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interação feixe de elétrons-amostra [3]

interação feixe de elétrons-amostra [3] - DEM - Unesp

interação feixe de elétrons-amostra [3] - DEM - Unesp

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<strong>interação</strong> <strong>feixe</strong> <strong>de</strong> <strong>elétrons</strong>-<strong>amostra</strong><br />

‣ Volume <strong>de</strong> <strong>interação</strong>:<br />

efeito do Número Atômico, Energia do Feixe e Inclinação<br />

C (Z=6) Fe (Z=26) Au (Z=79)<br />

5 kV<br />

10 kV<br />

BSE yield @ 5kV: 0,36/0,59/0,67<br />

BSE yield @ 10kV: 0,32/0,58/0,68<br />

Tilt = 70 o<br />

20 kV<br />

BSE yield @ 20kV: 0,30/0,57/0,69<br />

Monte Carlo simulation<br />

http://web.utk.edu/~srcutk/htm/simulati.htm<br />

(em escala)<br />

13>

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