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Browsing Fen Bilimleri Enstitüsü by Author "Mutlu, Şenol."

Browsing Fen Bilimleri Enstitüsü by Author "Mutlu, Şenol."

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  • A high voltage triboelectric energy harvesting system utilizing parallel-SSHI rectifier and DC-DC converters for SUB-5 hz motions 
    Kara, İsmail. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    In this thesis, the first integrated circuit (IC) implementation of parallel synchronized switching harvesting on inductor (parallel-SSHI) is presented for triboelectric energy harvester targeting 1 Hz to 5 Hz mechanical ...
  • A microfluidic study on the regulation of ribosome biogenesis in saccharomyces cerevisiae 
    Yurdakul, Ekin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Microfluidic bioreactors are economical, efficient and usable reactors for conducting biological studies aiming to observe cells under continuous flow. In the present work, microchips from COP (cyclo olefin copolymer) ...
  • A novel biosensor based on a planar water gated organic field effect transistor using biotin functionalized polythiophene 
    Sis, Farshid Taleb. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    In this thesis, a novel affinity type biological sensor based on a planar water-gated field effect transistor (WGOFET) is introduced and investigated. The liquid electrolyte layer in the WGOFET is used as the gate insulator ...
  • DC-DC buck converter for triboelectric energy harvesting applications 
    Becermiş, Mustafa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Energy harvesting applications are getting more popular day by day. Self sufficient circuits which do not require any supply, are more than a luxury for many situations. Usage of the battery can be expensive and not useful ...
  • Design and fabrication of a microbioreactor for yeast culturing 
    Gençtürk, Elif. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    From the beginning of the 1980, a new platform called “microfluidics” has been appeared. Microfluidics generally means the miniaturization of devices and systems, and this field covers engineering, biochemistry and ...
  • Design and microfabrication of a strain - gauge array on polymer substrate for tactile neuroprosthesis in rats 
    Beygi, Mohammad. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In this work design, microfabrication and characterization of a strain gauge array which can be used for sensory neuroprostheses in rats is presented. The array is composed of an array of 2×7 cells, each of which has a ...
  • Design and simulation of straight and tilted helical coils for magnetic resonance imaging 
    Sağıroğlu, M. Zahid. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this thesis, helical coils are studied through Finite Element Method (FEM) analysis and fabrications are done as a part of the project of 5 Fr guiding catheter design for paediatric intracardiac procedures performed ...
  • Development of microfluidic platforms for therapeutic purposes 
    Gençtürk, Elif. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    This thesis describes the present state of the development and applications of microfluidic systems used in cell biology and analyses of experiments conducted with in house fabricated thermoplastic based microfluidic ...
  • Energy harvesting wireless optical microsystems 
    Haydaroğlu, İskender. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    This thesis covers a novel approach to photovoltaic energy harvesting and optical data transmission in the context of millimeter-scaled smart autonomous microsystems through the use of a single light emitting diode (LED) ...
  • Fabrication and characterization of a planar water gated transistor utilizing ultra thin single crystalline silicon film 
    Ertop, Ozan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    In this thesis, the fabrication and characterization of a planar water-gated thin lm transistor are explained and analyzed. Silicon-on-insulator (SOI) wafer is used to build the device. Two di erent gate structures are ...
  • Fabrication and characterization of liquid electrolyte gated polymer field effect transistor for basic circuit applications 
    Yaman, Berkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    In this thesis, a simple polymer field effect transistor structure is designed and fabricated. To decrease the operating voltage of the transistor, electrolyte solutions are used as gate material. Using electrolyte at the ...
  • Fabrication and testing of polymer thin film transistors for basic digital circuits 
    Mert, Orhan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    In this thesis we developed fabrication and characterization methods for polymer thin lm transistors(PTFTs) and circuits. After analysis of the various aspects related to the PTFTs, we propose a new method to fabricate ...
  • Fabrication of microfluidic devices for yeast culturing 
    Üçpınar, Sevda. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    Microfluidic technology has appreciated extensive success in recent years. Microfluidics is a well understood physic domain and can be used to develop tools for a wide range of platforms comprising engineering, biological ...
  • Flexible polymer display technologies 
    Sevim, Ali Osman. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Conjugated polymers are semiconductors that have attracted increasing attention especially in the last decade, which enabled fabrication of polymer light emitting diodes (PLEDs), polymer circuits, polymer photodetectors ...
  • Investigation of cell cycle network of yeast using lab-on-a-chip platform 
    Odabaşı, İrem Ezgi. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Genome instability has long been implicated as a salient causal factor in aging and age related diseases such as cancer and neurodegeneration. However, the molecular mechanisms associated with genome instability remain ...
  • Liquid state diodes using polymer semiconductors 
    Sönmez, Bedri Gürkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this thesis a liquid state polymer diode is fabricated and characterized. First, lateral electrode structures are formed where highly doped p-type Si is used as anode, aluminum is used as cathode and SiO2 is used as ...
  • Nano - structured triboelectric nano generators for internet - of - things (IOT) applications 
    Ünlü, Kemal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    In this thesis, three different triboelectric energy harvesters were designed and manufactured. Polydimethylsiloxane (PDMS) was used as triboelectric surface in the first of these harvesters. In addition to untreated this ...
  • Paper based integrated microfluidic system using electro-osmotic pumps with liquid bridges 
    Çelik, Ahmet Yasin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    This thesis demonstrates a novel paper based microfluidic device with electro osmotic pumping mechanism that was designed, optimized, simulated, fabricated and analyzed. Optimization of paper based electro-osmotic pumping ...
  • Realization and modeling of water-gated field effect transistors (WG-FET) using 16-NM-THICK single crystalline silicon film and their circuit applications 
    Sönmez, Bedri Gürkan. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    This thesis covers realization and modeling of novel water-gated field effect transistors (WG-FETs) which use 16-nm-thick single crystalline silicon lm as active layer. WG-FET devices utilize electrical double layer ...
  • Realization of charge pump circuits using polymer semiconductors 
    Haydaroğlu, İskender. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    In this thesis, design methodology and test results of a polymer charge pump circuit built using polymer semiconductors are presented. The charge pump is built using basic lithography techniques, in which solution processed ...

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