Güncel Gönderiler: MÜF, Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu
Toplam kayıt 173, listelenen: 121-140
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Classification of EEG based BCI signals imagined hand closing and opening
(Ieee, 2017)Brain-computer interfaces allow people to manage electronic devices such as computers without using their motor nervous system. When the brain is in a function, nerve cells in the brain communicate with each other with ... -
Zihinsel aritmetik tabanlı EEG sinyallerinden öznitelik çıkartımı
(Ieee, 2017)Analysis of mental arithmetic based electroencephalography (EEG) signal can be helpful for patients who have difficulty learning or understanding arithmetic or have autism spectrum disorders. It is difficult to separate ... -
GaN terahertz photodetectors for the reststrahlen Gap of intersubband optoelectronics
(Ieee, 2017)Terahertz intersubband photodetectors are developed based on GaN/AlGaN quantum wells grown on a semi-polar GaN substrate, covering the frequency range that is fundamentally inaccessible to existing III-V semiconductor ... -
Strain-engineered SiGe nanomembrane quantum-well infrared photodetectors
(Ieee, 2017)SiGe quantum-well nanomembranes, where stress from lattice mismatch is relaxed via elastic strain sharing rather than defect formation, are used to develop intersubband photodetectors showing improved performance compared ... -
Theoretical study of thermoelectric properties of p-type Mg-2 Si1-chi Sn-chi solid solutions doped with Ga
(Elsevier Science Sa, 2017)Mg-2 Si-Mg-2 Sn solid solutions are a promising class of thermoelectric materials. the thermoelectric properties of p-type Mg-2(Si-0.3 Sn-0.7)(1-y) Gay solid solutions with the doping levels as y = 0.05 and y = 0.07 are ... -
Thermoelectric properties of Mg2X (X = Si, Ge) based bulk and quantum well systems
(Amer Inst Physics, 2017)Mg2X (X = Si, Ge) compounds are promising thermoelectric materials for middle temperature applications due to good thermoelectric properties, nontoxicity, and abundantly available constituent elements. So far, these materials ... -
A flexible PV-powered battery-charging scheme for electric vehicles
(Taylor & Francis Ltd, 2017)This paper presents a new design for a low-impact, fully controlled, and flexible self-adjusting DC side pulse-width modulation (PWM)-hybrid modulated filter compensation (HMFC) scheme for multi photovoltaic-arrays utilized ... -
Effects of the equatorial electrojet on FM-based passive radar systems
(Ieee-Inst Electrical Electronics Engineers Inc, 2017)Passive radar systems operate by employing cooperative or noncooperative radio signals in the environment in order to sense remote targets. This particular feature of passive radar systems provides unique opportunities to ... -
Effects of Na doping on CdS thin films and n-CdS/p-Si solar cells via chemical bath deposition method
(Korean Assoc Crystal Growth, Inc, 2017)Un-doped and Na doped CdS thin films were deposited by chemical bath deposition method. the effects of Na doping on structural, optical and electrical properties of CdS thin films and n-CdS/p-Si heterojunction were ... -
Graphene terahertz plasmons: A combined transmission spectroscopy and raman microscopy study
(Amer Chemical Soc, 2017)Graphene provides a promising materials platform for fundamental studies and device applications in plasmonics. Here we investigate the excitation of THz plasmon polaritons in large-area graphene samples on standard oxidized ... -
The design steps of a hybrid energy system
(Polish Acad Sciences Inst Physics, 2017)In this paper the design stages of a mixed photovoltaic-wind energy system, supplied with solar and wind energy was discussed. First, general information about the employed wind turbines and solar panels is given and their ... -
Investigation of GSM, LTE and Wi-Fi electromagnetic radiation in dwellings
(Polish Acad Sciences Inst Physics, 2017)Electromagnetic radiation exposure increases with the rise of the wireless communication devices. Electromagnetic radiation, especially near 2400 MHz band, has gradually increased with the widespread of wireless fidelity ... -
OFDM performance of ultra wideband in wireless body area network channel
(Polish Acad Sciences Inst Physics, 2017)Data transfer for health monitoring can be highly critical because of life dependency transmitted data. IEEE 802.15.6 is a standard for wireless body area network published in 2012 to satisfy the reliability which is ... -
Localization of leakages in underwater natural gas pipelines for multipath propagation
(Ieee, 2018)Underwater natural gas pipelines (UNGPs) are frequently used to transport natural gas, which is an important energy resource. UNGPs can get punctured because of several reasons such as especially corrosion and their ... -
Classification of motor imaginary based near-infrared spectroscopy signals
(Ieee, 2018)Near Infrared spectroscopy (NIRS) is a brain imaging technique that measures hemodynamic activity in the human brain cortex with special wavelengths (infrared) in the light. the use of this technique in brain-computer ... -
Classification of electroencephalography signals recorded during olfaction of some spices
(Ieee, 2018)Responses to different information from the sensory organs of the brain can be analyzed by various brain imaging techniques. Among these techniques, electroencephalography (EEG) is widely used because it is performed at a ... -
Comparison of different controllers and stability analysis for photovoltaic powered buck-boost DC-DC converter
(Taylor & Francis Inc, 2018)In this study, proportional integral (PI), fuzzy logic (FL), and sliding mode (SM) control of DC-DC buck-boost converter are presented. the obtained results were compared for these controller methods. the converter system, ... -
TRCyberLab: An infrastructure for future internet and security studies
(Ieee, 2018)The digital world is continuously changing, and new technologies affecting every aspect of our life. in order to keep up with these changes and have some impact and/or control over it; we must conduct advanced research on ... -
Efficiency improvement for a DC-DC quadratic power boost converter by applying a switch turn-off lossless snubber structure based on zero voltage switching
(Kaunas Univ Technology, 2018)So as to keep the converter in small size, high switching frequencies are normally used. As a result, in higher frequencies, switching losses seriously affect the efficiency. Current and voltage stresses on power switch ... -
Peak-to-average-power-ratio (PAPR) reduction methods with wavelet transform in MIMO-OFDM
(Taylor & Francis Ltd, 2018)This study is based on the comparison of the results with an analysis method recommended for the Peak-to-Average-Power-Ratio (PAPR) reduction methods. This is one of the most significant problems in the Multiple Input-Multiple ...