Güncel Gönderiler: Fakülteler
Toplam kayıt 1807, listelenen: 261-280
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The protective effect of caffeic acid phenethyl ester on cadmium-induced liver toxicity: A histopathological and biochemical study
(Ankara University, 2023)In this study, the changes caused by caffeic acid phenethyl ester (CAPE) in the histopathological and biochemical parameters in the oxidant / antioxidant balance in mice with experimental cadmium toxicity were investigated. ... -
Design and 4E analyses of a novel concentrated solar power sourced multigeneration system using thermochemical cycle, steam Rankine cycle, heat pump and multistage flash distillation as a bottoming cycles
(Inderscience Publishers, 2023)This paper focuses on a novel solar-based multigeneration system designed for the city of Iskenderun in Hatay. The system consists of five subsystems to produce hydrogen, freshwater, electricity and domestic hot water: ... -
Simulation and Modelling of A Solar-Aided Underground Energy Storage System
(Serbian Society of Heat Transfer Engineers, 2023)The significance of energy storage methods and related R and D studies are increasing due to the depletion of fossil fuels, rising energy prices, and growing environmental concerns. Storage of energy means elimination of ... -
Energy, exergy, and exergoeconomic analysis of a general UAV
(Inderscience Publishers, 2023)A 3E - energy, exergy, exergoeconomic - analysis of a rotary wing UAV that is used for general purpose has been accomplished in this study. In the study, a parametric investigation regarding the velocity, altitude and ... -
Operational risk assessment of ballasting and de-ballasting on-board tanker ship under FMECA extended Evidential Reasoning (ER) and Rule-based Bayesian Network (RBN) approach
(Elsevier, 2022)Ballasting and de-ballasting operations play a critical role in maintaining stability and safety onboard tanker vessels. The process involves considerable risks to human health, the marine environment and property since ... -
Ionization-induced optical heterogeneity and ion-like direct emission in 1-nm silicon nanoparticle grains: Prospect for fast optical modulation
(American Institute of Physics Inc., 2022)Silicon, a highly symmetric and homogeneous material, does not exhibit fast optical modulation. Recent classical electrodynamics simulations, however, demonstrated transient optical heterogeneity in silicon nanostructures, ... -
First record of economically important big-scale sand smelt (Atherina boyeri Risso, 1810, Pisces: Atherinidae) with some biological parameters from Reyhanli Dam Lake, Turkiye
(Sciendo, 2022)This paper is the first report on the occurrence of Atherina boyeri in this region. A total of 103 individuals of A. boyeri were caught with fyke-nets (mesh size: 5 mm, polyamide) in May and June 2022. The length and weight ... -
Updated database, semi-empirical and theoretical calculation of Kβ/Kα intensity ratios for elements ranging from 11Na to 96Cm
(Elsevier, 2022)A collection of 1118 experimental K beta/K alpha X-ray intensity ratios induced by photon impact was published recently by Daoudi et al. [1]. There were errors in some tabulated values. These errors are corrected here, as ... -
Microstructural and Tribological Behavior of Pack-Borided Ni-Based Hastelloy C-276 Superalloy
(Springer, 2022)Although the toughness and corrosion resistance of Ni-based superalloys are high due to their face-centered-cubic structure, their surface hardness and, thus, wear resistance are not satisfactory. The boriding process is ... -
Data clustering using leaders and followers optimization and differential evolution
(Elsevier, 2022)Data clustering is an important research topic in data mining. Although cluster analysis based on optimization algorithms has attracted great attention, optimization-based techniques face difficul-ties due to the non-linear ... -
Thermoluminescence of hydroxyapatite from eggshell powders doped with Dy synthesized by the sonication chemical method: Effects of doping concentration and heating rate
(Elsevier, 2022)Hydroxyapatite (HAP) was selected as the host material and synthesized using a sonication chemical method. The effect of Dy3+ ion doping concentrations (0.25, 0.5, 1, 2, 3, 4, 5, 7, and 10 wt%) on the structure and ... -
Improved drift-free P&O MPPT method to enhance energy harvesting capability for dynamic operating conditions of fuel cells
(Elsevier, 2022)The current study introduces an improved MPPT algorithm to enhance energy harvesting capacity for momen-tary operating situations of FC. The proposed drift-free MPPT is employed to eliminate the situation caused by an ... -
Microwave-Based Electrochemical Sensor Design by SRR Approach for ISM Sensing Applications
(Hindawi Limited, 2022)This paper presents a transmission line and a split ring resonator (SRR) based sensor structure with a high sensitivity capacity to discriminate various methanol mixtures. The height of the dielectric layer and thickness ... -
Drastic microstructural modification of Bi2Ca2Co2Oyceramics by Na doping and laser texturing
(Sociedad Espanola de Ceramica y Vidrio, 2022)Bi2Ca2-xNaxCo2Oy materials with x = 0 < x < 0.125, have been prepared either by sintering through the classical ceramic method, or textured using the laser floating zone technique. XRD results have shown that Bi2Ca2Co2Oy ... -
Passive Flow Control of Ahmed Body using Control Rod
(Universiti Malaysia Pahang, 2022)In the current study, numerical analysis of passive control flow with a control rod for Ahmed body is performed at different slant angles and velocities and placed rod locations on the slant surface. The aim of the study ... -
A study on electronically controllable beamforming monopole antenna for telecommunication applications
(Taylor and Francis, 2022)The design, analysis, and prototyping of an electronically controllable beamforming monopole antenna (ECBMA), which could be a good candidate for ceil-mounted wireless telecommunication systems, are reported. The proposed ... -
Design of intelligence-based optimized adaptive fuzzy PID controllers for a two chamber microbial fuel cell
(Wiley, 2022)The output voltage of microbial fuel cells (MFCs) needs to be controlled effectively to improve the operating efficiency of MFC system against the load variations, disturbances, and uncertainties. The output voltage control ... -
Çelik Dişli Sondaj Matkaplarında Takım Ömrünün Artırılması
(TUBİTAK, 2015)Son yirmi yılda sondaj kesici takımların tungsten karbür gibi ileri mühendislik malzemelerden üretilmesiyle takım performanslarında bir artış elde edilmiş olsa da maliyet artışının önüne geçilememiştir. Bu projede tungtesten ... -
Metamalzemeler ile Çok Yönlü Özgün Entegre Sensör Uygulamaları ve Tasarımları
(TUBİTAK, 2017)MTM?ler dogada bulunmayan, negatif kırılma gibi ayrıcalıklı ve egzotik özelliklere sahip periyodik yapıda tasarlanmıs EM malzemelerdir. MTM?lerin sunmus oldugu en önemli özelliklerinden birisi, EM dalganın polarizasyonunu ... -
Türkiye Denizlerinde Bulunan Kırlangıç Balıklarının (Triglidae, Dactylopteridae, Peristedidae) Morfolojik Analizi ve Moleküler Sistematiği
(TUBİTAK, 2016)Bu çalışmada Türkiye denizlerinde bulunan Triglidae (Chelidonichthys cuculus, Chelidonichthys lucerna, Chelidonichthys obscurus, Eutrigla gurnardus, Lepidotrigla cavillone, Lepidotrigla dieuzeidei, Trigla lyra, Trigloporus ...
