Elektrik - Elektronik Mühendisliği Bölümü Koleksiyonu: Recent submissions
Now showing items 1-20 of 339
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Nonequilibrium phase diagrams in a multilayer Ising ferrimagnet system: The Glauber type stochastic dynamics approach
(ELSEVIER, 2024)Multilayer Ising ferrimagnet system is studied with nonequilibrium phase diagrams employing the Glauber stochastic dynamics approach. Firstly, nonequilibrium phase transition temperatures and their phase transition nature ... -
Triple band diamond-shaped polarization insensitive plasmonic nano emitter for thermal camouflage and radiative cooling
(Springer Link, 2024)This study proposes the design of a novel Metal-Insulator-Metal (MIM) nano-infrared emitter that uses a unique diamond-shaped grating to achieve selective infrared absorption. Diamond-shaped nano emitter (DNE) structure ... -
Sustainable next-generation color converters from P. harmala seed extracts for solid-state lighting
(Royal Society of Chemistry, 2024)Traditional solid-state lighting heavily relies on color converters, which often have a significant environmental footprint. As an alternative, natural materials such as plant extracts could be employed if their low quantum ... -
Opportunities, Challenges, and Strategies for Scalable Deposition of Metal Halide Perovskite Solar Cells and Modules
(John Wiley and Sons Inc, 2024)Hybrid organic-inorganic perovskite solar cells (PSCs) have rapidly advanced in the new generation of photovoltaic devices. As the demand for energy continues to grow, the pursuit of more stable, highly efficient, and ... -
Tailoring Quantum Dot Shell Thickness and Polyethylenimine Interlayers for Optimization of Inverted Quantum Dot Light-Emitting Diodes
(MDPI, 2024)Quantum dot light-emitting diodes (QLEDs) hold great promise for next-generation display applications owing to their exceptional optical properties and versatile tunability. In this study, we investigate the effects of ... -
Enhanced photoluminescence emission intensity and stability of deep blue-emissive (Et3NH)PbBr3 perovskite nanocrystals by using metal-organic frameworks
(ELSEVIER, 2024)The primary obstacle faced by researchers in the field of luminescent metal-halide perovskites is their inherent instability, prompting a shift in focus towards enhancing the stability of perovskite nanocrystals (PNCs). ... -
MoO3/WO3/rGO as electrode material for supercapacitor and catalyst for methanol and ethanol electrooxidation
(Nature Research, 2024)The potential of metal oxides in electrochemical energy storage encouraged our research team to synthesize molybdenum oxide/tungsten oxide nanocomposites (MoO3/WO3) and their hybrid with reduced graphene oxide (rGO), in ... -
Alçaltıcı/Yükseltici Dc/Dc/Ac Eviricilerle Yüksek Performanslı Anahtarlamalı Relüktans Motoru Sürücü Sistemi Tasarımı Ve Gerçeklemesi
(2021)Anahtarlamalı relüktans motorları (ARM) 1800?lü yılların ortalarında keşfedilmesine rağmen, 1960?lı yıllarda yarı iletken anahtarların icat edilmesine kadar potansiyeli anlaşılamamış makinalardır. Modern yarı iletken ... -
Mrd Biyoçip: Minimal Rezidüel Hastalığın Güvenilir ve Basit Bir Yolla İzlenmesi
(TÜBİTAK, 2019)Türkiye Halk Sağlığı Kurumu verilerine göre Türkiye?de çocukluk çağında en sık görülen kanser türü lösemidir ve lösemi türleri arasında Akut Lenfoid Lösemi (ALL) 15 yaş altındaki çocuklarda gözlenen lösemilerin %80?inini ... -
Proses Kontrol Sistemleri İçin Kayan Kipli Kontrol Geliştirilmesi Ve Fpga-Temelli Pratik Uygulanması
(2016)Dayanıklı ve etkin proses kontrol sistemleri proseslerin çalışma güvenliğini ve güvenirliğini sağlamak için endüstride en çok istenen kontrol sistemleridir. Mevcut proses kontrol yaklaşımları büyük çoğunlukla PID kontrol ... -
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 ...
