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Silicon carbide is a major component of stellar dust. Experimental simulations using the Stardust machine (ICCM-Madrid) have shown that silicon carbide nanograins can form from carbon and silicon atoms, and […]
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At IRAP (CNRS, CNES, University of Toulouse), the AROMA molecular analyzer, a highly sensitive mass spectrometer employing a two-step laser desorption/laser ionization technique, enables the study of exceptional samples: grains […]
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Polycyclic aromatic hydrocarbons (PAHs) play an important role in the physics and chemistry of star- and planet-forming regions. Several formation sites have been proposed for these PAHs: in the envelopes […]
