The Tertiary in the West Depression Region of the Qaidam Basin has the typical inland salty lacustrine deposits in China. 34 natural gas samples were collected
The title complex ([SmN(CH2COO)3 (H2O)2 ]· H2O, Mr = 392.52)has been prepared from Sm(ClO4)3 and NH2 (CH2COO)3Na in aqueous solution. The crystal structure of
The title compound 2-morpholinylthioformyl-2-phenyl-4-mor-pholinyl-5- phenyl-1, 3-dithiole (C24H26N2O2S3 Mr = 470.66 ) was obtained by the re-action of α-thiob
Four 40Ar/39Ar age groups of mica, hornblende and K-feldspar were obtained from Proterozoic and early Paleozoic metamorphic rocks in the Aksay-Dangjin Pass area
Three cold desert soil sites were first found in the southern Mount Harding,Grove Mountains, East Antarctica.The soils are characteristics of the widespread occurrence of surface desert pavement,abund