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Dielectric resonators for microwave applications

Using  Pcb-Techniques  And Dielectric Design Band  Pass  Filter  Resonators  For  Ku - Band Applications

Using Pcb-Techniques And Dielectric Design Band Pass Filter Resonators For Ku - Band Applications

... telecommunication applications to very few years ago, when filters with dielectric elements began to replace them, since this technology off ers important reductions on mass and volume (about 50%) and ...

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EBG Filtering Structure using Thick film High Dielectric Constant Resonators

EBG Filtering Structure using Thick film High Dielectric Constant Resonators

... as resonators in planar ...the resonators on the microstrip line. Since cylindrical shape of dielectric resonators have a flexible radius, height, h and dielectric constant due to ...

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High Q-Factor Narrow-Band Bandpass Filter Using Cylindrical Dielectric Resonators for X-Band Applications

High Q-Factor Narrow-Band Bandpass Filter Using Cylindrical Dielectric Resonators for X-Band Applications

... high-performance microwave devices and circuits based on the DRs, such as antennas, oscillators, and power dividers, have been explored which validate the potential of DRs in different topology applications ...

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Dielectric constants of simple gases determined using microwave cavity resonators

Dielectric constants of simple gases determined using microwave cavity resonators

... the microwave coaxial cables (Radio Spares RG405, nominal ...the microwave cable openings, to a sufficient depth that grub screws could be inserted and gently tightened onto the outer conductors o f the ...

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Modelling and experimental investigation of nonlinear properties of YBa₂Cu₃O₇ and NdBa₂Cu₃O₇ superconducting films and resonators for applications in microwave circuits

Modelling and experimental investigation of nonlinear properties of YBa₂Cu₃O₇ and NdBa₂Cu₃O₇ superconducting films and resonators for applications in microwave circuits

... investigating microwave properties of superconductors is important in terms of applied superconductivity, development of advanced applications of superconducting materials, as well development of scientific ...

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Three-Dimensional Metamaterial Microwave Absorbers Composed of Coplanar Magnetic and Electric Resonators

Three-Dimensional Metamaterial Microwave Absorbers Composed of Coplanar Magnetic and Electric Resonators

... metallic resonators and lossy substrates and that it is based on resonances, the imaginary part of the refractive index is expected to be very large, which guarantees strong absorption of transmitted EM ...

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Modelling for Microwave Applications in Rwanda

Modelling for Microwave Applications in Rwanda

... The understanding of the attenuation statistics is essential for the design of microwave and millimeter- wave radio communication systems. It has been established that rain attenuation is more severe in these ...

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Universal symmetry-breaking dynamics for the Kerr interaction of counterpropagating light in dielectric ring resonators

Universal symmetry-breaking dynamics for the Kerr interaction of counterpropagating light in dielectric ring resonators

... Spontaneous symmetry breaking plays a critical role in the description of many phenomena in physics. In the case of continuous symmetries, it allows for the mod- elling of magnetism and superconductivity [1], as well as ...

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An investigation of dielectric tunable materials for microwave tunable devices

An investigation of dielectric tunable materials for microwave tunable devices

... However, DST thin films also have lower dielectric constants and higher losses than the hulk DST. The increase in dielectric loss of DST thin film is a particular problem for implemen[r] ...

257

Dielectric Constant and Emissivity of Rock Samples at Microwave Frequencies

Dielectric Constant and Emissivity of Rock Samples at Microwave Frequencies

... In microwave frequency region, the dielectric constant and hence emissivity of dry rocks is independent of frequency ...The dielectric constant and hardness increases with increasing density of the ...

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High Frequency Nanomechanical Resonators for Sensor Applications

High Frequency Nanomechanical Resonators for Sensor Applications

... are described in more detail in Section 5.3. Even though the two resonators were nominally identical, their resonance frequencies were slightly different, 20.5 and 20.7 MHz. This difference in frequencies allowed ...

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Tunable coupling of transmission-line microwave resonators mediated by an rf SQUID

Tunable coupling of transmission-line microwave resonators mediated by an rf SQUID

... the resonators in the off-state of the coupler in ...the resonators is in- creased from g/(π) ∈ ...both resonators for the coupled (g ) and decoupled (g ) case, the signal isolation is increased ...

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Oxidative coupling of methane using microwave dielectric heating

Oxidative coupling of methane using microwave dielectric heating

... when microwave radiation is used must arise from temper- ature gradients within the ...3.6. Microwave power as a function of the temperature of catalyst ...

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Development of a novel instrument for microwave dielectric thermal analysis

Development of a novel instrument for microwave dielectric thermal analysis

... of microwave heating in industrial processing are becoming more widely appreciated and the technique is of increasing commercial ...material’s dielectric properties as a function of temperature is of ...

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Universal symmetry-breaking dynamics for the Kerr interaction of counterpropagating light in dielectric ring resonators

Universal symmetry-breaking dynamics for the Kerr interaction of counterpropagating light in dielectric ring resonators

... 4 (A 1 B 1 + A 2 B 2 ) . (15) Here, again, the independent ± signs give rise to four different complex solutions. Oscillations due to the Kerr nonlinearity have been previously noted to occur in sys- tems of ...

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Microwave Characterization of Dielectric Materials Using Bayesian Neural Networks

Microwave Characterization of Dielectric Materials Using Bayesian Neural Networks

... NN were used in [10] and [11] in order to characterize fluids. The implemented method consists in the training of the NN by using measurements made on several standard materials (fluids). This approach implies to have all ...

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An Improved Method for Microwave Nondestructive Dielectric Measurement of Layered Media

An Improved Method for Microwave Nondestructive Dielectric Measurement of Layered Media

... nondestructive dielectric measurements of material at high frequency are thus limited to transmission techniques using open-ended coaxial (OEC) probe [21– 24], open-ended rectangular waveguide [25–28] and ...

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Microwave dielectric heating behaviour of supported MoS2 and Pt catalysts

Microwave dielectric heating behaviour of supported MoS2 and Pt catalysts

... a microwave source with a constant input power of 65 ...effective dielectric loss factor than most oxides and is likely to be responsible for most of the enhanced ...

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Microwave dielectric properties and vibrational spectroscopic analysis of MgTe2O5 ceramics

Microwave dielectric properties and vibrational spectroscopic analysis of MgTe2O5 ceramics

... also investigated by Udovic et al. 13 However, the dielec- tric constant of these materials prevents their application as substrates. Hence, the search for an ideal glass-free LTCC material with good properties ...

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C. Key words Microwave route, nickel ferrite, ac conductivity, dielectric constant, dielectric loss.

C. Key words Microwave route, nickel ferrite, ac conductivity, dielectric constant, dielectric loss.

... and dielectric behavior of Nickel ferrite to understand conduction ...and dielectric properties of the composites and correlation of results may help in making composites for various ...1988).The ...

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