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Antenna effect in laser assisted atom probe tomography: How the field emitter aspect ratio can enhance atomic scale imaging
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10.1063/1.4757884
/content/aip/journal/apl/101/15/10.1063/1.4757884
http://aip.metastore.ingenta.com/content/aip/journal/apl/101/15/10.1063/1.4757884
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

ToF of stainless steels tips using green light at a laser intensity of and (a) a flight length of 10 cm and a voltage of V = 4.5 kV for tips with constant and radius nm (black) and a voltage of V = 10 kV for a radius of nm (gray), and (b) a flight length of 60 cm for tips with a constant nm, V = 7.5 kV and (black), (red), (gray) (b). Origin of time set at the maximum of the peak.

Image of FIG. 2.
FIG. 2.

Normalized absorption density (NAD) profile along the tip axis computed at nm for (a) cone angle = 5° and (black) and (gray); and for (b), fixed radius () and cone angle of (black) and (gray).

Image of FIG. 3.
FIG. 3.

Absorption efficiency of a nano particle calculated by FDTD f(a) as a function of the radius of the nano particle for nm and (b) as a function of the ratio for nm (blue line), nm (green line), and nm (yellow line).

Image of FIG. 4.
FIG. 4.

Temperature of the tip apex calculated from the absorption maps reported in Fig. 2(b); for a fixed radius (R = 60 nm) and a cone angle of 5° (black) and 15° (red).

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/content/aip/journal/apl/101/15/10.1063/1.4757884
2012-10-08
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Antenna effect in laser assisted atom probe tomography: How the field emitter aspect ratio can enhance atomic scale imaging
http://aip.metastore.ingenta.com/content/aip/journal/apl/101/15/10.1063/1.4757884
10.1063/1.4757884
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