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Upper Midwest lakes are supersaturated with N-2 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (29) : 17063-17067
作者:  Loeks-Johnson, Brianna M.;  Cotner, James B.
收藏  |  浏览/下载：21/0  |  提交时间：2020/07/09
denitrification  nitrogen fixation  nitrogen cycling  biogeochemistry  
Multiple transpolar auroral arcs reveal insight about coupling processes in the Earth's magnetotail 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (28) : 16193-16198
作者:  Zhang, Qing-He;  Zhang, Yong-Liang;  Wang, Chi;  Lockwood, Michael;  Yang, Hui-Gen;  Tang, Bin-Bin;  Xing, Zan-Yang;  Oksavik, Kjellmar;  Lyons, Larry R.;  Ma, Yu-Zhang;  Zong, Qiu-Gang;  Moen, Joran Idar;  Xia, Li-Dong
收藏  |  浏览/下载：15/0  |  提交时间：2020/07/06
aurora  solar-terrestrial interaction  magnetosphere  polar ionosphere  transpolar auroral arcs  
The Nd-142/Nd-144 variations in mantle-derived rocks provide constraints on the stirring rate of the mantle from the Hadean to the present 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (26) : 14738-14744
作者:  Hyung, Eugenia;  Jacobsen, Stein B.
收藏  |  浏览/下载：6/0  |  提交时间：2020/06/22
Identification of chondritic krypton and xenon in Yellowstone gases and the timing of terrestrial volatile accretion 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (25) : 13997-14004
作者:  Broadley, Michael W.;  Barry, Peter H.;  Bekaert, David V.;  Byrne, David J.;  Caracausi, Antonio;  Ballentine, Christopher J.;  Marty, Bernard
收藏  |  浏览/下载：10/0  |  提交时间：2020/06/16
origin of Earth'  s volatiles  accretion  mantle plume  noble gases  Yellowstone  
Estimating US fossil fuel CO2 emissions from measurements of C-14 in atmospheric CO2 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (24) : 13300-13307
作者:  Basu, Sourish;  Lehman, Scott J.;  Miller, John B.;  Andrews, Arlyn E.;  Sweeney, Colm;  Gurney, Kevin R.;  Xu, Xiaomei;  Southon, John;  Tans, Pieter P.
收藏  |  浏览/下载：14/0  |  提交时间：2020/06/09
fossil fuel CO2  radiocarbon  atmospheric inverse modeling  
Subpolar marginal seas fuel the North Pacific through the intermediate water at the termination of the ocean circulation 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (23) : 12665-12673
作者:  Nishioka, Jun;  Obata, Hajime;  Ogawa, Hiroshi;  Ono, Kazuya;  Yamashita, Youhei;  Lee, Keunjong;  Takeda, Shigenobu;  Yasuda, Ichiro
收藏  |  浏览/下载：11/0  |  提交时间：2020/06/01
dissolved iron  macronutrients  North Pacific Ocean  island chains mixing  GEOTRACES  
Evidence for sodium-rich alkaline water in the Tagish Lake parent body and implications for amino acid synthesis and racemization 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (21) : 11217-11219
作者:  White, Lee F.;  Tait, Kimberly T.;  Langelier, Brian;  Lymer, Elizabeth A.;  Cernok, Ana;  Kizovski, Tanya V.;  Ma, Chi;  Tschauner, Oliver;  Nicklin, Richard I.
收藏  |  浏览/下载：7/0  |  提交时间：2020/05/13
Tagish Lake  framboidal magnetite  atom probe tomography  amino acid  
Large H2O solubility in dense silica and its implications for the interiors of water-rich planets 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (18) : 9747-9754
作者:  Nisr, Carole;  Chen, Huawei;  Leinenweber, Kurt;  Chizmeshya, Andrew;  Prakapenka, Vitali B.;  Prescher, Clemens;  Tkachev, Sergey N.;  Meng, Yue;  Liu, Zhenxian;  Shim, Sang-Heon
收藏  |  浏览/下载：8/0  |  提交时间：2020/05/13
silica  water  sub-Neptunes  waterworlds  exoplanets  
Alkali magmatism on a carbonaceous chondrite planetesimal 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (15) : 8353-8359
作者:  Aleon, Jerome;  Aleon-Toppani, Alice;  Platevoet, Bernard;  Bardintzeff, Jacques-Marie;  McKeegan, Kevin D.;  Brisset, Francois
收藏  |  浏览/下载：7/0  |  提交时间：2020/05/13
alkali magmatism  early Solar System  planetary differentiation  O and Mg isotopes  meteorites  
Superconductivity found in meteorites 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 117 (14) : 7645-7649
作者:  Wampler, James;  Thiemens, Mark;  Cheng, Shaobo;  Zhu, Yimei;  Schuller, Ivan K.
收藏  |  浏览/下载：5/0  |  提交时间：2020/05/13
superconductivity  meteorites  extraterrestrial