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Diffusion Reaction Interaction for a Pair of Spheres - ETD ...

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coefficients f1n. Since h1n was actually calculated f1n is replaced with equation<br />

(2.20) and the dimensionless concentration becomes<br />

1<br />

u =<br />

( γd<br />

)<br />

1<br />

∞<br />

( n+<br />

1)<br />

⎜ ⎟<br />

⎜<br />

1<br />

⎟<br />

1<br />

∑⎨Λ⎜⎟ 1nh1<br />

n + ⎜1<br />

⎜ ⎟<br />

∑<br />

n=<br />

0<br />

⎪<br />

⎧<br />

⎪⎩<br />

⎛<br />

⎜<br />

⎝<br />

a<br />

r<br />

⎞<br />

⎟<br />

1 ⎠<br />

Applying equation (2.21) to (2.56)<br />

1<br />

u =<br />

( γd<br />

)<br />

defining a new parameter<br />

then<br />

G<br />

n<br />

1<br />

∑ ∞<br />

n=<br />

0<br />

h<br />

1n<br />

⎛ r<br />

⎜<br />

⎝ a1d<br />

1<br />

r 1<br />

< d1<br />

.<br />

a1<br />

⎪<br />

⎧<br />

⎨Λ<br />

⎪⎩<br />

⎛<br />

⎜<br />

⎜<br />

1n<br />

⎜<br />

⎝<br />

a<br />

r<br />

⎞<br />

⎟<br />

1<br />

⎟<br />

⎟<br />

1 ⎠<br />

P ⎪<br />

⎧<br />

n (cosΘ1<br />

)<br />

= ⎨Λ1<br />

( γd1)<br />

⎪⎩<br />

n<br />

⎞ ⎛<br />

⎟<br />

+<br />

⎠ ⎝<br />

( n+<br />

1)<br />

r 1<br />

< d1<br />

,<br />

a1<br />

⎛<br />

⎜<br />

⎜<br />

n ⎜<br />

⎝<br />

33<br />

a<br />

r<br />

⎞<br />

⎟<br />

1<br />

⎟<br />

⎟<br />

1 ⎠<br />

∞<br />

m=<br />

0<br />

K<br />

⎛ r1<br />

+<br />

⎜<br />

⎝ a1d<br />

( n+<br />

1)<br />

h<br />

nm 1m<br />

1<br />

⎛ r1<br />

+<br />

⎜<br />

⎝ a1d<br />

⎞⎪<br />

⎫<br />

⎟⎬Pn<br />

(cosΘ1<br />

) ,<br />

⎠⎪⎭<br />

n<br />

⎞ ⎪<br />

⎫<br />

⎟ ⎬Pn<br />

(cosΘ1<br />

) ,<br />

⎠ ⎪⎭<br />

1<br />

(2.56)<br />

(2.57)<br />

n<br />

⎞ ⎪<br />

⎫<br />

⎟ ⎬ , (2.58)<br />

⎠ ⎪⎭

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