time-domain dielectric spectroscopy
Dielectric spectroscopy of Tobacco Mosaic Virus
... the dielectric properties of viral particles has received scant attention and to the best of our knowledge there is only one publication reporting the dielectric properties of the un-enveloped Alfalfa ...
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Dielectric spectroscopy study of thermally-aged extruded model power cables
... using dielectric spectroscopy techniques to study their thermal ageing ...and time-domain dielectric spectroscopy techniques after accelerated thermal ageing under 135°C for 60 ...
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Dielectric spectroscopy of single cells: time domain analysis using Maxwell’s mixture equation
... Dielectric spectroscopy is a powerful tool for investigating the dielectric properties of biological particles in ...the dielectric properties of the particles are related to the measured ...
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Ultrashort electric pulse induced changes in cellular dielectric properties
... used time domain dielectric spectroscopy to measure the dielectric properties of Jurkat cells, a malignant human T-cell line, before and after exposure to five 10 ns, 150 kV/cm ...
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Probing temperature- and solvent-dependent protein dynamics using terahertz time-domain spectroscopy
... THz dielectric spectrum will not simply be a summation of its component parts but in fact a complex mixture which can often only be decomposed using an effec- tive medium theory (Vinh et ...the dielectric ...
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Density Detection of Aligned Nanowire Arrays Using Terahertz Time Domain Spectroscopy
... Terahertz time-domain spectroscopy (THz-TDS) is a normal and significant THz method based on the THz electric field with time resolution. As a newly developed spectral technique, some spectral ...
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Effect of pore conformation on dielectric anisotropy of oven-dry wood evaluated using terahertz time-domain spectroscopy and eigenvalue problems for two-dimensional photonic crystals
... estimated using e 0 = 2nj and Eqs. (7) and (8), can prob- ably be ignored because the ratio of the dielectric loss to the relative permittivity was at most 0.15 in the measure- ment. The relative permittivity was ...
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Fast and non-destructive pore structure analysis using terahertz time-domain spectroscopy
... In general a capacitance is defined as C = ε A w with ε, A, w as the permittivity of the dielectric medium between the two plates, the area of the conductive plates and the distance between the two plates, ...
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Determination of quality and storage-time of dielectric mixtures using time domain spectroscopy
... determining dielectric properties in the frequency- or time- ...Frequency domain methods mea- sure the reflection coefficient at the end of the coaxial line and evaluate it in order to determine the ...
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Terahertz Time Domain Spectroscopy of Amino Acids and Sugars
... layered dielectric structure designed to allow different penetration depths versus wavelength, and thus are capable of inducing different temporal retardation based on light ...
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Interference Interaction of Counter-Propagating Pulses on a Magneto-Dielectric Slab
... 3.3. Comparison of Solutions: Analytical vs Numerical In order to verify the analytical solution (6)–(8) Equations (1)–(2) are solved numerically by means of finite-difference time domain (FDTD) method ...
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On Ultrafast Time Domain TeraHertz Spectroscopy in the Condensed Phase: Linear Spectroscopic Measurements of Hydrogen Bond Dynamics of Astrochemical Ice Analogs and Nonlinear TeraHertz Kerr Effect Measurements of Vibrational Quantum Beats
... (mid-IR) spectroscopy (450 - 4000 cm −1 ) has been fundamental in improving our understanding of ice and dust in the ...(FTIR) spectroscopy and temperature-programmed desorption (TPD) ...IR ...
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Transient Adjoint Sensitivities for Discontinuities with Gaussian Material Distributions
... In the TLM method, the medium is modeled by a network of transmission lines where voltages and currents model electric and magnetic fields. Fig. 1 shows the 2D-TLM shunt-node model and the 3D Symmetrical-Condensed-Node ...
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Dielectric spectroscopy of epoxy/glass composite materials
... Dielectric measurements made on samples removed temporarily from ageing at 5 weeks, and 3months (at E=62.5kV/mm DC, T=15±5ºC) and on the sample that failed show the same form of response as for the unaged ...
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A Novel Time-Domain Physical Optics for Computation of Electromagnetic Scattering of Homogeneous Dielectric Objects
... the time-domain electromagnetic scattering analysis [1–3]. Time-domain versions of various high- frequency techniques are presented in previous work [4, 5], and the time-domain ...
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Non-linear dielectric spectroscopy of microbiological suspensions
... Our findings are partially consistent with the hypothesis of Blake-Coleman and co-workers, [13,14] where the interface region is responsible for the generation of har- monics, and it can be altered by the presence of ...
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Development Of 3D Finite-Difference Time-Domain (FDTD) Algorithm In Matlab For Dielectric Resonator Antenna Radiation Study
... This chapter will describe the fundamental concept and theory of the FDTD methods in solving Maxwell’s curl equation in time domain. The equations cover the in term of electric and magnetic field. The ABCs ...
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Dielectric spectroscopy of grape juice at microwave frequencies
... The Cole-Cole plot and the linear regression lines for ε' vs. ωε'' plot and ε' vs. ε''/ω plot for green and black grapes are shown in Fig. 7. Similar plots can be made for other temperatures. It can be observed from ...
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Dielectric Spectroscopy of Polyvinyl Alcohol Hydrogels and Nanocomposites
... We observed a critical temperature at which significant changes in the dielectric constant begin. The critical temperature for PVA cryogel was approximately 263 K for the first cycle and varied between 263 K and ...
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Dielectric spectroscopy and dissolution studies of bioactive glasses
... constant and T is the temperature. The activation energies obtained ranged between 60 and 100 kJ/mol and the activation energies correlated with those for alkali metal ion diffusion or ion hopping. The activation energy ...
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