Başlık için Mühendislik Fakültesi listeleme
Toplam kayıt 847, listelenen: 246-265
-
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 ... -
Effects of size reduction on the magnetic and magnetocaloric properties of NdMn2Ge2 nanoparticles prepared by high-energy ball milling
(Wiley-V C H Verlag Gmbh, 2015)A nanostructured NdMn2Ge2 sample is prepared by a high-energy ball-milling technique. the structural and magnetic properties of ball-milled nanopowder have been studied by high-resolution transmission electron microscopy ... -
Effects of the center of linear heating position on natural convection and entropy generation in a linearly heated square cavity
(Pergamon-Elsevier Science Ltd, 2020)Entropy generation and heat transfer caused by the natural convection in a square cavity, which is linearly heated from one of the vertical walls and uniformly cooled from the other vertical wall, is studied numerically. ... -
Effects of the equatorial electrojet on FM-based passive radar systems
(Ieee-Inst Electrical Electronics Engineers Inc, 2017)Passive radar systems operate by employing cooperative or noncooperative radio signals in the environment in order to sense remote targets. This particular feature of passive radar systems provides unique opportunities to ... -
Effects of the stiffness of an inclusion on the mechanical behavior of an aluminum alloy plate with a lateral notch
(Techno-Press Original language, 2024)This study delves into the interaction dynamics between lateral notches and inclusions, providing valuable insights for more effective engineering of structural components. By employing the finite element method, the ... -
Effects of titanium addition on structural, mechanical, tribological, and corrosion properties of Al-25Zn-3Cu and Al-25Zn-3Cu-3Si alloys
(Elsevier, 2020)To investigate the effect of grain refinement on the material properties of recently developed Al-25Zn-3Cu based alloys, Al-25Zn-3Cu, Al-25Zn-3Cu-0.01Ti, Al-25Zn-3Cu-3Si and Al-25Zn-3Cu-3Si-0.01Ti alloys were produced by ... -
Effects of ultraviolet light on B-doped CdS thin films prepared by spray pyrolysis method using perfume atomizer
(Elsevier Science Bv, 2013)Boron doped CdS thin films were deposited by spray pyrolysis method using perfume atomizer. the effects of ultraviolet light on the structural, optical and electrical properties of B-doped CdS thin films were investigated ... -
Effects of WEDM and AWJ cutting methods on induction motor efficiency and total magnetic losses: Experimental design and response surface methodology
(Elsevier, 2023)In this study, the effect of cutting electrical steel laminations using abrasive water jet (AWJ) and wire electrical discharge machining (WEDM) techniques on 5.5 kW induction motor efficiency (MEfficiency) and total magnetic ... -
Efficiency improvement for a DC-DC quadratic power boost converter by applying a switch turn-off lossless snubber structure based on zero voltage switching
(Kaunas Univ Technology, 2018)So as to keep the converter in small size, high switching frequencies are normally used. As a result, in higher frequencies, switching losses seriously affect the efficiency. Current and voltage stresses on power switch ... -
Efficient Tm:YAG and Tm:LuAG lasers pumped by 681 nm tapered diodes
(OSA - The Optical Society, 2019)In this paper, we present highly efficient continuous-wave (cw) laser operation of Tm:YAG and Tm:LuAG lasers pumped by high-brightness red tapered diodes. The single-emitter tapered diode lasers (TDLs) provide up to 1 W ... -
Efficient Tm:YAG and Tm:LuAG lasers pumped by red tapered diodes
(Institute of Electrical and Electronics Engineers Inc., 2019)Eye-safe, diode-pumped all-solid-state lasers working in the 2 ?m region are favourable for many applications including remote sensing, medicine, and gas sensing. Tm-doped crystals such as Tm:YAG and Tm:LuAG are among the ... -
Efficient Tm:YAG and Tm:LuAG lasers pumped by red tapered diodes - 2
(OSA - The Optical Society, 2019)Eye-safe, diode-pumped all-solid-state lasers working in the 2 ?m region are favourable for many applications including remote sensing, medicine, and gas sensing. Tm-doped crystals such as Tm:YAG and Tm:LuAG are among the ... -
Ekvatoral elektrojetin çok katmanli iletişim kanalı olarak modellenmesi ve FM radyo sinyalleri üzerindeki etkilerinin incelenmesi
(Institute of Electrical and Electronics Engineers Inc., 2017)Equatorial Electrojet is a narrow current stream flowing to the east during daytime hours in the low-latitude ionospheric E region. This current acts as a channel and can cause distortions in the signals used for passive ... -
Electrochemical energy storage capacity of surface engineered renewable carbon derived from Industrial tea waste by HNO3 and K2CO3
(Pleiades Publishing, 2023)Direct electrical energy storage by supercapacitors is the leading energy storage technology. The performance of supercapacitors depends mainly upon the electrode material constituents. Carbon is the preferred energy storage ... -
Electrochemical evaluation of titanium (IV) oxide/polyacrylonitrile electrospun discharged battery coals as supercapacitor electrodes
(Wiley-V C H Verlag Gmbh, 2020)The TiO(2)nanoparticles are electrospun with polyacrylonitrile (PAN) polymer solution onto the discharged battery coal (DBC) electrode and the results are evaluated as a supercapacitor. the morphology and chemical composition ... -
Electrochemical properties of coumarin 500 encapsulated in a liquid crystal guided electrospun fiber core and their supercapacitor application
(Amer Chemical Soc., 2022)Here, we first report a study on coumarin 500 and liquid crystal including polyacrylonitrile nanofibers in terms of synthesis, characterizations, and supercapacitor performances. SEM, POM, FTIR, and DSC measurements showed ...
