The mechanisms of theion reaction of alkylidenegermylene with oxirane and thiirane have been characterized detail in usi......

A few open-shell molecules are taken as examples in order to examine the performance of the open-shell perturbation theo......

Phase H(MgSiO_4H_2), one of the dense hydrous magnesium silicates(DHMSs), is supposed to be vital to transporting water ......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......