Browsing Sivas Cumhuriyet Üniversitesi Mühendislik Fakültesi by Title
Now showing items 150-169 of 402
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Evaluation of the microhardness of different resin-based dental restorative materials treated with gastric acid: Scanning electron microscopy–energy dispersive X-ray spectroscopy analysis
(Wiley, 2021)The aim of this study is to evaluate the microhardness, relative surface roughness, and elemental changes of resin-based dental restorative materials (RDRMs) after gastric acid treatment. Five different RDRMs (Group 1 ... -
EVALUATION OF THE MONITORING OF SURFACE DEFORMATIONS IN OPEN-PIT MINES WITH SENTINEL-1A SATELLITE RADAR DATA
(September )Accidents and loss of life can occur in surface mines due to large mass displacements (landslides). In order to prevent these irreversible situations, it is very important to identify displacements in advance or to take ... -
Evidence for surface rupture of the 1939 Erzincan earthquake based on field data and paleoseismology on the Ezinepazarı Fault (North Anatolian Fault Zone, Central Anatolia)
(Tübitak, 19.01.2023)The Ezinepazarı Fault (EPF) is an active segment that restricts the Niksar Basin in the central part of the North Anatolian Fault Zone and has been the source of the devastating Mw 8.0 earthquake in the last 100 years. ... -
Exergy Analysis of Graphene-Based Nanofluids in a Compact Heat Exchanger
(TURKISH SOCIETY OF THERMAL SCIENCES AND TECHNOLOGY, 2022)In this study, the exergy analysis of graphene-based nanofluids in a compact heat exchanger is examined. In experiments using distilled water as the base fluid, graphene nano-ribbon and graphene oxide nanofluids were used ... -
Experimental Analysis of Different Refrigerants’ Thermal Behavior and Predicting Their Performance Parameters
(2023)This study experimentally compares thermodynamic performance of R290 and R404A refrigerants in a refrigeration system. In the first part of the paper, energy analysis of the refrigeration system was performed at various ... -
Experimental and Density Functional Theoretical Analyses on Degradation of Acid Orange 7 via UV Irradiation and Ultrasound enhanced by Fenton Process
(Elsevier, 2023)In this study, Acid Orange 7 (AO7) removal from synthetic water by advanced oxidation processes was investigated. Within the scope of the study, individual and different integrated applications of Fenton re- action, ... -
Experimental and density functional theoretical analyses on degradation of acid orange 7 via UV irradiation and ultrasound enhanced by Fenton process
(05.04.2023)In this study, Acid Orange 7 (AO7) removal from synthetic water by advanced oxidation processes was investigated. Within the scope of the study, individual and different integrated applications of Fenton reaction, ... -
Experimental comparison of R290 and R600a and prediction of performance with machine learning algorithms
(2023)The use of alternative refrigerants is among the popular topics of the refrigeration industry. In the first part of this study, thermodynamic performances of R290 and R600a gases were compared in a vapor compression ... -
Experimental exergy analysis of low-GWP R290 refrigerant and derivation of exergetic performance equations with regression algorithms
(2023)This study analyses the derivation of performance equations for a refrigeration system operating with R290 and R404A refrigerants using different regression models. Results of pace regression for coefficient of performance ... -
Experimental Heat Transfer Analysis from Helical Coiled Tubes with the Same Surface Area
(2023)Helical coiled tubes are commonly used inserted in water storage tank. In this study, an experimental investigation was carried out to obtain heat transfer characteristics of different geometric dimensions in helical tubes ... -
Experimental insights toward carrier localization in in-rich InGaAs/InP as candidate for SWIR detection: Microstructural analysis combined with optical investigation
(15.01.2023)Hyperspectral imaging has been flourished thanks to the huge investigation of the infrared spectrum from NIR to LWIR bands. The ternary InGaAs has been investigated herein in the context of studying the structural ... -
Experimental insights toward carrier localization in in-rich InGaAs/InP as candidate for SWIR detection: Microstructural analysis combined with optical investigation
(15.01.2023)Hyperspectral imaging has been flourished thanks to the huge investigation of the infrared spectrum from NIR to LWIR bands. The ternary InGaAs has been investigated herein in the context of studying the structural ... -
Experimental Investigation of PV Panel Performance by Using PCM with Different Fin Geometries
(2023)During the photovoltaic (PV) conversion process, a significant amount of solar radiation is converted into heat, which increases the cell's temperature and reduces its efficiency. A system consisting of PCM and aluminium ... -
Experimental investigation of variable fin length on melting performance in a rectangular enclosure containing phase change material
(ELSEVIER, MAR 2023)The present study proposes a new technique to determine liquid fractions of phase change material during the melting process in a left-side heated rectangular enclosure. The effects of variable fin length arrangements on ... -
Experimental Study of Oxytetracycline Degradation Using Fenton-like Processes
(Springer, 2023)This study aimed to investigate the degradation efficiency of Oxytetracycline (OTC) using different Fenton processes. Fe2+ and nZVI reagents were used as Fenton reagents. To compare the effect on OTC degradation, Fenton ... -
Experimental study of seismic torsional behavior of reinforced concrete walls
(2022)In this paper, the seismic torsional behavior of reinforced concrete walls has been studied experimentally. Reinforced concrete walls having 7, 6, and 5 aspect ratios have been produced on a 1/2 scale. Three specimens ... -
Exploring potential biases towards blockbuster items in ranking-based recommendations
(Springer, 2022)Popularity bias is defined as the intrinsic tendency of recommendation algorithms to feature popular items more than unpopular ones in the ranked lists lists they produced. When investigating the adverse effects of popularity ... -
Extraction of sunflower oil with supercritical CO2: Experiments and modeling
(ELSEVIER SCIENCE BV, 2006)Extraction of sunflower oil from sunflower seeds (Heliantus annuus L.) using supercritical CO2 was studied. The shrinking core model was applied to the modeling of the packed-bed extraction process. The experimental data ... -
Fabrication and Characterization of High Performance PVDF-based flexible piezoelectric nanogenerators using PMN-xPT (x: 30, 32.5, and 35) particles
(Elsevier, 01/06/2023)Flexible piezoelectric nanogenerators based on polyvinylidene difluoride (PVDF) and lead magnesium niobate-lead titanate Pb(Mg1/3Nb2/3)O3–PbTiO3(PMN-xPT compositions for x between 30 and 35) particles with various filler ... -
Fabrication of polypyrrole enveloped reduced graphene oxide/iron oxide and determination of its photothermal properties
(2022)Recently photothermal therapy has been viewed as an alternative to cancer treatment methods, fabrication of photosensitizing agents with high photothermal conversion efficiency has gained importance. In this study, polypyrrole ...