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  1. No Access

    Chapter and Conference Paper

    Spectroscopic Evidence of Organic Molecules Released by the Dust of Halley’s Inner Coma

    New spectroscopic arguments supporting the probable presence of organic molecules in the material released by comet Halley are deduced from the data obtained by the Vega three-channel spectrometer. Two excesse...

    J. Clairemidi, P. Rousselot, G. Moreels in Origin and Evolution of Interplanetary Dust (1991)

  2. No Access

    Chapter and Conference Paper

    Spatial Distribution and Color of Dust in Halley’s Inner Coma

    Composite images of the intensity of solar radiation scattered by dust in Halley’s coma are constructed by using the three-channel spectra obtained during the approach phase of the Vega 2 spacecraft They cover...

    J. Clairemidi, E. Brandon, P. Rousselot… in Origin and Evolution of Interplanetary Dust (1991)