Browsing Yayın Koleksiyonu by Title
Now showing items 1-20 of 68
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3D sound source localization with fiber optic sensor array based on genetic algorithm
(Academic Press Inc., 2020)Sound source localization (SLL), which is an area of multi-point acoustic detection, has always been an important research topic since it has been employed in many applications. It has been notable to use fiber optic sensors ... -
3d-transition metals (Cu, Fe, Mn, Ni, V and Zn)-doped pentacene π-conjugated organic molecule for photovoltaic applications: DFT and TD-DFT calculations
(Springer, 2020)In this study, we have performed a thorough examination of density functional theory (DFT) and time-dependent (TD) DFT to investigate the structural and optoelectronic properties of 3d-transition metals (Cu, Fe, Mn, Ni, V ... -
Analysis and simulation of efficiency optimized IPM drives in constant torque region with reduced computational burden
(Scientific and Technological Research Council Turkey, 2021)Moving from internal combustion engine based towards electric based transportation is crucial for wide societies as they facilitate the use of green energy technologies such as wind and solar. Interior mounted permanent ... -
Analytical analysis and experimental validation of optical power estimation in V-grooved polymer optical fibers
(Elsevier Gmbh, 2022)In this study, analytical and experimental research of V-grooved polymer optical fibers (POFs)' optical power loss characteristics is carried out. A simple mathematical model that can determine the optical output power and ... -
Analyzing the Effect of Dynamic Properties of Materials and Operating Medium on Sensor Parameters to İncrease the Performance of Diaphragm-Based Static/Dynamic Pressure Sensors
(Springer, 2021)In the design of a high-performance diaphragm-based static/dynamic pressure sensor (DB-S/DPS), researchers have mostly carried out studies on static deflection and frequency analysis without including diaphragm vibration ... -
ANN-based estimation of MEMS diaphragm response: An application for three leaf clover diaphragm based Fabry-Perot interferometer
(Elsevier B.V., 2022)In this study, an artificial neural network (ANN) based model is developed for MEMS diaphragm analysis, which does not require difficult and time-consuming FEM processes. ANN-based estimator is generated for static pressure ... -
Building Machine Learning systems for multi-atoms structures: CH3NH3PbI3 perovskite nanoparticles
(Elsevier, 2021)In this study, we built a variety of Machine Learning (ML) systems over 23 different sizes of CH3NH3PbI3 perovskite nanoparticles (NPs) to predict the atoms in the NPs from their geometric locations. Our findings show that ... -
A combined experimental and DFT/TD-DFT studies on the electronic structure, structural and optical properties of quinoline derivatives
(Springer, 2020)In this work, the structural, electronic, and optical features of quinoline derivatives were carried out by experiment and density functional theory (DFT). Our results show that a change in the substitution position of ... -
Comparative analysis of speaker identification performance using deep learning, machine learning, and novel subspace classifiers with multiple feature extraction techniques
(Elsevier Inc., 2024)Speaker identification is vital in various application domains, such as automation, security, and enhancing user experience. In the literature, convolutional neural network (CNN) or recurrent neural network (RNN) classifiers ... -
Comparison of Interior Mounted Permanent Magnet Synchronous Motor Drives with Sinusoidal, Third Harmonic Injection, and Space Vector Pulse Width Modulation Strategies with particular attention to Current Distortions and Torque Ripples
(Istanbul University, 2023)Interior Mounted Permanent Magnet Synchronous Motors (IPMs) have become popular in electric vehicle traction applications in recent years due to their superior features such as high efficiency and high power density compared ... -
Complex nodal structure phonons formed by open and closed nodal lines in CoAsS and Na2CuP solids
(Royal Society of Chemistry, 2022)Topological phononic states with nodal lines not only have updated our knowledge of the phases of matter in a fundamental way, but also have become a major frontier research direction in condensed matter physics. From a ... -
A Comprehensive Study of N-Butyl-1H-Benzimidazole
(MDPI, 2022)Imidazole derivatives have found wide application in organic and medicinal chemistry. In particular, benzimidazoles have proven biological activity as antiviral, antimicrobial, and antitumor agents. In this work, we ... -
A density functional theory study on favipiravir drug interaction with BN-doped C60 heterofullerene
(Elsevier B.V., 2022)We have performed to study the possibility of a stable interaction between favipiravir drug molecule and BN-doped C60 (CBN) heterofullerene. The structural, electronic, reactivity and optical properties for the mentioned ... -
Design and Analysis of a Rotor for a 22 kW Transversally Laminated Anisotropic Synchronous Reluctance Motor
(Kaunas Unıv Technology, 2021)Substantial increase in energy consumption in all around the world has led to researchers to need to produce electrical machines with high energy efficiency since majority of energy has been consumed at industry, especially ... -
Design and Comprehensive Analyzes of a Highly Efficient TLA-Type Synchronous Reluctance Machine including the Effects of Conductor per Slot and Wire Size
(MDPI, 2023)Consuming energy sources and greenhouse gas emission are one of the most prominent problems of the latest century. Most of the energy consumed globally and carbon dioxide emissions originate from electric motors used in ... -
Design and Simulation of a Novel Fungus-Shaped Center Embossed Diaphragm for Fiber Optic Pressure Sensors
(Academic Press Inc., 2021)A novel structure with a fungus-shaped center embossed diaphragm (FCED) geometry has been proposed to modify in diaphragm-based Fabry-Perot fiber optic pressure sensors (FP-FOPS). The proposed FCED geometry was obtained ... -
DFT and TD-DFT studies of new pentacene-based organic molecules as a donor material for bulk-heterojunction solar cells
(Springer, 2020)The performance of organic cells based on bulk heterojunctions (BHJs) has improved recently, but further improvements are necessary. In this work, we have carried out a thorough examination using density functional theory ... -
A DFT Study on Stability and Electronic Structure of Aln Nanotubes
(Elsevier, 2021)Structural, energetic, electronic, reactivity and stability properties of armchair (3,3), (4,4), (5,5), (6,6), (7,7), (8,8), (9,9) and (10,10) aluminum nitride nanotubes (AlNNTs) with different diameter have been probed ... -
DFT, DFTB and TD-DFT theoretical investigations of p-conjugated molecules based on thieno[2,3-b] indole for dye-sensitized solar cell applications
(Elsevier, 2022)In this study, the electrochemical, photovoltaic and absorption properties of the new designed organic sensitizers dyes: Dye-1, Dye-2, Dye-3 and Dye-4 based on Dye-R, of D-pi-A architecture, before and after binding to the ... -
Distribution network reconfiguration using time-varying acceleration coefficient assisted binary particle swarm optimization
(Elsevier B.V., 2022)The particle swarm optimization (PSO) algorithm is widely used to solve a variety of complicated engineering problems. However, PSO may suffer from an effective balance between local and global search ability in the solution ...
