Başlık için Mühendislik Fakültesi listeleme
Toplam kayıt 559, listelenen: 535-554
-
Ultra-broadband long-wavelength infrared metamaterial absorber based on a double-layer metasurface structure
(OSA - The Optical Society, 2017)In this paper, we report a metamaterial absorber design that achieves a broad absorption band encompassing the whole long-wavelength infrared (LWIR) region. The structure consists of two parallel metasurfaces buried in an ... -
Ultrasonic pretreatment of carrot slices: Effects of sonication source on drying kinetics and product quality
(Acad Brasileira De Ciencias, 2019)In this study effects of ultrasonic pretreatment with different sonication sources on drying behavior of carrot slices were evaluated. Fresh carrot slices were pretreated with ultrasonic probe at 65, 75 and 85 W or ultrasonic ... -
Ultrasonic treatment of baker's yeast effluent using SnO2/TiO2 composite
(De Gruyter Open Ltd, 2017)In this study, ultrasonic treatment of baker's yeast effluent was investigated in an ultrasonic homogenizer emitting waves at 20 kHz. The SnO2/TiO2 composites were used as a sonocatalyst to assist the sonication process. ... -
The use of co-polymer flocculants for the elimination of the environmental effects of wastewater of a coal washer and design of a thickener for supplies of fresh water
(Taylor and Francis, 2013)A washing plant belonging to Özberil Mining Co. (Denizli/Turkey) has a 50 t/h of capacity and coal was washed with heavy media separation to increase its quality. Wastewaters of coal tailing streams of the washing plant ... -
The use of factorial design for modeling membrane distillation
(2010)A two-level factorial experimental design was used to investigate the influence of the main operating parameters on evaporation flux and soluble solid content of apple juice during concentration through osmotic distillation ... -
The Use of Machine Learning Approaches for the Diagnosis of Acute Appendicitis
(Hindawi Ltd, 2020)Acute appendicitis is one of the most common emergency diseases in general surgery clinics. It is more common, especially between the ages of 10 and 30 years. Additionally, approximately 7% of the entire population is ... -
Utilization of carrot (Daucus carota L.) fiber as a filler for chitosan based films
(Elsevier Sci Ltd, 2020)Agricultural by-products, employed as bio-based fillers, provide opportunities to develop new packaging alternatives based on biopolymers. In this study, carrot fibers (CF) and microcrystalline cellulose (MCC) were ... -
Uzun-Kısa Süreli Bellek Ağı Kullanarak Global Güneş Işınımı Zaman Serileri Tahmini
(2019)Global güneş ışınımı tahmini, güneş enerjisi sistemlerinin etkin yönetimi ve işletilmesinin yanı sıra gelecekteki enerji üretimi hakkında güvenilir bilgi sağlamak için giderek daha fazla önem kazanmaktadır. Bu çalışmada, ... -
Üç ayrık ölçüme dayalı parabol algoritması ile termoelektrik modülün Imax, Vmax ve Emax parametrelerinin belirlenmesi
(Gazi University, 2016)Termoelektrik (TE) modüllerin performansının belirlenmesi amacıyla çeşitli metotlar geliştirilmiştir. Bunlardan biri de Ahıska vd. tarafından geliştirilen sıcaklık, akım ve gerilim gibi kolaylıkla ölçülebilir parametreleri ... -
Üç-fazlı dizel emülsiyon yakıtlarının motor performansı ve egzoz emisyonlarına etkisi
(Gazi Üniversitesi, 2013)Dizel motorları düşük yakıt tüketimlerinden dolayı hem kara hem de deniz taşımacılığında yaygın şekilde kullanılmaktadırlar. Ancak dizel motorlarından kaynaklanan zararlı azot oksit (NOx) ve is emisyonları insan sağlığını ... -
Üniversite yerleşkelerinde Wi-Fi erişim noktaları kullanılarak konum belirleme çalışması
(Süleyman Taşgetiren, 2014)Üniversite yerleşkelerinde öğrenci, personel ve misafir özelliklerine sahip bireylerin konum bilgileri üniversite internet sistemi içerisinde yer alan kablosuz ağlar yardımıyla belirlenerek onlar için hazırlanmış olan ... -
A validated RP-LC method for salmeterol and fluticasone in their binary mixtures and their stress degradation behavior under ICH-recommended stress conditions
(Maik Nauka Publishing / Springer SBM, 2014)Simple, accurate, precise and fully validated analytical methods for the simultaneous determination of salmeterol xinafoate and fluticasone propionate in combined dosage forms have been developed. These drugs were exposed ... -
Validation of a modified QuEChERS method for the determination of 167 pesticides in milk and milk products by LC-MS/MS
(Springer New York LLC, 2018)A liquid chromatography tandem mass spectrometry (LC-MS/MS) method with modified QuEChERS (quick, easy, cheap, effective, rugged and safe) extraction cleaning process was comprehensively validated for determination of 167 ... -
Variability modelling and balancing of stochastic assembly lines
(Taylor and Francis Ltd., 2016)In a production flow line with stochastic environment, variability affects the system performance. These stochastic nature of real-world processes have been classified in three types: arrival, service and departure process ... -
Velocity field and turbulence effects on heat transfer characteristics from surfaces with V-shaped ribs
(2012)The flow field of smooth surfaces and surfaces with V-shaped ribs (V-SR) was studied experimentally with a Laser-Doppler Anemometry (LDA) system. In addition, heat transfer characteristics were experimentally investigated. ... -
Wear and Service Life of 3-D Printed Polymeric Gears
(MDPI, 2022)Plastic gears are mostly used in the textile, food, and automotive industries due to their silent operation, corrosion resistance, and light and cheap advantages. Plastic gears are generally manufactured by injection molding ... -
Web based evaluation of earthquake damages for reinforced concrete buildings
(Techno Press, 2017)The first determination and assessment of the damages to structures after the earthquake is important for preventing increase in loss of life and property that may occur in later times. When rapid damage assessment is ... -
Web tabanlı uzaktan eğitimde sıra, hız ve içerik kontrellerinin akademik başarıya etkisi
(Gazi Üniversitesi, 2008)Bu araştırmada, web tabanlı uzaktan eğitim sistemlerinde öğrenenlere sunulan içerik, sıra ve hız kontrollerinin öğrenenin akademik başarısı üzerindeki etkilerinin belirlenmesi amaçlanmıştır. Araştırma, bu genel amaç ... -
Weighted superposition attraction-repulsion (WSAR) algorithm for truss optimization with multiple frequency constraints
(Elsevier Science Inc, 2021)Structural optimization of truss structures under multiple frequency constraints is a highly nonlinear and complex optimization problem with non-convex solution space. The optimization method used to solve mentioned problem ... -
Wide bandwidth absorption in the MWIR region using a thin and simple metamaterial absorber
(Institute of Electrical and Electronics Engineers Inc., 2017)In this study, metamaterial absorber structures that operate in the mid-wave infrared (MWIR) region are presented. The advantage of the design stems from the high absorptance in the region of interest and the ease of ...
