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Table B.2.

continued.

Symbol Description
nox Oxygen number density at z1
p Power law index of grain size distribution
q Gas temperature power law index at z1
r Disk radius
ri Reference radius
s Grain radius
sc, l Radius of large carbon grains
sc, s Radius of small carbon grains
sdrift Maximum grain radius due to drift
sfrag Maximum grain radius due to fragmentation
sgeo Transition grain radius from Rayleigh to geometric regime
smax Maximum grain radius at r
ss, l Radius of large silicate grains
ss, s Radius of small silicate grains
s1 Maximum grain radius at z1
tdestr Destruction timescale at r
tdrift Drift timescale at r
tL Eddy turn-over time
tmix Mixing timescale between z1 and midplane
tox Destruction time of carbon grain with s1 at z1 due to oxidation
tres Residence timescale of grain above z1
tres − ph Residence timescale of grain above z1, ph
vi Radial grain velocity
vf Fragmentation velocity
vox Oxygen thermal velocity at z1
z Disk height coordinate
z1 Height of the exposed layer (oxidation)
z1, ph Height of the exposed layer (photolysis)

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