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(a) The schematic drawing of cantilever, laser beam, and PSD. (b) Heating is at the end of the cantilever in vacuum. (c) The cantilever is put in a uniform temperature bath with the heating at the end.
Variation of PSD sum signal with the reflected laser power.
The deflection of the cantilever in vacuum due to the change of heating power.
The deflection of the cantilever due to the change of ambient temperature.
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