Başlık için listeleme
Toplam kayıt 2409, listelenen: 976-995
-
Forecasting COVID-19 Cases based on mobility
(Manas Journal of Engineering, 2020)Countries struggling to overcome the profound and devastating effects of COVID-19 have started taking steps to return to the "new normal." Any accurate forecasting can help countries and decision-makers make plans and ... -
Forecasting Models For Covid-19 Cases of Turkey Using Artificial Neural Networks and Deep Learning
(TMMOB Makina Mühendisleri Odası, 2020)Governments face a dilemma between public health and the economy while making strategic decisions on health during a pandemic outbreak. It is of great importance to forecast the number of cases in terms of strategic ... -
Forecasting the Baltic Dry Index by using an artificial neural network approach
(TÜBİTAK Scientific & Technical Research Council Turkey, 2018)The Baltic Dry Index (BDI) is a robust indicator in the shipping sector in terms of global economic activities, future world trade, transport capacity, freight rates, ship demand, ship orders, etc. It is hard to forecast ... -
Formation of weld defects in cold metal transfer arc welded 7075-T6 plates and its effect on joint performance
(Institute of Physics Publishing, 2019)This study aims at investigating the formation of weld defects (i.e., pores) and determining the effect of pores on mechanical performance of the AA7075-T6 plate joints produced using cold metal transfer (CMT) gas metal ... -
Fractal Analysis of S&P 500 Sector Indexes
(Fiscaoeconomia International Journal Social Sciences, 2023)In this study multifractal properties of S&P 500 sector indexes are investigated with Multifractal Detrended Fluctuation Analysis (MF-DFA). The MF-DFA is a signal processing technique that is used to describe the multifractal ... -
Fractal metamaterial based multiband absorber operating in 5G regime
(Elsevier, 2022)Multiband absorption is the interest of the microwave communities due to several applications in sensing, filtering, and stealth. Usually, the stacking of metal and dielectric multilayered structures form a multiband ... -
Fraktal anten parametrelerinin metamalzemeler yardımıyla iyileştirilmesi
(İskenderun Teknik Üniversitesi / Mühendislik ve Fen Bilimleri Enstitüsü / Elektrik-Elektronik Mühendisliği Anabilim Dalı, 2019)Metamalzemeler (MTM) doğada bulunmayan, yapay olarak istenilen amaca uygun bir şekilde tasarlanan ve üretilebilen malzemelerdir. Son yıllarda, gizleme (Shelby, Smith, & Schultz, 2001), süper lensler (Pendry, Schurig, & ... -
Free vibration analysis of a rotating single edge cracked axially functionally graded beam for flap-wise and chord-wise modes
(Elsevier, 2021)This study concerns with the free vibration analyses for centrifugally stiffened cracked beams modelled as functionally graded material in the axial direction. The variation of material properties along the cracked beam ... -
Frequency-dependent electrical parameters and extracted voltage-dependent surface states in Al/DLC/p-Si structure using the conductance method
(Springer, 2023)In the present work, a diamond-like carbon film (DLC) was electrodeposited on a p-Si substrate and was used to fabricate an Al/DLC/p-Si/Au metal/interlayer/semiconductor (MIS) Schottky diodes (SDs). The structural analysis ... -
Friction and wear behavior of epoxy composite filled with industrial wastes
(Elsevier Sci Ltd, 2019)Waste utilization is an important alternative to reduce disposal costs, potential environmental pollution problems, decrement of natural resources and production costs. In this study, it is aimed to create a different usage ... -
Friction Stir Welding of Aluminum in the Aerospace Industry: The Current Progress and State-of-the-Art Review
(MDPI, 2023)The use of the friction stir welding (FSW) process as a relatively new solid-state welding technology in the aerospace industry has pushed forward several developments in different related aspects of this strategic industry. ... -
Friction stir welding of AZ31 magnesium alloys – A numerical and experimental study
(Brazilian Association of Computational Mechanics, 2017)In this paper, weldability of magnesium alloys by friction stir welding (FSW) method which is difficult to join by the fusion welding have been investigated experimentally and numerically. To this end, the connection of ... -
Friction stir welding/processing of metals and alloys: A comprehensive review on microstructural evolution
(Elsevier, 2021)The unique combination of very large strains, high temperatures and high strain rates inherent to friction stir welding (FSW) and friction stir processing (FSP) and their dependency on the processing parameters provides ... -
A fully distributed energy-aware multi-level clustering and routing for WSN-based IoT
(Wiley, 2021)One of the major problems in wireless sensor networks (WSNs) is that resource-constrained sensor nodes consume their limited batteries quickly due to long-distance data communications. The communication distance of the ... -
Fuzzy fault tree analysis for loss of ship steering ability
(Elsevier, 2023)Marine accidents have devastating effects on human life, the environment, and the economy. This study investigated the root causes of accidents resulting from the loss of a ship steering ability using Fuzzy Fault Tree ... -
Fuzzy Logic Based Sinter RDI Optimization
(Ieee, 2019)The RDI (Reduction Degradation Index) is an important quality criterion of sinter. In this study, a fuzzy logic based model has been developed to obtain the desired RDI value continuously. The expected RDI value for stable ... -
Fuzzy logic-based decision support system for selection of optimum input shaping techniques in point-to-point motion systems
(SAGE Publications, 2021)In this study, a novel fuzzy logic-based decision support system approach to provide assistance in the selection of suitable input shaping techniques is presented. The proposed approach selects the suitable input shaping ... -
A fuzzy logic-based intelligent decision support system for the selection of an appropriate input-shaping technique for controlling flexible link systems
(Taylor and Francis, 2021)Most robotic systems consist of heavy machine elements that help reduce the vibrations generated by motion and that support good positional accuracy. Large-sized actuators are needed for such systems. Energy consumption ... -
Fuzzy self-adaptive PID control technique for driving HHO dry cell systems
(Elsevier, 2020)When the standard operating temperatures are exceeded in hydroxy generators, production performance decreases and power consumption increases. Self-adaptive fuzzy proportional integral derivative systems have been used to ... -
Fırçasız DC motorlar için yeni bir hız kontrol yönteminin geliştirilmesi
(İskenderun Teknik Üniversitesi / Mühendislik ve Fen Bilimleri Enstitüsü / Elektrik-Elektronik Mühendisliği Ana Bilim Dalı, 2021)BLDC motorlar, uzay sistemlerinde, otomotiv alanlarında, askeri sahada, robotik sistemlerde, tıp elektroniğinde, bilgisayar sistemlerinde, ev aletlerinde vb. günümüzdeki pek çok endüstriyel alanlarda sıklıkla kullanılmaktadır. ...
