نتایج جستجو برای: noise sn ratio
تعداد نتایج: 675382 فیلتر نتایج به سال:
Healthy young men were fed four diets for 2 weeks each providing natural fats containing palmitic acid (16 : 0) predominantly in the sn-1, 3 position of dietary TAG or containing 16 : 0 predominantly in the sn-2 position with low or high levels of linoleic acid (18 : 2n-6). Two treatments supplied 16 : 0 in the sn-1, 3 positions from palmstearin with low (3 % energy) or high (>7 % energy) 18 : ...
In this paper we map out the 1300 8C isothermal section in the Nb–Sn–C ternary system. The results show that the only ternary compound in the system, Nb SnC, is in equilibrium with Sn, NbC , and Nb Sn, but not with Nb, Nb C or C. The Nb SnC phase is not a 2 x 3 2 2 stoichiometric compound but exists over a range of compositions that range from an Nb:Sn:C ratio of |54:22:24 at.%, when in equilib...
Cortical signal-in-noise coding varies by noise type, signal-to-noise ratio, age, and hearing status
We present Keck spectropolarimetry of the unusual type Ia supernova (SN Ia) 2005hk several days before maximum light. An analysis of the high signal-tonoise-ratio total-flux spectrum shows the object’s extreme similarity to the peculiar SN 2002cx. SN 2005hk has an optical spectrum dominated by Fe III lines and only weak lines of intermediate-mass elements, unlike a normal SN Ia at this epoch. T...
High-resolution numerical experiments, described in this work, show that velocity fluctuations governed by the one-dimensional Burgers equation driven by a white-intime random noise with the spectrum |f(k)| ∝ k exhibit a biscaling behavior: All moments of velocity differences Sn≤3(r) = |u(x+ r)− u(x)| n ≡ |∆u| ∝ rn/3, while Sn>3(r) ∝ r ξn with ξn ≈ 1 for real n > 0 (Chekhlov and Yakhot, Phys. R...
A systematic study of the π/π ratio in heavy-ion collisions with the same neutron/proton ratio but different masses can help single out effects of the nuclear mean field on pion production. Based on simulations using the IBUU04 transport model, it is found that the π/π ratio in head-on collisions of Ca+Ca, Sn +Sn and Au+Au at beam energies from 0.25 to 0.6 A GeV increases with increasing the sy...
Here we consider approaches to the ranking of fuzzy numbers based upon the idea of associating with a fuzzy number a scalar value, its signal/noise ratios, where the signal and the noise are defined as the middle-point and the spread of each $gamma$-cut of a fuzzy number, respectively. We use the value of a as the weight of the signal/noise ratio of each $gamma$-cut of a fuzzy number to calcula...
Given a convex polygon P in the plane and a positive integer n, we consider the problem of generating a length-uniform triangular mesh for the interior of P using n Steiner points. More specifically, we want to find both a set Sn of n points inside P , and a triangulation of P using Sn, with respect to the following minimization criteria: (1) ratio of the maximum edge length to the minimum one,...
In this paper, we demonstrate a robust design of Monolithic Microwave Integrated Circuits (MMIC) using Taguchi Method. In accordance with Taguchi Method, noise factors, which are uncontrollable sources of variation, and control factors, which are available to control both the deviations and the mean-values by circuit designers were assigned to an orthogonal array. We simulated radio frequency (...
We report the synthesis and characterization of Cu2ZnSnS4 (CZTS) with controlled phase purity. The precursor was first prepared using sequential electrodeposition of Cu, Zn, and Sn in different orders. The Cu/(Sn+Zn) ratio in each stacking order was also varied. The precursor was subjected to annealing at 200°C and sulfurization at 500°C in a 5%-H2S/Ar atmosphere for the formation of CZTS. The ...
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