Browsing Fen Fakültesi by Title
Now showing items 575-594 of 1564
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Forecasting Nonlinear Time Series With A Hybrid Methodology
(Pergamon-Elsevier Science Ltd, 2009)In recent years, artificial neural networks (ANNs) have been used for forecasting in time series in the literature. Although it is possible to model both linear and nonlinear structures in time series by using ANNs, they ... -
Forecasting Turkey Balance Of Trade With Box-Jenkins Models
(Bilgesel Yayincilik San & Tic Ltd, 2009)Foreign trade deficits are among the chronical problems of Turkey. Though export values have followed an increasing trend with the outward oriented development strategy adopted since 1980s, greater increase of import than ... -
Formatıon Of Copper Nanoclusters In The Presence Of Poly(Allyl Amıne)-Poly(Acrylıc Acıd) Complexes
(Fen Bilimleri Enstitüsü, 2013)Metal nanoclusters that are synthesized via chemical, thermal or ionizing radiation reduction of metal ions need stabilizing agent to prevent oxidation and coagulation. In this study, copper nanoclusters (Cu0) were synthesized ... -
FORMİL GRUBU İÇEREN PORFİRİN BİLEŞİKLERİNİN SENTEZİ VE TEPKİMELERİ
(Fen Bilimleri Enstitüsü, 2017)Porphyrin compounds such as chlorophyll and heme molecules and properties of these compounds have been an important research area in chemistry, biology, medicine and material science. Especially, highly conjugated macrocyclic ... -
Formulation and Anticancer Efficacy Evaluation of Polymeric and Cyclodextrin Nanocapsules Designed for Oral Application
(Fen Bilimleri Enstitüsü, 2014)The objective of this thesis was to design and in vitro-in vivo evaluate oral nanocapsules prepared from amphiphilic cyclodextrins (CD) or poly-ε-caprolactone (PCL) with anionic or cationic surface charge for the effective ... -
Fosfopeptitlerin Çözünmeyen Geçiş Metal Oksitleri Üzerinde Seçimli Zenginleştirilmesi ve Maldı-Ms İle Doğrudan Tayinleri
(Fen Bilimleri Enstitüsü, 2013)Post-translational modifications organize cellular activities. One of the most common post-translational modifications is phosphorylation. Phosphorylation is the reversible covalent attachment of one ore more phosphate ... -
Fotovoltaik Panellerde Gölge Ve Toz Etkisinin Analizi
(Fen Bilimleri Enstitüsü, 2018)In the present study, the effect of dust deposition and shade on 5 Watt mini photovoltaic (PV) panels was analyzed through outdoor fieldwork and indoor laboratory experiments. For the outdoor field tests, two groups of ... -
Fotovoltaik Sistemler İçin Prototip Batarya Yönetimi Sistemi Geliştirilmesi
(Fen Bilimleri Enstitüsü, 2021)An energy and battery management system (BMS) has a great importance in PV-battery system to increase the system efficiency and battery life. In this thesis, a prototype BMS that can provide energy and battery management ... -
Fotovoltaik Sistemlerde Verimliliği Etkileyen Faktörlerin İncelenmesi
(Fen Bilimleri Enstitüsü, 2018-09-28)Investments to renewable energy systems increase in recent years due to depletion threat of conventional resources. In this point, one of the developed energy systems technology is photovoltaic systems. By the help of ... -
Fractional Calculus And Certain Starlike Functions With Negative Coefficients
(Pergamon-Elsevier Science Ltd, 1995)A certain subclass T(n,p,lambda,alpha) of starlike functions in the unit disk is introduced. The object of the present paper is to derive several interesting properties of functions belonging to the class T(n,p,lambda,alpha). ... -
Freshwater Ciliates From Beytepe Pond In Ankara With New Records For Turkey
(Tubitak Scientific & Technical Research Council Turkey, 2016)In this study, the ciliate biota from four sites within a pond in Central Anatolia has been examined. A total of 57 species have been identified, 4 of which are newly recorded within the Turkish ciliate fauna, including ... -
Functional Characterization Of Avpr2 Mutants Found In Turkish Patients With Nephrogenic Diabetes Insipidus
(2017)Diabetes insipidus is a rare disorder characterized by an impairment in water balance because of the inability to concentrate urine. While central diabetes insipidus is caused by mutations in the AVP, the reason for ... -
Functionalized Nanoporous Track-Etched B-Pvdf Membrane Electrodes For Heavy Metal Determination By Square-Wave Anodic Stripping Voltammetry
(E D P Sciences, 2013)Track-etched functionalized nanoporous beta-PVDF membrane electrodes, or functionalized membrane electrodes (FMEs), are electrodes made from track-etched, poly(acrylic acid) (PAA) functionalized nanoporous beta-poly(vinylidene ... -
FUNGAL KAYNAKLI BASSİATİN’İN (3R,6R) MEME KANSERİ HÜCRE HATLARI ÜZERİNDEKİ ETKİSİNİN ARAŞTIRILMASI
(Fen Bilimleri Enstitüsü, 2017-06)Cancer causes millions of deaths which is considered as one of the most important diseases of our century. It causes psychologically debilitating effects in advanced stages as well as physical damages to the body. Scientists ... -
Further Results On Fibre Products Of Kummer Covers And Curves With Many Points Over Finite Fields
(Amer Inst Mathematical Sciences-Aims, 2016)We study fibre products of an arbitrary number of Kummer covers of the projective line over F-q under suitable weak assumptions. If q - 1 = r(n) for some prime r, then we completely determine the number of rational points ... -
Fusarium sp. İLE PİGMENT ÜRETİMİNİN ARAŞTIRILMASI
(Fen Bilimleri Enstitüsü, 2017)Pigments are important compounds used in different industries. In the food industry that they are most widely used, they are used as food additives, color enhancers and antioxidants. Although they can also be produced ... -
Fuzzy-Sets And Functions On Fuzzy Spaces
(Academic Press Inc Jnl-Comp Subscriptions, 1987)