1. Simple technique for high-throughput marking of distinguishable micro-areas for microscopy.
- Author
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HENRICHS, LEONARD F., CHEN, LI, and BELL, ANDREW J.
- Subjects
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MICROSCOPY , *OPTICS , *THIN films , *TRANSMISSION electron microscopy , *ION beams - Abstract
Today's (nano)-functional materials, usually exhibiting complex physical properties require local investigation with different microscopy techniques covering different physical aspects such as dipolar andmagnetic structure. However, often these must be employed on the very same sample position to be able to truly correlate those different information and corresponding properties. This can be very challenging if not impossible especially when samples lack prominent features for orientation. Here, we present a simple but effective method to mark hundreds of approximately 15×15 μm sample areas at one time by using a commercial transmission electronmicroscopy grid as shadow mask in combination with thin-film deposition. Areas can be easily distinguished when using a reference or finder grid structure as shadow mask. We show that the method is suitable to combine many techniques such as light microscopy, scanning probe microscopy and scanning electron microscopy. Furthermore, we find that best results are achieved when depositing aluminium on a flat sample surface using electron-beam evaporation which ensures good line-ofsight deposition. This inexpensive high-throughput method has several advantageous over other marking techniques such as focusedion-beam processing especially when batch processing or marking of many areas is required. Nevertheless, the technique could be particularly valuable, when used in junction with, for example focused ion-beam sectioning to obtain a thin lamellar of a particular pre-selected area. [ABSTRACT FROM AUTHOR]
- Published
- 2016
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