Güncel Gönderiler: Enerji Sistemleri Mühendisliği Bölümü Koleksiyonu
Toplam kayıt 111, listelenen: 21-40
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Parametre kestirimi newton-raphson yöntemiyle yapılan MATLAB/GUI tabanlı fotovoltaik sistem simülatörü
(2021)Bu çalışmada ilk olarak güneş pilinin çalışma prensibi, bileşenleri ve bağlantı şekilleri ile eşdeğer devre modeli çıkarımı incelenmiştir. Fotovoltaik (FV) güneş pili modülü genel eşdeğer devre modeli matematiksel ... -
Improving the electrochemical energy storage capacity of the renewable carbon derived from industrial tea waste
(Springer, 2022)Energy storage is gaining a vital role since the usage of portable electric/electronic devices and vehicles have been growing. Capacitors, called as electrochemical double layer capacitors or supercapacitors, find application ... -
Anomalous magnetoresistance and Hall effect in amorphous Pt/TbFeCo thin films
(Elsevier, 2022)Among the magnetic materials in technological usage, amorphous rare-earth transition metal (RE-TM) alloys are of great interest due to their adjustable magnetic properties and favorable perpendicular magnetic anisotropic ... -
Exploring the sputtering conditions in ZnO thin film for triboelectric nanogenerator electrode
(Wiley, 2022)The new field of applications for triboelectric materials is based on the combination of high physical durability and charge properties of ZnO semi-conductor thin films, which have been explored in this work. ZnO films are ... -
Investigation and mapping of natural and artificial radioactivity in sediment samples from Borcka Black Lake, Artvin-Turkey
(Taylor & Francis Ltd., 2022)All living creatures in nature are constantly exposed to ionising radiation, which is emitted from natural and artificial radiation sources. For this reason, it is important to monitor the levels of radioactivity in living ... -
Effect of gradually expanding flow passages on flow boiling of micro pin fin heat sinks
(Elsevier, 2022)In this paper, effect of gradually expanding flow passages on saturated flow boiling characteristics of micro pin fin heat sinks is experimentally investigated. In this regard, a comparative analysis is performed based on ... -
Supercritical conversion of wastes from wine industry: Effects of concentration, temperature and group 1A carbonates
(Elsevier, 2021)Supercritical water gasification (SCWG) is a promising waste treatment technology for streams from wine industry, which can eliminate its pollution and produce biofuels simultaneously. In this study, we investigated the ... -
Enhancing the power factor of p-type BiSbTe films via deposited with/without Cr seed layer
(Elsevier, 2021)The thermoelectric effect is an efficient method to use waste heat as a primary source of electrical energy. Being a room temperature thermoelectric thin film, p-type BiSbTe is one of the best candidates owing to the ... -
Thickness induced magnetic anisotropic properties of Tb-Fe-Co thin films
(Elsevier, 2021)The influence of Tb25Fe61Co14 thin film thicknesses varying from 2 to 300 nm on the structural and magnetic properties has been systematically investigated by using of X-ray diffraction, scanning electron microscopy, ... -
The effect of heat treatment on the FeCo phase in Tb-Fe-Co thin films
(Elsevier, 2021)Investigation of the magnetic behavior of nanostructured Tb-Fe-Co thin films before and after heat treatment below and above Fe-Co phase crystallization temperature has explored by electron microscopy (SEM), X-ray diffraction ... -
Inverse magnetocaloric effect related to the magnetostructural phase transition in quaternary Ni-Co-Mn-Al alloy
(Springer, 2021)The inverse magnetocaloric effect of Ni-Co-Mn-Al quaternary alloy with the relatively low material cost is achieved firstly in a theoretical study (V. Sokolovskiy et al.: J. Appl. Phys., 2020, vol. 127, p. 163901). To ... -
Performance analysis of a novel solar desalination system - Part 2: The unit with sensible energy storage with thermal insulation and cooling system
(Elsevier, 2021)Solar assisted desalination systems have an unequivocal potential to meet water demand with their eco-friendly, sustainable and low cost features in the face of the decrease in water resources and increasing costs worldwide. ... -
A simplified method to determine carrier transport mechanisms of metal-oxide resistive random access memory (RRAM) devices
(Elsevier, 2021)The current carrier transport mechanism in non-linear resistance states of the current-voltage (I-V) curves of the resistance changing or resistive switching (RS) based random access memory (RRAM) devices would help to ... -
The magnetothermal characterization of Ni-Cu-Mn-Sn alloy
(Pergamon-Elsevier Science Ltd., 2021)The substantial study presents the structural and magnetic phase transitions in the Ni46.8Cu2.5Mn36.5Sn14.3 alloy through AC susceptibility measurement and heat capacity measurement in a zero magnetic field. To check whether ... -
The investigation of stability of n-CdS/p-Cu2S solar cells prepared by cold substrate method
(IOP Publishing, 2021)In this study, two different n-CdS/p-Cu2S solar cells were prepared by evaporating Cu at different substrate temperatures (200 K and 300 K) by vacuum evaporation method on a single crystal CdS semiconductor. Field emission ... -
Investigation of the effects of miscible and immiscible binary fluids on thermal performance of pulsating heat pipes
(Springer, 2021)Present paper reports and discusses experimental results related to thermal and flow characteristics of asymmetrical designed flat plate closed loop pulsating heat pipe charged with miscible and immiscible binary fluids. ... -
Experimental investigation and force analysis of flat-plate type pulsating heat pipes having ternary mixtures
(Pergamon-Elsevier Science Ltd., 2021)Comprehensive experiments are conducted to analyze complex heat transfer characteristics and flow nature of a flat plate closed loop pulsating heat pipe charged with ternary mixtures. Consecutive channels of the heat pipe ... -
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 ... -
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 ... -
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 ...