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Astron. Astrophys. 330, 1080-1090 (1998) AcknowledgementsThe authors would like to thank Roy Lewis for detailed advice on the extraction of the presolar grains, Carsten Norgård for making the CVD diamonds, Merete Torpe for help with the UV/VIS spectrometer, Lykke Ryelund for help with the IR-spectrometer and Daniel Hojgaard Christensen for valuable discussions. We thank the referee E. Sedlmayr for valuable comments on the manuscript. ![]() ![]() ![]() ![]() © European Southern Observatory (ESO) 1998 Online publication: January 27, 1998 ![]() |