Spatial Variation for Radiation Conditions
Use the Spatial Variation option on the Radiation Condition dialog box to specify whether to apply the radiation condition uniformly or as a condition that varies across the selected geometry. Select one of the following items:
• Uniform—Applies uniform emissivity over the selected geometrical entity.
• Function of Coordinates—Varies the radiation condition spatially over the selected surfaces. Click the 
button that appears when you choose this item to open the Functions dialog box.
button that appears when you choose this item to open the Functions dialog box.Return to Radiation Conditions.