Erişim şekli için "info:eu-repo/semantics/openAccess" Mühendislik Fakültesi listeleme
Toplam kayıt 231, listelenen: 1-20
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5G aday frekans bandında 4-Portlu MIMO antenin geliştirilmesi
(Gümüşhane Üniversitesi, 2021)Bu çalışmada, 5G aday frekans bandında 4-portlu masif Çoklu–Giriş–Çoklu–Çıkış (Multiple–Input–Multiple–Output, MIMO) anten tasarımı geliştirilmiştir. MIMO anten yapısı, bir dikdörtgen, bir daire ve bir zemin düzleminden ... -
Adaptive neuro-fuzzy interference system modelling for chlorpyrifos removal with walnut shell biochar
(Elsevier, 2021)Accumulation of chlorpyrifos (CP), a pesticide, causes a significant environmental problem in food, surface/ground waters further to human health. The removal of the CP pollutant in surface/wastewater could be achieved by ... -
Admixture effects on the rheological/mechanical behavior and micro-structure evolution of alkali-activated slag backfills
(MDPI, 2023)Recently, alkali-activated slag (AAS) has attracted extensive attention in cemented paste backfill (CPB) due to its low cost/CO2 emissions and high strength benefits. However, a comprehensive analysis of the mechanical/rheological ... -
Analysis of continuous and discontinuous cases of a contact problem using analytical method and FEM
(Latin Amer J Solids Structures, 2015)In this paper, continuous and discontinuous cases of a contact problem for two elastic layers supported by a Winkler foundation are analyzed using both analytical method and finite element method. in the analyses, it is ... -
Analysis of multivariable objective functions for the PID controller tuned by a radial movement optimization
(Pamukkale Üniversitesi, 2023)In this study, a second order plus dead time (SOPDT) test system was designed in MATLAB/Simulink platform to analyze the performance of multivariable objective functions (MOFs). These functions consisted of classical ... -
Analysis of strength and microstructural characteristics of mine backfills containing fly ash and desulfurized gypsum
(MDPI, 2021)The utilization of solid wastes (SWs) as a potential resource for backfilling is not only conducive to environmental protection but also reduces the surface storage of waste. Two types of SWs, including fly ash (FA) and ... -
An analysis on the relation between users' online social networks addiction and users security concerns
(Scitepress, 2021)Use of online social network platforms has increased over last decades. There are various activities that users can do on those platforms such as, making friends, enjoying time, making business, and education. Given ... -
Analyzing the microstructure of cemented fills adding polypropylene-glass fibers with X-ray micro-computed tomography
(Elsevier, 2023)Fiber reinforced cementitious tailings backfill (FRCTB) is progressively employed in mining industry due to its high strength/stiffness-to-weight ratio. However, the wide use of the FRCTB technique requires further study ... -
Applications of solar PV tree systems with different design aspects and performance assessment
(Oxford University Press, 2022)Solar energy is deemed as the most abundant, reliable, eco-friendly and totally free resource of energy. There is a wide range of techniques to harness solar energy for different purposes. Among all the available methods, ... -
Assessment of the thermo-hydraulic efficiency of an indoor-designed jet impingement solar thermal collector roughened with single discrete arc-shaped ribs
(MDPI, 2022)This study illustrates the impact of single discrete arc-shaped ribs (SDASR)-type artificial roughness on the performance of a jet impingement solar thermal collector (JISTC). The impact of parametric variations of SDASR ... -
Automatic generation controller based on whale optimization algorithm in PV-thermal power systems
(Gazi Üniversitesi, 2023)To ensure a balance between the power generated and the consumed power in power systems, a control process namely automatic generation control (AGC) must be carried out. This process becomes more challenging due to increasing ... -
Bilgisayar ve öğretim teknolojileri eğitimi bölümü öğrencilerinin öğretim tasarımı yeterliklerinin incelenmesi
(2021)Bilgisayar ve Öğretim Teknolojileri Eğitimi (BÖTE) bölümü mezunlarının öğretim tasarımı yeterliklerini de içine alan geniş bir yelpazede görevleri yerine getirmeleri beklenmektedir. Ancak BÖTE öğretim programı içerisinde ... -
Biochar-iron composites as electromagnetic interference shielding material
(Iop Publishing Ltd, 2020)Electromagnetic waves emitted by electrical and electronic devices constitute interference with each other, which becomes a problem for security devices, space vehicles, ships, electronics or even human beings. Electromagnetic ... -
A biochar-modified carbon paste electrode
(2017)The present work examıned the use of biochar derived from tea waste as a novel electrode material. For the fabrication of the biochar electrode, suitable amounts of biochar and graphite were mixed with mineral oil for the ... -
Bor ile yapılan tane inceltmenin Al-30Zn alaşımının mikroyapı ve mekanik özelliklerine etkisi
(Gazi Univ, Fac Engineering Architecture, 2019)In this study, one binary aluminum-zinc (Al-30Zn) alloy and nine ternary aluminum-zinc-boron [Al-30Zn-(0.01-2) B] alloys were produced by permanent mold casting method. Structural properties of the produced alloys were ... -
Büyük Choi Williams zaman-frekans öznitelik seti kullanarak EKG aritmi tespiti
(Ieee, 2017)Early detection and monitoring of heart diseases increase human quality of life and this can prevent negative consequences. It is even more important because it can prevent sudden deaths. in today's technology, these ... -
Carbon microrod material derived from human hair and its electrochemical supercapacitor application
(Gazi Üniversitesi, 2021)Here, Turkish human hair fibers were used as a carbon source at the synthesis of human hair-sourced activated carbons (HHC). During the synthesis of HHCs sodium carbonate (Na2CO3) was added to the synthesis process for an ... -
Cementitious backfill with partial replacement of Cu-rich mine tailings by sand: rheological, mechanical and microstructural properties
(MDPI, 2023)The thinning of tailings gradation during ore processing leads to a sizeable fall in the strength of cementitious paste backfill (CPB), increases operational risks, and encourages researchers to use alternative economic ... -
Characterization of macro mechanical properties and microstructures of cement-based composites prepared from fly ash, gypsum and steel slag
(MDPI, 2022)Using solid wastes (SWs) as backfilling material to fill underground mined-out areas (UMOAs) solved the environmental problems caused by SWs and reduced the backfilling cost. In this study, fly ash (FA), gypsum and steel ... -
Characterization of strength and quality of cemented mine backfill made up of lead-zinc processing tailings
(Frontiers Media, 2021)Predicting the reactions of the backfill materials exposed to the effects of air and groundwater will eventually ensure an efficient and accurate mine fill system for sustainable mining operations. This paper reveals the ...