electromechanical coupling
High performance AlScN thin film based surface acoustic wave devices with large electromechanical coupling coefficient
... in electromechanical coupling coefficient, K 2 , in the range of ...The coupling coefficients of the present AlScN SAW devices are much higher than that of theoretical calculation with some ...
8
Electromechanical coupling behavior of dielectric elastomer transducers
... waveguide. To change the bandgaps of a waveguide in a conventional way, one has to change the geometry of the structure, usually through adjustment of the pre-stress, phase transformation and thermal expansion. With the ...
156
Failure mechanisms and electromechanical coupling in semiconducting nanowires
... and electromechanical behaviour of individual ...and electromechanical properties of GaN nanowires were ...the electromechanical properties of gallium nitride nanowires are also ...
6
Electromechanical Coupling Analysis of Shaped Reflector Antenna Based on Standard Discrete Parabola Set
... In this paper, we propose a new method that mainly deals with electro-mechanical coupling analysis of shaped dual-reflector antennas. In order to obtain high aperture efficiency and low sidelobe levels, ...
5
Electrical Properties of CuO Doped PZT PZN PMnN Piezoelectric Ceramics Sintered at Low Temperature
... CuO piezoelectric ceramics, where x = 0.0, 0.05, 0.075, 0.10, 0.125, 0.150, and 0.175, have been fa- bricated by the conventional solid-state reaction method and the B-site Oxide mixing technique (BO). The effect of CuO ...
9
Structure and Electrical Properties of Fe2O3 Doped PZT PZN PMnN Ceramics
... At x = 0.25, electrical properties of ceramics are best: the density ρ of 7.86 g/cm3, the electromechanical coupling factor kp of 0.64, the dielectric constant εr of 1400, the dielectric[r] ...
7
Size-dependent Electroelastic Properties of Piezoelectric Nanoplates
... on the variational principle. Later, a more comprehensive theoretical framework incorporating the flexoelectricity, surface effects and electrostatic force was developed by Hu and Shen (Hu and Shen, 2010; Shen and Hu, ...
119
City-Bus-Route Demand-based Efficient Coupling Driving Control for Parallel Plug-in Hybrid Electric Bus
... Considering the difference between dynamic char- acteristics of the engine and the EM, it is necessary to further study the coordinated control method for an efficient solution of the hybrid powertrain. Therefore, a ...
11
Theoretical modelling of frequency dependent elastic loss in composite piezoelectric transducers
... and electromechanical coupling coefficient of a 1-3 composite transducer, with frequency dependent loss in the polymer filler, is ...the electromechanical coupling ...
20
The Peano-series solution for modeling shear horizontal waves in piezoelectric plates
... high electromechanical coupling. Graphical representations of electrical and mechanical amounts function of depth are made, they are in agreement with the continuity rules. The developed Peano technique is ...
6
Neuronal constitutive nitric oxide synthase is involved in murine enteric inhibitory neurotransmission
... The fast and slow IJPs produce smooth muscle relaxation by electromechanical coupling involving suppression of calcium entry via L-type calcium channels due to membrane hyperpolarization[r] ...
7
SMC-PID for Electromechanical Plant
... hyperbolic functions, and hysteresis-saturation functions. An ultimate roundedness of the error within some predetermined boundary layer is considered in these continuous functions . Some other studies have also been ...
9
Modern Design of Electromechanical Devices
... of electromechanical devices and it is clearly recognised that the use of analytical and experimental methods, followed by expensive and inflexible prototyping, is no longer cost- ...
6
MODELING OF ELECTROMECHANICAL SYSTEMS OF LOCOMOTIVES
... Розроблена комп ’ ютерна модель електромеханічної системи магістрального тепловоза на базі поєднання програмних комплексів MatLab і « Універсальний механізм ».. Разработана компьютерн[r] ...
5
Electromechanical modelling of trapezoidal microstructures
... This thesis is concerned w ith the assessment of the effects of non conformity of shape when using low cost fabrication methods. The use of deep reactive ion etching and synchrotron sources (LIGA process) allows for ...
179
The New Invention Of Electromechanical Dustbin
... First of all, I would like to thanks to my beloved parents who had been support and helping me from the beginning to the end in order to complete my bachelor degree study in UTEM. My special honor to Mr Shafizal Bin Mat ...
24
Electric Motion Platform for Use in Simulation Technology – Design and Optimal Control of a Linear Electromechanical Actuator
... However, besides their indisputable advantages, electric systems have also several cons. The electromechanical transmission is subject to higher friction, increasing the wear and tear of the actuator. Therefore, ...
6
REPLACEMENT OF ELECTROMECHANICAL METERS AND IMPACT TO LOSSES MINIMIZATION
... from electromechanical to digital gives visible and positive results and is creating additional income for our corporation, as the main reasons is the inability of the customer programming tariffs, options which ...
9
Electromechanical Delay of the Dorsiflexors in Young and Old Women
... There are two different methods of testing EMD of the human muscle. Voluntary contraction allows maximal and submaximal contractions to be tested with or without joint movements. In addition, voluntary measurements allow ...
67
Development of micro-electromechanical systems in GaN
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