supported by the National Natural Science Foundation of China(Grants Nos.11004126 and 61275212);the Natural Science Foundation of ShanxiProvince,China(Grant No.2011021003-1);the National Basic Research Program of China(Grant No.2010CB923102)
An electromagnetically induced grating in a four-level tripod-type atomic system is studied theoretically. By virtue of a weak standing-wave signal field, the phase modulation effectively diffracts a weak probe field ...
supported by the National Natural Science Foundation of China (Grant Nos. 20602017 & 20932004);the National Basic Research Program of China (Grant No. 2007CB925103);the Natural Science Foundation of Jiangsu (Grant No. BK2008259)
Three tripod molecules, tris(2-methoxy-5-nitrobenzyl)phosphine oxide (1), tris(2-butoxy-3-methyl-5-nitrobenzyl)phosphine oxide (2), and tris(3-nitrobenzyl)amine (TNBA), were synthesized and crystallized. The structure...