Results 11 to 20 of about 1,150,161 (355)

Analysis of Temperature-Field and Stressfield of Steel Plate Concrete Composite Shear Wall in Early Stage of Construction [PDF]

open access: yesArchives of Civil Engineering, 2021
To study the influence of temperature field and stress field on the cracking of the small thickness steel plate concrete composite shear wall (SPCW) in the early stage of construction. The temperature field and stress field of a 400 mm thickness SPCW was
Yun Sun, Yaojie Guo
doaj   +1 more source

Improvement of Calculation Technique for Flexible Orthotropic Plates on Elastic Base. Part 2. Calculation Results

open access: yesНаука и техника, 2022
The proposed paper is a continuation of the author's theoretical work presented earlier in the development of the theory and methodology for calculating flexible orthotropic reinforced concrete plates on an elastic foundation, taking into account the ...
O. V. Kozunova
doaj   +1 more source

A Preliminary Study of Laser Directional Solidification for Potential Use in the Repair of Damaged Aviation Turbine Blades

open access: yesMedžiagotyra, 2021
To achieve directional solidification repair of damaged aviation turbine blades, the directional growth repair layer was prepared using a Nd:YAG laser on the surface of superalloy DZ-22.
Aiyong CUI   +4 more
doaj   +1 more source

Methane Cracking for Hydrogen Production: A Review of Catalytic and Molten Media Pyrolysis

open access: yesEnergies, 2021
Currently, hydrogen is mainly generated by steam methane reforming, with significant CO2 emissions, thus exacerbating the greenhouse effect. This environmental concern promotes methane cracking, which represents one of the most promising alternatives for
Malek Msheik, S. Rodat, S. Abanades
semanticscholar   +1 more source

Reservoir-Vascular Tubes Network for Self-Healing Concrete: Performance Analysis by Acoustic Emission, Digital Image Correlation and Ultrasound Velocity

open access: yesApplied Sciences, 2022
A novel linear reservoir-vascular tubes network is presented in this work and the design efficacy is explored by testing concrete beams loaded on bending and by assessing their damage healing and mechanical recovery.
Eleni Tsangouri   +5 more
doaj   +1 more source

Misfit strain-induced mechanical cracking aggravating surface degradation of LiCoO2

open access: yesMaterials Research Letters, 2023
Cycling-induced cathode interfacial degradations are usually attributed to chemical process, while the physical effect is overlooked to a large extent. Herein, we investigate the failure mechanism of LiCoO2 cathode and reveal that misfit strain plays a ...
Yuyuan Jiang   +9 more
doaj   +1 more source

Hydrogen-induced cracking and blistering in steels: A review

open access: yesJournal of Natural Gas Science and Engineering, 2022
This paper presents a review of the current state of scientific understanding of the corrosion phenomenon known as Hydrogen-Induced Cracking (HIC). HIC is defined as cracking in low-to medium-strength steels where cracking is driven by the precipitation ...
May L. Martin, P. Sofronis
semanticscholar   +1 more source

Study of the fresh and hardened properties of fiber self-compacting concrete [PDF]

open access: yesJournal of Structural and Construction Engineering, 2019
Self-compacting concrete (SCC). was developed about four decades before since that time it has been used very scarcely due to a number of problems including : separation, lack of flowability and filling ability, high cracking potential, and thereupon low
sasan motaghed   +3 more
doaj   +1 more source

Study of crack formation and limit equilibrium of reinforced concrete florr slab shell

open access: yesВестник СибАДИ, 2022
Introduction. Experimental studies of crack formation and limit equilibrium of a reinforced concrete floor slab-shell, developed by the authors, were carried out.Materials and methods.
A. V. Selivanov   +2 more
doaj   +1 more source

Evaluation Method and Mitigation Strategies for Shrinkage Cracking of Modern Concrete

open access: yes, 2021
The complex compositions and large shrinkage of concrete, as well as the strong constraints of the structures, often lead to prominent shrinkage cracking problems in modern concrete structures.
Jiaping Liu   +4 more
semanticscholar   +1 more source

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