Advisors
Now showing items 1-20 of 56
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Cascading and modifying nonradiative energy transfer mechanisms in strong coupling region of plasmons and excitons in semiconductor quantum dots
(Bilkent University, 2010)Nonradiative energy transfer finds important applications in nanophotonics and nanobiotechnology including nanoscale optical waveguiding and biological nanosensors. Various fluorophores can take part in such energy ... -
Colloidal doping of thick nanoplatelets
(Bilkent University, 2022-12)Semiconductor nanoplatelets (NPLs) make an interesting group of nanocrystals with unique optical properties as a result of their quasi 2-dimensional (2D) electronic structure. Such emerging fascinating optical features ... -
Colloidal heterostructures of semiconductor quantum wells : synthesis, characterization and applications
(Bilkent University, 2017-06)Colloidal semiconductor quantum wells, also known as nanoplatelets (NPLs), have recently emerged as a new class of colloidal semiconductor nanocrystals enabling fascinating excitonic properties. With their quasi two-dimensional ... -
Colloidal optoelectronics of self-assembled quantum well superstructures
(Bilkent University, 2020-06)Advances in the colloidal nanocrystal synthesis enabled creation of quasi twodimensional colloidal quantum wells (CQWs) in the last decade. These CQWs possess similar properties to those of epitaxially grown quantum wells ... -
Colloidal photonics of semiconductor nanocrystals: from polarized color conversion to efficient solar concentration
(Bilkent University, 2018-07)Effective photon management is pivotal to the success of future photonic applications. The demand for high-performance electronic displays and solar light harvesters has been increasingly growing, ever with high expectations ... -
Colloidal synthesis and doping of semiconductor nanocrystals
(Bilkent University, 2015-07)Colloidal semiconductor nanocrystals have drawn great interest for application areas in photonics and optoelectronics thanks to their superior optical properties including strong bandgap emission and tunability. Also, ... -
Colloidal synthesis of Ag(I)-doped CdSe nanoplatelets with partial cation exchange method
(Bilkent University, 2019-01)Colloidal nanoplatelets (NPLs) exhibit strong one-dimensional quantum confinement in the vertical direction. This makes them a highly attractive host system for studying variable doping techniques and effects without ... -
Color science and technology of novel nanophosphors for high-efficiency high-quality LEDs
(Bilkent University, 2011)Today almost one-fifth of the world‟s electrical energy is consumed for artificial lighting. To revolutionize general lighting to reduce its energy consumption, high-efficiency, high-quality light-emitting diodes (LEDs) ... -
Computational study of excitons and biexcitons in semiconductor core/shell nanocrystals of type I and type II
(Bilkent University, 2013)In this thesis, we studied electronic structure and optical properties of Type-I, Type-II, and quasi Type-II semiconductor nanocrystals (also known as colloidal quantum dots). For a parametric study, we developed quantum ... -
Electric field dependent optoelectronic nature of InGaN/GaN quantum structures and devices
(Bilkent University, 2012)In the past two decades we have been witnessing the emergence and rapid development of III-Nitride based optoelectronic devices including InGaN/GaN light-emitting diodes (LEDs) and laser diodes with operation ... -
Environmental friendly InP/ZnS nanocrystals
(Bilkent University, 2012)Semiconductor nanocrystals are nanometer scale fluorescent crystallites with tunable optical properties, which can be controlled by the material composition and particle size. They can be prepared using various synthesis ... -
Exciton harvesting systems of nanocrystals
(Bilkent University, 2011)Semiconductor nanocrystals, also known as colloidal quantum dots, have gained substantial scientific interest for innovative light harvesting applications including those in biolabeling. Organic dyes and fluorescent ... -
Exciton transfering macrocrystals of colloidal quantum dots
(Bilkent University, 2013)For nonradiative energy transfer (NRET) in the field of medicine and biology as well as optoelectronics, recent advances in the fluorophores, and optical techniques and devices have led to greatly increased interest in ... -
Excitonics of colloidal nanocrystals for next-generation optoelectronics
(Bilkent University, 2016-05)Owing to the tremendous progress in the past decade, semiconductor nanocrystals that are grown by low-temperature solution-phase epitaxy have evolved into highly promising material systems for optoelectronics with ever ... -
Fabrication of an on-chip nanowire device with controllable nanogap for manipulation, capturing, and electrical characterization of nanoparticles
(Bilkent University, 2008)One of the major challenges in nanofabrication commonly arises from the necessity to integrate nanostructures (e.g., nanoparticles) on the same chip with microcomponents (e.g., microelectrodes) that are orders-of-magnitude ... -
High-efficiency arrays of inductive coils
(Bilkent University, 2014)Inductive heating is widely exploited in industrial operations including metal hardening, forging and brazing. Recently, as a promising alternative to traditional heating, inductive heating has attracted substantial ... -
Implantable SUB-cm wireless resonators For MRI: from circuit theory to medical imaging
(Bilkent University, 2017-12)Making implantable wireless resonators having small footprints is fundamentally challenging when using conventional designs that are subject to the inherent tradeo between their size and the achievable range of ... -
InGaN/GaN quantum electroabsorption modulators with record breaking electroabsorption in blue
(Bilkent University, 2007) -
Innovative hybrid composite nanomaterials
(Bilkent University, 2016-09)Digital lighting and bio-imaging are two emerging crucial research fields. Nanotechnology stands in the center of these applications by providing nano-scale particles possessing large surface-to-volume ratios, high effciency, ... -
Innovative modular and arrayed coil systems for ultrahigh efficiency in inductive heating and automated metal detection
(Bilkent University, 2016-12)Induction systems have become increasingly more important and popular in our modern world and their application areas have widely expanded because of their high levels of safety and controllability. Today one important ...
