Başlık için Mühendislik Fakültesi listeleme
Toplam kayıt 847, listelenen: 231-250
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The effect of solid boriding time on the structure, hardness and corrosion properties of AISI 5140 steel
(Maik Nauka/Interperiodica/Springer, 2020)In this study, AISI 5140 steel samples were borided in an electrical furnace at a temperature of 950 degrees C for 4, 6 and 8 h. Structural examinations, hardness measurement and corrosion tests were performed to determine ... -
Effect of strontium additions on the microstructural and mechanical properties of Al-17Si-4Cu-0.6Mg-3Zn (B390+2 wt%Zn) alloy
(Springer, 2022)One Al-17Si-4Cu-0.6Mg-3Zn (B390 + 2 wt%Zn) alloy and five B390 + 2 wt% Zn-Sr alloys were produced by permanent mold casting method. Microstructural evaluations were carried out with microscopic techniques. The phases of ... -
Effect of strontium and magnesium additions on the microstructure and mechanical properties of Al-12Si alloys
(Korean Inst Metals Materials, 2019)In this study, a binary Al-12Si, eight ternary Al-12Si-Sr, and six quaternary Al-12Si-0.1Sr-(0.2-1)Mg alloys were produced by permanent mold casting. It was observed that microstructure of the binary alloy consisted of the ... -
Effect of strontium on the microstructure, mechanical, and tribological properties of the Zn-40Al-2Cu alloy
(Springer, 2023)Zn-40Al-2Cu and Zn-40Al-2Cu-0.1Sr alloys were produced by permanent mold casting method. The microstructure, mechanical properties and wear resistance of the produced alloys were investigated. Microstructural examinations ... -
Effect of the specimen length on ultrasonic P-wave velocity in some volcanic rocks and limestones
(Pergamon-Elsevier Science Ltd, 2015)Ultrasonic P-wave velocity (UPV) is commonly used in different fields such as civil, mining, geotechnical, and rock engineering. One of the significant parameters which affect the UPV of rock materials is likely to be the ... -
The effect of the substitution of Cu for Mn on magnetic and magnetocaloric properties of Ni50Mn34In16
(Elsevier Science Bv, 2014)The influence of Cu substitution for Mn on magnetic and magnetocaloric properties has been investigated in Ni50Mn34-xCuxIn16 (x=1.3 and 1.6) Hensler alloys by using calorimetric and magnetic measurements. the temperature ... -
The effect of Total flowrate on the cooling performance of swirling coaxial impinging jets
(Springer, 2019)Thermal management ability of swirling coaxial confined impinging air jets (SCCIAJ) are experimentally studied for different total flowrate. the coaxial structure of the jet is provided by a nozzle which is a cylindrical ... -
Effect of using hybrid nanofluids as a coolant on the thermal performance of portable thermoelectric refrigerators
(Elsevier, 2022)This study investigated the effect of using hybrid nanofluids as a refrigerant in portable thermoelectric refrigerator applications on thermal performance. For this purpose, a cooling cabinet with an internal volume of 36 ... -
Effect of working conditions on the lubricated wear behavior of Zn-40Al-2Cu-2Si alloy in the as-aast and T6 heat-treated states
(ASME, 2022)In order to determine the effect of working conditions on the lubricated wear behavior of Zn-40Al-2Cu-2Si alloy in the as-cast and T6 heat-treated states, its tribological properties were studied at different oil flowrates, ... -
Effect of zinc content and cutting tool coating on the machinability of the Al-(5-35) Zn alloys
(Korean Inst Metals Materials, 2020)In this study, Al-5Zn, Al-15Zn, Al-25Zn and Al-35Zn alloys containing 5, 15, 25 and 35 wt% Zn, respectively were produced by permanent mold casting. Their microstructures and mechanical properties were investigated using ... -
Effectiveness of soil-structure interaction and dynamic characteristics on cable-stayed bridges subjected to multiple support excitation
(Korean Soc Steel Construction-Kssc, 2018)The purpose of the study is to determine the effects of multiple support excitations (MSE) and soil-structure interaction (SSI) on the dynamic characteristics of cable-stayed bridges founded on pile foundation groups. in ... -
Effects of aging state on the low-cycle fatigue properties of 2024 aluminum alloy
(Elsevier, 2024)To reveal the effects of aging state on the low-cycle fatigue (LCF) performance of 2024 Al alloy, LCF experiments were conducted on the 2024 Al alloy with three aging states (underaged (UA), peak-aging (PA) and overaged ... -
Effects of ceramic based pastes on electrochemical performance of solid oxide fuel cells
(Elsevier Sci Ltd, 2014)Various commercially available anode and cathode materials are investigated as the anode and cathode contact paste, respectively, for solid oxide fuel cells. in order to obtain a printable paste, chosen materials are mixed ... -
Effects of contact pressure and sliding speed on the unlubricated friction and wear properties of Zn-15Al-3Cu-1Si alloy
(Taylor & Francis Inc, 2016)The unlubricated friction and wear properties of Zn-15Al-3Cu-1Si alloy were studied over a range of contact pressure (1-5 MPa) and sliding speed (0.5-2.5 ms(-1)) for a sliding distance of 2,500m using a block-on-disc type ... -
Effects of Covid-19 outbreak on environment and renewable energy sector
(Springer, 2021)Many articles have been written in the medical field related to the Covid-19 outbreak that has surrounded the World and killed many people. However, its environmental and energy impacts have not been sufficiently studied. ... -
Effects of different cutting methods for electrical steel sheets on performance of induction motors
(Sage Publications Ltd, 2018)In this study, by cutting electrical steel stator laminations, one of the most important components of electrical machines by different cutting methods, the effects of these cutting methods on motor efficiency are investigated. ... -
Effects of extractive ammonia pretreatment on the ultrastructure and glycan composition of corn stover
(Frontiers Media Sa, 2019)Lignocellulosic biomass is highly recalcitrant and requires a pretreatment step to improve the enzyme accessibility and fermentable sugar yields during enzymatic hydrolysis. Our previous studies demonstrated the rearrangement ... -
The effects of freeze-thaw cycles and block size on the use of the Gümüşhane Granitoid (Gümüşhane/Turkey) as building stone
(Springer, 2021)The present study aims to examine the usability of the Gümüşhane Granitoid as a building stone taking into consideration the short-term freeze-thaw cycles and mean block volume. A total of 180 specimens were used in the ... -
Effects of mineral additives and age on microstructure evolution and durability properties of sand-reinforced cementitious mine backfills
(Elsevier, 2022)Cementitious paste/mine backfill (CMB/CPB) is a creative way to proficiently decrease the sum of sulfidic tailings. However, considering them as minor raw material and inadequacies in their gradation, OPC (costly and ... -
Effects of Na doping on CdS thin films and n-CdS/p-Si solar cells via chemical bath deposition method
(Korean Assoc Crystal Growth, Inc, 2017)Un-doped and Na doped CdS thin films were deposited by chemical bath deposition method. the effects of Na doping on structural, optical and electrical properties of CdS thin films and n-CdS/p-Si heterojunction were ...
