Güncel Gönderiler: WoS İndeksli Yayınlar Koleksiyonu
Toplam kayıt 1814, listelenen: 1061-1080
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Dynamic Characteristics of a Prototype Arch Dam
(Springer, 2011)This study determines the dynamic characteristics of a prototype arch dam-reservoir-foundation system using Operational Modal Analysis method. Achievement of this purpose involved construction of a prototype arch ... -
Neuro sliding mode control of quadrotor UAVs carrying suspended payload
(Taylor & Francis Ltd, 2021)In this paper, a neuro-sliding mode controller (SMC) has been designed for a quadrotor transporting a suspended payload. SMCs are very efficient under uncertain conditions. However, if the uncertain dynamics change over ... -
Nature of clays in Late Cretaceous dacitic rocks in the eastern Sakarya Zone (NE Turkey): a geochemical and isotopic approach
(Scientific Technical Research Council Turkey-Tubitak, 2020)Late Cretaceous felsic rocks are common in the eastern Pontides (NE Turkey). These rocks developed as an island arc from the Jurassic to the Miocene; they also host numerous volcanogenic massive sulfide deposits. The Late ... -
EFFECTS OF STRAND CONFIGURATION ON PRE-TENSIONED I-GIRDERS
(Yildiz Technical Univ, 2018)The purpose of this paper is to examine the effect of strand configuration on the behavior of precast, pre-tensioned concrete I-girders by considering design load components for highway bridges as dead loads and equivalent ... -
COMPARISON OF TREE-BASED CLASSIFICATION ALGORITHMS IN MAPPING BURNED FOREST AREAS
(Assoc Surveyors Slovenia, 2020)In this study, we compared the performance of tree-based classification algorithms - Random Forest (RF), Rotation Forest (RotF), J48, The Alternating Decision Tree (ADTree), Forest by Penalising Attributes (Forest PA), ... -
APPLICATION OF CRANK-NICOLSON METHOD TO A RANDOM COMPONENT HEAT EQUATION
(Yildiz Technical Univ, 2020)In this study, the solution of a random component heat equation is obtained by using Crank-Nicolson Method. The initial condition of this equation is examined by Normal distribution. The expected value and variance of ... -
Geochemical and Sr-Nd isotopic characteristics of Murgul (Artvin) volcanic rocks in the Eastern Black Sea Region (Northeast Turkey)
(Elsevier Gmbh, 2014)The studied volcanic rocks are footwall and hanging wall dacites from the Murgul mine and the surrounding area. Moreover, the hanging wall dacites contain enclaves. Footwall dacite contains biotite, whereas hanging wall ... -
Seismic Performance Assessment of Masonry Tile Domes through Nonlinear Finite-Element Analysis
(Asce-Amer Soc Civil Engineers, 2012)This article discusses a combined analytical and experimental study on the nonlinear seismic performance of two Guastavino-style masonry domes located in the United States. The seismic performance of these masonry domes ... -
Effect of working pressure and post-annealing on structural, optical and electrical properties of p-type NiO thin films produced by RF magnetron sputtering technique
(Springer Heidelberg, 2021)Nickel oxide (NiO) films were deposited on glass and silicon substrates using a Ni target by radio-frequency (RF) sputtering at various working pressure ranging from 5 to 20 mTorr. The films were annealed for 2 h at 400 ... -
Synthesis, X-Ray Structural, Characterization, NLO, MEP, NBO, and HOMO-LUMO Analysis Using DFT Study of Co(II)bis(3,4 dimethoxybenzoate)bis(nicotinamide) Dihydrate
(Taylor & Francis Ltd, 2015)A suitable single crystal of Co(II)bis(3,4 dimethoxybenzoate)bis(nicotinamide) dihydrate, formulated as C30H38N4O14Co,(I). According to experimental data, the complex can be characterized in the solid state as mononuclear, ... -
Synthesis of new 1,2,4-triazole compounds containing Schiff and Mannich bases (morpholine) with antioxidant and antimicrobial activities
(Taylor & Francis Ltd, 2016)Compound 2 was synthesized by reacting CS2/KOH with compound 1. The treatment of compound 2 with hydrazine hydrate produced compound 3. Then, compound 3 was converted to Schiff bases (4a-d) by the handling with several ... -
THE EFFECT OF COOKING ON TOTAL POLYPHENOLIC CONTENT AND ANTIOXIDANT ACTIVITY OF SELECTED VEGETABLES
(Taylor & Francis Inc, 2014)The aim of this study to investigate the effect of different cooking methods (boiling, steaming, stir-frying, and microwaving) on the total polyphenolic content and total antioxidant activity of selected vegetables (beet, ... -
Use of polyvinyl chloride (PVC) powder and granules as aggregate replacement in concrete mixtures
(Walter De Gruyter Gmbh, 2016)Concrete is one of the materials in which polymer wastes are utilized. Generally, these wastes are added at specific rates in scientific studies but an important problem of waste polymers is size irregularity. Even when ... -
Fast and Accurate Classifier-Based Brain-Computer Interface System Using Single Channel EEG Data
(IEEE, 2018)In brain-computer interface system (BCIs), direct communication between humans and computers is performed by analyzing neural signals and transforming them into digital signals. In the continuation of our previous works, ... -
Hardware Friendly Early Stopping Structure For Polar Code
(IEEE, 2017)Polar code has become a major milestone in information theory field in recent times. Researchers are still observing more efficient encoding and decoding structures. In this study, a new WIB based structure is proposed ... -
Hardware Optimization for Belief Propagation Polar Code Decoder with Early Stopping Criteria Using High-Speed Parallel-Prefix Ling Adder
(IEEE, 2017)Belief propagation (BP) polar code decoder is well-studied from many aspects. This study proposes a hardware optimization to improve performance of polar BP decoder by modifying both processing element (PE) and early ... -
Outdoor efficiency analyses and comparison of on-grid CdTe and mu c-Si/a-Si thin-film PV systems for three years in Ankara - Turkey
(Wiley-V C H Verlag Gmbh, 2015)The present paper is mainly a comparison of the performances of two PV systems under outdoor conditions in Ankara. The systems are grid connected and consist of two PV arrays. The types of these PV arrays are CdTe thin ... -
Primula vulgaris extract induces cell cycle arrest and apoptosis in human cervix cancer cells
(Elsevier Science Bv, 2018)Primula vulgaris belongs to the genus Primula, members of which are frequently used in folk medicine. Various studies have investigated the cytotoxic effect of different Primula species, but there have been limited studies ... -
Synthesis and Determination of Some Biological Activities of Novel 2,4-Dinitrophenyl Derivatives
(Wiley-V C H Verlag Gmbh, 2015)The antioxidant and radical scavenging activities of the synthesized compounds 3, 5, and 6 were determined by various in vitro assays such as 2,2-azino-bis(3-ethylbenzthiazoline-6-sulfonic acid radical (ABTS(+)) scavenging, ... -
Adaptation of hurricane risk perception scale to earthquake risk perception and determining the factors affecting women's earthquake risk perception
(Springer, 2021)Worldwide studies show that gender is an important variable affecting disaster risk perception and that women have high levels of disaster risk perception. The objective of this study is to investigate women's earthquake ...
