The influence of different concentration of oxalic acid matrix on elemental inductively coupled plasma mass spectrometry was investigated.
研究了不同浓度乙二酸介质对元素电感耦合等离子体质谱行为的影响。
2
Based on the coupled-mode theory, the transfer-matrix method is used to calculate the transmission spectra of phase-shifted long-period fiber gratings (LPFG).
应用耦合模理论和传输矩阵法计算模拟了长周期光纤光栅的透射谱，并对其进行了切趾优化。
3
The coupled mode equation, reflectivity formula and transmission matrix formula are strictly educed in the appendices.