نتایج جستجو برای: hyperbolic cylinder
تعداد نتایج: 46062 فیلتر نتایج به سال:
multistage and semi-mechanized harvesting of rice in khouzestan province, iran, causes much loss. depending on available facilities and conditions, either spike-tooth or rasp-bar cylinders are employed with either direct or indirect combine harvesting methods. the present research studied the effect of these different harvesting methods on the amount of losses in two rice varieties in 2001-2002...
We provide a detailed construction of the quantum theory massless scalar field on 2-dimensional, globally-hyperbolic (in particular, Lorentzian) manifolds using framework perturbative algebraic theory. From this we subalgebras observables isomorphic to Heisenberg and Virasoro algebras Einstein cylinder. also show how conformal version general covariance, as first introduced by Pinamonti an exte...
Scattering from anisotropic geometries of arbitrary shape is relatively difficult to interpret physically, involving the intricate interplay between material and geometric effects. Insights into complex scattering mechanisms are often enabled by modal methods that decompose response well-understood multipolar resonances. Here, we extend generalized normal mode expansion lossy scatterers. Unique...
A large class of explicit hyperbolic monopole solutions can be obtained from JNR instanton data, if the curvature of hyperbolic space is suitably tuned. Here we provide explicit formulae for both the monopole spectral curve and its rational map in terms of JNR data. Examples with platonic symmetry are presented, together with some one-parameter families with cyclic and dihedral symmetries. Thes...
In Analytic SSA, an approximate upper bound to the logdet term in Eq. 4 is computed (Hara et al., 2012). Without re-deriving this bound entirely, we present its final steps, which we use to obtain the bounds for KSSA and NLSSA.
In this paper, the optical properties of a semi-infinite medium composed of graphen-based hyperbolic meta-materials with the optical axis were tilted with respect to its boundary with air, by using the Maxwell equations; then the homogeneous effective medium approximation method was studied. The results showed that the orientation of the structure layers (geometric induced anisotropy) affec...
در این پایاننامه روشی جدید برای تعیین مکان خطا در خطوط انتقال سه ترمیناله ارائه شده است. این روش در دسته روش های مکان یابی مبتنی بر امواج سیّار طبقه بندی میشود. روشهای پیشنهادی با استفاده از اطلاعات سنکرون از ابزارهای تبدیل s، hyperbolic s، time-time، wavelet و hilbert برای استخراج ویژگی های سیگنالهای جریان و ولتاژ بهره گرفتهاند. مطالعات شبیهسازی گستردهای جهت ارزیابی عملکرد الگوریتم پیشن...
Time discounting is the phenomenon that a desired result in the future is perceived as less valuable than the same result now. Economic theories can take this psychological fact into account in several ways. In the economic literature the most widely used type of additive time discounting is exponential discounting. In exponential discounting, the fall of valuation depends by a constant factor ...
an experimental study was carried out on the wake of a cylinder on the back of which a plate is installed parallel to the fluid flow, with different terminal angles, where the reynolds number is 50000. at the end of the plate, blades with the height of 0.25 equal to the cylinder diameter and with 45, 90 and 135 degrees angle from the horizon, are installed where the cylinder diameter is equal t...
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