Effect of Grit Blasting Parameters on Surface and Near-Surface Properties of Different Metal Alloys

Author(s):  
Tina Ghara ◽  
S. Paul ◽  
P. P. Bandyopadhyay
Author(s):  
K. F. Russell ◽  
L. L. Horton

Beams of heavy ions from particle accelerators are used to produce radiation damage in metal alloys. The damaged layer extends several microns below the surface of the specimen with the maximum damage and depth dependent upon the energy of the ions, type of ions, and target material. Using 4 MeV heavy ions from a Van de Graaff accelerator causes peak damage approximately 1 μm below the specimen surface. To study this area, it is necessary to remove a thickness of approximately 1 μm of damaged metal from the surface (referred to as “sectioning“) and to electropolish this region to electron transparency from the unirradiated surface (referred to as “backthinning“). We have developed electropolishing techniques to obtain electron transparent regions at any depth below the surface of a standard TEM disk. These techniques may be applied wherever TEM information is needed at a specific subsurface position.


1983 ◽  
Vol 16 (35) ◽  
pp. 6883-6896 ◽  
Author(s):  
A Kiejna ◽  
K F Wojciechowski

2021 ◽  
Vol 1 ◽  
pp. 15-24
Author(s):  
Yu.R. Kolobov ◽  
◽  
A.E. Ligachev ◽  

A review of experimental investigations of changes in the structure and properties of the surface and near-surface layers of various materials (steels, metal alloys, ceramics and graphite) in the area of a barcode applied by continuous laser radiation and short (nanosecond) and ultrashort (femto- and picosecond) laser pulses.


2021 ◽  
Author(s):  
Nils T Mueller ◽  
Sylvain Piqueux ◽  
Mark T Lemmon ◽  
Justin N. Maki ◽  
Ralph D. Lorenz ◽  
...  

2009 ◽  
Vol 30 (8) ◽  
pp. 2895-2902 ◽  
Author(s):  
K. Poorna Chander ◽  
M. Vashista ◽  
Kazi Sabiruddin ◽  
S. Paul ◽  
P.P. Bandyopadhyay

2017 ◽  
Author(s):  
Heather Chilton ◽  
◽  
Britney E. Schmidt ◽  
Ken L. Ferrier ◽  
Kayla Duarte ◽  
...  

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