fullprof A complex variable has real and imaginary parts written in the form b(x) = n(x) + iv(x) for two real-valued functions n(x) and v(x)

单复变量包含实数和虚数两部分，针对两个实值函数n(x) 和 v(x)的表达式为：b(x) = n(x) + iv(x)。

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The bond characteristics and charge transfer in the V-N-vacancy complex are analyzed.

分析了V - N -空位复合体的成键特性和电荷转移情况。

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Optimum location of nitrogen and vanadium in the V-N-vacancy complex is determined, according to the result of the positron annihilation lifetime experiment and minimizing the total energy.

根据正电子湮没寿命实验的结果和总能量极小原理，确定了V和N在V - N -空位复合体中的最佳占据位置。

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