Browsing Fen Bilimleri Enstitüsü by Title

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  • The isolation and identification of sesquiterpene lactone constituents of the plants Centaurea Cheirolopha Wagenitz and Centaurea Cuneifolia sm. 
    Yetüt, İzlem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1998., 1998.)
    The aim of this study is the isolation and identification of the physiologically active terpenic constituents of the plants Centaurea cuneifolia Sm. (Compositae) and Centaurea cheirolopha Wagenitz (Compositae). Former ...
  • The maximum acyclic matching problem 
    Çelebi, Cemre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The aim of this thesis is to develop exact and heuristic methods to solve the Maximum Acyclic Matching problem, which deals with obtaining maximum matching such that the subgraph induced by saturated vertices is acyclic. ...
  • The maximum stable set problem in perfect graphs 
    Düzgün, Ahmet Çağrı. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    Maximum Stable Set (MSS) problem is a well-known problem in graph theory. It is an NP-hard problem in general graphs and it has been extensively studied due to both its theoretical and practical importance. On the other ...
  • The mean values of the functional equation factor x at the zeros of (s) and L 
    Banli, Kübra. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this work, we calculate some mean values of the functional equation factor at the zeros of derivatives of Riemann zeta function and Dirichlet L-functions.
  • The microprocessor-controlled duplex lift system 
    Özcan, Abdulkadir. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    The application areas qf microprocessors have been growing recently. In addition to various areas, efficient and reliable results can be obteined in duplex elevator control systems. The object of this thesis is to apply ...
  • The molecular basis of alpha-thalassemia in Turkey: |establishment and application of PCR-based methods 
    Taştan, A. Özlem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1996., 1996.)
    As in many other Mediterranean countries, hemoglobinopathies, especially thalassemias pose a major health concern in the Turkish population. Alpha-thalassemias, which may be the most common genetic disorders of human being, ...
  • The molecular dissection of ataxias in Turkey and the impact of whole exome sequencing in their precise differential diagnosis 
    Koçoğlu, Cemile. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    Ataxias are a diverse group of genetically, clinically and mechanistically heterogeneous neurodegenerative disorders. There is significant overlap in the phenotype of different subtypes of ataxia, which can also manifest ...
  • The molecular landscape of ALS in Turkey: A multifaceted approach to the complex genetics of ALS 
    İskender, Ceren. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Amyotrophic lateral sclerosis (ALS) is a progressive neurodegenerative disease (NDD), characterized by degeneration of both upper and lower motor neurons leading to muscle wasting. With an incidence of two and a prevalence ...
  • The myelination puzzle: do fibroblast growth factors and their receptors have regulatory roles in peripheral nerve myelination? 
    Dağlıkoca, Emine Duygu. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Axon-Schwann cell interaction is the key step in myelination and critical in the pathogenesis of peripheral neuropathies. Molecules mediating this interaction to promote the complex mechanism of myelination have not been ...
  • The noticing skills of novice mathematics teachers who have different teacher perspectives 
    Yıldırım, Kübra. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    The aim of this study was to investigate novice teachers' perspectives and noticing skills simultaneously in order to determine the relation between them. To examine the research question \What are the noticing skills of ...
  • The optimum software release problem 
    Angün, M. Ebru. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1998., 1998.)
    The determination of the optimum software release time is an important problem in software engineering. There is an apparent trade-off between the reliability of the software and its cost. Thus, in many commercial software ...
  • The ordinary component of l-isogeny graph of elliptic curves 
    Kaytancı, Kübra. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    In this thesis, our aim is to understand `-volcanoes which are ordinary compo nents of `-isogeny graphs of elliptic curves over finite fields under certain conditions. In 1996, the structure of isogeny graphs of elliptic ...
  • The performance of the SPT-T rule on a multiproduct, multifacility production system 
    Şahin, Orhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1982., 1982.)
    This thesis presents a payment scheduling problem with bonus and penalty where both the client and the contractor are considered. In the study, an equitable solution is sought to determine the amount and timing of the ...
  • The pinch design method for the synthesis of optimal heat exchanger networks 
    Özgülşen, Fatih. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1988., 1988.)
    In this work. computer programs, HEXNET and DESIGN, which are developed to perform the synthesis of optimal heat exchanger networks are presented. Most recently developed method, namely, the Pinch Technique is utilised for ...
  • The possible involvement of SIK2 in diabetic retinopathy 
    Ersoy, Burcu. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Diabetic Retinopathy (DR) is one of the most common complications of diabetes and in advanced stages it is characterized by vascular abnormalities and neuronal degeneration. It is widely accepted that the functional changes ...
  • The precipitate evolution in the nickel-based superalloy IN738LC 
    Erdeniz, Dinç. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    IN738LC is a polycrystalline, nickel-based superalloy, which is widely utilized in a variety of applications such as jet engines and land-base gas turbines. This material provides high performance at temperatures above ...
  • The predict - observe - explain instruction coupled with reflective journal writing for teaching electricity and magnetism: a quasi - experimental study with grade 10 students 
    Akkılık, Erhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    The main purpose of this quasi-experimental study was to explore the effectiveness of ―Predict-Observe-Explain instruction coupled with Reflective Journal Writing‖ (POE-RJW) over POE instruction or Traditional Instruction ...
  • The predicted environmental distribution of substituted benzene derivatives 
    İşeri, Reyhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1986., 1986.)
    The aim of this study is to calculate environmental equilibrium distributions of substituted benzenes and thus to indicate where each of them goes and what relative concentrations they adopt i n the environmental compartments. ...
  • The production of thermally conductive thermoplastic polymers with metallic or carbon fillers 
    Türel, Tankut. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    Thermal conductivity values of organic polymers are extremely low. Therefore, they are used as thermal insulating materials in many applications. In recent years, especially in electrical and electronics industry, plastic ...
  • The projection of mean temperature and precipitation for Ethiopia, Banglandesh, and Netherlands 
    Aydın, Gamze. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Climate change is an important problem for today and it will also continue to be an important problem for the future. The purpose of this thesis is to analyze the future of the climate through climate modelling in 3 countries ...

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