نتایج جستجو برای: mixing rule

تعداد نتایج: 218824  

2004
N. Maron

We present the computation of effective refractive coefficients for inhomogeneous two-component grains with 3 kinds of inclusions with mincl = 3.0 + 4.0i, 2.0 + 1.0i, 2.5 + 0.0001i and a matrix with mm = 1.33 + 0.01i for 11 volume fractions of inclusions from 0% to 50% and wavelengths λ=0.5, 1.0, 2.0 and 5.0 μm. The coefficients of extinction for these grains have been computed using a discrete...

Journal: :Bio-medical materials and engineering 2015
Liang Zhang Peiguo Liu Xiuzhen Dong Dongming Zhou Xuetao Shi

Thus far, the measurement of dielectric properties of biological tissues has been achieved on the assumption that the biological tissues are homogeneous. In fact, most tissues should be heterogeneous because there are many small structures included in these tissues, such as blood vessel, nerve fiber and so on. When the dielectric properties of these tissues are measured by conventional sensor, ...

2008
Shi-lin Zhu

We calculate the on-shell Σ-Λ mixing parameter θ with the method of QCD sum rule. Our result is θ(m Σ ) = (−)(0.5 ± 0.1) MeV. The electromagnetic interaction is not included.

2011
Yunfeng Bian Fangyue Chen Yi Wang Jing Chen Wei Chen

In this paper, the dynamics of elementary cellular automaton rule 41 is investigated in the bi-infinite symbolic sequence space. In spite of rule 41 is not surjective, but it possess of rich and complex dynamical behaviors. The existence of attractors and subshifts of finite type of the rule’s global map is strictly proved, some interesting dynamical properties on these subshifts, such as posit...

2006
Yusuke Shimoyama Yoshio Iwai Bo Seok Jin Takeshi Hirayama Yasuhiko Arai

In biodiesel production processes using supercritical methanol, the phase equilibria for methanol + fatty acid methyl ester systems near the critical temperature of methanol (Tc = 512.6 K) are required as the fundamental data. A flow type method was applied to measure the vapor-liquid equilibria for methanol + fatty acid methyl ester binary systems at 493 – 543 K. The phase behavior was studied...

Journal: :Physical chemistry chemical physics : PCCP 2015
Jeonghyun Ko Hyunguk Kwon Hyejin Kang Byung-Kook Kim Jeong Woo Han

Understanding the adsorption phenomena of small adsorbates involved in surface reactions on transition metals is important because their adsorption strength can be a descriptor for predicting the catalytic activity. To explore adsorption energies on a wide range of binary transition metal alloys, however, tremendous computational efforts are required. Using density functional theory (DFT) calcu...

2004
YUGONG WU XUANHE ZHAO FEI LI ZHIGANG FAN

Effective dielectric constants of diphase composite dielectrics are simulated by Monte Carlo-finite element method on three-dimensional lattice. Effective dielectric constants with coefficients of variation less than 5.5% are obtained for different ratios of dielectric constants of the two phases, ranging from 10 to 700. Various mixing rules and equations are fitted to these data and the accura...

2013
G. M. N. Costa S. G. Cardoso R. O. Soares G. L. Santana S. A. B. Vieira de Melo

High pressure vapor-liquid equilibrium (VLE) of CO2-expanded organic solvents is investigated using Peng-Robinson-LCVM-UNIFAC equation of state. Bubble pressure of ten ternary mixtures is predicted using this mixing rule and correlations are developed based only on binary experimental data. Due to the lack of experimental data for liquid phase density in the literature, it was necessary to perf...

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