| 摘要 |
A method and a system for obtaining an image of a cross section of a specimen, the method includes: milling the specimen so as to expose a cross section of the specimen, whereas the cross section comprises at least one first portions made of a first material and at least one second portion made of a second material; smoothing the cross section; performing gas assisted etching of the cross section so as generate a topography difference between the at least one first portion and the at least one second portion of the cross section; coating the cross section with a thin layer of conductive material; and obtaining an image of the cross section; wherein the milling, smoothing, performing, coating and obtaining are preformed while the specimen is placed in a vacuumed chamber.
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