Mechanical Engineering: Recent submissions
Now showing items 1-20 of 781
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Mechanical and microstructural aspects of the hybrid joint of PP-C30S and 2219 aluminum alloy
(Elsevier, 2020-12)In this work, 2219 aluminum alloy and PP-C30S sheets are welded using Threaded-hole Friction Stir Spot Welding (THFSSW) and Probeless Friction Stir Spot Welding (PFSSW). The results revealed that the reaction layers were ... -
Mitigations of machine-damaged free-edge effects on fiber-reinforced composites
(SAGE, 2020-11-25)The carbon fiber-reinforced composites were prepared in a vacuum oven using pre-preg composites, and the edge surfaces of the composite coupons were treated using high performing adhesives to eliminate the free-edge effects. ... -
Efficient fog harvesting through electrospun superhydrophobic polyacrylonitrile nanocomposite fiber mats
(SPIE, 2020-06-08)To address the global water scarcity issue especially in arid and semi-arid regions, efficient water collecting surfaces with fast capturing and easy drainage are essential. This concern is drastically increasing and ... -
Reinforcing antibacterial hydrogels through electrospun nanofiber layers for soft tissue engineering
(Springer, 2020-11-20)Hydrogels are polymeric substances with hydrophilic features, which make them capable of holding large volume of liquids in their three-dimensional network structures. Hydrogels are finding wide ranges of applications in ... -
Correction to: Studies on de-icing and anti-icing of carbon fiber-reinforced composites for aircraft surfaces using commercial multifunctional permanent superhydrophobic coatings
(Springer, 2020-11-10)In the original article, the name of author A. Khadka was misspelled. It is correct here. -
A highly efficient fog harvester of electrospun permanent superhydrophobic-hydrophilic polymer nanocomposite fiber mats
(Royal Society of Chemistry, 2020-08-26)To address the worldwide issue of water scarcity, which is threatening our sustainable economic development and ecological security, an efficient water-collecting surface with fast-capturing capability and easy drainage ... -
Shoulder kinematics assessment towards exoskeleton development
(MDPI AG, 2020-08-11)Neuromuscular and sensorimotor degeneration caused by stroke or any other disease significantly reduce the physical, cognitive, and social well-being across the life span. Mostly, therapeutic interventions are employed in ... -
The role of stirring time on the metallurgical and mechanical properties during modified friction stir clinching of AA6061-T6 and AA7075-T6 sheets
(Elsevier, 2020-12)In this study, the modified friction stir clinching process was successfully utilized to weld the AA7075-T6 to AA6061-T6 aluminum alloys. The approach of this study was to appraise the influence of the stirring time (6, ... -
Revealing nitrogen-containing species in commercial catalysts used for ammonia electrosynthesis
(Nature Research, 2020-10-26)Stimulated by the growing demand for sustainable and/or economical distributed ammonia synthesis, the electrochemical nitrogen reduction reaction has attracted considerable interest. The nitrogen-containing impurities in ... -
Studies on de-icing and anti-icing of carbon fiber-reinforced composites for aircraft surfaces using commercial multifunctional permanent superhydrophobic coatings
(Springer, 2020-10-26)The accumulation of ice on structures can restrict the performance of equipment and cause other concerns in many industries such as aviation, automotive transportation, telecommunication, and defense. The removal of ice ... -
The role of stirring time on the metallurgical and mechanical properties during modified friction stir clinching of AA6061-T6 and AA7075-T6 sheets
(Elsevier B.V., 2020-12)In this study, the modified friction stir clinching process was successfully utilized to weld the AA7075-T6 to AA6061-T6 aluminum alloys. The approach of this study was to appraise the influence of the stirring time (6, ... -
WS2 and MoS2 counter electrode materials for dye-sensitized solar cells
(John Wiley and Sons, 2020-09-23)Being confronted with the energy crisis and environmental problems, the exploration of clean and renewable energy materials as well as their devices are urgently demanded. Dye-sensitized solar cells (DSSCs) have attracted ... -
Flow dynamics in partially blocked tibial artery
(Begell House Inc., 2020-04)Tibial artery comprises of two branches, anterior and posterior sides of the subject. These arteries are often obstructed due to plaque formation. They are also affected by several other conditions like hypertension, ... -
Integrated micro x-ray tomography and pore-scale simulations for accurate permeability predictions of porous media
(Global Digital Central, 2020)This study conducts pore-scale simulations and experiments to estimate the permeability of two different types of porous materials: metal foams and sintered copper particles with porosities of approximately 0.9 and 0.4, ... -
Mechanical and thermal properties of carbon fiber reinforced composite with silanized graphene as nano-inclusions
(SAGE, 2020-09-02)The use of nanofillers to enhance the properties of fiber reinforced composites is limited due to the adverse effect on mechanical properties caused by agglomeration of these nanofillers in the matrix materials. In this ... -
Algebraic insight on the concomitant motion of 3RPS and 3PRS PKMs
(Springer, 2020-04-21)This study presents an algebraic method to detect, count, and identify concomitant motions of parallel robots at the velocity level. The pose and orientation of moving platform of parallel manipulators (PMs) with f-DOF ... -
Human factors to develop a safety guard model in human-robot interaction
(Springer, 2020-04-21)In this research, a strategy to incorporate an assist-as-needed scheme into human-robot collaboration during an object co-lifting and manipulation task is developed. Surface Electromyography (sEMG) signals from the upper-arm ... -
3D engineered capillary evaporators for enhanced critical heat flux and heat transfer coefficient in pool boiling and vapor chamber
(Wichita State University, 2020-07)A major challenge in pool-boiling heat transfer lies in the limit of the Critical Heat Flux (CHF) and Heat Transfer Coefficient (HTC), which is caused by the poor counterflow of liquid and vapor over a heated surface, ... -
Planetary gear train microcrack detection using vibration, grayscale images and convolutional neural networks
(Wichita State University, 2020-07)Planetary Gear Trains (PGT) are widely used in many industrial applications from wind turbines to automobile transmissions due to its high power to weight ratio. Since PGT can be subjected to faults and prone to failure ... -
Superhydrophobic coatings for steel pipeline protection in oil and gas industries: a comprehensive review
(Elsevier, 2020-11)Recently, there have been numerous deadly gas and oil pipeline explosions in the United States, resulting in extensive investigations based on corrosion and aged foundations. Superhydrophobic coatings are being developed ...