Immature Carbonaceous Matter in CONCORDIA Antarctic Micrometeorites

• Main Authors: Dobrică, E., Engrand, C., Quirico, E., Montagnac, G., Duprat, J.
• Other Authors: Centre de Spectrométrie Nucléaire et de Spectrométrie de Masse (CSNSM), Université Paris-Sud - Paris 11 (UP11)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), Laboratoire de Planétologie de Grenoble (LPG), Université Joseph Fourier - Grenoble 1 (UJF)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS), École normale supérieure de Lyon (ENS de Lyon)
• Format: Conference Object
• Language: English
• Published: HAL CCSD 2009
• Subjects: [PHYS.ASTR.EP]Physics [physics]/Astrophysics [astro-ph]/Earth and Planetary Astrophysics [astro-ph.EP]; [SDU.ASTR.EP]Sciences of the Universe [physics]/Astrophysics [astro-ph]/Earth and Planetary Astrophysics [astro-ph.EP]; Antarc*; Antarctic
• Online Access: https://hal.in2p3.fr/in2p3-00672543

International audience Raman spectroscopy of Antarctic micrometeorites reveals abundant and highly disorganized carbonaceous matter in all types of unmelted to partially melted particles. The cyanide functional group was found in an ultracarbonaceous micrometeorite.