Güncel Gönderiler: Mühendislik Fakültesi
Toplam kayıt 1324, listelenen: 421-440
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Perfluoroalkyl-Functionalized Thiazole Thiophene Oligomers as N-Channel Semiconductors in Organic Field-Effect and Light-Emitting Transistors
(AMER CHEMICAL SOC, 2014)Despite their favorable electronic and structural properties, the synthetic development and incorporation of thiazole-based building blocks into n-type semiconductors has lagged behind that of other π-deficient building ... -
Coefficient ratios-based robust sliding surface and integral sliding mode control designs with optimal transient responses
(WILEY, 2014)A coefficient ratio-based sliding surface algorithm and an integral sliding mode control approach are proposed for multivariable dynamical systems. The sliding surface design problem is reduced to the specification of the ... -
Three dimensional stress analysis of solid oxide fuel cell anode micro structure
(PERGAMON-ELSEVIER SCIENCE LTD, 2014)One of the most common problems in solid oxide fuel cells (SOFCs) is the delamination and thus the degradation of electrode/electrolyte interface which occurs in the consequences of the stresses generated within the ... -
Quality-of-service differentiation in single-path and multi-path routing for wireless sensor network-based smart grid applications
(ELSEVIER, 2014)Electrical grid is one of the most important infrastructure of the modern nation. However, power grid has been aged over 100 years and prone to major failures. The imbalance between power demand and supply, the equipment ... -
EEG informational code dependence on the functional state: General trends and characteristic period
(ELSEVIER, 2014)EEG signal is an important source to study the brain signalization in all its variety. The consideration of this signal as an informational process leads to the exploration of the properties of these processes, which are ... -
A mathematical model proposal for cost-effective course planning in large hierarchical organizations
(ELSEVIER, 2014)Hierarchical organizations, especially in government agencies, are known by their pyramidal structures and continuous training needs resulting from promotions and/or assignments. Using scientific and rational methods in ... -
Lifetime analysis of wireless sensor nodes in different smart grid environments
(SPRINGER, 2014)Wireless sensor networks (WSNs) can help the realization of low-cost power grid automation systems where multi-functional sensor nodes can be used to monitor the critical parameters of smart grid components. The WSN-based ... -
Cloud Computing for Smart Grid applications
(ELSEVIER, 2014)A reliable and efficient communications system is required for the robust, affordable and secure supply of power through Smart Grids (SG). Computational requirements for Smart Grid applications can be met by utilizing the ... -
A detailed investigation of electronic and intersubband optical properties of AlxGa(1-x)As/Al0.3Ga0.7As/AlyGa1-yAs/Al0.3Ga0.7As multi-shell quantum dots
(IOP Publishing Ltd, 2014)In this study, we have investigated the electronic and intersubband optical properties of Al x Ga1-x As/Al0.3Ga0.7As/Al y Ga1-y As/Al0.3Ga0.7As multi-shell quantum dot heterostructures as a function of the Al doping ... -
A detailed investigation of electronic and optical properties of the exciton, the biexciton and charged excitons in a multi-shell quantum dot nanocrystal
(IOP Publishing Ltd, 2014)In the present study, the electronic and optical properties of the exciton (X), the biexciton (XX) and charged excitons (X- and X+) in a multi-shell quantum dot nanocrystal have been systematically explored in detail. The ... -
Like/dislike analysis using EEG: Determination of most discriminative channels and frequencies
(ELSEVIER IRELAND LTD, 2014)In this study, we have analyzed electroencephalography (EEG) signals to investigate the following issues, (i) which frequencies and EEG channels could be relatively better indicators of preference (like or dislike decisions) ... -
New high-pressure phase of MgH2: An ab initio constant-pressure study
(IOP Publishing Ltd, 2014)The stability of magnesium hydride (MgH2) at high pressure is studied using a constant-pressure ab initio technique. Two phase transformations are successfully observed through the simulations. The rutile structure undergoes ... -
A Novel Pre-Equalization Method for Molecular Communication via Diffusion in Nanonetworks
(IEEE, 2015)In this letter, a novel pre-equalization method in the context of molecular communication via diffusion (MCvD) is proposed. Our method is based on the emission of two types of messenger molecules (MMs) from the transmitter ... -
Micro level two dimensional stress and thermal analysis anode/electrolyte interface of a solid oxide fuel cell
(PERGAMON-ELSEVIER SCIENCE LTD, 2015)The delamination and degradation of solid oxide fuel cells (SOFCs) electrode/electrolyte interface is estimated by calculating the stresses generated within the different layers of the cell. The stresses developed in a ... -
Liquid boron and amorphous boron: An ab initio molecular dynamics study
(ELSEVIER, 2015)The atomic structure of liquid and amorphous boron is investigated using an ab initio molecular dynamics technique. Liquid and amorphous states are found to have notably different microstructures and an average coordination ... -
Photosensing Properties of Pentacene OFETs Based on a Novel PMMA Copolymer Gate Dielectric
(IEEE, 2015)In the present work, bottom-gate top-contact organic field effect transistors (OFETs) were fabricated by evaporating a pentacene semiconductor film on top of a new insulating poly(methyl methacrylate) (PMMA) copolymer ... -
On-demand weighing of single dry biological particles over a 5-order-of-magnitude dynamic range
(ROYAL SOC CHEMISTRY, 2014)We report a simple and highly versatile system to select and weigh individual dry biological particles. The system is composed of a microtweezer to pick and place individual particles and a cantilever-based resonator to ... -
High-pressure phase transitions of TiN: an ab initio constant pressure study
(TAYLOR & FRANCIS LTD, 2015)An ab initio constant pressure molecular dynamics technique is carried out to explore the behaviour of rock salt-structured titanium nitride (TiN) under pressure. Two successive phase transformations are successfully ... -
Variable structure controllers for unstable processes
(ELSEVIER SCI LTD, 2015)A variable structure control (VSC) method for unstable industrial processes is proposed. The proposed control method is able to provide a highly satisfactory system performance and to tackle with robustness issues of the ... -
An Efficient Approach to Numerical Study of the MRLW Equation with B-Spline Collocation Method
(HINDAWI PUBLISHING CORPORATION, 2014)A septic B-spline collocation method is implemented to find the numerical solution of the modified regularized long wave (MRLW) equation. Three test problems including the single soliton and interaction of two and three ...
