利用弹性散射格林函数方法，研究了低聚次苯基乙炔分子器件的电输运性质，并分析了水环境对分子器件电输运性质的影响。
Basing on first-principles and elastic scattering Greens function theory, we study the electronic transport property of oligomeric phenylene ethynylene molecular devices.
在双对数坐标系中，由低孔隙到高孔隙整个范围，砂岩地层因素与孔隙率的关系为一个二次函数。
It was found that in double logarithmic coordinates, the relationship of formation factor and porosity is a second order function and no longer the linear formula proposed by Archie in 1940's.
利用平均值不等式，得到高次齐次函数的若干条件不等式，推广了低次齐次函数的相关结果。
In this paper, we through the example introduce some applications of the mean value inequality in mathematical analysis.
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