'Bona fide transition discs' presentation slideshows

Are transition discs much commoner in M stars?

Are transition discs much commoner in M stars?. Echoed by Currie et al (25%) and Dahm & Carpenter 2009. CAREFUL!. Recent claim that 50% of discs around M stars are in transition (Sicilia-Aguilar et al 2008). For pure reprocessing disc with T ~ r^-q. L_d( ?) ? (?T_*) ^{2/q-1} ---------

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