Publications

* denotes that first author is my student advisee

  1. Parai, R. (2025) Noble gases in mantle sources from accretion to the present-day. In: Weis, D and Anbar, A. (eds.) Treatise on Geochemistry, 3e. vol. 1, pp. 513-564. UK: Elsevier. https://dx.doi.org/10.1016/B978-0-323-99762-1.00111-X
  2. *X.J. Zhang, R. Parai, J.C. Lassiter (2024). Primordial and recycled noble gases in the Cook-Austral HIMU mantle: Insights into the onset of volatile subduction. Earth Planet. Sci. Lett. 629, 118591. https://doi.org/10.1016/j.epsl.2024.118591
  3. R. Parai (2023). Primordial noble gas isotopes from immoderate crushing of an Icelandic basalt glass. Geochemical Perspectives Letters, 27, 32–37. https://doi.org/10.7185/geochemlet.2331
  4. D. Weis, K. Harpp, L. Harrison, M. Boyet, C. Chauvel, C. Farnetani, V. Finlayson, K. Lee, R. Parai, A. Shahar, N. Williamson (2023). Earth’s mantle composition revealed by mantle plumes. Nature Reviews Earth & Environment, 4, 604–625. https://doi.org/10.1038/s43017-023-00467-0
  5. *M.H. Barickman, S.J. Turner, J.B. Rodriguez, D.A. Fike, C.M. Jones, K. Wang, I.P. Savov, S. Agostini, M. J. Krawczynski, R. Parai (2023). Boron isotopes in Central American volcanics indicate a key role for the subducting oceanic crust. Earth Planet. Sci. Lett. 619, 118289. https://doi.org/10.1016/j.epsl.2023.118289
  6. *X.J. Zhang, G. Avice, R. Parai (2023). Noble gas insights into early impact delivery and volcanic outgassing to Earth’s atmosphere: a limited role for the continental crust. Earth Planet. Sci. Lett. 609, 118083. https://doi.org/10.1016/j.epsl.2023.118083
  7. S. Cottaar, C. Martin, Z. Li and R. Parai (2022). The root to the Galápagos mantle plume on the core-mantle boundary. Seismica 1 (1). https://doi.org/10.26443/seismica.v1i1.197
  8. G. Avice, R. Parai, S. Jacobson, J. Labidi, M.G. Trainer and M.P. Petkov (2022). Noble Gases and Stable Isotopes Track the Origin and Early Evolution of the Venus Atmosphere. Space Science Reviews 218, 60.
  9. R. Parai (2022). A dry ancient plume mantle from noble gas isotopesProceedings of the National Academy of Sciences 119 (29) e2201815119.
  10. R. Parai, S. Mukhopadhyay (2021). Heavy noble gas signatures of the North Atlantic Popping Rock 2ΠD43: Implications for mantle noble gas heterogeneityGeochim. Cosmochim. Acta 294, 89-105.
  11. S.J. Lock, K.R. Bermingham, R. Parai and M. Boyet (2020). Geochemical constraints on the origin of the Moon and preservation of ancient terrestrial heterogeneitiesSpace Science Reviews (216) 109.
  12. R. Parai (2020). News & Views: Primordial nitrogen variations in the mantleNature 580, 324-325.
  13. R. Parai, S. Mukhopadhyay, J.M. Tucker, M.K. Peto (2019). Invited Review: The emerging portrait of an ancient, heterogeneous and continuously evolving mantle plume sourceLithos 346-347, 105153.
  14. S. Mukhopadhyay and R. Parai (2019). Noble gases: A record of Earth’s evolution and mantle dynamics. Ann. Rev. Earth Planet. Sci. (47) 389-419.
  15. R. Parai and S. Mukhopadhyay (2018). Xenon isotopic constraints on the history of volatile recycling into the mantleNature 560 (7717), 223-227.
    See our blog entry for a description of what we did and what we found.
  16. R. Parai and S. Mukhopadhyay (2015). The evolution of MORB and plume mantle volatile budgets: Constraints from fission Xe isotopes in Southwest Indian Ridge basaltsGeochem. Geophys. Geosys. 16, 719–735, https://doi.org/10.1002/2014GC005566.
  17. R. Parai and S. Mukhopadhyay (2012). How large is the subducted water flux? New constraints on mantle regassing rates. Earth Planet. Sci. Lett., 317-318, 396-406.
  18. R. Parai, S. Mukhopadhyay and J. J. Standish (2012). Heterogeneous upper mantle Ne, Ar and Xe isotopic compositions and a possible Dupal noble gas signature recorded in basalts from the Southwest Indian Ridge. Earth Planet. Sci. Lett., 359-360, 227-239.
  19. R. Parai, S. Mukhopadhyay, J.C. Lassiter (2009). New constraints on the HIMU mantle from neon and helium isotopic compositions of basalts from the Cook-Austral Islands. Earth Planet. Sci. Lett., 277, 253-261.
  20. S.P. Patel, R. Parai, R. Parai, D.L. Campbell (2004). Regulation of Kv4.3 voltage-dependent gating kinetics by KChIP2 isoforms. J. Physiol., 557, 19-41.