... petroleum contamination and ofthe substances from the decomposition of organic matter in the sludge The comparison between the values of sum of PAHs and values of sum of their toxic equivalent factors ... soils The data ofthe contents of POPs in the set of sewage sludge were processed for the assessment of their “background values” The 90% percentile was used after elimination of outlying values These ... Republic (Gergel, 1995) The problem ofthe liquidation or suitable use of extracted sediments of these amounts is evident In spit ofthe traditional use ofthe sediments as the fertilizers on agricultural...
... sensitivity ofthe mass analysis, the analytes should elute with a maximal proportion of organic solvent into the ion source On the other hand, the LC should lead to the separation of CEdGA,B ... value of each sample to the mean ratio ofthe unmodified pGL3 Control vector The results ofthe luciferase reporter gene assay with the CEdG-modified vector showed that the plasmid with the highest ... completeness ofthe digest The inability to digest the CEdG-modified DNA by restriction enzymes can be caused by a steric hindrance of DNA adducts and by the loss ofthe symmetry ofthe recognition...
... probe on the other side A small hole can be drilled on the other side ofthe cavity to allow the output ofthe modulated LASER to be coupled to the IMPATT chip via a piece of optical fiber The intensity ... it develops between the phase of π to 2π (Figure 4) The width ofthe drift region is so adjusted that the transit time of carriers is half the period ofthe ac cycle Thus the total phase lag ... because the number of e-h pairs created is proportional to the product of ionization rate of an individual carrier, which is highest at the instant ofthe peak field, and the number density of charge...
... T f is the duration ofthe impulse response of one filter ofthe filter bank Maximal throughput ofthe communication system can be estimated by multiplying its number of sub-bands and the pulse ... two arms Cp is the geometric capacitance ofthe structure The Rs, Ls, Cs branch ofthe circuit is called the "motional arm," which arises from mechanical vibrations ofthe crystal The series elements ... IF frequency The photograph of this experimental setup is shown in Fig The VSA software in PC will capture the data ofthe PA The captured data can then import to Matlab for further analysis...
... antenna The total pattern ofthe system is computed by the sum of secondary field and the primary field ofthe feed element For the majority of feeds like horn antennas, the primary pattern in the ... addition, the direction ofthe reflected ray and the point of intersection ofthe reflected ray with the aperture plane are obtained by use of geometrical optics These fields comprise the aperture ... The operating frequency ofthe antenna is 1.4 GHz Reflector aperture is 7.0m in height and 13.5m in width with a focal axis of 5.31m The profile of azimuth curve is parabola and the profile of...
... the self-resonance ofthe interdigital capacitors The frequency response ofthe right-handed region is not as good as the left-handed region The other drawback is the high insertion loss ofthe ... oscillation in the divider First, the proper value of IL should be set within the range of no oscillation The Nyquist diagram of Fig 14(a) shows the divider oscillates above 2.5mA of IL, and then, the tail ... Element values of 21st order Chebyshev prototype low-pass filters As shown in Fig 4, the lower the pass-band ripple, the smoother are the element values In the limiting case, the values ofthe central...
... detail, the center frequency ofthe BPF is set at the end ofthe band(18GHz or 20GHz here), which is called the cut-off frequency in the gain equalizer design, with the ripple level of 0.1dB and the ... minimising the overlap between the current and voltage waveforms In the other part ofthe period, the active device is turned off acting as an open circuit Therefore, the current is theoretically ... number 1) added to the descending one(number 2) Particularly with Fig 1, the equalizer shows the minimum loss at the high end ofthe band Depending on cases, the slope ofthe equalizer's amplitude...
... where θs is the angular size ofthe extended radio source In thecaseofthe uniform source brightness distribution θs is the physical angular size ofthe source disk In thecaseofthe Gaussian ... have the same maximum value of at the center ofthe aperture and the same minimum value at the edge ofthe aperture that is equal to the value ofthe aperture edge illumination taper B Knowing the ... on the value ofthe edge illumination taper, regardless ofthe type ofthe aperture illumination The numerical simulations ofthe circular antenna beamwidth using the expression (18) for the...
... the number of levels is, the higher the diffraction efficiency is, however, the higher the difficulty of manufacture becomes Therefore, the compromise between the diffraction efficiency and the ... radius ofthe BOE, which is represented by R , is the same as that ofthe input and output planes; n1 and n2 represent the refractive indices ofthe free space and the BOE, respectively; and z is the ... Suc are the areas ofthe vth and uth sample ring ofthe input and output planes, respectively; Evi is the incident field at the vth sample ring ofthe input plane, and Euc and Eud are the calculated...
... presents the measured results at the output ofthe SDR receiver using the logic analyzer, where the left graph shows the total power averaged over the excitation band of frequencies, while the right ... Introduction The oceans ofthe Earth work in concert with the atmosphere to control and regulate the environment Fed by the sun, the interaction of land, ocean, and atmosphere produces the phenomenon of ... Doppler analysis ofthe data allows estimating their along-track positions relative to the position ofthe altimeter It follows that the alongtrack dimension ofthe signal data and the cross-track...
... quite close to the ideal cases ofthe theoretical description ofthe atmospheric extinction processes and simply represent a rough fitting ofthe theory Many aspects predicted by the theory are neglected ... to the different nature ofthe algorithms In thecaseof moderate rain (Fig 10-a) the precipitating areas are quite similar over the southern Mediterranean Sea; over the northern sector GPROF ... n n (3) The values of J on the left-hand side of this equation are the source terms They represent the known excitations The elements ofthe Y-matrix are functions ofthe analyzed problem...
... under non thermal conditions Therefore measurable thermal effects are not expected Dosimetry calculations Fig 10 SAR in the surface ofthe sphere (nervous ganglion) The mean value of SAR in the volume ... neurons that as the frequency ofthe applied MF, fM, was coincident with the main frequency, f0 ofthe Fourier spectrum ofthe spontaneous bioelectric activity voltage impulse, the neuron firing ... in the X-ray, U.V and ranges ofthe EM spectrum) or appreciable thermal effects (see dosimetry data) In fact in the range of ELF, the heating effects are eventually due to the production of...
... collector area of 500 cm2, and the amount of rain per tip was 0.1 mm The time ofthe tips was recorded with an uncertainty of second The rain gauge is situated near the receivers ofthe radio systems ... close to each other The measured CD of attenuation due to rain only at 58 GHz is slightly over the calculated one in the region of 0.008% - 1% ofthe time of year The measured CD of attenuation ... excellently with the measured distribution in the region of 0.05% - 4% ofthe time of year For the percentages of time smaller than 0.05%, the scaled distribution from path C is slightly under the measured...
... coefficient of specific heat of body material, L- the scale of irregular warning up ofthe material in the given condition, probably having the size similar to the size ofthe grain on the surface ofthe ... pyramid, or the like, causes the gaseous products formed from the initiation ofthe explosive at the end ofthe cylinder opposite the hollow cavity to focus the energy ofthe detonation products The ... receive the analytical decision of a task as a first approximation at the assumption, that the process of formation of a jet follows the laws ofthe stationary expiration In [17] on the basis of the...
... to the change of VD (drain lag) is regarded as predominant for the cases of higher VDoff Fig.10 shows (a) electron density profiles and (b) NDD+ profiles in the off state for the two cases The ... way that the absorption band ofthe activated resonator would be then shifted far away from the operation frequency band ofthe filter The response ofthe filter will change: shift ofthe absorption ... irrespective ofthe used substrate or of their thickness As in thecaseofthe electrical resistivity measurements, the width ofthe hysteresys curve is very small Fig Hysteresis cycle of reflectivity...
... probe on the other side A small hole can be drilled on the other side ofthe cavity to allow the output ofthe modulated LASER to be coupled to the IMPATT chip via a piece of optical fiber The intensity ... it develops between the phase of π to 2π (Figure 4) The width ofthe drift region is so adjusted that the transit time of carriers is half the period ofthe ac cycle Thus the total phase lag ... because the number of e-h pairs created is proportional to the product of ionization rate of an individual carrier, which is highest at the instant ofthe peak field, and the number density of charge...
... T f is the duration ofthe impulse response of one filter ofthe filter bank Maximal throughput ofthe communication system can be estimated by multiplying its number of sub-bands and the pulse ... two arms Cp is the geometric capacitance ofthe structure The Rs, Ls, Cs branch ofthe circuit is called the "motional arm," which arises from mechanical vibrations ofthe crystal The series elements ... IF frequency The photograph of this experimental setup is shown in Fig The VSA software in PC will capture the data ofthe PA The captured data can then import to Matlab for further analysis...
... antenna The total pattern ofthe system is computed by the sum of secondary field and the primary field ofthe feed element For the majority of feeds like horn antennas, the primary pattern in the ... addition, the direction ofthe reflected ray and the point of intersection ofthe reflected ray with the aperture plane are obtained by use of geometrical optics These fields comprise the aperture ... The operating frequency ofthe antenna is 1.4 GHz Reflector aperture is 7.0m in height and 13.5m in width with a focal axis of 5.31m The profile of azimuth curve is parabola and the profile of...
... from mechanisms such as the orientation of dipoles, the buildup of space charge etc in the presence ofthe electric field It must be emphasized that the magnitude and sing ofthe time-dependent polarization ... On the other hand in silicon nitride the DCT method revealed the presence of thermally activated mechanisms The decay was fitted using the stretched exponential law and the Arrhenius plot of ... tdiel are the thicknesses ofthe air and dielectric layers beneath the membrane Due to the importance ofthe surface roughness on the device performance there has been an intensive effort on the modeling...
... an explicit expression ofthe capacitor ratio (then named Ropt), which permits to design the value ofthe MIM capacitors ofthe varactors: (5) (6) The optimal value ofthe MIM capacitor is finally ... idea ofthe thermal flow through a material or a stack of materials from a hot spot to another observation point Therefore, Rth depends on the thermal conductivity ofthe materials and the final ... input impedance (the 100 Ω circle is drawn in the Smith Chart ofthe figure 19) The corresponding impedance matching ratio of 5:1 is in the range of interest of a wide range of applications,...