Browsing Fen Bilimleri Enstitüsü by Title

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  • Parametric amplifiers using tunnel diodes as negative resistance element 
    Karabekir, Mehmet Erhan. (Thesis (M.S.) - Robert College. Faculty of Graduate School of Engineering, 1965., 1965.)
  • Parametric analysis of ethylene oxide synthesis in a catalytic microchannel reactor 
    Eyvaz, Hatice. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    In this study, ethylene oxide synthesis over Ag/α-Al2O3 is investigated in a catalytic microchannel reactor by COMSOL software. Microreactors are ideal devices to investigate highly exothermic reactions like ethylene oxide ...
  • Parametric analysis of Fischer-Tropsch synthesis in a catalytic microchannel reactor 
    Gümüşlü, Gamze. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Fischer-Tropsch synthesis (FTS) is the catalytic conversion of synthesis gas, which is a mixture of carbon monoxide and hydrogen, to a wide range of synthetic fuels that can replace their petroleum-driven counterparts. FTS ...
  • Parametric finite element analysis of steel beams subjected to lateral torsional buckling 
    Şengül, Tuğkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Lateral torsional buckling is a failure criteria for beams in exure. The AISC de nes lateral torsional buckling as the buckling mode of a exural member involving de ection normal to the plane of bending occurring ...
  • Parametric human body modeling for virtual dressing 
    Uğur, Başar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    This thesis presents a parameterized 3D human body modeling tool based on shape interpolation. In order to have local control on shape interpolation, human body shape descriptions are anthropometrically segmented. Smooth ...
  • Parametric investigation of catalytic dry reforming of glycerol to synthesis gas 
    Bulutoğlu, Pelin Su. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Dry reforming of glycerol is a highly promising way for production of synthesis gas, as it involves catalytic conversion of CO2, a greenhouse gas that hit threatening levels, with glycerol, which is a renewable hydrocarbon ...
  • Parametric investigation of Ru-based catalysts for CO2 reforming of glycerol 
    Özden, Mert. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Glycerol is the major side product of the biodiesel production via transesterifi cation. Reforming processes of glycerol has started to draw attention due to increased biodiesel demand in the world. Apart from conventional ...
  • Parametric investigation of water gas shift over Pd based catalysts 
    Ertem, Özge. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    The purpose of this study is to investigate WGS reaction over Pd based catalysts, cheaper alternatives of Au and Pt, and explore the impact of reactor structuring on CO conversion. The Pd based catalysts used in this ...
  • Parametric study of catalytic CO hydrogenation for producing dimethyl ether 
    Can, Hatice Merve. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    The objective of this study is to examine the catalytic performance of bi-functional catalyst systems in direct synthesis of dimethyl ether (DME). Direct synthesis method involves two consecutive steps: methanol synthesis ...
  • Parametric study of reforming of glycerol to hydrogen over precious metal catalysts in a microchannel reactor 
    Ekici, Can. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    The purpose of this study is to construct a system to conduct glycerol steam reforming experiments in a microchannel reactor and to investigate how different parameters (temperature, steam-to-carbon ratio, total flow rate ...
  • Parametric study of water-gas shift reaction over Pt-based catalysts 
    Çağlar, Özgür Yaşar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this study, parametric investigation of low temperature water-gas shift reaction over Pt-based catalysts is carried out. Effects of reaction temperature, feed composition, catalyst particle size and reactor geometry on ...
  • Parking management strategies for sustainable transportation: a case study for Istanbul 
    Barhani, Edison. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    The rapid growth of the transportation sector during the last decade in Turkey has created many problems particularly in Istanbul such as air pollution, energy consumption, and loss of urban ‘living space’. Different from ...
  • Parkinson's disease in a large Turkish pedigree with SNCA duplication (PARK4): complexin-1 as a potent biomarker for predictive diagnosis 
    Lahut, Suna. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Accumulation and aggregation of alpha-synuclein (SNCA) is a hallmark of Parkinson’s disease (PD). Considering the roles of SNCA in both idiopathic and familial PD, we studied blood samples from a large pedigree with SNCA ...
  • Parkinson's disease in Turkish patients: molecular defects in familial and isolated cases 
    Pirkevi, Caroline Selma. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Parkinson's disease (PD) is worldwide the second most common neurodegenerative disorder after Alzheimer's disease. Recently, several genes have been shown to result in PD phenotype. Mutations in these genes may lead to ...
  • Parser evaluation using textual entailments 
    Eker, Önder. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Syntactic parsing is a basic problem in natural language processing. It can be de ned as assigning a structure to a sentence. Two prevalent approaches to parsing are phrase-structure parsing and dependency parsing. A related ...
  • Part - based person re - identification in a cafe setting 
    Özdemir Pehlivan, Hilal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Person re-identification (re-id) is a challenging task particularly when people have various poses and some parts of the person’s body are occluded or missing in the view. In this thesis, we propose a part-based person re-id ...
  • Part-based 3D face recognition under pose and expression variations 
    Dibeklioğlu, Hamdi. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The advances in sensor technologies and the several years of research in recognition of biometric modalities increased the expectations from 3D face recognition systems. An important reason of scientific interest on 3D ...
  • Partitioning graph databases via access patterns 
    Tüfekçi, Volkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    With the emergence of large scale social networks such as Twitter, Facebook, Linkedin and Google+ the growing trend of big data become much clear. In addition to storing this highly connected big data, an efficient mechanism ...
  • Path algebras 
    Adanalı, Pınar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this thesis, we investigate path algebras and Leavitt path algebras. Some properties of path and Leavitt path algebras are given. Our aim is to see what conditions on the graph E makes Leavitt path algebras simple. We ...
  • Path integrals in non-relativistic quantum mechanics 
    Düztaş, Koray. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    This thesis starts with a brief review of local and global approaches to classical mechanics. Path integral formalism, which constitutes a global approach to quantum mechanics, is introduced. A brief history of non-relativistic ...

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