Dielectric and Microwave Properties
Dielectric and Microwave Properties of Natural Rubber Based Nanocomposites Containing Graphene
... the dielectric (dielectric permittivity, dielectric loss angle tangent) and microwave (reflection coefficient, attenuation coefficient, shielding effectiveness) properties of ...
7
Dielectric and Microwave Properties of Natural Rubber Based Composites Effect by Activated Carbons
... observed microwave properties of the ...the dielectric permittivity and the dielectric loss of the composite medium depends on the intrinsic permittivity of the phases, their volume fraction, ...
10
Microwave properties and structure of La–Ti–Si–B–O glass-ceramics for applications in GHz electronics
... given dielectric requirements can be fulfilled by glass-ceramic materials without being dependent on complex ceramic processing techniques which intrinsically lead to unfavorable structural properties ...
24
Ferroelectric BaTiO3/SrTiO3 multilayered thin films for room temperature tunable microwave elements
... physical properties compared to the single- crystal epitaxial films of BTO, STO, and BST ...the dielectric properties from the BTO/STO multilayer system at low frequency range ...high-frequency ...
6
The Thermal Stability of (CaTiO3)1 x (Cr3/4Fe5/4O3)x Ceramic Composites in the Microwave Region
... For dielectric microwave properties characterization, the polycrystalline powders were uniaxially pressed (100 MPa) into pellets in a steel ...
8
Microwave Assisted Organic Synthesis: A Green Chemical Approach
... products. Microwave assisted organic synthesis is the noble technique which can be utilized to reach to green chemistry ...In microwave heating, electromagnetic waves ranging from ...in microwave ...
14
Infrared and dielectric properties of nickel aluminium ferrite
... The dielectric investigation represents that the reduction of the ions on octahedral B sites slow down the electron transfer between ferrous and ferric ions that concludes the decrease in ...of dielectric ...
5
Preparation and Microwave Absorbing Characteristics of Multi Walled Carbon Nanotube/Chiral Polyaniline Composites
... Nano-materials have received increasingly more attention for their potential applications as practical structur- al and functional materials. Since the discovery in 1991 [16], carbon nanotubes (CNTs) have attracted more ...
12
Effects of Dielectric Properties of the Material located inside Multimode Applicator on Microwave Efficiency
... Figure 2c represents temperature distribution pattern for sample 1, generally coincides with the simulated electric field distribution. For example, at the region of maximum electric field intensity on sample 1, V= ...
6
Effects of V2O5 Addition on Microwave Dielectric Properties of Li2ZnTi3O8 Ceramics for LTCC Applications
... surfaces. Microwave dielectric properties of the ceramics were measured according to Hakki and Coleman’s methods [19] [20], and the same method was also used to measure τ f values of the samples at ...
8
Microstructural and High Tc Dielectric Properties of Microwave Sintered Ba0.7Ca0.3TiO3 (BCT) Ceramic
... fractionally soluble in water but insoluble in alkaline medium. Therefore in each stage of precipitation the pH ~10 was maintained. The obtained precipitate of BCT was dried under infra red light (~ 150°C), this dried ...
5
Study of Thermal and Dielectric Properties of (PVA MnCl2 4H2O) Composit
... the dielectric constant and when increasing the frequency the values of dielectric constant is decreasing, this can be explained that at the region of the low frequency the time period is enough for the ...
6
Microwave Characterization of Activated Carbons
... different microwave measurement techniques, micro- wave cavity perturbation at ...the microwave electric field, both in terms of strong polarization and ...temperature-dependent dielectric ...
12
Characterization of the Fat Channel for Intra-Body Communication at R-Band Frequencies
... To validate the performance of the fabricated probes, we measure their scattering parameters. Fig. 8 illustrates a back-to-back setup of the probes. We set the channel length as a variable that will be used later in our ...
15
The electrical properties of plasma-deposited thin films derived from pelargonium graveolens
... electrical properties of films derived from Pelargonium graveolens (geranium) were investigated in metal–insulator–metal (MIM) ...low dielectric constant across a wide range of frequencies that decreases as ...
11
MICROWAVE DIELECTRIC CHARACTERIZATION OF COMPLEX SYSTEM
... This study reveals the measurement of dielectric constant, density, viscosity, refractive index of DMSO + ethanol solution was studied in different concentrations at 298K. The experimental data and excess ...
5
Dielectric microwave sensors with multivariate calibration
... Water is often added to foodstuffs during processing. This is inevitable when the raw materials has to be cleaned. Fur- thermore the nutritiousness is saved and surface oxidation is reduced when the raw materials are ...
5
Temperature Dependence of Dielectric Properties of Barley, Chickpea and Mustard Seeds in Powder Form at Microwave Frequencies
... 1. Microwave power was obtained from a microwave source, ...liquid dielectric cell, which was initially kept at its lowest position in the ...the dielectric cell and the plunger was brought ...
11
Dielectric permittivity modulation of liquid crystals for microwave applications
... 5 Dielectric tunability T (%, 3GHz) vs ∆n/ne (%, 589nm) for tested ...the dielectric anisotropy at microwave regime is correlated quite well with the birefringence in visible ...of dielectric ...
10
Dielectric Properties and Numerical Modelling of Microwave Heating of Portland Cement/Fly Ash Blends
... 4 40 seconds after heating. After the first 40 seconds, ANSYS also showed better correlation with the real data than COMSOL. Therefore, it can be concluded that, although ANSYS is less reliable in predicting the overall ...
5