Güncel Gönderiler: Elektrik - Elektronik Mühendisliği Bölümü Koleksiyonu
Toplam kayıt 349, listelenen: 21-40
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Performance Analysis of Specialty Fiber Optic Cables for Distributed Acoustic Sensing
(Optica Publishing Group (formerly OSA), 2020)In this work, we present the signal-to-noise ratio comparison results of six different buried fiber optic cable for identical external perturbations using a home-made direct detection φ-OTDR system. -
Experimental Analysis of Non-linear Phenomena due to Perturbation Amplitude in φ-OTDR Based Fiber Optic Distributed Vibration Sensor
(Optica Publishing Group (formerly OSA), 2020)We experimentally analyze the non-linearity effect due to the perturbation amplitude in the φ-OTDR based fiber optic distributed vibration sensor by investigating the effects of large disturbance signal. -
Synchrotron-Based techniques for analysis of perovskite solar cells
(Wiley-Blackwell, 2021)Perovskite solar cells (PSCs) have been proven as promising material, owing to their remarkable performance attained in the field of photovoltaic (PV) and optoelectronics. These materials possess direct band gaps, high ... -
Simple, sustainable fabrication of fully solution-processed, transparent, metal-semiconductormetal photodetectors using a surgical blade as an alternative to conventional tools
(SPIE, 2022)Fabrication of optoelectronic devices relies on the expensive, energy-consuming conventional tools such as chemical vapor deposition, lithography, and metal evaporation. Furthermore, the films used in these devices are ... -
A new oval shaft, high performance, 2 pole line start synchronous reluctance machine for submersible pump applications
(IOS Press BV, 2022)In this paper, a 2 pole, 4 kW, 6 inches diameter line start synchronous reluctance machine (LS-SynRM) as a submersible water pump motor is designed and optimized with a new oval shaft structure. The aim is to improve the ... -
Biyonik Elin Faaliyete Hazırlanmasında Kaldırılacak Cisme Dair Ağırlık Algısının Beyin Sinyalleriyle Belirlenmesi
(TÜBİTAK, 2022)Üst ekstremite için kullanılan protezler ampütasyonun seviyesine göre farklılık arz ettiği gibi protezin hareket ettirilmesi için kullanılan yöntemler de çeşitlidir. Protezlerin kozmetik, omuz hareketine bağlı çalışan, ... -
Mutual Relative Localization in Heterogeneous Air-ground Robot Teams
(Science and Technology Publications, Lda, 2022)Air and ground robots with distinct sensing characteristics can be combined in a team to accomplish demanding tasks robustly. A key challenge in such heterogeneous systems is the design of a local positioning methodology ... -
Practical Formation Acquisition Mechanism for Nonholonomic Leader-follower Networks
(Science and Technology Publications, Lda, 2022)A grand challenge lying ahead of the realization of multi-robot systems is the lack of an adequate coordination mechanism with reliable localization solutions. In some workspaces, external infrastructure needed for precise ... -
Kolon Polipleri için Kolonoskopi ve Histopatoloji Görüntülerinden Yapay Zekâ Destekli Prognostik Belirteç Tespiti
(ELEKTRİK, ELEKTRONİK VE ENFORMATİK ARAŞTIRMA DESTEK GRUBU GRUBU: EEEAG, 2023)Kolon kanseri vakalarının çoğu kolon mukozasında anormal hücre çoğalmasından kaynaklanan poliplerle başlar. Bu projede Kayseri Şehir Hastanesi gastroenteroloji kliniğine gelen 201 hastada tespit edilen poliplere dair ... -
Dalgıç Pompa Uygulamaları İçin Doğrudan Yol Vermeli Senkron Relüktans Motorunun Tasarım Optimizasyonu Ve Gerçeklemesi
(ELEKTRİK, ELEKTRONİK VE ENFORMATİK ARAŞTIRMA DESTEK GRUBU GRUBU: EEEAG, 2023)Günümüzde doğal kaynakların korunması ve enerji maliyetlerinin düşürülmesi için enerji kayıplarının azaltılması ortak bir amaç olarak görülmektedir. Elektrik tahrik sistemlerinin küresel enerji tüketiminin yaklaşık %40?ını ... -
Active control of the nanoparticle self-assembly for photonic applications
(META Conference, 2023)Colloidal nanoparticles enable collective utilization of the inherent properties of the nanoparticles. Furthermore, their collective optical response can be fine-tuned employing DNA-driven self-assembly. Here, we present ... -
Air-stable, nanostructured electronic and plasmonic materials from solution-processable, silver nanocrystal building blocks
(American Chemical Society, 2014)Herein we describe a room-temperature, chemical process to transform silver nanocrystal solids, deposited from colloidal solutions, into highly conductive, corrosion-resistant, optical and electronic materials with ... -
Highly flexible, electrically driven, top-emitting, quantum dot light-emitting stickers
(American Chemical Society, 2014)Flexible information displays are key elements in future optoelectronic devices. Quantum dot light-emitting diodes (QLEDs) with advantages in color quality, stability, and cost-effectiveness are emerging as a candidate for ... -
Local steady-state and quasi steady-state impact studies of high photovoltaic generation penetration in power distribution circuits
(ELSEVIER, 2015)Both steady-state and quasi steady-state impact studies in high Photovoltaic (PV) penetration distribution circuits are presented. The steady-state analysis evaluates impacts on the distribution circuit by comparing ... -
Mitigation of power quality problems using distribution static synchronous compensator: A comprehensive review
(Institution of Engineering and Technology, 2015)Electric power quality (PQ) in distribution system has become increasingly significant subject both for end users and power suppliers with the deregulation of the electric power market. The inadequate performance of ... -
Absolute phase noise analysis of a harmonically modelocked semiconductor laser
(Optica Publishing Group (formerly OSA), 2017)We have designed and built a fiber coupled semiconductor laser at 1550 nm, which is harmonically mode-locked at 10 GHz by an external RF oscillator. The absolute phase noise of the laser is measured and discussed for two ... -
Arrays of multi-color emitting cesium lead halide perovskite nanocrystals and efficient white light generation by tailored anion exchange reactions and electrohydrodynamic jet printing
(Optica Publishing Group (formerly OSA), 2018)We employ highly efficient and narrow band emitter Cesium-lead-halide perovskite nanocrystals, optimized by the anion exchange method, for efficient white light generation by patterning multiple lines of different colors ... -
A hybrid agent-based secondary control for microgrids with increased fault-tolerance needs
(Institution of Engineering and Technology, 2018)This paper proposes a hybrid secondary control architecture for microgrids with AC-coupled droop-controlled units, based on both centralised and distributed control principles. The proposed secondary control is based on a ... -
Color Simulation and Demonstration of Perovskite Nanocrystal Filters for Wide Color Gamut Displays
(Institute of Electrical and Electronics Engineers Inc., 2018)In this study, we define spectral parameters of perovskite nanocrystals to improve LCD color gamut, replacing color filters (CFs) with perovskite based subpixels. The optimization of the CFs has been enhanced 15.8% (98.43% ... -
Detection of Epileptic Seizures with Tangent Space Mapping Features of EEG Signals
(Institute of Electrical and Electronics Engineers Inc., 2021)Detection of epileptic seizures from EEG signals is well-studied topic for the last couple of decades. Lately, automated signal processing and machine learning methods were developed to detect epileptic seizures. However, ...
