Results 91 to 100 of about 646,807 (289)

Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives

open access: yesAdvanced Materials, EarlyView.
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi   +4 more
wiley   +1 more source

Experimental and Numerical Investigation of Steel- and GFRP-Reinforced Concrete Beams Subject to Fire Exposure [PDF]

open access: gold, 2023
Chanachai Thongchom   +6 more
openalex   +1 more source

Effect of material properties on ductility factor of singly rc beam sections [PDF]

open access: yes, 2006
Ductility may be defined as the ability to undergo deformations without a substantial reduction in the flexural capacity of the member. The ductility of reinforced concrete beams depends mainly on the shape of the moment-curvature relationship of the ...
Rouf, Md. Abdur   +1 more
core  

Failure assessment of lightly reinforced floor slabs. I: Experimental investigation [PDF]

open access: yes, 2011
This paper is concerned with the ultimate behavior of lightly reinforced concrete floor slabs under extreme loading conditions. Particular emphasis is given to examining the failure conditions of idealized composite slabs which become lightly reinforced ...
Cashell, KA   +2 more
core   +1 more source

Comparative analysis of analytical and experimental results of the strength of compressed reinforced concrete columns under special combinations of loads

open access: yesMATEC Web of Conferences, 2016
The article presents a comparison of results of experimental and analytical calculations of the strength of the central and eccentrically compressed concrete elements working in the conditions of dynamic loads under fire exposure.
Tamrazyan Ashot, Avetisyan Levon
doaj   +1 more source

Interface‐Induced Stability of Nontrivial Topological Spin Textures: Unveiling Room‐Temperature Hopfions and Skyrmions

open access: yesAdvanced Materials, EarlyView.
The first room‐temperature, zero‐field observation of stable skyrmion–hopfion spin textures in EuS─Bi2Se3─EuS trilayers is reported. Combining Lorentz TEM imaging and micromagnetic modeling, the authors unveil how interfacial Dzyaloshinskii–Moriya interaction and geometric confinement stabilize these multidimensional topological states.
Ferhat Katmis   +11 more
wiley   +1 more source

Effects of Na2Cr2O7 Inhibitor on the Corrosion Potential Response of Steel Reinforced Concrete in Saline Medium [PDF]

open access: yes, 2012
Electrochemical monitoring method of the open circuit potential was used to investigate the effect of the concentrations of Na2Cr2O7 on the corrosion potential response of steel reinforced concrete in sodium chloride medium.
Ambrose, I.O   +6 more
core   +1 more source

Influence of section depth on the structural behaviour of reinforced concrete continuous deep beams [PDF]

open access: yes, 2007
YesAlthough the depth of reinforced concrete deep beams is much higher than that of slender beams, extensive existing tests on deep beams have focused on simply supported beams with a scaled depth below 600 mm.
Ashour, Ashraf, Yang, Keun-Hyeok
core   +1 more source

Development of a new efficient rebar

open access: yesЛитьë и металлургия, 2001
The main principles of creation of a new kind of rolled metal for reinforcement of reinforced concrete ware are ...
V. V. Filippov   +4 more
doaj  

PREDICTION OF CONCRETE MIXTURE DESIGN AND COMPRESSIVE STRENGTH THROUGH DATA ANALYSIS AND MACHINE LEARNING [PDF]

open access: yesJournal of Mechanics of Continua and Mathematical Sciences
Concrete is the most used building material in civil engineering. The mechanical properties of concrete depend on the percentage of materials used in the mix design.
Mohammad Hematibahar, Makhmud Kharun
doaj   +1 more source

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