| Job Title |
Crystal Grower |
| Job Description |
Sets Up And Operates Furnaces To Grow Semiconductor Crystals
From Materials, Such As Silicon, Quartz, Or Gallium Arsenide:
Loads Furnace With Seed Crystal, Dopant, And Crystal Growing
Materials, Such As Polysilicon, Quartz, Gallium Arsenide, Or
Remelt. Reads Work Order And Adjusts Furnace Controls To
Regulate Operating Conditions, Such As Power Level, Temperature,
Vacuum, And Rotation Speed, According To Crystal Growing
Specifications. Monitors Meltdown Of Growing Material And
Crystal Growth, And Adjusts Furnace Controls. Shuts Down Furnace
And Unloads Crystal Ingot After Cooling. May Clean Inside
Furnace, Using Vacuum Cleaner And Cleaning Supplies, And Replace
Furnace Liner And Other Parts. May Weigh And Crop Crystal Ingot,
Slice Sample Wafer, Measure And Test Ingot For Resistivity, And
Determine Crystal Orientation [inspector, Crystal (electron.
Comp.) 726.684-054]. May Operate Computer Controls To Regulate
Furnace Conditions.
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