singlet

The influence of input beam size on the maximum intensity in the focus of singlet lens and achromat was compared.

比较了消色差透镜及单透镜中脉冲初始光腰尺寸对聚焦的影响.

Potential energy curves of enantiotropy reactions in the ground state, the first singlet and the first triplet excited state were calculated by changing on-off bond-length of fulgides point by point.

计表明 ,俘精酸酐分子在基态时 ,由于势能面不能重叠而不能发生变色反应 ;