EDUCATION
2011 – 2016 Ph.D., Geology, University of Houston
Dissertation: Silicon isotope investigation of low temperature authigenic siliceous deposits and high temperature planetary materials
Advisors: Profs. Henry Chaftez and Thomas Lapen
2009 – 2011 M.S., Geology, University of Michigan, Ann Arbor
Thesis: Pressure-enhanced stability of cementite (Fe3C) with implications for the origin of cohenite in meteorites
Advisor: Prof. Jie (Jackie) Li
2005 – 2009 B.S., Geology, Nanjing University
Thesis: U-Pb geochronology and geochemistry of the Dangping Granite, Jiangxi, China
Advisor: Prof. Shao-Yong Jiang
RESEARCH INTERESTS
I’m interested in developing and applying new geochemical proxies using non-traditional stable isotopes, such as B, Mg, K, Si to study paleoclimate and co-evolution of life and the environment in deep Earth time.
PROFESSIONAL EXPERIENCE
2022 – present Research Professor, Institute of Sedimentary Geology, Chengdu University of Technology
2020 – 2022 Postdoctoral Associate, Dept. Earth & Environmental Sciences, Uni. of Minnesota-Twin Cities
2017 – 2020 Research Associate, Dept. Earth & Space Sciences, Uni. of Washington, Seattle
2016 – 2017 Postdoctoral Fellow, Dept. Earth & Atmospheric Sciences, Uni. of Houston
2011 – 2016 Research/Teaching Assistant, Dept. Earth & Atmospheric Sciences, Uni. of Houston
2014 summer Geoscience Intern, Swift Energy Company, Houston
2009 – 2011 Research Assistant, Dept. Earth & Environmental Sciences, Uni. of Michigan, Ann Arbor
TEACHING EXPERIENCE
Guest Lecturer, Dept. Earth & Environmental Sciences, Uni. of Minnesota-Twin Cities
ESCI 5980 Isotopes in Earth and Environmental Sciences Spring 2020
Guest Lecturer, Dept. Earth & Space Sciences Uni. of Washington, Seattle
ESS 312 Geochemistry Spring 2018
ESS 501 Geochemical Systems Fall 2017
Teaching Assistant, Dept. of Earth & Atmospheric Sciences, Uni. of Houston
GEOL 1130 Physical Geology Laboratory Summer 2016, Fall 2011
GEOL 3374 Sedimentary Petrogenesis Spring 2016, Spring 2012
GEOL 3355 Field Camp at Red Lodge and Dillon MT Summer 2015
GEOL 3130 Paleobiology Laboratory Fall 2015, Fall 2014
GEOL 3340 Geologic Field Methods Spring 2014
GEOL 1176 Historical Geology Laboratory Fall 2013
Graduate Student Instructor, Dept. of Earth & Environmental Sciences, Uni. of Michigan
EARTH 315 Mineralogy Spring 2011
EARTH 118 Introductory Geology Laboratory Fall 2010
PUBLICATIONS
1. 胡军, 程猛, 陈欣阳, 叶琴, 安志辉, 李超 (2023) 新元古代极端冰期事件中生物避难所的环境条件. 地质学报 97, 3075-3086.
2. Zhang, Z., Cheng, M., Wang, H., Chen, X., Guo, W. and Li, C. (2023) Spatiotemporal variation of dissolved oxygen in the Ediacaran surface ocean and its implication for oceanic carbon cycling. Sci. China Earth Sci. 66, 1892-1905.
3. Nie, N.X., Chen, X.-Y., Zhang, Z.J., Hu, J.Y., Liu, W., Tissot, F.L.H., Teng, F.-Z., Shahar, A. and Dauphas, N. (2023) Rubidium and potassium isotopic variations in chondrites and Mars: Accretion signatures and planetary overprints. Geochim. Cosmochim. Acta 344, 207-229.
4. Chen X.-Y., Zheng X.-Y., Beard B., Urrutia M., Johnson C., Barak P., (2022) Natural Potassium (K) Isotope Fractionation during Corn Growth and Quantification of K Fertilizer Recovery Efficiency Using Stable K Isotope Labeling, ACS Earth Space Chem., 6, 1876-1889
5. Tian H.-C., Teng F.-Z., Chen X.-Y., Guo Z.-X., Peng X.-T., Yang W., Xiao Y.-L., (2022) Multi-mode chemical exchange in seafloor alteration revealed by lithium and potassium isotopes, Chem. Geol., 606, 121004.
6. Zheng X-Y., Chen X., Ding W., Zhang Y., Charin S., Gerard Y., (2022) High precision analysis of stable potassium (K) isotopes by the collision cell MC-ICP-MS “Sapphire” and a correction method for concentration mismatch, J. Analy. Atom. Spec., 37, 1273-1287
7. Nie X., Chen X., Hopp T., Hu J., Zhang J., Teng F.-Z., Shahar A., Dauphas N., (2021) Imprint of Chondrule Formation on the K and Rb Isotopic Compositions of Carbonaceous Meteorites. Science Advances., 7, eabl3929
8. Chen X.-Y., Teng F.-Z., Huang K.-J., Algeo T., (2020) Intensified chemical weathering during early Triassic revealed by magnesium isotopes, Geochim. Cosmochim. Acta, 287, 263-276
9. Tian S., Hou, Z., Chen X., Tian H., Gong Y., Yang Z., Huang T., Li X. and Mo X. (2020) Magnesium isotopic behaviors between metamorphic rocks and their associated leucogranites, and implications for Himalayan orogenesis. Gondwana Res., 87, 23-40.
10. Chen X.-Y., Chafetz H.S., Lapen T.J. (2020) Silicon isotope variations in hydrothermal systems at Yellowstone National Park, Wyoming, U.S.A., Geochim. Cosmochim. Acta, 283, 184-200
11. Tian H.-C., Teng F.-Z., Hou Z.-Q., Tian S.-H., Yang W., Chen X.-Y., Song Y.-C., (2020) Magnesium and lithium isotopic evidence for a remnant oceanic slab beneath central Tibet, JGR Solid Earth, 125, e2019JB018197
12. Chen X.-Y., Teng F.-Z., Sanchez W.R., Romanek C.S., Sanchez-Navas, A. Sánchez-Román, M., (2020) Experimental constraints on magnesium isotopic fractionation during abiogenic calcite precipitation at room temperature, Geochim. Cosmochim. Acta, 281, 102-117
13. Tian H.-C., Zhang C., Teng F.-Z., Long Y.-J., Li S.-G., He Y., Ke S., Chen X.-Y., Yang W. (2020) Diffusion-driven extreme Mg and Fe isotope fractionation in Panzhihua ilmenite: Implications for the origin of mafic intrusion. Geochim. Cosmochim. Acta, 278, 361-375.
14. Sun Y., Teng F.-Z., Hu Y., Chen X.-Y., Pang K.N. (2020) Tracing subducted oceanic crust in the mantle by using potassium isotopes, Geochim. Cosmochim. Acta, 278, 353-360.
15. Huang T.-Y., Teng F.-Z., Rudnick R.L., Chen X.-Y., Hu Y., Liu Y.-S., Wu F.-Y. (2020) Heterogeneous potassium isotopic composition of the upper continental crust. Geochim. Cosmochim. Acta, 278, 122-136.
16. Chen X.-Y., Teng F.-Z., Catling D.C. (2019) Fast and precise boron isotopic analysis of carbonates and seawater using Nu Plasma II MC-ICPMS, Rapid Commun. Mass Spectrom., 33, 1169-1178.
17. Xu Y.-K., Hu Y., Chen X.-Y., Huang T.-Y., Sletten R.S., Zhu D., Teng F.-Z. (2019) Potassium isotopic compositions of international geological reference materials, Chem. Geol., 513, 101-107.
18. Hu Y., Chen X.-Y., Xu Y.-K., Teng F.-Z. (2018) High-precision analysis of potassium isotopes by HR-MC-ICPMS, Chem. Geol., 493, 100-108.
19. Chen X., Lapen T.J., Chafetz H.S. (2017) Accurate and precise silicon isotope analysis in sulfur and iron-rich samples by MC-ICP-MS, Geostand. Geoanalytical Res., 41, 427-435.
20. Chen X., Chafetz H.S., Andreasen R., Lapen T.J. (2016) Silicon isotope compositions of euhedral authigenic quartz crystals: implications for abiotic fractionation at surface temperatures, Chem. Geol., 423, 61-73.
21. 黄文涛, 于俊杰, 郑碧海, 陈欣阳, 朱文斌 (2009) 新疆阿克苏前寒武纪蓝片岩中多硅白云母的研究. 矿物学报.
CONFERENCE ABSTRACT
Chen X.-Y., Beard B., Johnson C., Zheng X.-Y. (2021) Experimental constraints on potassium isotope fractionation between potassium solutions and clay minerals, Goldschmidt Conference.
Chen X.-Y., Beard B., Neuman M., Fahnestock M., Bryce J., Johnson C., Zheng X.-Y. (2020) Stable K isotope characteristics at mid-ocean ridge hydrothermal vents and implications for the modern and ancient K cycle, Goldschmidt Conference.
Chen X.-Y., Teng F.-Z., Catling D.C., Buick R. (2019) Boron isotope constraints on Neoarchean ocean pH and climate, AGU Annual Meeting.
Chen X.-Y., Teng F.-Z., Huang K.-J., Algeo T. (2018) Intense chemical weathering during early Triassic revealed by Mg isotopes, Goldschmidt Conference (Talk).
Huang T.-Y., Teng F.-Z., Rudnick R., Chen X.-Y., Hu Y., Liu Y.-S., Wu F.-Y. (2018) Potassium isotopic composition of the Upper Continental Crust, Goldschmidt Conference.
Chen X.-Y., Lapen T.J., Chafetz H.S. (2017) Silicon isotope variations in siliceous sinter deposits in hot springs: examples from Yellowstone National Park, Wyoming, U.S.A., GSA Annual Meeting (Talk).
Chen X.-Y., Lapen T.J., Chafetz H.S. (2017) Natural silicon isotope fractionation between hot spring waters and associated siliceous sinter deposits in Cistern Spring, Yellowstone National Park, Wyoming, U.S.A., Goldschmidt Conference (Talk).
Chen X.-Y., Lapen T.J., Andreasen R., Righter M., Irving A.J., and Chafetz H.S. (2016) Silicon isotope composition of ungrouped achondrite Northwest Africa 7325, 47th Lunar and Planetary Science Conference.
Chen X.-Y., Lapen T.J., Andreasen R., Chafetz H.S. (2016) Silicon isotope analysis in sulfur and iron-rich samples by MC-ICP-MS, 47th Lunar and Planetary Science Conference.
Chen X.-Y., Chafetz H.S., Lapen T.J., Andreason R. (2014) Petrologic and geochemical constraints on the origin of authigenic euhedral quartz crystals in Edwards Formation, Central Texas, AAPG Annual Convention and Exhibition.
SERVICES&OUTREACH
2020 Session Convener, Goldschmidt Conference
2019 Session Convener, AGU Fall Meeting
2019 Volunteer Judge, Outstanding Student Presentation Awards (OSPA), AGU Fall Meeting
2018 Session Convener, Goldschmidt Conference
2016 Panelist, Graduate Student Success Workshop, Uni. of Houston
2016-present Manuscript reviewer: Geology, Earth and Planetary Science Letters, Geochimica et Cosmochimica Acta, Palaeogeography Palaeoclimatology Palaeoecology, Geostandards and Geoanalytical Research, Chemical Geology, Journal of Geophysical Research: Solid Earth, Geofluids
2015 Volunteer Judge, Mars Rover Celebration | Uni. of Houston
2013 Tour docent, Houston Museum of Natural History
2012 Booth presenter, Geophysical Society of Houston, Houston Energy Day
2011 Science Judge, Annual Michigan Geophysical Union Symposium, Uni. of Michigan
PROFESSIONAL AFFILIATIONS
中国矿物岩石地球化学学会，American Geophysical Union, Geological Society of America, Geochemical Society
