Akademik Arşiv / Institutional Repository
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Recent Submissions
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Controlled drug release behavior of metformin hydrogen chloride from biodegradable films based on chitosan/poly(ethylene glycol) methyl ether blend
(ELSEVIER, 2020-01)In this study, novel smart drug release films were prepared by blending chitosan with polyethylene glycol methyl ether (PEGME), also named as methoxy polyethylene glycol (mPEG), for controlled drug release applications. ... -
Development of cost effective in-situ microfibrillar recycled PET/carbon fiber/polypropylene matrix composites with high mechanical properties
(American Institute of Physics Inc., 2020-01)Carbon fibers (CF) are excellent reinforcers for thermoplastic polymer composites owing to their high thermal and mechanical properties. However, their applications are mostly limited to high-end applications such as in ... -
Wrinkling of graphene because of the thermal expansion mismatch between graphene and copper
(WILEY, 2018-05)Well-defined bundles of wrinkles are observed on the graphene-covered copper by using atomic force microscopy after chemical vapor deposition process. Their numerical analyses are performed by employing a set of formula ... -
The effects of acid pretreatment and surface stresses on the evolution of impurity clusters and graphene formation on Cu foil
(ELSEVIER SCIENCE BV, 2017-12)In this study, the effects of acid pretreatment together with the surface stresses are studied systematically to control the densities of Si and Ca based impurities on the surface and to understand their effects on the ... -
CVD synthesis and characterization of thin Mo2C crystals
(WILEY, 2020-06)In this study, we present an investigation on the growth of thin Mo2C crystals via chemical vapor deposition using CH4. Optical microscopy (OM), scanning electron microscopy (SEM), atomic force microscopy(AFM), and Raman ... -
Indium Sulfide Based Photoelectrodes for All-Vanadium Photoelectrochemical Redox Flow Batteries
(American Chemical Society, 2020-03)The utilization of indium sulfide (In2S3) photo-electrodes in an all-vanadium photoelectrochemical redox flow battery system has been investigated. The In2S3-based photo-electrodes have been prepared via the ultrasonic ... -
Design of output feedback sliding mode controller for SEPIC converter for robustness
(Taylor and Francis Ltd., 2019-07)This paper presents an output feedback sliding mode control (SMC) of a SEPIC converter whose utilisation areas include MPPT and PFC in industrial applications. Owing to their discrete nature, DC-DC converters represent ... -
DNN Transfer Learning From Diversified Micro-Doppler for Motion Classification
(Institute of Electrical and Electronics Engineers Inc., 2019-12)Recently, deep neural networks (DNNs) have been the subject of intense research for the classification of radio frequency signals, such as synthetic aperture radar imagery or micro-Doppler signatures. However, a fundamental ... -
Direct laser writing of optical field concentrators based on chirped three-dimensional photonic crystals
(SPIE, 2020-02)We describe fabrication and properties of 3D photonic crystals with chirped lattice period using Direct Laser Write lithography in photoresists, and report on the optical properties of the fabricated structures. Experimental ... -
Robustness of Clustered D2D Cache Placement Against Mobility
(Institute of Electrical and Electronics Engineers Inc., 2019-09)In this study we consider the problem of cache placement in a device-to-device (D2D) enabled cellular network with mobile users. D2D communication occurs between helper users and ordinary users, where helpers are able ... -
Control of a small helicopter with linear matrix inequality-based design assuring stability and performance
(SAGE Publications Ltd, 2020-03)This article focuses on linear matrix inequality-based controller designs that can achieve stabilization and reference tracking for a small unmanned helicopter at various flight conditions. A nonlinear mathematical model ... -
Precoder Design For Multi-Group Multicasting With a Common Message
(Institute of Electrical and Electronics Engineers Inc., 2019-10)This paper considers precoding for multi-group multicasting with a common message. The multiple antenna base station communicates with K clusters, each with L users. There is a common message destined to all users and a ... -
Robust Autopilot Design Based on a Disturbance/Uncertainty/Coupling Estimator
(Institute of Electrical and Electronics Engineers Inc., 2019-11)Autopilot failures have caused fatal results for both military and civilian applications, leading to loss of life and property. Major contributing factors are disturbances (e.g., winds), uncertainties (e.g., unmodeled ... -
Dynamic beam splitter employing an all-dielectric metasurface based on an elastic substrate
(OSA - The Optical Society, 2020-07)Beam splitters are an indispensable part of optical measurements and applications. We propose a dynamic beam splitter incorporating all-dielectric metasurface in an elastic substrate under external mechanical stimulus of ... -
Social Internet of Digital Twins via Distributed Ledger Technologies: Application of Predictive Maintenance
(Institute of Electrical and Electronics Engineers Inc., 2019-11)Predictive Maintenance in the era of Internet-of-Things is envisioned to be an important functionality of consumer electronics along with many other application areas. Challenges for Predictive Maintenance within Interne ... -
Design of extended Kalman filter for SEPIC converter and comparison to Kalman filter
(Springer, 2020-03)Single ended primary inductance converter (SEPIC) is a type of DC-DC converter whose industrial applications include maximum power point tracking and Active power factor correction. Owing to present nonlinear circuit ... -
Safety and Effectiveness of Thrombolytic Therapy Compared with Standard Anticoagulation in Subjects with Submassive Pulmonary Embolism
(2019-06)Objective: Thrombolytic and anticoagulation therapy modalities are the possible treatment for submassive pulmonary embolism (PE). However, the indications are still the subject of debate. The aim of the present study was ... -
Optimal operation mode selection for energy-efficient light-weight multi-hop time synchronization in linear wireless sensor networks
(Springer, 2020-06)We explored the joint effect of synchronization window and offset/drift mode selection on the time synchronization of linear wireless sensor networks (LWSNs). Recent advances in the field along with the availability of ... -
Fixed physical length spoof surface plasmon polariton delay lines for a 2-bit phase shifter
(OSA - The Optical Society, 2020-04)A novel and promising candidate for the main building block of the 2-bit, 360 degrees phase shifters, namely, the fixed physical length, spoof surface plasmon polariton (sSPP) delay lines, is presented. An analytical ... -
Design and Simulation of Fixed Physical Length Planar Spoof Surface Plasmon Polariton-mode Delay Lines for a 3-bit 360 degrees Phase Shifter for Terahertz Band
(Institute of Electrical and Electronics Engineers Inc., 2018-07)We present the design and simulations of a group of fixed physical length spoof Surface Plasmon Polariton based delay lines to compose a 3-bit 360 degrees phase shifter at 0.3 THz. The design is based on corrugated planar ...
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