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Spent coffee grounds enhanced compressive strength of cement mortar: an optimization study
This paper presents an optimization study of spent coffee grounds (SCG) as cement mortar additives to enhance mortar strength. In recent years,...
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Energy finite element model for predicting high frequency dynamic response of taper beams
Taper beams are widely used due to its good dam** properties in vibration and noise control field. For dynamic response analysis of taper beams in...
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Process window and mechanical properties for thin magnesium- and zinc-wires in dieless wire drawing
Due to their biodegradable properties, magnesium- and zinc-based alloys are in the focus of interest for numerous medical applications, e.g. in the...
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Fixed-time tracking control for state-constrained nonstrict-feedback systems without feasibility conditions
This paper investigates the fixed-time tracking control for a class of state-constrained nonstrict-feedback nonlinear systems without involving the...
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Effects of Solution Temperature on the Galvanic Corrosion Between Carbon Fiber and Carbon Steel SM490A
Temperature significantly affects the galvanic corrosion behavior between carbon fiber reinforced plastic (CFRP) and carbon steel. The corrosion rate...
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Finite-time adaptive control of output constrained nonlinear systems under deception attacks
This paper addresses the adaptive finite-time tracking control problem for a class of output constrained nonlinear networked control systems (NCSs)...
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Experimental investigation on bond performance of UHPFRC wet joint by direct tension test
Ultra-high-performance fiber-reinforced concrete (UHPFRC) is applied to joint nodes with its excellent mechanical properties, which helps to improve...
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The uniaxial compressive strength of concrete: revisited
This paper re-examines common notions and conventions regarding the compressive strength of concrete in general and of the uniaxial compressive...
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Nonlinear dynamics of interacting population in a marine ecosystem with a delay effect
In this paper, we propose a new tritrophic food chain model. We address the conditions for the coexistence of two different zooplankton species and...
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Cloud-based event-triggered leader-follower quasi-bipartite consensus of stochastic multi-agent systems under mixed attacks
This paper addresses the problem of leader-follower quasi-bipartite consensus (LFQBC) over the finite-horizon for discrete-time time-varying...
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Data-based deep learning for random vibration fatigue life prediction of car seat frame
Seats are important components in automobiles, susceptible to vibration and fatigue caused by random road spectra. To address this issue, we...
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Model predictive control of switching systems based on sparse Bayesian identification
Sudden switching of the system poses a challenge for modeling and control. Utilizing an effective method to detect and control the switching system...
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Impacts of corrosion inhibiting admixture and supplementary cementitious material on early strength concrete
This research aimed to evaluate the influence of alccofine 1203 on a mineral admixture and sodium nitrite as a corrosion inhibitor on the properties...
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Autonomous swimming on limit cycles with disturbance rejection capability for a fish-inspired robot
Position-predefined velocity control in the presence of parametric uncertainties as well as the ability to reject external disturbances...
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High fidelity multi-physics modeling of laser metal interaction and keyhole dynamics in powder bed fusion
Porosity defects in laser powder bed fusion processes are critical, particularly when initiated in the high laser energy density regime, known as the...
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Mineralogy and rare earth elements spatial distribution in the carboniferous rocks of the eastern El Galala El Bahariya, Egypt
The Carboniferous rocks in the eastern part of El Galala El Bahariya were investigated using integrated field and laboratory techniques to determine...
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New Insight into the Flexoelectricity in the View of Mechanics of Materials: Prismatic Beams Subjected to Bending
Flexoelectricity is a fascinating electromechanical phenomenon that occurs in non-homogeneously deformed dielectric materials. Unlike...
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Effects of key process parameters on tensile properties and interlayer bonding behavior of 3D printed PLA using fused filament fabrication
Fused Filament Fabrication (FFF), also known as Fused Deposition Modelling (FDM), is one of the innovative 3D printing technologies for fabricating...
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Effectiveness of nonlinear kernel with memory for a functionally graded solid with size dependency
Structures made of graded composites play an important role in various industrial fields, such as aerospace and biomechanics. By incorporating...
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Main sub-harmonic joint resonance of fractional quintic van der Pol-Duffing oscillator
The main sub-harmonic joint resonance of the van der Pol-Duffing system with a quintic oscillator under dual-frequency excitation is investigated in...
