Kööp L., Heck P. R., Busemann H., Davis A. M., Greer J., Maden C., Meier M. M. M., Wieler R. (2018) High early solar activity inferred from helium and neon excesses in the oldest meteorite inclusions. Nature Astronomy (https://doi.org/10.1038/s41550-018-0527-8).

Simon S. B., Krot A. N., Nagashima K., Kööp L., Davis A. M. (in press) Condensate refractory inclusions from the CO3.00 chondrite Dominion Range 08006: Petrography, mineral chemistry, and isotopic compositions. Geochimica et Cosmochimica Acta (https://doi.org/10.1016/j.gca.2018.11.029).

Kööp L., Davis A. M., Krot A. N., Nagashima K., Simon S. B. (2018) Calcium and titanium isotopes in refractory inclusions from CM, CO, and CR chondrites. Earth and Planetary Science Letters 489, 179–190 (10.1016/j.epsl.2018.02.029).

Kööp L., Davis A. M., Nakashima D., Heck P. R., Kita N. T., Park C., Krot A. N., Nagashima K., Tenner T. J. (2018) A multielement isotopic study of refractory FUN and F CAIs: Mass-dependent and mass-independent isotope effects. Geochimica et Cosmochimica Acta 221, 296–317 (10.1016/j.gca.2017.04.029)

Groopman E. E., Grabowski K. S., Fahey A. J., Kööp L. (2017) Rapid, Molecule-Free, in-situ Rare Earth Element Abundances by SIMS-SSAMS. Journal of Analytical Atomic Spectroscopy 32, 2153–2163 (DOI 10.1039/C7JA00294G).

Kööp L., Davis A. M., Nakashima D., Park C., Krot A. N., Nagashima K., Tenner T. J., Heck P. R., Kita N. T. (2016) A link between oxygen calcium and titanium isotopes in 26Al-poor hibonite-rich CAIs from Murchison and implications for the heterogeneity of dust reservoirs in the solar nebula. Geochimica et Cosmochimica Acta 189, 70–95 (10.1016/j.gca.2016.05.014).

Kööp L., Nakashima D., Heck P. R., Kita N. T., Tenner T. J., Krot A. N., Nagashima K., Park C., Davis A. M. (2016) New constraints on the relationship between 26Al and oxygen, calcium, and titanium isotopic variation in the early Solar System from a multielement isotopic study of spinel-hibonite inclusions. Geochimica et Cosmochimica Acta 184, 151–172 (10.1016/j.gca.2016.04.018).

Schwander D., Kööp L., Berg T., Schönhense G., Heck P.R., Davis A.M., Ott U. (2015) Formation of refractory metal nuggets and their link to the history of CAIs. Geochimica et Cosmochimica Acta 168, 70–87 (10.1016/j.gca.2015.07.014)

Kööp L., Nagashima K., Davis A. M., Krot A. N. (2017) On the Rarity of Nebular Materials with Solar Oxygen Isotopes. 49th Lunar and Planetary Science Conference.

Kööp L., Davis A. M. (2017) Accretion & processing of presolar components as recorded by nebular materials. LPI Accretion Conference.

Kööp L., Davis A. M. (2017) Quantitative Processing of EDS Maps: A Presentation of Solutions to Mapping Artifacts and Applications in Cosmochemistry. Microscopy & Microanalysis.

Kööp L., Davis A. M., Krot A. N., Nagashima K., Simon S. B. (2017) Calcium and titanium isotope systematics in refractory inclusions from CM, CO, and CR chondrites. 80th Meteoritical Society Meeting.

Han J., Liu M.-C., Kööp L., Keller L. P., Davis A. M. (2017) Correlations among microstructure, morphology, chemistry, and isotopic systematics of hibonite in CM chondrites. 80th Meteoritical Society Meeting.

Villalon K. L., Floss C., Stephan T., Boehnke P., Koch I., Kööp L., Davis A. M. (2017) Strontium, molybdenum, and barium isotopes in the matrix of Acfer 094. 80th Meteoritical Society Meeting.

Kööp L., Heck P. R., Busemann H., Davis A. M., Greer J., Maden C., Meier M. M. M., Wieler R. (2017) A Record of Early Precompaction Exposure of Hibonites to Energetic Particles: Evidence from Spallogenic Helium-3 and Neon-21. 48th Lunar and Planetary Science Conference.

Kööp L., Davis A. M. (2017) Quantitative Processing of X-Ray Maps: A Presentation of Mapping Artifacts, Solutions, and Applications to Meteorites. 48th Lunar and Planetary Science Conference.

Groopman E. E., Kööp L., Grabowski K. S., Fahey A. J. (2017) Molecule-Free REE Abundances in Hibonite by SIMS-SSAMS. 48th Lunar and Planetary Science Conference.

Han J., Kööp L., Keller L. P., Davis A. M. (2017) Microstructural Constraints on the Formation History of Hibonite in Refractory Inclusions. 48th Lunar and Planetary Science Conference.

Villalon K. L., Floss C., Stephan T., Trappitsch R., Koch I., Kööp L., Davis, A. M. (2017) From Presolar to Solar Silicates: Resolving the Ancestry of Silicates in Primitive Solids. 48th Lunar and Planetary Science Conference.

Kööp L., 
Davis A. M., Heck P. R., Kita N. T., Nakashima D.,  Tenner T. J., Park C.,  Krot A. N., Nagashima K. (2016) The evolution of the solar nebula as recorded by hibonite-rich CAIs. 26th Goldschmidt Conference, invited talk.

Kööp L., Stephan T., Davis A. M., Trappitsch R., Pellin M. J., Heck P. R. (2016) Iron and Nickel Isotope Measurements in Hibonite Using CHILI. 79th Meteoritical Society Meeting.

Kööp L., Davis A. M., Heck P. R., Kita N. T., Nakashima D., Tenner T. J., Krot A. N., Park C., Nagashima K. (2016) A Grossite-Rich Refractory Inclusion from the Murchison (CM) Chondrite. 79th Meteoritical Society Meeting.

Kööp L., Davis A. M., Rout S. S., Villalon K. L., Heck P. R. (2016) Investigations into the Formation Mechanisms of CM Hibonites at the Micro- to Nanoscale Using the SEM and TEM.  47th Lunar and Planetary Science Conference.

Kööp L.,  Heck P. R., Busemann H., Maden C., Wieler R., Davis A. M.(2016) Enhanced Cosmogenic Neon-21 and Helium-3 in Hibonite-Rich CAIs. 47th Lunar and Planetary Science Conference.

Kööp L., Davis A. M., Kita N. T., Nakashima D., Tenner T. J., Nagashima K., Heck P. R. (2015) 26Al-depletions in anomalous and solar PLAC-Like CAIs suggest high degrees of processing in the early solar nebula. 78th Meteoritical Society Meeting.

Kööp L., Davis A. M., Heck P. R., Kita N. T., Krot A. N., Mane P., Nagashima K., Nakashima D., Park C., Tenner T. J., Wadhwa M. (2015) Multiple generations of fractionated hibonite-rich CAIs sampled the solar nebula at different degrees of isotopic heterogeneity. 46th Lunar and Planetary Science Conference.

Kööp L., Park C., Krot A. N., Nagashima K., Nakashima D., Kita N. T., Heck P. R., Davis A. M. (2014) Ca and Ti isotopes in platy hibonite crystals support the existence of an 16O-depleted reservoir in the early Solar System. 77th Meteoritical Society Meeting.

Kööp L., Nakashima D., Kita N. T., Heck P. R., Davis A. M., (2014) Single-phase analyses of Spinel-Hibonite Inclusions (SHIBs) confirm variability in Al or Mg isotopes in the SHIB formation region. 77th Meteoritical Society Meeting.

Kööp L., Heck P. R., Nakashima D., Kita N. T., Davis A. M. (2014) Precise oxygen isotope measurements reveal difference between single hibonite crystals and spinel-hibonite inclusions from CM chondrites. 45th Lunar and Planetary Science Conference.

Kööp L., Davis A. M., Heck P. R. (2013) A petrologic study of hibonite-rich calcium-aluminum-rich inclusions separated from the Murchison meteorite. 76th Meteoritical Society Meeting.

Kööp L., Davis A. M., Heck P. R. (2013) Morphology of hibonite-bearing inclusions separated from the Murchison meteorite. 44th Lunar and Planetary Science Conference.

Kööp L., Davis D. W. (2012) Classification and U-Pb isotopic study of Northwest Africa 6514. 43rd Lunar and Planetary Science Conference.

 

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