Güncel Gönderiler: Mühendislik Fakültesi
Toplam kayıt 810, listelenen: 21-40
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Transient behavior of flow boiling in structured microchannels under sudden and highly variable heat loads
(Elsevier, 2024)In practice, heat sinks are sometimes exposed to sudden and irregular or highly variable heat loads. Therefore, here, for expanding micro-pin-fin heat sinks having micro cavities (heat sink code: MD) transient flow boiling ... -
Pulsating non-Newtonian heat and fluid flow in a concentric annular duct: An analysis using perturbation series method
(Elsevier, 2024)In the current study, an analytical analysis is conducted to examine laminar pulsating flow and heat transfer of power-law fluid in a concentric annular channel that is uniformly heated. The momentum and energy balance ... -
Fabrication of gold thin films on cooled glass substrates
(Springer, 2024)In this article, gold (Au) thin films were fabricated on glass substrates under vacuum conditions (4.5 x 10(-6) Torr) within a temperature range of 100-300 K, incrementing in steps of 50 K. Analyses through Field Emission ... -
Assessing performance of an external compound parabolic concentrator solar collector with cascaded latent heat thermal storage
(Wiley, 2024)This study presents quantitative results of charging experiments conducted on cascaded thermal energy storage system (CTESS) integrated with external compound parabolic concentrator solar collector (XCPCSC). Increasing ... -
Comparative study of single-phase multilevel cascaded transformerless inverters with different modulation methods
(Elsevier, 2024)This paper presents an in-depth exploration of a single -phase multilevel cascaded H5 (CH5) transformerless inverter employing both phase-shifted PWM (PS-PWM) and level-shifted PWM (LS-PWM) methodologies. A comparative ... -
Accurate free and forced vibration behavior prediction of functionally graded sandwich beams with variable cross-section: A finite element assessment
(Taylor & Francis Ltd., 2024)The current investigation proposes an enhanced finite element beam model to assess the dynamic behavior of functionally graded sandwich beams with variable cross-sections. By integrating the shear effect, this beam model ... -
Investigating the informative brain region in multiclass electroencephalography and near infrared spectroscopy based BCI system using band power based features
(Taylor & Francis Ltd., 2024)In recent years, various brain imaging techniques have been used as input signals for brain-computer interface (BCI) systems. Electroencephalography (EEG) and near-infrared spectroscopy (NIRS) are two prominent techniques ... -
Interleukins: Pathogenesis in non-alcoholic fatty liver disease
(MDPI, 2024)Inflammatory cytokines have been implicated as crucial contributors to the onset and progression of non-alcoholic fatty liver disease (NAFLD). The exact mechanisms by which interleukins (ILs) contribute to NAFLD may vary, ... -
Sporopollenin Capsules as Biomimetic Templates for the Synthesis of Hydroxyapatite and β-TCP
(MDPI, 2024)Pollen grains, with their resilient sporopollenin exine and defined morphologies, have been explored as bio-templates for the synthesis of calcium phosphate minerals, particularly hydroxyapatite (HAp) and beta-tricalcium ... -
Effects of aging state on the low-cycle fatigue properties of 2024 aluminum alloy
(Elsevier, 2024)To reveal the effects of aging state on the low-cycle fatigue (LCF) performance of 2024 Al alloy, LCF experiments were conducted on the 2024 Al alloy with three aging states (underaged (UA), peak-aging (PA) and overaged ... -
Free vibration and bending analysis of porous bi-directional FGM sandwich shell using a TSDT p-version finite element method
(Springer, 2024)Compared to the first-order shear deformation theory and other classical shell theories, the higher-order shear theory is deemed more accurate due to its superior ability to capture transverse shear effects, especially ... -
Thermal and energy analysis of a novel solar updraft tower design with divergent chimney and convergent collector concept: CFD analysis with experimental validation
(Oxford University Press, 2024)The fact that energy sources are heavily dependent on fossil fuels increases the need for alternative energy day by day. Solar energy is the most popular alternative energy source with massive potential. Solar chimney power ... -
Polypropylene fiber's effect on the features of combined cement-based tailing backfill: Micro- and macroscopic aspects
(MDPI, 2024)In undercut-and-fill mining, backfills show weak tensile strength and poor ductility properties since they act as artificial pillars to support stope roofs. Hence, the enhancement of the stability of mining structures and ... -
Stacked ensemble modeling for improved tuberculosis treatment outcome prediction in pediatric cases
(Wiley, 2024)The promising results of ML (machine learning) methods in various disciplines have led to the frequent use of these methods in health fields such as disease diagnosis, personalized medicine, medical image-based diagnosis, ... -
Experimental investigation and application of soft computing models for predicting flow energy loss in arc-shaped constrictions
(IWA Publishing, 2024)This investigation focuses on flow energy, a crucial parameter in the design of water structures such as channels. The research endeavors to explore the relative energy loss (Delta E-AB/E-A) in a constricted flow path of ... -
Analysis of the mechano-bactericidal effects of nanopatterned surfaces on implant-derived bacteria using the FEM
(Techno-Press, 2023)The killing of bacteria by mechanical forces on nanopattemed surfaces has been defined as a mechano-bactericidal effect. Inspired by nature, this method is a new-generation technology that does not cause toxic effects and ... -
An improved first-order shear deformation theory for wave propagation analysis in FG-CNTRC beams resting on a viscoelastic substrate
(World Stientific Publishing, 2024)This paper aims to analyze the wave propagation in functionally graded carbon nanotube-reinforced composite (FG-CNTRC) beams placed on a viscoelastic foundation utilizing an improved first-order shear deformation theory ... -
Systematic inspection on the interplay between MoNa-induced sodium and the formation of MoSe2 intermediate layer in CIGSe/Mo heterostructures
(Springer, 2024)The critical impact of sodium-doped molybdenum (MoNa) in shaping the MoSe2 interfacial layer, influencing the electrical properties of CIGSe/Mo heterostructures, and achieving optimal MoSe2 formation conditions, leading ... -
Research of the crack problem of a functionally graded layer
(Techno-Press, 2024)In this study, the two-dimensional crack problem was investigated by using the finite element method (FEM)based ANSYS package program and the artificial neural network (ANN)-based multilayer perceptron (MLP) method. For ... -
Design, modelling, environmental, economic and performance analysis of parabolic trough solar collector (PTC) based cogeneration systems assisted by thermoelectric generators (TEGs)
(Elsevier, 2024)Concentrating solar power systems (CSP) is a very efficient technology for clean and renewable energy production. It basically works on the principle of focusing the sun's rays with the help of a reflective surface. There ...
