[PDF] Top 20 art aflalmeida dielectric properties

... final properties of the ...the dielectric permittivity (K) and loss (D) in the medium-frequency (MF) range (100 Hz–1 MHz), of the ...the dielectric constant and structural properties of the ... See full document

... In the high-performance mobile radio and wireless communications, low-profile antennas may be used. Low-profile dielectric resonator antennas [1] and microstrip antennas are the natural candidates for these ... See full document

... relative dielectric constant in the range of 25–170 are required for advanced decoupling ...their properties can be adjusted by changing the fractions of the ... See full document

... physical properties of a DRA material can be resumed by its permittivity, the use of magnetodielectric compos- ite has recently been proposed ...uent dielectric and magnetic materials, provides more degrees ... See full document

... the dielectric hysteresis [13], but its main cause was inter- preted as the internal friction of the ceramic ...and dielectric loss are found to be mostly caused by the dissipations within the grain ... See full document

... of dielectric properties between healthy and malignant tissue at microwave (MW) frequencies (typically in the range of 1-10 ...ALN dielectric properties is not trivial, due to the ... See full document

... It has been observed that the composite containing activated carbon Norit possesses the highest value of the total shielding efectiveness in comparison with the composites, containing the carbons AG-K and ART. It ... See full document

... The rapid growth of the wireless communication industry has created a high demand for the development of small size, low power loss, and temperature stable microwave components [1]. From the viewpoint of device ... See full document

... of planar microstrip antennas were done. The demand for new mobile communication systems will push hard to miniaturization and low volume devices and equipment. Due to these requirements in portable, or repeater stations ... See full document

... physical properties of these samples with those ones obtained by milling process and good agreement was ...mechanical properties have changed and for this reason a pressure of 1 GPa is enough to shape the ... See full document

... The X-ray diffraction (XRD) patterns of the films indicates that all the peaks associated to HA phase are present in the films. Extra peaks that are probably asso- ciated to the presence of the flux material (powder ... See full document

... the dielectric constant was ...effective dielectric constant of the ceramic [8]. The organic phase (low-dielectric constant) in association with the CCTO grains (high-dielectric constant) is ... See full document

... high dielectric constant (high-k) oxides in order to over- come the gate delay and other related issues [1-3]. It is clear from the development of high-k materials that only replacing the gate insulator may not be ... See full document

... four dielectric circular rod inserted ...four dielectric post, verification using Method of moment by simulation and the corresponding filter structure practically implemented in hardware for ... See full document

... a temperature program from 25 to 900 °C. MS: samples were analyzed on a Bruker Microflex LT (MaldiTof) using alphacyano, and dichloromethane as a matrix and 5% TFA as mobile phase. Elemental analysis (CNH): the ... See full document

... magnetic properties into existing dielec- tric LTCC structure would have a significant impact on the miniaturization and the possibility of using LTCC devices in the field of communication and automotive ... See full document

... the dielectric constant increases with an increase in the ...the dielectric constant at low frequencies can be attributed to the lower electrostatic binding strength, arising due to the space charge ... See full document

... Microwave dielectric measurements were carried out in the temperature range of 80-420 K (network analyzer HP-8719C), while RF measurements (HP 4194A) were performed an in the range 15-600 ... See full document

... crystalline properties and inner stress between BLFO ilms on platinum coated silicon substrates orig- inates from the difference in the lattice mismatch, the thermal expansion coeficient and the crystalline struc- ... See full document

... Hydrophilic and hydrophobic surfactants present in the SMEDDS in amounts such that upon dilution with an aqueous solution, the carrier (oil) forms a clear, aqueous dispersion of the hydrophobic and hydrophilic ... See full document