The average positron lifetimes was explained by a proposed model, in which the shifting of Fermi-level affects the defect ionization and consequent positron trapping at defects site.
建立了一种用于解释正电子寿命谱测量结果的模型，该模型中费米能级位置的改变可影响缺陷的电离以及正电子在缺陷位置的被捕获。
Some quantum data such as ionization energy, advanced linear orbital level and conjugated energy were calculated by quantum chemical initial calculation method.
采用量子化学从头算的方法，对电离势、前线轨道能级和共轭能进行了计算。
The micro-level DINP in polyester plastics was studied by normal phase high performance liquid chromatography-electrospray ionization mass spectrometry (NP-HPLC/ESI MS).
采用正相高效液相色谱-电喷雾电离质谱（NP-HPLC/ESI MS）法对聚酯类增塑剂产品中微量DINP进行分析。
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