Remarkably high abundance of presolar grains in interplanetary dust particles collected from the comet Grigg-Skjellerup dust stream

Nguyen, A. N.; Busemann, H. and Nittler, L. R. (2007). Remarkably high abundance of presolar grains in interplanetary dust particles collected from the comet Grigg-Skjellerup dust stream. In: 38th Lunar and Planetary Science Conference, 12-16 Mar 2007, League City, Texas, USA.

URL: http://www.lpi.usra.edu/meetings/lpsc2007/pdf/2332...

Abstract

Isotopic studies of IDPs collected from the comet Grigg-Skjellerup dust stream reveal extremely high abundances of presolar grains in two of four IDPs. These abundances exceed those of any other extraterrestrial material analyzed and support a cometary origin for these IDPs.

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