Cosmochemical Analysis and Testing

Publications

2024

[25] Prissel K. B., Krawczynski M. J., Nie N. X., Dauphas N., Aarons S. M., Heard A. W., Hu M. Y., Alp E. E., Zhao J. (2024) Fractionation of iron and titanium isotopes by ilmenite and the isotopic compositions of lunar magma ocean cumulates. Geochimica et Cosmochimica Acta. In press. 

[24] Grewal D. S., Nie N. X., Zhang. B., Izidoro A., Asimow P. D. (2024) Accretion of the earliest inner solar system planetesimals beyond the water-snowline. Nature Astronomy, 1–8. 

2023

[23] Hu J. Y., Dauphas N., Nie N. X., Roskosz M., Chen X., Heard A. W., Zhang Z. J., Alp  E. E., Hu  M. Y.,  Zhao J. (2023) Equilibrium fractionation of REE isotopes in nature: insights from NRIXS and DFT studies of Eu and Dy phonon density of states. Geochimica et Cosmochimica Acta 348, 323–339.

[22] Heard A. W., Dauphas  N., Hinz I. L., Johnson J. E., Blanchard M., Alp E. E., Hu M. Y., Zhao  J, Lavina B., Fornace M. E., Hu J. Y., Roskosz M., Sio C. K. I., Nie N. X., Baptiste B. (2023) Isotopic constraints on the nature of primary precipitates in Archean–early Paleoproterozoic iron formations from determinations of the iron phonon density of states of greenalite and 2L- and 6L-ferrihydrite. ACS Earth Space Chemistry 7(4), 712–727. 

[21] Nie N. X., Wang D., Torrano Z. T., Carlson R. W., Alexander C. M.O’D., Shahar A. (2023) Meteorites have inherited nucleosynthetic anomalies of potassium-40 produced in supernovae. Science 379, 372–376.

[20] Nie N. X., Chen X.-Y., Zhang Z. J., Hu J. Y., Liu W., Tissot F. L. H., Teng F.-Z., Shahar A, Dauphas N. (2023) Rubidium and potassium isotopic variations in chondrites and mars: accretion signatures and planetary overprints. Geochimica et Cosmochimica Acta 344, 207–229.

2022                                                        

[19] Huang C., Wang H, Xie L.-W., Nie N. X., Yang Y.-H., Zhao X., Li J., Tian H.-C., Wu S.-T., Xu L., Yang J.-H. (2022) In situ Ti isotopic analysis by femtosecond laser ablation MC-ICP-MSJournal of Analytical Atomic Spectrometry 37, 2165–2175.

[18] Roskosz M., Dauphas N., Hu J., Hu M. Y., Neuville D. R., Brown D., Bi W., Nie N. X. , Zhao J., Alp E. E. (2022) Structural, redox and isotopic behaviors of iron in geological silicate glasses: a NRIXS study of Lamb-Mössbauer factors and force constants.  Geochimica et Cosmochimica Acta  321, 184–205. 

[17] Dauphas N., Nie N. X. , Blanchard M., Zhang Z. J., Zeng H., Hu J. Y., Meheut M., Visscher C., Canup R., Hopp T. (2022) The extent, nature, and origin of K and Rb depletions and isotopic fractionations in Earth, Moon, and other planetary bodies . The Planetary Science Journal  3(29). 

2021                                                           

[16] Nie N. X., Chen X.-Y., Hopp T., Hu J. Y., Zhang Z. 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(49), eabl3929. 

[15] Nie N. X., Dauphas N., Hopp T., Hu J. Y., Zhang Z. J., Yokochi R., Ireland T., Tissot F. L. H. (2021) Chromatography purification of Rb for accurate isotopic analysis by MC-ICPMS: A comparison between AMP-PAN, cation-exchange, and Sr resins. Journal of Analytical Atomic Spectrometry 36, 2588–2602. DOI: 10.1039/D1JA00268F. 

[14] Aarons S. M., Dauphas N., Blanchard M., Zeng H., Nie N. X., Johnson A. C., Greber N. D. and Hopp T. (2021) Clues from ab initio calculations on titanium isotopic fractionation in tholeiitic and calc-alkaline magma Series. ACS Earth and Space Chemistry 5(9), 2466–2480. 

[13] Nie N. X., Dauphas N., Alp E. E., Zeng H., Sio C. K., Hu J. Y., Chen X., Aarons S. M., Zhang Z., Tian H.-C., Wang D., Prissel K. B., Greer J., Bi W., Hu M. Y., Zhao J., Shahar A., Roskosz M., Teng F.-Z., Krawczynski M. J., Heck P. R. and Spear F. S. (2021) Iron, magnesium, and titanium isotopic fractionations between garnet, ilmenite, fayalite, biotite, and tourmaline: results from NRIXS, ab initio, and study of mineral separates from the Moosilauke metapelite. Geochimica et Cosmochimica Acta 302, 18–45. 

[12] Zhang Z. J., Nie N. X., Mendybaev R. A., Liu M. C., Hu J. J., Hopp T., Alp E. E., Lavina B., Bullock E. S., McKeegan K. D. and Dauphas N. (2021) Loss and isotopic fractionation of alkali elements during diffusion-limited evaporation from molten silicate: theory and experiments. ACS Earth and Space Chemistry 5(4), 755–784. 

[11] Chen X., Tissot F. L. H., Jansen M. F., Bekker A., Liu C. X., Nie N. X., Halverson G. P., Veizer J., Dauphas N. (2021) The uranium isotopic record of shales and carbonates through geologic time. Geochimica et Cosmochimica Acta 300, 164–191. ​

2020                                                           

[10] Heard A. W., Dauphas N., Guilbaud R., Rouxel O. J., Butler I. B., Nie N. X., Bekker A. (2020) Triple iron isotope constraints on the role of ocean iron sinks in early atmospheric oxygenation. Science 370(6515), 446-449. 

[9] Chen X., Wang W., Zhang Z., Nie N. X., Dauphas N. (2020) Evidence from ab initio and transport modeling for diffusion-driven zirconium isotopic fractionation in igneous rocks. ACS Earth and Space Chemistry 4(9), 1572-1595. 

[8] Nie N. X., Dauphas N., Villalon K. L., Liu N., Heard A. W., Morris R. V., Mertzman S. A. (2020) Iron isotopic and chemical tracing of basalt alteration and hematite spherule formation in Hawaii: A prospective study for Mars. Earth and Planetary Science Letters 544, 116385.

2019                                                            

[7] Zeng H., Rozsa V., Nie N. X., Zhang Z., Pham T. A., Galli G., Dauphas N. (2019) Ab initio calculation of equilibrium isotopic fractionations of potassium and rubidium in minerals and water. ACS Earth and Space Chemistry 3(11), 2601-2612. 

[6] Nie N. X., Dauphas N. (2019) Vapor drainage in the protolunar disk as the cause for the depletion in volatile elements of the Moon. The Astrophysical Journal Letters 884(2), L48. 

[5] Johnson A. C., Aarons S. M., Dauphas N., Nie N. X., Zeng H., Helz R. T., Romaniello S. J., Anbar A. D. (2019) Titanium isotopic fractionation in Kilauea Iki lava lake driven by oxide crystallization. Geochimica et Cosmochimica Acta 264, 180–190. ​

2018                                                             

[4] Prissel K. B., Krawczynski M. J., Nie N. X., Dauphas N., Couvy H., Hu M. Y., Alp E. E., Roskosz M. (2018) Experimentally determined effects of olivine crystallization and melt titanium content on iron isotopic fractionation in planetary basalts. Geochimica et Cosmochimica Acta 238, 580–598. 

[3] Dauphas N., Hu M. Y., Baker E. M., Hu J., Tissot F. L. H., Alp E. E., Roskosz M., Zhao J., Bi W., Liu J., Lin J. F., Nie N. X., Heard A. (2018) SciPhon: a data analysis software for Nuclear Resonant Inelastic X-ray Scattering with applications to Fe, Kr, Sn, Eu and DyJournal of Synchrotron Radiation 25(5). 

2017                                                              

[2] Nie N. X., Dauphas N., Greenwood R. C. (2017) Iron and oxygen isotope fractionation during iron UV photo-oxidation: Implications for early Earth and Mars. Earth and Planetary Science Letters 458, 179–191. ​

2014                                                                       

[1] Zheng Y., Jia J., Nie X., Kong P. (2014) Cosmogenic nuclide burial age of the Sanying Formation and its implications. Science China Earth Sciences, 57(6): 1141–1149.