نتایج جستجو برای: loss tangent
تعداد نتایج: 453524 فیلتر نتایج به سال:
In PG(2, q3), let π be a subplane of order q that is tangent to `∞. The tangent splash of π is defined to be the set of q2 + 1 points on `∞ that lie on a line of π. This article investigates properties of the tangent splash. We show that all tangent splashes are projectively equivalent, investigate sublines contained in a tangent splash, and consider the structure of a tangent splash in the Bru...
in this paper, we are going to study the g-natural metrics on the tangent bundle of finslermanifolds. we concentrate on the complex and kählerian and hermitian structures associated with finslermanifolds via g-natural metrics. we prove that the almost complex structure induced by this metric is acomplex structure on tangent bundle if and only if the finsler metric is of scalar flag curvature. t...
The electromagnetic properties of materials are defined from the two following constitutive parameters: permittivity, ε, and permeability, μ; ‘ε’ indicates how the medium reacts when an electric field is applied (field E of the electromagnetic wave), whereas μ indicates how the material behaves further to a magnetic excitation (field H of the electromagnetic wave). To take into account the loss...
Using LTCC (Low temperature co-fired ceramics) system in wireless packaging applications is wide used today. The properties requirements for wireless applications are requiring low loss at high frequencies and good characteristic comparative to cost. Several designs of packaging systems are presented in various microwave packaging applications such antenna. The relative curves of dielectric con...
An algorithm for quality Delaunay meshing of 2D domains with curved boundaries is presented. The algorithm uses Ruppert’s “corner lopping” heuristic [MR96b:65137]. In addition to admitting a simple termination proof, the algorithm can accept curved input without any bound on the tangent angle between adjoining curves. In the limit case, where all curves are straight line segments, the algorithm...
This paper presents a novel design of microstrip Yagi-Uda array. This proposed design has been simulated at frequency of 6.95 GHz. CST MW Studio software is used for Simulation of Yagi Uda array. Unlike conventional design of Yagi Uda array, In this design reflector, director and driven element of Yagi Uda array is designed by using microstrip patches of different dimensions with supporting die...
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