Resonant elements
Omega-Shaped Geometries of Reflectarray Resonant Elements with Low Cross-Polarization for Wideband and Dual-Polarization Use
... reflecting elements printed on a conductor-backed dielectric substrate ...various resonant elements with different resonant frequency, thereby changing the reflecting ...multi-resonant ...
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Study of phasing distribution characteristics of reflectarray antenna using different resonant elements
... array elements to scatter the incident field with the proper phase required to form a planar ...of resonant elements can be used in printed reflectarray antenna depending on its ...patch ...
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Design and analysis of high performance reflectarray resonant elements
... This paper reports on the performance comparison of different structures of reflectarray resonant elements operating in X-band frequency range. A thorough investigation has been carried out in terms of ...
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Study Of Phasing Distribution Characteristics Of Reflectarray Antenna Using Different Resonant Elements
... individual elements are designed to scatter the incident field with the proper phase required to form a planar phase surface in front of the aperture, as suggested in ...patch elements on the reflectarray ...
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Static phase range enhancement of reflectarray resonant elements
... of resonant elements can be used in printed reflectarray antenna depending on its ...patch elements [2], [3], spiral patch element [4], cross dipole elements [5], [6] and ring elements ...
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Resonant elements for tunable refledarray antenna design
... This paper presents an accurate analysis of different configurations of ~eflectarrayresonant elements that can be used for the design of passive and tunable reflectarrays.Rdection loss a[r] ...
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Design of reflectarray antenna integrated with FSS textured configurations for wireless communication applications
... reflectarray resonant elements (Pozar et ...the resonant frequency. This is because at resonant frequency the reflectivity of reflectarrays is at its maximum level, which is the reason of the ...
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Design and Implementation of Buck Converter a...
... The feature of this converter is the ZVS operation with the help of this it allows the reduction of switching loss an helps to soften the EMI. By nature QR power supplies has highly variable switching frequency which ...
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Improved Power Quality Single Mode Power Supply using Buck-Boost Converter
... the resonant frequency of the load (resonant load converter), or by addition of resonant elements to the switch (resonant switch converters) or by forcing a resonant transition ...
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An Angular Stable Dual-Band Frequency Selective Surface with Closely Spaced Resonances
... multiresonant elements [6] and multilayer inductive and capacitive arrays [7], have been applied to design FSS with multiband ...Identical resonant elements were adopted to construct FSS with closely ...
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DETF resonant frequency and
... silicon resonant accelerometer based on electrostatic rigidity, the proof mass will not vibrate when DETF beams vibrate without ...accelerometer resonant frequency can be determined at any ...
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Impact of cryogenic cooling during machining: A Literature Review
... reduced switching losses. Resonant converters can run in either the zero-current-switching (ZCS) or zero-voltage- switching (ZVS) mode. That means that turn-on or turn-off transitions of semiconductor devices can ...
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07_PersonalityTraits&Characterization_Handout.docx
... Directions: Read “The First Town Meeting.” As you read, determine the type of characterization used and what it tells us about the character’s personality. Remember, whenever you are p[r] ...
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fshift in resonant frequency
... The results derived from experimental study and FEA are illustrated below which shows a linear relationship between strain and frequency shift. Both experimental and FEA results confirm the analytical formulations. A ...
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Resonant enhancement in leptogenesis
... This setup allows us to obtain a solution for the out-of-equilibrium Majorana neutrino two-point functions, including flavor off-diagonal correlations, without fur- ther approximations and based on the two-time ...
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Resonant Elastic Scattering
... Two different reaction mechanisms can be invoked to explain the measured data. On the one hand (Fig.1, top left), the two nuclei undergo the strong Coulomb repulsion but they don’t "touch" each other. On the other ...
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Frequency Preference Response to Oscillatory Inputs in Two-dimensional Neural Models: A Geometric Approach to Subthreshold Amplitude and Phase Resonance
... Resonance has been first studied in the damped harmonic oscillator subject to sinusoidal forcing (see Appendix A.4). Similar to the λ–ω system, the natural and resonant frequencies coincide when the system is ...
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On mooring line tension and fatigue prediction for offshore vertical axis wind turbines : a comparison of lumped mass and quasi-static approaches
... While a good agreement between the MD and QSE can be observed at the very low frequencies (wind turbulence spectrum range) (Figure 6-Figure 7, centre-top), already at below-rated operating condition, the QSE model ...
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Study of the Frequency Characteristic for a Magnetically Coupled Resonant Wireless Power Transmission System with Changes of the Capacitance
... coupled resonant WPT technology are as follows: (1) mid-range transmission distance (in the range of m); (2) large transmission power; (3) high transmission efficiency; (4) power supply ...
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Resonant Scattering and Crack Sizing
... Longitudinal wavenumber k=2~f/cL of the first peak in the scattering amplitudes for measurement from simulated circular cracks in IN100 and titanium as a function of incident angle.... R[r] ...
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