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Note: This discussion is about an older version of the COMSOL Multiphysics® software. The information provided may be out of date.

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Expression for function

Posted Mar 6, 2012, 9:56 a.m. EST Materials Version 4.2a 1 Reply

Deepak Jain
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1 Reply Last Post Mar 6, 2012, 12:41 p.m. EST
Alexander Kuznetsov
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Posted: 1 decade ago Mar 6, 2012, 12:41 p.m. EST
x and y are usually in [m]. Then your equation has a dimension of meters [m]. Refractive index is dimensionless. So you should use something like "(0.000044*((x^2)+(y^2))^0.5+1.4462)[1/m]"
x and y are usually in [m]. Then your equation has a dimension of meters [m]. Refractive index is dimensionless. So you should use something like "(0.000044*((x^2)+(y^2))^0.5+1.4462)[1/m]"

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