Güncel Gönderiler: MÜF, Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu
Toplam kayıt 173, listelenen: 101-120
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Optical and structural properties of bismuth doped ZnO thin films by sol-gel method: urbach rule as a function of crystal defects
(Polish Acad Sciences Inst Physics, 2014)Bismuth (Bi) doped zinc oxide (ZnO:Bi) thin films were prepared on glass substrates by sol gel spin coating technique using homogeneous precursor solutions, and effects of Bi doping on the structural and optical properties ... -
Structural characterizations and optical properties of InSe and InSe: Ag semiconductors grown by Bridgman/Stockbarger technique
(Elsevier, 2014)Undoped InSe and Ag doped InSe (InSe:Ag) single crystals have been grown by using the Bridgman/Stockbarger method. the freshly cleaved crystals have mirror-like surfaces even without using mechanical treatment. the structure ... -
Investigation of Cd1-xCoxS diluted magnetic semiconductor thin films fabricated by chemical bath deposition method
(Elsevier Science Sa, 2014)Chemical bath deposition method was used for preparation of Cd1-xCoxS thin films. the effects of Co doping and thermal annealing on structural, optical, electrical and magnetic properties of CdS thin films were investigated. ... -
Design of wave energy converter system with linear generator
(Polish Acad Sciences Inst Physics, 2015)It is not wrong to say that wave energy will be one of the most important energy sources to be used in the future, when it is thought that three-quarters of the world is covered by water. the initial investment and maintenance ... -
The influence of Y contribution on crystallographic, topographic and optical properties of ZnO: A heterojunction diode application
(Academic Press Ltd- Elsevier Science Ltd, 2015)Pure and yttrium (Y) doped ZnO samples were fabricated on micro slide glasses and p-Si wafers for device application via a simple and cheap sol-gel route using a spin coater. the characterization results of XRD, SEM and ... -
Olfaction recognition by EEG analysis using wavelet transform features
(Ieee, 2016)The responses of the brain into different information coming from sense organs could be analyzed by various kinds of measuring techniques. Among the existing techniques, Electroencephalography (EEG) is widely used because ... -
Particle swarm optimization algorithm based decision feedback equalizer for underwater acoustic communication
(Ieee, 2016)In this paper, we proposed particle swarm optimization (PSO) algorithm based adaptive decision feedback equalizer (DFE) for underwater acoustic communication (UWAC). in the literature, although ocean ambient noise is ... -
Spline interpolation based channel estimation for ACO-OFDM over visible light channels
(Ieee, 2016)Visible light communication has been considered one of promising candidate technology to solve performance limitation due to bandwidth shortage at radio frequency (RF) band. in VLC system, the visible light is used not ... -
On channel estimation in DC biased optical OFDM systems over VLC channels
(Ieee, 2016)Visible Light Communication(VLC) has been considered as a potential access option for 5G wireless systems to solve performance limitation due to bandwidth shortage at radio frequency (RF) band. in (VLC) system, illumination ... -
Impact on efficiency of core materials in dry type transformers
(Ieee, 2016)Transformers have an important place in electric transmission and distribution systems. Transmission and distribution efficiency of transformers should be high in regard to energy efficiency. Efficiency is one of important ... -
Pilot assisted channel estimation for asymmetrically clipped optical OFDM over visible light channels
(Ieee, 2016)The Visible Light Communication(VLC) has drawn significant attention recently for wireless communication in addressing the performance limitations of wireless systems due to the scarcity of bandwidth. in VLC system, the ... -
Theoretical study of thermoelectric properties of n-type doped Mg2Si0.4Sn0.6 solid solutions
(Taylor & Francis Ltd, 2016)In this work, a systematic theoretical investigation of thermoelectric properties of n-type doped [GRAPHICS] solid solutions with [GRAPHICS] is presented in the temperature range [GRAPHICS] K. Electronic transport properties ... -
Comparison of reduction methods for peak-to-average-power-ratio (PAPR) in MIMO-OFDM systems with a new approach
(Polish Acad Sciences Inst Physics, 2016)This study is based on the comparison of the results of an analysis recommended for the peak-to-average-power-ratio (PAPR) reduction methods. This is one of the most significant problems in the multiple input-multiple ... -
Synthesis and properties of sol-gel derived transparent ZnO thin films: Effect of indium doping
(Korean Assoc Crystal Growth, Inc, 2016)High quality and transparent indium doped ZnO (IZO) thin films were deposited on glass substrates by sol-gel spin coating method. Zinc acetate and indium (III) chloride were used as precursor solution materials. Structural, ... -
Measurement and mapping of the GSM-based electromagnetic pollution in the Black Sea region of Turkey
(Taylor & Francis Inc, 2017)Electromagnetic pollution caused by mobile communication devices, a new form of environmental pollution, has been one of the most concerning problems to date. Consequences of long-term exposure to the electromagnetic ... -
A novel efficient PV - battery powered LED lighting scheme
(Ieee, 2017)This paper presents a novel fully controlled, flexible and self-adjusting LED lighting PV-Battery powered scheme using a pulse-width modulation (PWM) switching. This scheme is controlled a dual-loop error driven, time ... -
Beyin-bilgisayar arayüzü uygulamalarında etkin kanalların belirlenmesi
(Ieee, 2017)Brain computer interface systems are modeled to facilitate lives of patients who have not a problem in their cognitive functions but also can not move their muscles. the performance of such systems highly depends on features ... -
Sualtı doğalgaz boru hatlarında uzaktan sızıntı algılama
(Ieee, 2017)Undewater natural gas pipelines whose numbers and ages are increasing day by day can be punctured because of various reasons. in this study, nature of acoustic signals generated by leakages on pipelines is examined and a ... -
III-nitride terahertz photodetectors for the reststrahlen gap of intersubband optoelectronics
(Spie-Int Soc Optical Engineering, 2017)We report the development of terahertz intersubband photodetectors based on GaN/AlGaN quantum wells, covering the frequency range that is fundamentally inaccessible to existing III-V semiconductor devices due to Reststrahlen ... -
Remote leak hole localization for underwater natural gas pipelines
(Ieee, 2017)A vast amount of natural gas pipelines are installed underwater and they can be punctured because of various reasons such as corrosion and their increasing ages. in this study, nature of acoustic signals which are generated ...