How the metal is ablated in a non-contact mode

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Suppose you are ablating a metal under water in a non-contact mode using a high-power laser. During the experiment you observe a light with different colours and under microscope you notice that the metal has been ablated.

(a) Explain how you would justify the colours origin and their importance?

(b) How the metal is ablated in a non-contact mode?

Reference no: EM132749207

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