Journal of Electron Microscopy Advance Access originally published online on March 1, 2006
Journal of Electron Microscopy 2006 55(1):23-26; doi:10.1093/jmicro/dfl001
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Removing focused ion-beam damages on transmission electron microscopy specimens by using a plasma cleaner
1 Department of Applied Science for Electronics and Materials, Kyushu University Kasuga, Fukuoka 816-8580, Japan
2 The Research Laboratory for High Voltage Electron Microscopy, Kyushu University Fukuoka, Fukuoka 812-8581, Japan
3 Art, Science and Technology Center for Cooperative Research, Kyushu University Kasuga, Fukuoka 816-8580, Japan
4 Division of Materials & Manufacturing Science, Graduate School of Engineering, Osaka University Suita, Osaka 565-0871, Japan
*To whom correspondence should be addressed. E-mail: hata{at}asem.kyushu-u.ac.jp
A plasma cleaner is usually used for removing carbonaceous debris from a specimen and preventing contamination during transmission electron microscopy (TEM) imaging and analysis. However, the plasma cleaner can be effectively used for thinning down damage layers on TEM specimens prepared by focused ion-beam (FIB) milling. By optimizing plasma treatment conditions, the quality of high-resolution images and diffraction patterns of the FIB-milled specimens has been remarkably improved using the plasma cleaner.
Keywords focused ion beam, surface damage, plasma cleaner, transmission electron microscopy
Received 19 May 2005, accepted 26 January 2006