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Article
Impact Craters with Circular and Isolated Secondary Craters on the Continuous Secondaries Facies on the Moon
On airless bodies such as the Moon and Mercury, secondary craters on the continuous secondaries facies of fresh craters mostly occur in chains and clusters. They have very irregular shapes. Secondaries on the ...
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Article
LA-ICP-MS U–Pb geochronology of detrital zircons from the Zhaochigou Formation-complex in the Helan Mountain and its tectonic significance
This paper carries out studies about LA-ICP-MS U–Pb dating and Hf isotopic compositional analysis for detrital zircons in two metasedimentary samples that were taken from the Zhaochigou Formation-complex in th...
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Article
Open AccessCarbon and oxygen isotopes analyses for the Sinian carbonates in the Helan Mountain, North China
We conducted detailed studies of the Sinian carbonates from the Helan Mountain, Ningxia by both field investigation and laboratory analyses of carbon and oxygen isotopes. The carbon isotopic compositions of th...
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Article
Origin of pit chains in the floor of lunar Copernican craters
There are small pit chains in the floor of lunar Copernican craters. They are usually so small in scale that there are few lunar spacecrafts to detect their detailed morphology. Combining camera data from Luna...
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Article
Research on the dynamics of the South China Sea opening: Evidence from analogue modeling
Independent of Indochina extrusion, the South China Sea experienced a process from passive continental rifting to marginal sea drifting. According to the fault patterns in the Beibu Gulf basin and the Pearl Ri...
