high frequency dielectric relaxation
Grain size dependence of dielectric relaxation in cerium oxide as high k layer
... the high-k thin ...extrinsic frequency dispersion of the high-k thin films used in the ...the frequency dispersion mentioned above, the intrinsic effect (dielectric relaxation) ...
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Impedance Spectroscopy of Zns Nanoparticles Embedded in Conducting Polymer
... At high frequency greater than 10 MHz, ε 1 reaches to about ...The high frequency value of ε 1 is almost independent of ...large dielectric constant can be explained by interfacial ...
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Miscibility Behavior of Poly Ethylene Glycol or Poly Ethylene Succinate/Chlorinated Poly Vinyl Chloride Blends Studied by Dielectric Relaxation Spectroscopy
... with frequency gives evidence for a very distinct dipolar peak whose position depends on the ambient ...three relaxation processes can be observed for tan(δ). The high frequency side process, ...
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Behaviour of Dielectric Properties of Soil of Northeast Region of Nasik with Variation of Moisture Content
... of dielectric constant for different soils depend on the physical composition of ...in dielectric constant with increasing of sand percentages, whereas it increases with the increase in silt and ...of ...
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Structural, Dielectric Relaxation and Electrical Characterization of CaNb2O6 Phase Pure Material
... the frequency dependent conductivity lies in the relaxation phenomenon arising due to mobile charge ...low frequency dispersion thus is associated with ac conductivity whereas almost frequency ...
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Frequency and Temperature Dependent Dielectric Relaxation Studies of Paracetamol in the Dilute Solution of Carbon Tetrachloride
... of dielectric properties of polar liquids, especially in dilute solutions with non-polar medium have important role in liquid ...the dielectric investigations mainly probe weak forces between the molecules ...
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Dielectric relaxation and frequency dependence of Hf02 doped by lanthanide elements
... the dielectric relaxation is shown by the results in Figure 5-5 which contains the results of as-deposited and annealed samples with a La concentration of ...x=0.35 dielectric (open and closed circle ...
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Structure and dielectric properties of sol gel processed Ba (Fe1/2Nb1/2) O3 ceramics
... Moreover, dielectric measurements showed strong relaxation and diffuse phenomena, and a maximum of the dielectric permittivity at a temperature lower than those reported in the literature, together ...
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Structural, Optical and Dielectric Properties of Tin Selenide Nanoparticles Prepared by Aqueous Solution Method
... It can be seen that a small peak appears in each spectrum of tanδ vs frequency. This is related to electric relaxation polarization. It is well known fact that due to large surface area of nano structured ...
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Dielectric relaxation of high k oxides
... of frequency dispersion during C-V measurement in high- k thin film (shown in Figure 1), which were studied before validating the effects of k -value dependence, were parasitic effect, lossy interfacial ...
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Impedance Spectroscopy and Dielectric Properties of Silver Incorporated Indium Sulfide Thin Films
... in dielectric permitivity with frequency can be attributed to the contribution of the multicomponent polarizability, which are deformational and ...the relaxation plorizability originated from ...
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Structural Changes and Dielectric Relaxation Behavior of Uniaxially Oriented High Density Polyethylene
... relaxation in PE should be treated as a motion in interfacial regions, and in the latter as a highly cooperative process such as the glass ...β relaxation in branched PE is quite prominent [75], but in ...
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Study on Correlation Coefficient of A. C. Conductivity and Relaxation Time of Soils with Moisture Content at 5.3 Ghz
... solid dielectric cell with soil sample is connected to the opposite end of the ...The dielectric constant ε' and dielectric loss ε'' of the soils are then determined by using equations (1) and (2) ...
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Synthesis, Structural and Dielectric Properties of La doped 95BiFeO3-5BaTiO3 Ceramic
... ABSTRACT: The effect of La substitution on the microstructure and electrical properties of (BLFO - BT) ceramic synthesized by the Sol-Gel method was studied. The X-ray diffraction pattern confirms the perovskite ...
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Bizjak, Tanja (2004): Ultrafast photoinduced intra- und intermolecular charge transfer and solvation. Dissertation, LMU München: Fakultät für Physik
... when high-power ultrashort laser pulses are applied (in our experiments: >10 14 W/m 2 ), these media can absorb efficiently through a multiphoton absorption mechanism [69] leading to the two-photon ab- sorption ...
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High-frequency affine mechanics and nonaffine relaxation in a model cytoskeleton
... propagating from a local source applied by an optical tweezer. Since the applied force is constant, the gel becomes equilibrated and the fluctuation-dissipation theorem can be employed to deduce the viscoelasticity of ...
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Microwave Dielectric Measurements of 4-Nitroacetanilide at Different Temperatures in Carbon Tetrachloride Solution
... The dielectric properties of 4-Nitroacetanilide have been discussed at four different temperatures in the dilute solution of carbon tetrachloride at a fixed frequency of ...of dielectric constant ...
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Structural and Dielectric Studies of Gd Doped ZnO Nanocrystals at Room Temperature
... pure). These chemicals were weighed using an electronic balance in accordance with the required stoichiometry. These materials were homogeneously mixed using an agate mortar for sufficient time to get fine powders. LiOH ...
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Dielectric measurement of azadirachta indica (bark) at 9 85 ghz frequency
... decreasing relaxation time. Table -2 shows measured and computed value of dielectric parameters for bulk from bark powder ...of dielectric constant, dielectric loss and conductivity increases ...
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Disorder driven structural and dielectric properties of silicon substituted strontium titanate
... a high charge storage density but also a low leakage current density for their successful application in high performing and reli- able logic (MOSFET) and memory (DRAM, RRAM, ...
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