Theses - Graduate Program in Materials Science and Nanotechnology
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A cellular device to target cancer cells
(Bilkent University, 2021-10)Cancer is the second leading cause of death globally, affecting one out of three people during their lifetime. Due to its severity and high incidence, numerous treatment methods have been implemented, with the Chimeric ... -
Herarchically slaved multi-pulsing mode-lock dynamics
(Bilkent University, 2021-09)Passive mode-locking is the self-assembly of optical energy in a laser cavity to-wards narrow pulses. Often, the energy available in the cavity goes into multiple coexisting pulses with little control on their number, their ... -
Functionalized biofilm proteins for antibiotic degradation and SARS-CoV-2 capture
(Bilkent University, 2021-09)Among biomaterials, biofilm proteins occupy a great portion. They have many prominent properties such as mechanical strength, ability to be modified genetically and their stability against harsh physical and chemical ... -
Synthetic biology approach for point-of-care device applications of biosensors
(Bilkent University, 2021-09)Synthetic biology has broadened the scope of detection tool alternatives, among which whole-cell biosensors and cell-free programmable riboregulators are straightforward, inexpensive to develop and easily implementable to ... -
First-principles study of binary group IV-V polymorphs in 2D tetrahex structure
(Bilkent University, 2021-08)Tetrahex materials are a novel family of 2D materials, made of an ordered se-quence of tetragons and hexagons, with exotic electronic, optical and mechanical properties. Motivated by the promising photocatalytic and auxetic ... -
Protein-DNA dissociation kinetics and chromosome organization in a model bacterial confinement
(Bilkent University, 2021-09)Transcriptional initiation and repression require the temporal interactions of transcription factors with DNA. Recent experiments showed that the interaction lifetime is crucial for transcriptional regulation. Relevantly, ... -
The Janus GePas monolayer for efficient photocatalytic water splitting
(Bilkent University, 2021-08)The sun is considered an inexhaustible natural energy resource compared to fos-sil fuels. Regarding the limited amount of fuels such as coal and petroleum and their effect on nature, any application that has the ability to ... -
Batch-compatible micromanufacturing of a CMUT array for optoacoustic imaging of tissue-like phantoms
(Bilkent University, 2021-08)Photoacoustic imaging (PAI), also named optoacoustic imaging, is a technol-ogy for medical imaging that relies on contrast data due to optical stimulation. Capacitive micromachined ultrasound transducers (CMUTs) are ... -
Design of multifunctional prussian blue analogues for solar driven water oxidation
(Bilkent University, 2021-07)The development of earth-abundant, robust, and low-cost photoanodes for water oxidation is one of the most critical steps in ‘artificial leaf’. A promising approach in this field is to build dye-sensitized photoanodes by ... -
Single-mode engineering in semiconductor lasers using parity-time-symmetry and coupled-cavity structures
(Bilkent University, 2021-07)High power single spatial mode semiconductor lasers are of interest for various applications, including optical communication, material processing, and pumping single-mode optical fibers. The output power of a typical index ... -
Use of optical methods for studying photocurrent generation mechanism in silver nanowires and defects in glass
(Bilkent University, 2021-06)The light-matter interaction covers a wide range of physical phenomena which can be used for the investigation of materials. This interaction can be used both spectroscopically and microscopically to investigate fundamental ... -
Evolutionary adaptation and dopamine modulated learning in Spiking Neural Networks
(Bilkent University, 2021-07)Amidst the rise of Deep Learning (DL) in the last ten years, many decades with-standing problems such as image classification, machine translation and text generation received superhuman level solutions. Combining DL with ... -
An engineered genetic circuit for protein glycosylation in Escherichia coli
(Bilkent University, 2021-05)Protein glycosylation is one of the most crucial and common post-translational modifications. Glycosylation provides certain advantages to host organisms and extend the proteome beyond genetic material. After the discovery ... -
Wavelength-scale lithographic vertical-cavity surface-emitting laser (LI-VCSEL): Design, fabrication and optical characterization
(Bilkent University, 2021-05)Vertical-cavity surface-emitting lasers (VCSEL) are the ideal light sources for optical data communication and 3D sensing due to their small size, low power consumption, high-speed modulation, and low cost. The key to ... -
Effects of radiodarkening on the light transmission properties of ytterbium-doped optical fibers
(Bilkent University, 2021-03)Optical fibers have been acting in a very crucial role in telecommunication and non-telecom industries like medicine, machining, sensing as well as in lasers and amplifiers when they are doped with rare earth ions for their ... -
Real time optical observation of the synthesis of novel 2D materials and investigation of their fundamental properties
(Bilkent University, 2021-03)Two-dimensional transition metal dichalcogenide (2D TMDC) with superb phys-ical and chemical properties, used as the active material for various devices. The on-going primary focus is their reliable high-throughput synthesis ... -
Simplification of the data-driven hippocampal CA1 microcircuit
(Bilkent University, 2021-03)Biophysically realistic neuron models provide emergent neural and circuit be-haviors due to their data-driven approach and high sensitivity in representing the ionic currents. These models comprise multiple compartments ... -
Microbial amyloids as functional biomaterials
(Bilkent University, 2021-01)Amyloids are fibrillar aggregations of proteins, dominated by β-sheets in the structure. Although amyloids are historically associated with disorders, they emerged as outstanding biomaterials due to their high mechanical ... -
Laser nano-structuring deep inside silicon using bessel beams
(Bilkent University, 2021-01)Current nano-fabrication methods for silicon (Si), while excellent, are limited to its surface. Novel laser-lithography methods are emerging to introduce subsurface (inchip) functionality to Si, however, the state-of-the-art ... -
Application of covalent organic framework based on porphyrin and cucurbit[6]uril as a bifunctional electrocatalyst for hydrogen and oxygen evolution
(Bilkent University, 2021-01)There is great apprehension about consumption of fossil fuels as well as the corresponding environmental issues which has evoked supreme efforts worldwide to develop clean and sustainable energy sources. Electrocatalytic ...
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