scholarly journals Reverse electrochemical etching method for fabricating ultra-sharp platinum/iridium tips for combined scanning tunneling microscope/atomic force microscope based on a quartz tuning fork

2015 ◽  
Vol 15 (9) ◽  
pp. 1015-1021 ◽  
Author(s):  
J.A. Morán Meza ◽  
J. Polesel-Maris ◽  
C. Lubin ◽  
F. Thoyer ◽  
A. Makky ◽  
...  
Author(s):  
Jean-Paul Revel

The last few years have been marked by a series of remarkable developments in microscopy. Perhaps the most amazing of these is the growth of microscopies which use devices where the place of the lens has been taken by probes, which record information about the sample and display it in a spatial from the point of view of the context. From the point of view of the biologist one of the most promising of these microscopies without lenses is the scanned force microscope, aka atomic force microscope.This instrument was invented by Binnig, Quate and Gerber and is a close relative of the scanning tunneling microscope. Today's AFMs consist of a cantilever which bears a sharp point at its end. Often this is a silicon nitride pyramid, but there are many variations, the object of which is to make the tip sharper. A laser beam is directed at the back of the cantilever and is reflected into a split, or quadrant photodiode.


1993 ◽  
Vol 32 (Part 1, No. 6B) ◽  
pp. 2983-2988 ◽  
Author(s):  
Seizo Morita ◽  
Yasuhiro Sugawara ◽  
Yoshinobu Fukano

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