Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Qiaoxia Liu"'
Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
To understand the shallow structure and complex sedimentary environment of the 2017 Jinghe Ms6.6 earthquake focal area, we used one mouth of continuous sesimic data from a dense seismic array of 208 short period stations around the earthquake focal a
Externí odkaz:
https://doaj.org/article/71df57b005484ce0bc38f921985605aa
Autor:
Wannian Wang, Sijia Chen, Liying Qiao, Siying Zhang, Qiaoxia Liu, Kaijie Yang, Yangyang Pan, Jianhua Liu, Wenzhong Liu
Publikováno v:
Animals, Vol 13, Iss 21, p 3305 (2023)
Intrauterine growth restriction (IUGR) is a common perinatal complication in animal reproduction, with long-lasting negative effects on neonates and postnatal animals, which seriously negatively affects livestock production. In this study, we aimed t
Externí odkaz:
https://doaj.org/article/aea6c0b669644ae793c32289c3d1fc0e
Publikováno v:
Seismological Research Letters.
Fluid injection activities related to hydraulic fracturing (HF) and salt mining may induce moderate earthquakes. In the Changning area in southwest China, the Ms 6.0 earthquake on 17 June 2019 is the largest and the most damaging event ever recorded
Publikováno v:
Journal of Separation Science. 42:2444-2454
An online supercritical fluid extraction with supercritical fluid chromatography system could provide sequential extraction and quantitative analysis of lignans in Schisandra chinensis. Supercritical fluid extraction conditions were optimized at 15 M
Autor:
Qiaoxia Liu, Yong Qiu
Publikováno v:
Earthquake Science. 31:199-207
Autor:
Zhao-fan Xu, Shao-ying Feng, Shixu Jia, Xiaofeng Tian, BaoJin Liu, Wenbin Guo, JieYan Lin, Qiaoxia Liu, Jian-Shi Zhang, Zhi Liu
Publikováno v:
Science China Earth Sciences. 57:777-790
In 2010, a 500-km-long wide-angle reflection/refraction seismic profile was completed, running northwest from the central Sichuan Basin. This profile orthogonally crosses the meizoseismal area of great Wenchuan earthquake of 12 May 2008, which occurr
Publikováno v:
Journal of Separation Science. 35:3317-3325
A search library about benzylisoquinoline alkaloids was established based on preparation of alkaloid fractions from Rhizoma coptidis, Cortex phellodendri, and Rhizoma corydalis. In this work, two alkaloid fractions from each herbal medicine were firs
Publikováno v:
Journal of Separation Science. 35:2685-2692
A stationary phase (named QA C10) with quaternary ammonium embedded between a propyl and a decyl chain was synthesized by immobilization of N,N-dimethyldecylamine on chloropropyl-silica surface. A set of representative neutral, basic, and acidic comp
Publikováno v:
Journal of Pharmaceutical and Biomedical Analysis. 54:623-628
A simple hydrophilic interaction chromatography (HILIC) method was developed to analyze seven cephalosporins. These seven cephalosporins could be separated well on the Click β-CD column and Atlantis HILIC Silica column. The effects of buffer concent
Autor:
Xinmiao Liang, Shigang Wen, Wenjun Li, Wang Yongcan, Jinxing Ye, Qiaoxia Liu, Feng Yu, Pengfei Li
Publikováno v:
Organic Letters. 11:753-756
A novel type of primary amine thiourea organocatalysts derived from 1,2-diaminocyclohexane and 9-amino (9-deoxy) cinchona alkaloid was developed into asymmetric Michael addition of malonates to enones. A series of cyclic and acyclic enones could reac