Başlık için Fen Fakültesi listeleme
Toplam kayıt 1564, listelenen: 1511-1530
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Yağ Dokusu Kökenli Mezenşimal Kök Hücrelerinin Farklı Pasajlarda Karakterizasyonu
(Fen Bilimleri Enstitüsü, 2014)Adipose tissue represents an attractive and abundant stem cell source for both cellular therapy and regenerative medicine. It is clear that mesenchymal stem cells (MSCs) have significant therapeutic potential because of ... -
Yakıt Hücresi Uygulamaları İçin Stiren-(Etilen-Bütilen)-Stiren (Sebs) Esaslı Kompozit Polielektrolit
(Fen Bilimleri Enstitüsü, 2013)SEBS (styrene-(ethylene-buthylene)-styrene) is a triblock copolymer exhibiting both thermoplastic and elastomeric properties. In case of functionalization via sulfonic acid groups (SO3H) with a suitable method, proton ... -
Yangın Olaylarında Bazı Taksonların Polen Morfolojilerindeki Değişikliklerin Saptanması
(Fen Bilimleri Enstitüsü, 2017)Fire is a chemical reaction that causes some physical effects in where it starts and close environments. Therefore fire investigators should know enough information about physical and chemical properties of some materials. ... -
Yangın Sıklığı Ve Vejetasyon Örtüsünün Akdeniz Vejetasyonu Dinamikleri Üzerine Etkisinin Modellenmesi
(Fen Bilimleri Enstitüsü, 2018)In the last century, global changes have resulted in changes in fire regimes and vegetation structure in the Mediterranean basin. In this study, long-term effects of fire frequency on vegetation dynamics were examined using ... -
Yanma Yöntemiyle Tio2 Sentezi, Karakterizasyonu ve Adsorpsiyon Özellikleri
(Fen Bilimleri Enstitüsü, 2015)In this study, titanium (IV) oxysulfate was used as titanium source, and titanium dioxide was synthesized by solution combustion method. Glycine was set as suitable fuel and the amount of fuel, reaction time and reaction ... -
Yapay Sinir Ağları (Ysa) Kullanılarak Taban Büyük Omurgasızlarının Modellemesi
(Fen Bilimleri Enstitüsü, 2015)Models are useful to predict communities in watercourses based on the abiotic characteristics of their aquatic environment. Back-propagation Artificial Neural Networks (ANN) were tested with the aim of modelling the ... -
Yapay Sinir Ağları ve Regresyon Yöntemleri ile Hisse Senedi Getirilerinin Tahmini: Bist-30 Üzerine Bir Uygulama
(Fen Bilimleri Enstitüsü, 2021)With the rapid development of technology in the world in recent years, many innovations have emerged in the field of artificial intelligence. With these innovations, one of the most used areas of artificial intelligence ... -
Yarı İletken Polimerlerin Bant Aralıklarının ve Osilatör Güçlerinin Kuantum Mekaniksel Yöntemlerle Araştırılması
(Fen Bilimleri Enstitüsü, 2020-02-19)In recent years, polymers have started to replace metals in many applications with the discovery of their conductivity. Easy preparation, low costs, corrosion resistance and light weight of polymers make them advantageous ... -
Yarı Parametrik Regresyon Modelinde Etkili Gözlem Analizi
(Fen Bilimleri Enstitüsü, 2012)The aim of thesis is to develope diagnostics, used to detect influential observations in linear regression model, for semiparametric regression model and examine whether the developed diagnostics are successful or not in ... -
Yaşam Çözümlemesinde Aykırı Değerler
(Fen Bilimleri Enstitüsü, 2014)Survival analysis is a collection of statistical methods for analyzing data where the outcome variable is the time until the occurrence of an event of interest. Outliers are the individuals whose survival time is not ... -
Yaşam Çözümlemesinde Eş Zamanlı Yaşam Süreleri
(Fen Bilimleri Enstitüsü, 2015)Survival analysis is generally defined as a set of methods for analyzing data where theoutcome variable is the time until the occurrence of an event of interest. -
Yaşam Çözümlemesinde İyileşme Modelleri
(Fen Bilimleri Enstitüsü, 2017)Survival analysis is generally defined as a group of statistical methods for analyzing the data where the outcome variable is the time until the occurrence of an event of interest. Various statistical models differ than ... -
Yaşam Çözümlemesinde Kümelenmiş Başarısızlık Süresi
(Fen Bilimleri Enstitüsü, 2018)Survival analysis is a collection of statistical methods for analyzing data where the outcome variable is the time until the occurrence of an event of interest. The time is called "failure time" or "survival time". Here, ... -
Yaşam Çözümlemesinde Yapısal Eşitlik Modelleri
(Fen Bilimleri Enstitüsü, 2019)Survival analysis is a collection of statistical methods developed to examine the time elapsed until a given event occurs. The fact that the exact time of occurrence of the event is not known is defined as a discrete-time ... -
Yaşam Çözümlemesinde Zayıflık Modelleri
(Fen Bilimleri Enstitüsü, 2015)The subject of survival analysis is the status of an event, whether it takes place or not in an observation process. Various statistical methods differ than classical methods have been used in survival analysis.The Cox ... -
Yaşam Verilerinin Meta Analizi
(Fen Bilimleri Enstitüsü, 2013)Nowadays, with the increasing number of studies, it is conferred that many studies conducted with different samples on the same topic, have different results from each other. Meta analysis is the statistical method which ... -
Yazılım Test Planlama ve Raporlama Aracı'nın Tasarlanması ve Kodlanması
(Fen Bilimleri Enstitüsü, 2019-09-27)In today's software world, besides increasing the expectation of quality software, planning of software testing activities and efficient use of resources is gaining importance due to constraints of qualified personnel, ... -
Yeni 1,3-Disübstitüe Formazan ve Bis-Formazanların Sentezi ve Yapılarının Spektroskopik Yöntemlerle Aydınlatılması
(Fen Bilimleri Enstitüsü, 2013)Formazans have drawn attention of chemists, biologists and researches that develop new Technologies because of their wide range of use due to having conjugated n bonds in their structures, their tendency to under ... -
Yeni Bir Kolorimetrik Kemosensör ile Siyanür İyonlarının Spektrofotometrik Tayini
(Fen Bilimleri Enstitüsü, 2022-09-21)In this study, a new chemosensor 5-chloro-2-(2'-hydroxyphenyl)benzothiazole (Cl-HPBT) was used for the determination of cyanide (CN-) ions in water samples. The sensing properties of Cl-HPBT for cyanide determination were ... -
Yeni Bodipy Bileşiklerinin Sentezi ve Spektral Özelliklerinin İncelenmesi
(Fen Bilimleri Enstitüsü, 2013)BODIPY molecules are the fluorescent molecules which have been extensively studied in last years because of their properties like high photostability and quantum yield, easy synthesis and facile alteration of their ...