With the frame of the time-dependent local density approximation, an efficient description of the optical response of clusters has been used to study the photo-absorption cross section of Na2 and Na4 clusters. It is s...With the frame of the time-dependent local density approximation, an efficient description of the optical response of clusters has been used to study the photo-absorption cross section of Na2 and Na4 clusters. It is shown that our calculated results are in good agreement with the experiment. In addition, our calculated spectrum for the Na4 cluster is in better agreement with experiment than the GW absorption spectrum.展开更多
O438 2000063901新型铷原子滤光器斯塔克频移研究=Study of theStark shift of new type rubidium atomic opticalfilter[刊,中]/张量,孙秀清,汤俊雄(北京大学电子系.北京(100871))//北京大学学报.自然科学版.—1999,35(5).—691—696...O438 2000063901新型铷原子滤光器斯塔克频移研究=Study of theStark shift of new type rubidium atomic opticalfilter[刊,中]/张量,孙秀清,汤俊雄(北京大学电子系.北京(100871))//北京大学学报.自然科学版.—1999,35(5).—691—696首次报道了对新型铷775.9 nm斯塔克型主动式原子滤光器中心波长的电场调频的实验研究。设计了抑制高压放电的双层结构的原子汽室,实验方案采用了双光子吸收谱观测及声光移频定标技术。图6参9(李瑞琴)展开更多
基金The project supported by National Natural Science Foundation of China under Grant Nos. 10405025, 10575012, 10435020, and 10535010
文摘With the frame of the time-dependent local density approximation, an efficient description of the optical response of clusters has been used to study the photo-absorption cross section of Na2 and Na4 clusters. It is shown that our calculated results are in good agreement with the experiment. In addition, our calculated spectrum for the Na4 cluster is in better agreement with experiment than the GW absorption spectrum.
文摘O438 2000063901新型铷原子滤光器斯塔克频移研究=Study of theStark shift of new type rubidium atomic opticalfilter[刊,中]/张量,孙秀清,汤俊雄(北京大学电子系.北京(100871))//北京大学学报.自然科学版.—1999,35(5).—691—696首次报道了对新型铷775.9 nm斯塔克型主动式原子滤光器中心波长的电场调频的实验研究。设计了抑制高压放电的双层结构的原子汽室,实验方案采用了双光子吸收谱观测及声光移频定标技术。图6参9(李瑞琴)
