Results 21 to 30 of about 115,703 (294)

South-American plate advance and forced Andean trench retreat as drivers for transient flat subduction episodes

open access: yesNature Communications, 2017
How flat slabs at subduction zones are created remains unclear. Here, the authors show that the Nazca slab has retreated at ∼2 cm per year since 50 Ma but no rollback has occurred in the last ∼12 Myr in the flat slab, implying that an overpressured sub ...
Gerben Schepers   +5 more
doaj   +1 more source

Comparative Analysis of RCC Flat Slab with Post-Tensioned Flat Slab

open access: yesInternational Journal of Scientific Research in Science, Engineering and Technology, 2019
A floor system plays an important role in overall cost and service of the building. Flat plate/slabs are economical since they have no beams and hence can reduce the floor height by 10-15%. In this paper analysis of RC flat slab with drop and post-tensioned flat slab with drop is carried out.
Deshmukh Shruti Vijaykumar   +1 more
openaire   +1 more source

Load-defl ection behaviour of hybrid concrete flat slab

open access: yesPrzegląd Naukowy Inżynieria i Kształtowanie Środowiska, 2019
Due to the important role of high strength concrete in the structural systems, present work focuses on the use of this material as a strengthening technique incorporating with the normal strength concrete in flat slab system.
Ragheed F. Makki   +2 more
doaj   +1 more source

Geometry and seismic properties of the subducting Cocos plate in central Mexico [PDF]

open access: yes, 2010
The geometry and properties of the interface of the Cocos plate beneath central Mexico are determined from the receiver functions (RFs) utilizing data from the Meso America Subduction Experiment (MASE).
Clayton, R. W., Jackson, J. M., Kim, Y.
core   +1 more source

Finite element implementation of punching shear behaviors in shear-reinforced flat slabs

open access: yesAin Shams Engineering Journal, 2015
Punching shear reinforcement systems such as studs and stirrups are used to improve the punching shear strength of flat slabs. A three dimensional finite element model (FEM) is developed through Ansys 10 computer software, to carry out the nonlinear ...
Ashraf Mohamed Mahmoud
doaj   +1 more source

S‐Wave Receiver Function Analysis of the Pampean Flat‐Slab Region: Evidence for a Torn Slab

open access: yesGeochemistry, Geophysics, Geosystems, 2018
Flat‐slab subduction is an atypical form of subduction where the downgoing plate assumes a low‐angle or subhorizontal geometry as it descends beneath the overriding plate.
A. Haddon, R. Porter
doaj   +1 more source

Proposed structural system for mixed hollow flat slab

open access: yesWater Science, 2022
The economic design of the slabs is the most influential on the construction cost and choosing the appropriate system is the key to the slabs optimal design, and there are many systems that have been developed recently to reach the most economical design.
Ahmed Hashad, Emad Helal
doaj   +1 more source

Shear and Flexural Behavior of Flat Slabs Casted with Polyolefin Fiber-Reinforced Concrete

open access: yesFibers, 2022
This paper presents the influence of polyolefin fiber on the flexural and shear attitude on the flat slabs. Three slab sets (80 cm × 80 cm) were tested, each with a thickness of 10 cm.
Abdulnasser M. Abbas   +2 more
doaj   +1 more source

The Machine-Learning-Based Prediction of the Punching Shear Capacity of Reinforced Concrete Flat Slabs: An Advanced M5P Model Tree Approach

open access: yesApplied Sciences, 2023
Reinforced concrete (RC) flat slabs are widely employed in modern construction, and accurately predicting their load-carrying capacity is crucial for ensuring safety and reliability.
Marwa Hameed Abdallah   +6 more
doaj   +1 more source

Punching shear behaviour analysis of rc flat floor slab-to-column connection

open access: yesJournal of Civil Engineering and Management, 2002
The paper presents information about theoretical investigations and based on computer modelling and analysis research methods of flat floor slab-to-column joint behaviour for punching” obtained by authors.
Povilas Vainiūnas   +2 more
doaj   +1 more source

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