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Article Contents

ABSTRACT

1.INTRODUCTION

2.HISTORY OF DUST STUDIES

2.1.Interstellar Dust: Early Observational Evidences

2.2.Interstellar Matter: Theoretical Evidences

2.3.Interstellar Dust: Early Modelling Efforts

2.4.Contemporary Interstellar Dust Models

2.5.Scattering of Light by Small Particles: An Essential Tool for Dust Studies

2.6.Comets

3.THE CURRENT STATE OF THE ART

3.1.Extinction (Scattering, Absorption) and Polarization

3.1.1.Interstellar Extinction and Polarization Curves

3.1.2.Spectroscopic Extinction and Polarization Features

3.2.Dust Emission

3.2.1.Dust Luminescence: The "Extended Red Emission"

3.2.2.Dust Temperatures and IR Emission

3.2.3.Microwave Emission: Spinning Dust Grains

3.3.Interstellar Depletions

3.4.Interstellar Dust in the Solar System

3.5.From Interstellar Dust to Comets

4.FUTURE

REFERENCES