نتایج جستجو برای: electric strength
تعداد نتایج: 345381 فیلتر نتایج به سال:
Correction factors are presented for estimating the RF electromagnetic field strength in the compliance assessment of human exposure from an indoor RF radio source in the frequency range from 800 MHz to 3.5 GHz. The correction factors are derived from the increase in the spatial average electric field strength distribution, which is dependent on the building materials. The spatial average elect...
AC electric fields induce redistribution of integral membrane proteins. Cell-surface receptor redistribution does not consistently follow electric field lines and depends critically on the frequency of the applied ac electric fields, suggesting that mechanisms other than electroosmosis are involved. We hypothesized that cytoskeletal reorganization is responsible for electric field-induced cell-...
results total prevalence's of subjects with wrist-hand, shoulder-arm, neck back and lower limb disorders were obtained 556 (82.6%), 352 (52.3%), 238 (35.4%), 454 (67.5%), and 149 (22.1%) respectively (p = 0.028). the highest cumulative risk was corresponded to wrist-hand, and after that were cumulative risks of back, shoulder-arm, neck, and lower limb respectively. objectives this study was con...
For a theory with a pseudo scalar coupling φFF̃ and in the case that there is a constant electric or magnetic strength expectation value, we compute the interaction potential within the structure of the gauge-invariant but pathdependent variables formalism. While in the case of a constant electric field strength expectation value the static potential remains Coulombic, in the case of a constant ...
2014 The SmA phase is obtained after cooling of a strongly deformed planar nematic CBOOA. This phase first appears in the middle of the liquid crystal cell where the molecules are parallel to the applied electric field. The orientation of the smectic layers in the boundary regions depends on the strength of the electric field, on the rate of cooling and on the strength of the surface anchoring....
In this study, the cationic lignin-based flocculant was prepared and used with polyferric chloride (PFC) to treat disperse and reactive dyes wastewater. The effects of dosage, initial pH, hardness and ionic strength on the interactions and floc properties were studied. Results showed that hydroxyl and quaternary ammonium groups of LBF could combine with -NHand sulfo groups of dyes. Large flocs ...
OBJECTIVES To examine associations between non-Hodgkin's lymphoma (NHL) and exposures to 60 Hz magnetic and electric fields in electric utility workers with a series of indices that capture a variety of aspects of field strength. METHODS The study population consisted of 51 cases of NHL and 203 individually matched controls identified from within a cohort of male electric utility workers in O...
The focus of this study is to estimate the contribution of regional anisotropic conductivity on the spatial distribution of an induced electric field across gray matter (GM), white matter (WM), and subcortical regions under transcranial direct current stimulation (tDCS). The assessment was conducted using a passive high-resolution finite element head model with inhomogeneous and variable anisot...
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