various layups and spans

open access: yesJournal of Wood Science, 2023
Cross-laminated timber (CLT) is a promising construction material. When CLT is used for horizontal applications, shear stress occurs in the out-of-plane direction and can fracture the transverse layers owing to the rolling shear.
Yasuhiro Kawaai   +5 more
doaj   +1 more source

The internal structure and composition of a plate-boundary-scale serpentinite shear zone: the Livingstone Fault, New Zealand [PDF]

open access: yesSolid Earth, 2019
Deciphering the internal structure and composition of large serpentinite-dominated shear zones will lead to an improved understanding of the rheology of the lithosphere in a range of tectonic settings.
M. S. Tarling   +5 more
doaj   +1 more source

Experimental Study on Composite Floor Panels

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2021
This paper presents experimental investigations carried out on various composite floor deck panel systems. The effects of parameters such as concrete shear length, steel thickness, and concrete thickness on the shear and flexural behavior of panels were ...
Osman Kaya
doaj   +1 more source

Shear Capacity of Textile-Reinforced Concrete Slabs without Shear Reinforcement

open access: yesApplied Sciences, 2019
A reliable and economic utilization of textile-reinforced concrete in construction requires appropriate design concepts. Unlike designs for bending, the development of models for shear is still the subject of current research.
Jan Bielak   +3 more
doaj   +1 more source

Shear behavior of UHPC beams with small shear span to depth ratios based on MSTM

open access: yesCase Studies in Construction Materials, 2022
Ultra-high performance concrete (UHPC) has been gradually used in structural engineering due to its excellent mechanical performance, however, predicting the shear behavior of the UHPC beams at service load conditions is still a big challenge, especially for the beams with small shear span to depth ratio.
Linyun Zhou, Shui Wan
openaire   +2 more sources

Finite Element Analysis of the Shear Performance of Reinforced Concrete Corbels under Different Design Codes

open access: yesBuildings
This study aimed to investigate the shear performance of reinforced concrete corbels and to evaluate the accuracy and safety of the Chinese code GB 50010-2010’s triangular truss model and the American code ACI 318-19’s strut-and-tie model under various ...
Yuan Huang, Leilei Peng, Hanlin Wei
doaj   +1 more source

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