Publications 2018

Groopman E. E., Willingham D. G., Meshik A. P., Pravdivtseva O. V. (2018) Discovery of fissionogenic Cs and Ba capture five years after Oklo reactor shutdown. Proc. Natl. Acad. Sci. 115:35, 8676-8681.

Floss C. (2018) Auger spectroscopy in planetary science: elemental analysis of presolar silicate grains. Microsc. Today 26, 12-17.

Gyngard F., Amari S., Zinner E., and Marhas K. K. (2018) Correlated silicon and titanium isotopic compositions of presolar SiC grains from the Murchison CM2 chondrite. Geochim. Cosmochim. Acta 221, 145-161.

Haenecour P., Floss C., Zega T. J., Croat T. K., Wang A., Jolliff B. L., and Carpenter P. (2018) Presolar silicates in the matrix and fine-grained rims around chondrules in primitive CO3.0 chondrites: evidence for pre-accretionary aqueous alteration of the rims in the solar nebula. Geochim. Cosmochim. Acta 221, 379-405.

Hopp J., Schröter N., Pravdivtseva O., Meyer H.-P., Trieloff M., and Ott U. (2018) Noble gas composition, cosmic-ray exposure age, 39Ar-40Ar, and I-Xe analyses of ungrouped chondrite NWA 7325. Meteorit. Planet. Sci. 1-14, doi: 10.1111/maps.13062.

Hoppe P. Pignatari M., Kodolanyi J., Gröner E., and Amari S. (2018) NanoSIMS isotope studies of rare types of presolar silicon carbide grains from the Murchison meteorite: implications for supernova models and the role of 14C. Geochim. Cosmochim. Acta 221, 182-199.

Ireland T. R., Avila J. N., Lugaro M., Cristallo S., Holden P., Lanc P., Nittler L., Alexander C. M. O’D., Gyngard F., and Amari S. (2018) Rare earth element abundances in presolar SiC. Geochim. Cosmochim. Acta 221, 200-218.

Leitner J., Hoppe P., Floss C., Hillion F., and Henkel T. (2018) Correlated nanoscale characterization of a unique complex oxygen-rich stardust grain: implications for circumstellar dust formation. Geochim. Cosmochim. Acta 221, 255-274.

Lewis J. B., Isheim D., Floss C., and Seidman D. N. (2018) Distinguishing meteoritic nanodiamonds from disordered carbon using atom-probe tomography. Microsc. Today 26, 18-22.

Lewis J. B., Floss C., and Gyngard F. (2018) Origin of nanodiamonds from Allende constrained by statistical analysis of C isotopes from small clusters of acid residue by NanoSIMS. Geochim. Cosmochim. Acta 221, 237-254.

Liu N., Stephan T., Boehnke P., Nittler L. R., Meyer B. S., Alexander C. M. O’D., Davis A. M., Trappitsch R., and Pellin M. J. (2018) Common occurrence of explosive hydrogen burning in type II supernovae. Astrophys. J. 855,

Liu N., Nittler L. R., Alexander C. M. O’D., and Wang J. (2018) Late formation of silicon carbide in type II supernovae. Sci. Adv., doi: 4:eaao1054.

Nittler L. R., Alexander C. M. O’D., Liu N., and Wang J. (2018) Extremely 54Cr- and 50Ti-rich presolar oxide grains in a primitive meteorite: formation in rare types of supernovae and implications for the astrophysical context of solar system birth. Astrophys. J. Lett. 856,

Ogliore R. C. (2018) A Peltier-based freeze-thaw device for meteorite disaggregation. Rev. Sci. Instr. 89, 024501.

Pravdivtseva O., Krot A. N., and Hohenberg C. M. (2018) I-Xe dating of aqueous alteration in the CI chondrite Orgueil: I. Magnetite and ferromagnetic separates. Geochim. Cosmochim. Acta 227, 38-47.

Telus M., Huss G. R., Nagashima K., Ogliore R. C., and Tachibana S. (2018) In situ 60Fe–60Ni systematics of chondrules from unequilibrated ordinary chondrites. Geochim. Cosmochim. Acta 221, 342-357.