• Electric fish optimization for economic load dispatch problem 

  Yıldız, Yağmur Arıkan; Akkaş, Özge Pınar; Saka, Mustafa; Çoban, Melih; Eke, İbrahim (Niğde Ömer Halisdemir Üniversitesi, 2024)

  The Economic Load Dispatch (ELD) problem is an essential aspect of power system planning and operational scheduling. Different techniques and algorithms have been recommended to solve it, aiming to minimize the cost of ...

• Comparison of Fourier and Trigonometric Transform based Multicarrier Modulations for Visible Light Communication 

  Çürük, Selva Muratoğlu (FIRAT ÜNİVERSİTESİ, 2024)

  It is predicted that the radio frequency spectrum will be insufficient in the near future due to the increase in wireless data. Visible Light Communication (VLC) is an alternative solution, which promises high speeds. ...

• Harmonic estimator design using improved gazelle optimization algorithm by chaos for real field signal 

  Saka, Mustafa; Çoban, Melih (Elsevier, 2025)

  One of the most important issues affecting electrical power quality is the harmonics that occur in electrical signals. Harmonics cause many negative effects such as loss of electricity, overheating of devices, interference ...

• A Low-Cost Data Acquisition System Design for Multifunctional Test Equipment in Electronics Laboratories 

  Atcı, Ahmet; Ünal, Emin; Akgöl, Oğuzhan (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

  There are various commercially available multifunctional electronics laboratory test equipment on the market that integrates an oscilloscope, signal generator, and logic analyzer. The price point for all these devices ...

• Computationally Efficient Design Optimization of Multiband Antenna Using Deep Learning-Based Surrogate Models 

  Palandöken, Merih; Belen, Aysu; Tarı, Özlem; Mahouti, Peyman; Mahouti, Tarlan; Belen, Mehmet Ali (Wiley, 2024)

  In this paper, deep learning-based data-driven surrogate modeling approach is proposed for enhancing cost-efficiency of multiband antenna design optimization. The proposed surrogate model-assisted design approach has ...

• Metamaterial-based Artificial magnetic conductor for efficient breast cancer diagnosis using a low-cost antenna array 

  Hamza, Musa N.; Abdulkarim, Yadgar I.; Saeed, Salah Raza; Karaaslan, Muharrem; Alkurt, Fatih Özkan; Appasani, Bhargav; Mirzavand, Rashid; Nsengiyumva, Philibert (Nature Research, 2024)

  Breast cancer is the most common malignancy in women globally, stemming from gene mutations that prompt irregular cellular growth and subsequent tumor development. Early-stage detection of cancer cells results in a remarkable ...

• Four-mode frequency reconfigurable antenna for 28 GHZ and 38 GHZ communication 

  Alkurt, Fatih Özkan; Ünal, Emin; Palandöken, Merih; Wang, Yi; Wu, Yi-Wen; Althuwayb, Ayman; Karaaslan, Muharrem (Taylor and Francis Ltd., 2025)

  This paper presents a four-mode frequency reconfigurable antenna design for 5G communication systems. The patch antenna approach has been chosen in the design steps and the proposed antenna contains two adjacent patches ...

• Ultrathin photonic absorber with wideband polarization independency characteristics using fractal combinations of ring resonators on ZnSe substrate 

  Alkurt, Maide Erdoğan; Ünal, Emin; Karaaslan, Muharrem; Akgöl, Oğuzhan; Aksoy, Murat (SPIE, 2024)

  We present a combination of split ring resonators for THz absorption applications. This combination creates a fractal organization with an ultra-wideband characteristic between 45.5 and 56.7 THz. During the design process, ...

• Design and experimental investigation of an origami inspired X-band accordion waveguide 

  Alkurt, Fatih Özkan (Elsevier, 2024)

  This paper presents design, numerical analysis and experimental investigation of an origami inspired X-band accordion waveguide that is aimed to create a flexible and adaptive solutions. The design process is conducted in ...

• Novel hVsaGwo algorithm for non-linear dynamic weighted state feedback with 1DOF-PID based controllers in AVR 

  Saka, Mustafa (Elsevier, 2024)

  Automatic voltage regulator (AVR) is one of the most important issues for electric power systems because it keeps to constant the terminal voltage of synchronous generators (SGs). Designing a proper control scheme and ...

• Polyaniline-Functionalized Nanosized Cobalt Ferrite-Decorated MoS2 Composites for Broadband Electromagnetic Wave Absorption 

  Kıvrak, Burak; Akyıldız, Hasan; Akgöl, Oğuzhan; Karaaslan, Muharrem; Akyol, Mustafa (American Chemical Society, 2024)

  This study presents the synthesis of polyaniline (PANI)-coated cobalt ferrite-decorated molybdenum disulfide (MoS2@CoFe2O4); a composite architecture engineered to combine unique morphological, magnetic, and dielectric ...

• A Dynamic Beamforming at 5.4 GHz: Design and Validation of an Integrated Metasurface Reflectarray-Horn Antenna System for Wireless Communications 

  Alkurt, Fatih Özkan; Akdoğan, Volkan; Altıntaş, Olcay; Karaaslan, Muharrem; Palandöken, Merih; Ünal, Emin; Wang, Lulu (Springer, 2024)

  This paper presents the comprehensive design, analysis, and evaluation of a metasurface reflectarray structure integrated with a feeding horn antenna specifically tailored for 5.4 GHz wireless communications, especially ...

• Deep Learning-Based Decision Support System for Automatic Detection and Grading of Surface Corrosion on Galvanized Steel Sheets 

  Özdemir, Merve Erkınay; Karakuş, Fuat (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

  Corrosion in the sheets produced leads to significant material losses, including the loss of resources, capital, labor, energy and knowledge. Corrosion control is significant for sheets produced and sent to customers in ...

• Revolutionizing Glucose Measurement: The Power of Microwave Antennas in Diabetes 

  Tekşen, Fikret Alpay; Akdoğan, Volkan; Karaaslan, Muharrem (Springer, 2024)

  Diabetes is an increasing health problem worldwide and can cause serious complications. Diabetes is a disease that occurs as a result of a lack or decreased effectiveness of the hormone insulin, which regulates the body’s ...

• Drug Repurposing Approach to Identify Candidate Drug Molecules for Hepatocellular Carcinoma 

  Başer, Tuğçe; Rifaioğlu, Ahmet Süreyya; Atalay, Mehmet Volkan; Atalay, Rengül Çetin (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

  Hepatocellular carcinoma (HCC) is the most prevalent primary liver cancer, with a high mortality rate due to the limited therapeutic options. Systemic drug treatments improve the patient's life expectancy by only a few ...

• Ultra-Wideband Cross-Polarization Converter Using Metasurface Operating in the X- and K-Band 

  Abbas, Muhammad Basir; Raza, Faizan; Baqir, Muhammad Abuzar; Altıntaş, Olcay; Abbas, Musarat; Karaaslan, Muharrem; Naqvi, Qaisar Abbas (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

  The ultra-wideband polarization converters have been of interest to researcher due to their demand in satellite communication and navigation systems. This paper presents an ultra-wideband reflective cross-polarization ...

• Knowledge-Based Methodology of CPW-Fed Open Stub Loaded C-Shaped Microstrip Antenna by Surrogate-Based Modeling 

  Göçen, Cem; Akdağ, İsmail; Mahouti, Tarlan; Belen, Mehmet Ali; Palandöken, Merih; Mahouti, Peyman (Wiley, 2024)

  Antenna systems with more complicated geometries have been created as a result of evolving technology and rising performance standards in the industry. The geometric complexity of modern antennas makes it difficult for ...

• Electromagnetic wave absorption in polyaniline coated Y3Fe5O12/Carbon-Black hybrid composites 

  Akyol, Mustafa; Altay, Melek; Parajuli, Saroj; Tekşen, Fikret Alpay; Karaaslan, Muharrem (Elsevier, 2024)

  Y3Fe5O12(YIG)(1-x)/Carbon-Black(CB)(x) (0.00 <= x <= 1.00; 0.25 steps) coated with polyaniline (PANI), forming a core-shell structure, were synthesized by in-situ polymerization following sol-gel and solid-state reactions. ...

• Directly power system harmonics estimation using Equilibrium Optimizer 

  Çoban, Melih; Saka, Mustafa (Elsevier, 2024)

  In power systems, the frequency values of current and voltage signals are expected to be at the fundamental frequency. Harmonic components may occur due to the effect of non-linear loads. Accurate estimation of harmonic ...

• Data-driven surrogate modeling of dielectric reflectarray antenna using 3D printing technology for X band applications 

  Bereket, Mehmet; Belen, Mehmet Ali (Wiley, 2024)

  Reflectarray (RA) antennas are gaining recognition as a high-performance alternative for antenna design. They combine the functionalities of standard parabolic reflectors and phased array antennas without a feed network. ...

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