July 6th – 12th —Attending the 2025 Goldschmidt Conference in Prague! A really nice conference to meet a lot of friends!
June 16th – July 6th — A great visit to Sune Nielsen's Lab at CRPG, Nancy. We successfully measured over 150 samples. My student and I established V column chemistry in our lab! Great job!
16 May 2025 — "Before altering the air, microbes oxygenated large swarths of the sea", report about my new pulication in ScienceNews at https://www.sciencenews.org/article/cyanobacteria-oxygenated-swaths-sea
18 Apr 2025 — My new paper "Transient marine bottom water oxygenation on continental shelves by 2.65 billion years ago" was published in Nature Geoscience, indicating oscillatory marine oxygenation during the runup to the Great Oxidation Event.
1 Mar 2025 — New paper about Uranium isotope geochemistry in modern ferruginous lake was published in Geochimica et Cosmochimica Acta, calibrating U isotopes as a paleoredox proxy.
20 Dec 2024 — Our lab established the purification protocols for vanadium isotopes (two-step columns), thallium isotopes, and molybdenum isotopes. Thanks for all our lab members' hard work!
07 May 2024 — Our new temporary clean lab was finally finished after two years' struggle with fundings. It is now ready for sample preparations of trace metal isotopes.
15 Jun 2023 — New paper about the large decline in d238U form a PETM section was driven by local sea-level changes, not global oceanic anoxia was published in Earth Planetary Science and Letters, empasizing that we should think about local before global when applying various redox proxies to infer global redox conditions.
09 Aug 2022 — New paper about tracing recycled crustal materials in the subcontinental lithospheric mantle using thallium isotopes was published in Geophysical Research Letters.
26 MAR 2022 — New paper about carbonate mineralogy on U isotope fractionation (238U/235U) during carbonate diagenesis was published in Geochimica et Cosmochimica Acta.
10 FEB 2022 — I started the position of a tenure track assistant professor at School of Oceanography, Shanghai Jiao Tong University, Shanghai, China.
28 JAN 2022 — I finished the postdoc position at Jeremy Owens's lab, Florida State University, USA. Thanks a lot, Jeremy.
15 JAN 2022 — New paper about the effect of iron and manganese shuttle on vanadium and thallium isotope signatures in Black Sea sediments was published in Geochimica et Cosmochimica Acta, demonstrating no Mn shuttling effect on V and Tl isotope compositions in sulfidic sediments.
18 OCT 2021 — Back to China from US after nine and a half years.
12 JUL 2021 — New paper about the effect of anoxic depositional conditions on carbonate U isotopes (238U/235U) as a paleoredox proxy was published in Geology.
5 APR 2021 — New paper about the Mo isotope fractionation during molybdate incorporation into abiotic and microbial calcite was published in Chemical Geology.
22 OCT 2020 — My first single-authored paper about the minor aqueous U species on uranyl incorporation into foraminiferal calcite was published in ACS Earth & Space Chemistry.
29 JAN 2020 — The U isotope fractionation during uranyl uptake by freshwater plankton was published in Environmental Science & Technology.
Mar 2019 — I gave talks about carbonate U isotope proxy at China University of Geosciences (Wuhan) and Tianjin University.
14 JAN 2019 — I moved from Arizona State University (Tempe) to Florida State University (Tallahassee) and started the postdoc position working on vanadium and thallium isotope geochemistry with Jeremy Owens.
2 NOV 2018 — Ph. D thesis defense. "Examining the limitations of 238U/235U in marine carbonates as a paleoredox proxy". School of Earth & Space Exploration, Arizona State University. Thanks for all members' from Anbar's lab.
1 NOV 2018 — The new paper about biological effects on U isotope fractionation (238U/235U) in primary biogenic carbonates was published in Geochimica et Cosmochimica Acta.
15 SEP 2018 — The new paper about carbonate diagenesis U isotope fractionation (238U/235U) in carbonate sediments from the Bahamas was published in Geochimica et Cosmochimica Acta.
15 OCT 2017 — New paper about U isotope fractionation induced by aqueous U speciation was published in Geochimica et Cosmochimica Acta.
1 Sep 2016 — My first paper "Uranium isotope fractionation during coprecipitation with aragonite and calcite was published in Geochimica et Cosmochimica Acta.
13 APR 2015 — Master in Chemistry defense. "Uranium isotope fractionation during coprecipitation with aragonite and calcite". School of Molecular Sciences, Arizona State University
25 JUL 2012 — I flew to Arizona State University and started my graduate program with Prof. Ariel Anbar.