Back to the article index

Article Contents

ABSTRACT

1.INTRODUCTION

2.PRESOLAR GRAINS IN METEORITES ARE NONREPRESENTATIVE

3.INTERSTELLAR REDDENING

4.SPECTROSCOPY OF DUST IN EXTINCTION AND EMISSION

4.1.PAH Emission Features

4.2.2175Å Feature: Graphitic C

4.3.10 and 18 µm Silicate Features

4.4.3.4 µm C-H Stretch: Aliphatic Hydrocarbons

4.5.Diffuse Interstellar Bands

4.6.Extended Red Emission

4.7.X-Ray Absorption Edges

5.INFRARED EMISSION SPECTRUM OF INTERSTELLAR DUST

6.DUST GRAIN SIZE DISTRIBUTION

7.DUST ABUNDANCES VS. DEPLETION PATTERNS

8.TIME SCALE FOR DEPLETION

9.LOCAL VARIATIONS IN D/H: DOES DUST PLAY A ROLE?

10.TRANSPORT OF ELEMENTS IN DUST GRAINS

10.1.Anisotropic Starlight

10.2.Star-Forming Regions

11.ION RECOMBINATION ON DUST GRAINS

12.SUMMARY

REFERENCES