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Alpha Journal of Engineering and Applied Sciences
ISSN 3023-6002 · Çankırı Karatekin University · 42 artikel di indeks
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Artikel Jurnal
Development of Interactive 3D Learning Objects for Visualizing Vector Calculus Concepts in Matlab
Vector calculus concepts such as vector fields, divergence, and curl are often difficult for students to understand because they involve abstract multidimensional structures and spatial interpretation processes. In traditional instructional approaches, these concepts are generally presented through…
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Artikel Jurnal
Durability and Mechanistic–Empirical Performance Implications of Bamboo Leaf Ash–Stone Dust Stabilised Lateritic Subbase under Moisture Exposure and Traffic Loading
Lateritic soils are widely used in tropical pavement construction but often exhibit high fines, plasticity, and moisture susceptibility that undermine long-term performance. This study synthesizes engineering, chemical, and microstructural evidence from a lateritic soil stabilized using stone dust…
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Artikel Jurnal
Kumaş Hata Tespiti ve Konveyör Kontrolüne Yönelik YOLOv8n Tabanlı Bir Edge AI Sistemi
Tekstil üretiminde kumaş yüzeyinde oluşan kusurlar, ürün kalitesini düşürmekte ve üretim maliyetlerini artırmaktadır. İnsan gözlemine dayalı geleneksel kalite kontrol yöntemlerinin hız ve tutarlılık açısından sınırlı olması nedeniyle bu çalışmada, kumaş kusurlarının çevrim içi belirlenmesi ve…
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Artikel Jurnal
Thermoelastic Wave Dispersion in Nonlocal Media
This study investigates wave dispersion in a heat-conducting thermoelastic medium by integrating nonlocal elasticity with generalized thermoelastic theories. A characteristic dispersion equation is derived to examine the influence of the nonlocal parameter, thermal relaxation time, and…
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Artikel Jurnal
Regression Analysis of the Standard Proctor Test on Chemically Treated Tropical Soil
This study investigated the regression analysis of tropical soil (TS) stabilised with calcium chloride salt (CCS) using the Standard Proctor Method (SPM) to assess its suitability as a pavement construction material. Laboratory tests, including Atterberg limits (liquid limit, plastic limit, and…
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Artikel Jurnal
CrossMeta-ViT: Concomitant Cross-Attention Guided Multimodal Fusion for Skin Lesion Classification
Skin cancer is one of the most prevalent and deadly malignancies, necessitating early and precise diagnosis to improve patient survival rates. While recent advancements in deep learning have produced robust computer-aided diagnosis (CAD) systems, the majority of these models rely exclusively on…
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Artikel Jurnal
Effect of Sanding Factors on Surface Roughness of African Rosewood (Dalbergia melanoxylon)
Dalbergia melanoxylon (African Blackwood/Mpingo) is a tree species known for its high density and hard structure and is widely used in producing musical instruments, luxury furniture, and handicrafts. The surface roughness of wood is determined by certain sanding factors. This study investigated…
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Artikel Jurnal
Üç Metalli CuFeV-LDH Yapısı Sentezi, Karakterizasyonu ve Metilen Mavisi Giderimi Üzerine Etkisi
LDH yapıları, esnek ve uyarlanabilir özelliklere sahip olması sayesinde belirli bir uygulama için modifiye edilebilmektedir. Bu çalışmada, CuFeV-LDH yapısı sentezlenmiş ve XRD, FTIR, FE-SEM ve BET gibi analiz yöntemleri ile karakterize edilerek yapısı ortaya koyulmuştur. XRD sonucu malzemenin…
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Artikel Jurnal
Investigation of Radiation Shielding Properties of Samarium Oxide Doped Photopolymer Composites for Additive Manufacturing Applications
The need for cutting-edge and environmentally shielding materials to reduce radiation exposure has grown along with the use of nuclear energy due to scientific and industrial developments. The gamma attenuation characteristics of samarium oxide (Sm2O3)-doped photopolymer composites created for…
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Artikel Jurnal
Kahve Telvesi ve Yumurta Akı Esaslı Kompozitlerin Isıl Yalıtım Potansiyeli: SEM Görüntüleme ve Segmentasyon Analizi
Bu çalışmada, kahve telvesi ve yumurta akı kullanılarak yeni nesil biyosıvalar geliştirilmiş ve bu malzemelerin gözeneklilik özellikleri ile ısı yalıtım performansları analiz edilmiştir. Kahve telvesi, lifli ve gözenekli yapısı sayesinde düşük yoğunluk ve düşük ısı iletim katsayısı sağlamaktadır…
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Artikel Jurnal
Stacked Ensemble Machine Learning Model of Energy Consumption Prediction
The need for energy has significantly increased in recent decades as a result of rapid urbanization, excessive energy consumption and population growth. This leads to environmental problems such as climate change, water and air pollution. Predicting energy consumption can reduce these problems and…
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Artikel Jurnal
Investigation of Common Analysis Methods for Detecting Illicit Drugs in Wastewater
In this study, research was carried out using analytical devices used to detect illicit drugs that threaten public health. Articles on detecting illicit drugs worldwide were reviewed in the last five years. In 2022, one in 18 people, or approximately 292 million people, had used illicit drugs in…
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Artikel Jurnal
Dağıtık Siber Saldırıların İnternet Hizmetlerinin Kullanılabilirliği Üzerindeki Etkisi: DDoSphere ile Deneysel Bir Analiz
Bu araştırma, farklı coğrafi konumlardan kaynaklanan yoğun trafiği kullanarak sistemleri çökerten siber saldırılar olan DDoS saldırılarının, ağ performansını nasıl etkilediğini incelemeyi amaçlamıştır. Volumetrik, protokol ve uygulama katmanındaki DDoS saldırılarının, ağ üzerindeki etkileri…
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Artikel Jurnal
New Generation Minimized Flow Resistance Butterfly Valve Design
Butterfly valves get this name because the visual of their working principle resembles the wing movements of a butterfly. In this way, flow control is more ergonomic, and it becomes possible to save water. However, in addition to these advantages, the difficulty of minimizing flow resistance is…
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Artikel Jurnal
PID Controller Design in Buck Converters: Real-Time Implementation and Performance Evaluation with TMS320F28379D
Among the advancing technology, energy management systems and power electronics studies are becoming more and more significant day by day. Therefore, the application areas of buck converters in industrial and consumer electronics are increasing day by day. In this study, a simple and effective…
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Artikel Jurnal
Investigation of the Microstructure and Hardness Properties of SCGA590 Steel Joined by Resistance Spot Welding at Different Parameters
In this study, SCGA590 automotive steel was joined using the resistance spot welding method with three different currents (8 kA, 10 kA, and 12 kA) and two different time values (100 ms and 200 ms), while keeping other welding parameters constant. The microstructure of the specimens obtained under…
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Artikel Jurnal
Investigation of Magnesium Production from Magnesium Oxide and Dolomite Reduced by Aluminum, Ferrosilicon, and Calcium Carbide
In this study, metallic magnesium was produced using the Magnetherm process with different magnesium sources and various reducing agents. Magnesium oxide (MgO) and dolomite (CaO·MgO) were used as magnesium sources, while aluminum chips (Al), ferrosilicon (FeSi), and calcium carbide (CaC2) served as…
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Artikel Jurnal
Effect of Hardness and Cutting Parameters on Machining of Aged PH 13-8 Mo Steel
In this study, the effects of different heat treatment conditions on the microstructure, hardness, and machinability performance of precipitation-hardenable martensitic Corrax steel were investigated. Following various heat treatments, microstructural evolution and hardness variations were…
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Artikel Jurnal
Decision-Making for Strategic Raw Materials Using Subjective and Objective Weighting
With the technological advancements, global urbanization, and dynamic socio-economic progress, the demand for strategic raw materials (SRMs) is expected to increase in the coming years, making raw material assessment both inevitable and indispensable. The comprehensive criticality assessment of…
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Artikel Jurnal
mpact of Cefotaxime on Hepatic Enzymes and Some Laboratory Parameters
This study investigates the impact of Cefotaxime, Cefotaxime is a third-generation cephalosporin antibiotic that is commonly used to treat a variety of bacterial infections. It is generally well-tolerated. In this study, we investigated the impact of cefotaxime on hepatic enzymes and some…