Chronology | Current Month | Current Thread | Current Date |
[Year List] [Month List (current year)] | [Date Index] [Thread Index] | [Thread Prev] [Thread Next] | [Date Prev] [Date Next] |
from the point where the beam went through the wafer. If the four
contacts rose in temperature at the same time, the laser beam was
centered on the wafer. If the beam was not centered we could determine
its offset from center by the differing times of arrival of the thermal
"wavefront" at each of the four contacts.