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Asynchronous variations of East Asian summer monsoon, vegetation and soil formation at Yulin (North China) in the Holocene 期刊论文
JOURNAL OF QUATERNARY SCIENCE, 2022, 页码: 8
作者:  Liang, Chenghong;  Lu, Huayu;  Gu, Yao;  Zhao, Cheng;  Liu, Weiguo;  Zhang, Xiaojian;  Zhang, Hongyan
收藏  |  浏览/下载:90/0  |  提交时间:2023/12/29
climate change  East Asian summer monsoon  Holocene  loess  n-alkanes  delta D  
A method of the determination nitrate nitrogen (NO3--N) in high-salinity water samples 期刊论文
CHEMICAL PAPERS, 2022, 卷号: 76, 期号: 3, 页码: 1739-1744
作者:  Hu, Jing;  Zhuang, Zhi;  Pan, Mengyan;  Han, Tianhao;  Li, Yuliang;  Liu, Weiguo
收藏  |  浏览/下载:68/0  |  提交时间:2023/12/29
Ultraviolet-visible spectrophotometer  NO3--N  Nitrogen isotope delta N-15-NO3-  
Exceptional terrestrial warmth around 4200-2800 years ago in Northwest China 期刊论文
SCIENCE BULLETIN, 2022, 卷号: 67, 期号: 4, 页码: 427-436
作者:  Jiang, Qingfeng;  Meng, Bowen;  Wang, Zheng;  Qian, Peng;  Zheng, Jianan;  Jiang, Jiawei;  Zhao, Cheng;  Hou, Juzhi;  Dong, Guanghui;  Shen, Ji;  Liu, Weiguo;  Liu, Zhonghui;  Chen, Fahu
收藏  |  浏览/下载:89/0  |  提交时间:2023/12/29
Terrestrial temperature  Holocene  The Bronze Age  Northwest China  Alkenones  
Substantial peak size effect on compound-specific delta D values analyzed on isotope ratio mass spectrometry 期刊论文
CHEMICAL GEOLOGY, 2022, 卷号: 590, 页码: 7
作者:  Liu, Hu;  Cao, Yunning;  Hu, Jing;  Liu, Zhonghui;  Liu, Weiguo
收藏  |  浏览/下载:58/0  |  提交时间:2023/12/29
Hydrogen isotopes  N-Alkanes  Fatty acids  Isotope ratio mass spectrometry