Atmospheric ice halos

raef 7-16 December 2002

1. Introduction

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2. What to look for

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3. Ice crystals

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4. Halo families

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5. How crystals fall

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the specific orientations mean that some halos change shape and position as the sun changes altitude


6. Simulations

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7. Rare halos

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8. How to record and photograph halos

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9. History

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10. Forefront research

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I'm not sure what should go here. I know there is some work on crystal collection from aircraft and attempts to make model (non-ice) crystals. A good place to look would be the J. of the Optical Society of America.


11. Halos on other planets

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what ices casn be expected; predictions from the literature


List of illustrations

Just a few ideas for the moment. This need a lot more thought.