supported by NSFC grants (Nos. 21472021, 81273401, 81202420);grants from the Ph.D. Programs Foundation of Ministry of Education (MOE) of China (Nos. 20120071110049, 20120071120049);the National Basic Research Program of China (973 Program, No. 2013CB530700)
One novel(named palcernuine, 1) and five known cernuane-type(2–6) alkaloids were isolated from the whole plant of Palhinhaea cernua f. sikkimensis. The structure of 1, possessing an unprecedented [5/6/6/6]-tetrac...
jointly supported by the National Natural Science Foundation of China (Nos. 11121504, 11074297, 11274152);the CAS project of KJCX2-YWT01;the National Basic Research Program of China (No. 2007CB815101)
The driving mechanism of solar flares and coronal mass ejections is a topic of ongoing debate, apart from the consensus that magnetic reconnection plays a key role during the impulsive process. While present solar res...
Supported by the National Natural Science Foundation of China (Grant Nos. 10834014, 10674173, and 30770517);the National Basic Research Program of China (Grant No. 2009CB930704)
The effect of the median selective solution on the lamellar,spherical and gyroid structures is studied. The self-consistent field equations of the diblock copolymer solution are solved by using the reciprocal space me...
Project supported by the Applied Basic Research Foundation of Yunnan Province (1999C0081M). Authors would like to thank the staf
Two new diterpenoid quinones, colean S and T were isolated from the chloroform extract of the leaves of Coleus forskohlii, and based on spectroscopic data, their structures were identified as 1,4-phananthrenedione-4b,...