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Smoke radiocarbon measurements from Indonesian fires provide evidence for burning of millennia-aged peat 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (49) : 12419-12424
作者:  Wiggins, Elizabeth B.;  Czimczik, Claudia I.;  Santos, Guaciara M.;  Chen, Yang;  Xu, Xiaomei;  Holden, Sandra R.;  Randerson, James T.;  Harvey, Charles F.;  Kai, Fuu Ming;  Yu, Liya E.
收藏  |  浏览/下载：23/0  |  提交时间：2019/11/27
tropical peatlands  global carbon cycle  human health  isotope  land cover change  
Discovery of fissionogenic Cs and Ba capture five years after Oklo reactor shutdown 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (35) : 8676-8681
作者:  Groopman, Evan E.;  Willingham, David G.;  Meshik, Alex P.;  Pravdivtseva, Olga V.
收藏  |  浏览/下载：3/0  |  提交时间：2019/11/27
Oklo  SIMS  AMS  isotope imaging  natural fission reactor  
Uranium isotope fractionation by abiotic reductive precipitation 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (35) : 8688-8693
作者:  Brown, Shaun T.;  Basu, Anirban;  Ding, Xin;  Christensen, John N.;  DePaolo, Donald J.
收藏  |  浏览/下载：7/0  |  提交时间：2019/11/27
uranium  abiotic fractionation  isotopes  isotope fractionation  
Five-S-isotope evidence of two distinct mass-independent sulfur isotope effects and implications for the modern and Archean atmospheres 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (34) : 8541-8546
作者:  Lin, Mang;  Zhang, Xiaolin;  Li, Menghan;  Xu, Yilun;  Zhang, Zhisheng;  Tao, Jun;  Su, Binbin;  Liu, Lanzhong;  Shen, Yanan;  Thiemens, Mark H.
收藏  |  浏览/下载：9/0  |  提交时间：2019/11/27
cosmogenic sulfur-35  stable sulfur isotope anomalies  sulfate aerosols  combustion  recombination reactions  
Thallium isotopes reveal protracted anoxia during the Toarcian (Early Jurassic) associated with volcanism, carbon burial, and mass extinction 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (26) : 6596-6601
作者:  Them, Theodore R., II;  Gill, Benjamin C.;  Caruthers, Andrew H.;  Gerhardt, Angela M.;  Grocke, Darren R.;  Lyons, Timothy W.;  Marroquin, Selva M.;  Nielsen, Sune G.;  Alexandre, Joao P. Trabucho;  Owens, Jeremy D.
收藏  |  浏览/下载：8/0  |  提交时间：2019/11/27
Toarcian Oceanic Anoxic Event  Early Jurassic  thallium isotopes  carbon isotope excursion  large igneous province  
Oxygen isotope composition of the Phanerozoic ocean and a possible solution to the dolomite problem 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (26) : 6602-6607
作者:  Ryb, Uri;  Eiler, John M.
收藏  |  浏览/下载：9/0  |  提交时间：2019/11/27
clumped isotope  dolomite  Phanerozoic  sea water  oxygen isotope  
Eocene greenhouse climate revealed by coupled clumped isotope-Mg/Ca thermometry 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (6) : 1174-1179
作者:  Evans, David;  Sagoo, Navjit;  Renema, Willem;  Cotton, Laura J.;  Muller, Wolfgang;  Todd, Jonathan A.;  Saraswati, Pratul Kumar;  Stassen, Peter;  Ziegler, Martin;  Pearson, Paul N.;  Valdes, Paul J.;  Affek, Hagit P.
收藏  |  浏览/下载：5/0  |  提交时间：2019/11/27
clumped isotope  Eocene  tropical sea-surface temperatures  polar amplification  seawater Mg/Ca