The study of fluid flow over curved surfaces is crucial in various engineering applications, such as designing aircraft wings, turbines, and submarines. Curved surfaces are being explored in various biomedical applications, such as designing stents for blood vessels and implants for bones and joints. Concerning the present applications of curved stretching sheets on fluid dynamics along with trihybrid nanofluids, this study is unique and fills the research gaps and offers solutions to several issues. This work looks at the flow through the boundary layer of an electrically conductive trihybrid nanofluid and the convection heat exchange of a Casson fluid across a curved stretched surface encircled within a circle of radius . The study considers the effects of thermal radiation using the non-linearized Rosseland approximation, as well as a magnetic field, and hydromagnetic slip. The flow as well as the transfer of heat problem is mathematically described by curvilinear coordinates. Using the combination of the shooting technique and the Runge-Kutta method, similar solutions to the modeled partial differential equations are produced, and the set of non-linear ordinary differential equations with a boundary value solver is implemented through the MATLAB program. The study finds the influence of several limits on critical characteristics such as fluid velocity, coefficient of skin friction, pressure, temperature, and rate of heat exchange over a surface. The findings are shown in tables and graphs. Additionally, a comparative analysis between the current findings and those found in the literature is provided. Blood-containing nanoparticles () on curved surfaces could improve drug delivery effectiveness, growth of synthetic tissues or organs with complex structures and effective cancer therapy treatment.
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http://dx.doi.org/10.1016/j.heliyon.2024.e30638 | DOI Listing |
Int J Pharm
December 2024
SkinAxis LLC, Cedar Knolls, NJ, USA. Electronic address:
In this study we evaluated the effects of flow lamination on aerosol flow dynamics and deposition at the exit point in testing models with spatial barriers (narrowing or curving).We compared ModiFlow (MF) to an idealized Standard Spacer (SS) in their efficiency of delivery of aerosolized medication (fluticasone) across different types of spatial barriers. Fluticasone propionate HFA Inhaler from Prasco Labs 220 µg per actuation was used to deliver 1 spray in each test tube.
View Article and Find Full Text PDFFront Robot AI
December 2024
School of Mechanical Engineering, Zhejiang Sci-Tech University, Hangzhou, Zhejiang, China.
To address the problems of the labeling curved surfaces vegetable with long label, such as the label wrinkled and the easy detachment, a cam-elliptical gear combined labeling mechanism with an improved hypocycloid trajectory is proposed. Provide the process of the mechanism, and establish a kinematic model of the mechanism. In order to improve the motion performances of the cam-elliptical gear combined labeling mechanism and avoid labels damage, the NSGA-II algorithm is used to optimize the parameters of the mechanism, resulting in 80 sets of Pareto solutions.
View Article and Find Full Text PDFPlant Dis
December 2024
Chiang Mai University, Biology, Room 2410/00, SCB2 building, Faculty of Science, Chiang Mai University,239 Huay Kaew Road, Suthep, Muang, Chiang Mai Province, Thailand, 50200;
Peacock plant (Calathea orbifolia (Linden) H.A.Kenn.
View Article and Find Full Text PDFPlant Dis
December 2024
Korea University, Environmental Science & Ecological Engineering, Seoul, Seoul, Korea (the Republic of), 02841;
Cerastium glomeratum Thuill., known as sticky mouse-ear chickweed, is native to Europe and has become naturalized in the wild on most continents. After its accidental introduction to Korea around the 1980s, it quickly became one of the dominant invasive weeds on the Korean peninsula and is now considered a significant threat to the Korean agroecosystem (Park et al.
View Article and Find Full Text PDFAdv Sci (Weinh)
December 2024
Institute of Thermal Science and Power Systems, School of Energy Engineering, Zhejiang University, Hangzhou, 310027, China.
High-performance boiling surfaces are in great demand for efficient cooling of high-heat-flux devices. Although various micro-/nano-structured surfaces have been engineered toward higher surface wettability and wickability for enhanced boiling, the design and fabrication of surface structures for realizing both high critical heat flux (CHF) and high heat transfer coefficient (HTC) remain a key challenge. Here, a novel "electrode-transpose" all-electrochemical strategy is proposed to create superhydrophilic microporous surfaces with higher dendrites and larger pores by simply adding an electrochemical etching step prior to the multiple electrochemical deposition steps.
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