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Unexplained Spectral Phenomena in the Interstellar Medium

Published online by Cambridge University Press:  05 March 2015

Sun Kwok
Sun Kwok*
Affiliation:
Faculty of Science, The University of Hong Kong, Hong Kong, China email: sunkwok@hku.hk
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Abstract

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We present an overview of the present observational status of unexplained spectral phenomena in the ISM. The possibility of organic molecules and solids as the carrier of the DIB, 217 nm feature, ERE, UIR, and the 21 and 30 μm features is discussed.

Keywords

(ISM:) dustextinction(ISM:) planetary nebulae: generalISM: lines and bandsISM: molecules
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 10 , Highlights H16: Highlights of Astronomy , August 2012 , pp. 697 - 698
Copyright
Copyright © International Astronomical Union 2015 

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