Deltanitrogen: GFZ

Deltanitrogen - the first natural crystalline nitrogen allotrope

TEM image from solid nitrogen inclusions in diamond. Navon et al. (2017). *(Photo: R. Wirth, GFZ)*

Raman spectrum of diamond with solid nitrogen inclusions. The positions of the υ1 and υ2 Raman bands of δ-N2 indicate an internal pressure in the inclusions of about 11 GPa (Navon et al. (2017). *(Photo: C. Schmidt, GFZ)*

Tschauner, O., Navon, O., Schmidt, C. (2022): Deltanitrogen, IMA 2019-067b, in: CNMNC Newsletter 69. - European Journal of Mineralogy, 34, 463-468. https://doi.org/10.5194/ejm-34-463-2022

Navon, O., Wirth, R., Schmidt, C., Jablon, B. M., Schreiber, A., Emmanuel, S. (2017): Solid molecular nitrogen (δ-N2) inclusions in Juina diamonds: Exsolution at the base of the transition zone. - Earth and Planetary Science Letters, 464, 237-247.
https://doi.org/10.1016/j.epsl.2017.01.035

Tschauner, O., Navon, O., Schmidt, C., Wirth, R., Weiss, Y., Kempe, Y., Remennik, S., Liu, W., Chariton, S., Prakapenka, V. B. (2024) Long-term relaxation of orientational disorder and structural modifications in molecular nitrogen at high pressure. Journal of Chemical Physics 161, 204506. https://doi.org/10.1063/5.0219186

Partner

Oded Navon, The Hebrew University of Jerusalem, Institute of Earth Sciences

Oliver Tschauner, University of Nevada, Las Vegas, Department of Geoscience