Browsing Fen Bilimleri Enstitüsü by Title

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  • Onur, Ertan. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Surveillance wireless sensor networks are deployed at border locations to detect unauthorized intrusions. For deterministic deployment of sensors, the quality of deployment can be determined sufficiently well by analysis ...
  • Uğur, Deniz. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In today’s world, sustainable development and green technology concepts are pronounced more than ever, which force tighter efficiency measures and implementation of energy saving solutions to every applicable system. Wear ...
  • Durukan, Meriç. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    This thesis is concerned with scene mapping by a mobile robot using point cloud data. It is a complex process that requires the robot to segment the incoming data, represent it compactly and e ciently, and then use the ...
  • Şahin, Arife. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The main purpose of this study is to describe secondary school (5th – 12th grade) mentor teachers’ mentoring conceptions and motivations. It is also aimed to examine relationship between mentoring conceptions and motivations. ...
  • Köçer, S. Emir. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    Molecular dynamics is an e ective numerical simulation technique for investigating material behavior at an atomistic scale, where simulated motions of atoms and molecules within a physical system are governed by Newtonian ...
  • İşsever, Reyhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In the textile industry, spinning process is one of the most important stages to determine the yarn structure, on which the desired fabric properties highly depend, throughout the manufacturing chain. In the production of ...
  • Gerçek, İsmail. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    In interventional procedures imaging plays an important role, as quick and accurate determination of the interventional device position and tissue structures are crucial for the procedure. Usually interventional procedures ...
  • Karaarslan, Ayşe Gönül Tanuğur. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    In this thesis, we propose three reverse logistics models in which we address the problem of locating collection centers of a profit seeking company that aims to collect used products (cores) from product holders via a ...
  • Kabakulak, Banu. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Channel coding is the term used for the collection of techniques that are employed in order to minimize errors which occur during the transmission of digital information from one place to another. Low–density parity–check ...
  • Özer, Serdar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1986., 1986.)
    Increasing importance of automation in manufacturing operations obliged the system designers to create large production systems that directly couple many stages of processing machinery. Since high capital investment is ...
  • Coşandal, İsmail. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    Non-Orthogonal Multiple Access (NOMA) has emerged as a promising technique to satisfy the high demand of users in future wireless networks. The NOMA literature is heavily based on Power-Domain NOMA (PD-NOMA), which inherently ...
  • Tanıker, Semih. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this study, three-dimensional (3D) phononic band gap structures are investigated. First, in nite and nite periodic simple cubic, body centered cubic and face centered cubic lattices with and without inertial ampli ...
  • Acar, Berkay. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Metamaterials are materials that are modified to bring in particular desired properties that are not inherited from original substance. Using number of techniques, materials can be engineered to have completely different ...
  • Solak, Selen. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Design and characterization of polymer-fullerene bulk heterojunction solar cells were experimentally studied in this study. In the experiments, ITO or highly conductive PEDOT:PSS coated glasses were used as anode, P3HT and ...
  • Çamlı, Berk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    MRI is an imaging technique frequently used in medicine and related elds. Advantages associated with it are the acquisition of images with higher contrast and exibility in computational environment. MRI is also desirable ...
  • Şimşek, Ebru. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    This thesis studies the design and construction of Turkey’s first 1 MeV cyclotron. The iron yoke, electromagnets and vacuum chamber, which are its main components, have been constructed. Electrically insulated electromagnets ...
  • Akbulut, Dursun. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    The subject of this thesis is to provide a coherent picture of the components and methods involved i n neutron radiography, that is by now a proven technique in non destructive testing. Having presented a detailed picture ...
  • Yıldızcı, Zaynab Shahadad. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Resistive Plate Chambers (RPCs) are gaseous particle detectors that are used in various applications requiring coverage of large volumes with good time and position resolution, such as detection of muons in high-energy ...
  • Öztemel, Mehmet. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    We present a very simple, cryptographically secure, inexpensive and contactless biometric identity veri cation system. The system we propose is a printout of individual's biometric feature (pictorial data) such as face, ...
  • Çağlayan, Barlas. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1982., 1982.)
    Measurements of electric.Field dependence of conductivity of semiconductor thin Films are very important in understanding the electrical characteristics of these materials. In these measurements it is necessary to use a ...

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