Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Youjuan Li"'
Autor:
Qian Yang, Youjuan Li, Huanhuan Liu, Enhua Wang, Mei Peng, Tingfei Deng, Xiong Pan, Zhongsheng Luo, Yanfang Yan, Lishou Yang, Xiaosheng Yang
Publikováno v:
Royal Society Open Science, Vol 9, Iss 4 (2022)
We report herein an efficient protocol for the synthesis of 4-vinylphenols by a catalyst-free decarboxylation of trans-4-hydroxycinnamic acids. A variety of 4-vinylphenols has been synthesized in moderate to excellent yields. This protocol also featu
Externí odkaz:
https://doaj.org/article/d1289085b961429d821152caa2cf4c25
Publikováno v:
Minerals, Vol 8, Iss 6, p 230 (2018)
Chrome chlorites are usually found as secondary phases formed by hydrothermal alteration of chromite deposits and associated mafic/ultramafic rocks. Here, we report the 40Ar/39Ar age of chrome chlorites separated from the Luobusa massive chromitites
Externí odkaz:
https://doaj.org/article/8dfd6b1a834648de8b7ea79cb7fe557d
Autor:
Youjuan Li, Huafeng Qin, Brian R. Jicha, Magdalena H. Huyskens, Corey J. Wall, Robin B. Trayler, Qing-Zhu Yin, Mark Schmitz, Yongxin Pan, Chenglong Deng, Brad S. Singer, Huaiyu He, Rixiang Zhu
Publikováno v:
Geology. 51:565-570
The timing of the onset of magnetochron M0r and its duration are disputed, reflecting both a limited set of radioisotopic dates and uncertain magnetostratigraphic correlations. We present a chronostratigraphic framework for a reversed polarity interv
Autor:
L. Gordon Medaris, Brian R. Jicha, Brad S. Singer, Bryan Wathen, Youjuan Li, Steven G. Driese
Publikováno v:
The Journal of Geology. 130:447-464
Publikováno v:
Geostandards and Geoanalytical Research.
Autor:
Huaiyu He, Youjuan Li
Text S1: U-Pb, 40Ar/39Ar, and Bayesian modeling analytical methods. Table S1: Summary of radioisotopic ages from Qingshan Group, Jiaolai Basin, China. Table S2: Summary of ages determined for Barremian-Aptian boundary and chron M0r. Tables S3, S4, an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9dbde76845a913ad1c0bfc057657ffef
https://doi.org/10.1130/geol.s.22310293
https://doi.org/10.1130/geol.s.22310293
Autor:
Xueye Wang, Yan Ma, Caicai Liu, Weitao Wang, Yizhou Wang, Yuqi Hao, Dewen Zheng, Renjie Zhou, Jingxing Yu, Jianzhang Pang, Chaopeng Li, Youjuan Li
Publikováno v:
Basin Research. 33:3212-3230
[Abstract The development history of high topography in the northeastern (NE) Tibetan Plateau is essential to test various plateau growth models and understand plateau construction. We present integrated provenance data from the NE Qaidam Basin, sout
Publikováno v:
National Science Review
Autor:
Plummer, Thomas W., Oliver, James S., Finestone, Emma M., Ditchfield, Peter W., Bishop, Laura C., Blumenthal, Scott A., Lemorini, Cristina, Caricola, Isabella, Bailey, Shara E., Herries, Andy I. R., Parkinson, Jennifer A., Whitfield, Elizabeth, Hertel, Fritz, Kinyanjui, Rahab N., Vincent, Thomas H., Youjuan Li, Louys, Julien, Frost, Stephen R., Braun, David R., Reeves, Jonathan S.
Publikováno v:
Science; 2/10/2023, Vol. 379 Issue 6632, p561-566, 6p, 4 Diagrams
Autor:
Youjuan Li, Brian R. Jicha, Zhiqiang Yu, Huaichun Wu, Xiaolin Wang, Brad S. Singer, Huaiyu He, Zhonghe Zhou
Publikováno v:
Earth and Planetary Science Letters. 594:117718