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Sedimentary characteristics and genetic mechanism of the giant ancient pockmarks in the Qiongdongnan Basin, northern South China Sea
In the late Miocene, giant ancient pockmarks, which are fairly rare globally, developed in the Qiongdongnan Basin. In this paper, to determine the...
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Genetic relationship between formation, accumulation and migration and dispersion of peat materials in Paleogene–Take the Qiongdongnan Basin as an example
Coal-type source rocks include both coal and terrigenous marine source rocks. By studying the distribution of secondary depressions, uplifts, as well...
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Spatial distribution and inventory of natural gas hydrate in the Qiongdongnan Basin, northern South China Sea
Natural gas hydrate is a potential clean energy source and is related to submarine geohazard, climate change, and global carbon cycle....
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Geochemical characteristics of Sr isotopes in the LS33 drill core from the Qiongdongnan Basin, South China Sea, and their response to the uplift of the Tibetan Plateau
Making full use of modern analytical and testing techniques to explore and establish new indexes or methods for extracting paleoseawater geochemical...
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Thermal and exhumation history of the Songnan Low Uplift, Qiongdongnan Basin: constraints from the apatite fission-track and zircon (U-Th)/He thermochronology
Significant advancements have been made in the study of Mesozoic granite buried hills in the Songnan Low Uplift (SNLU) of the Qiongdongnan Basin....
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The Middle Miocene lobe-shaped and band-shaped submarine fans in the Lingshui Sag, Qiongdongnan Basin: source-to-sink system, genesis and implication
Deepwater oil and gas exploration is the key to sustainable breakthroughs in petroleum exploration worldwide. The Central Canyon gas field has...
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Source-to-Sink System Analysis of the Meishan Formation Turbidite Fans in the Northwest of the Central Depression of the Qiongdongnan Basin, Southern China Sea
Large and medium-sized gas fields such as Lingshui 17-2 have been discovered in the Miocene Huangliu Formation and Pliocene Yinggehai Formation in...
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Genesis, evolution and reservoir identification of a Neogene submarine channel in the southwestern Qiongdongnan Basin, South China Sea
A rarely reported middle−late Miocene−Pliocene channel (incised valley fill), the Huaguang Channel (HGC), has been found in the deep-water area of...
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Zircon U-Pb geochronology, Hf isotopes, and geochemistry constraints on the age and tectonic affinity of the basement granitoids from the Qiongdongnan Basin, northern South China Sea
Studies in the northern South China Sea (SCS) basement remain important for understanding the evolution of the Southeast Asian continental margin....
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Evaluation of the submarine debris-flow hazard risks to planned subsea pipeline systems: a case study in the Qiongdongnan Basin, South China Sea
The ever-increasing deepwater oil and gas development in the Qiongdongnan Basin, South China Sea has initiated the need to evaluate submarine...
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Slope Instability Analysis of the Qiongdongnan Basin in the Northern Part of the South China Sea: Implications for the Risk Evaluation of Deepwater Drilling
The instability of continental slopes damages marine engineering equipment, such as submarine pipelines, resulting in the generation of tsunamis,...
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Origin of a giant fuzzy reflection zone and its implication for natural gas exploration in the southwestern Qiongdongnan Basin of the South China Sea
The southwestern depression of the Qiongdongnan Basin (QDNB) hosts thick Cenozoic sediments and awaits major hydrocarbon discovery. Multichannel...
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Aliphatic biomarker signatures of early Oligocene—early Miocene source rocks in the central Qiongdongnan Basin: Source analyses of organic matter
The geochemical signatures of fifty-four rock samples and three supplementary drill stem test (DST) oils from the Yacheng-Sanya formations in the...
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Differences of polygonal faults related to upper Miocene channels: a case study from the Beijiao sag of Qiongdongnan basin, South China Sea
Deep-water coarse-grained channels are embedded within a polygonal fault tier, and the polygonal faults (PFs) present non-polygonal geometries rather...
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Hyperextended crustal structure of the Qiongdongnan Basin and subsequent magmatic influence from the Hainan mantle plume
The Qiongdongnan Basin (QDNB) is a rift basin located in the extension direction of the oceanic ridge of the Northwest Subbasin of the South China...
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Hydrocarbon generation and expulsion process in the deepwater area of the Qiongdongnan Basin of China: insights from artificial thermal maturation experiments
A series of natural gas fields have been discovered in the deepwater area of the Qiongdongnan Basin (QDNB) of China. However, the natural gas...
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Coupled δ15NTN and δ13CTOC Insights into Methane Seepage Activities in Bulk Marine Sediments of the Qiongdongnan Basin, South China Sea
Recently, methane seepage related to the dissociation of natural gas hydrates has attracted much attention, which has a significant impact on the...
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Estimation of Gas Hydrate Saturation Regarding the Hydrate Morphology in Hydrate-Bearing Sands in the Qiongdongnan Basin, South China Sea
The GMGS6 hydrate expedition discovered hydrates in the Quaternary channel sand by logging and coring for the first time in the Qiongdongnan Basin,...
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Multistage geomorphic evolution of the Central Canyon in the Qiongdongnan Basin, NW South China Sea
Seismic reflection data were used to investigate the multiple stages of headward erosion, incision, and sedimentation on the initiation and evolution...
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Differences of Polygonal Faults with Irregularly Polygonal Geometries: A Case Study from the Changchang Sag of Qiongdongnan Basin, Northern South China Sea
Polygonal faults (PFs) generally have a classic polygonal geometry in map view. However, under the influence of tectonic faults, diapirs, channels,...