Accès ouvert
2026
article
OpenAlex
Jian-Hua Zhao, W. X. Zhang, Keyu Liu, Qinhong Hu et autres
Organic carbon (OC) accumulation in lacustrine basins is commonly attributed to sustained anoxia and high primary productivity, yet the role of dynamic hydrological reorganization in carbon preservation remains poorly constrained. Here, we integrate multi-proxy sedimentological and geochemical data from the Eocene Kongdian …
cn
(code pays fourni par la source)
2026
article
OpenAlex
Shengrui Tong, Hailong Zhang, Keding Lu, Zhai Mg et autres
Abstract To explore the impact of temporary control measures on photochemical pollution, a comprehensive observation of peroxyacetyl nitrate (PAN) and other pollutants as well as meteorological conditions was conducted during the Chengdu 2023 Summer World University Games. Based on the measurement results …
cn
(code pays fourni par la source)
2026
article
OpenAlex
Mingzhu Zhai, Shengrui Tong, Hailiang Zhang, W. X. Zhang et autres
cn
(code pays fourni par la source)
Accès ouvert
2008
article
OpenAlex
Hairong Zhang, Hailong Fan, F Q Chang, W. X. Zhang et autres
Radiocarbon dating by accelerator mass spectrometry (AMS) of the shell bar section of Qaidam Basin, NE Tibetan Plateau, shows that this section was formed between ~39.7 and ~17.5 14C kyr BP and represented the highest paleolake development period since the Late Pleistocene. …
cn
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Accès ouvert
2006
article
OpenAlex
Xiangao Xia, Hongdong Chen, Pucai Wang, W. X. Zhang et autres
Thirty‐three months of aerosol data in Beijing are presented in this paper. Aerosol optical thickness (AOT) increases from January to June and then decreases gradually. However, airborne particulate matter with diameter less than 10 μm (PM10) concentration exhibits higher values in winter …
cn, fr, us
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