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�u����  : Melanie Koehler 
          (Institute of Planetology, Muenster University, Germany)
����    : 2006�N11��30���i�؁j16:00-17:30
�ꏊ    : ���R�Ȋw�����ȂR����6�K�[�~���i609�j
�^�C�g��: Dust in the solar system and extra-solar planetary systems: 
          model calculations and laboratory measurements to study 
          optical properties

            [abstract]