High-dose oxygen ion implantation into 6H-SiC

1999 ◽  
Vol 75 (3) ◽  
pp. 352-354 ◽  
Author(s):  
Manabu Ishimaru ◽  
Robert M. Dickerson ◽  
Kurt E. Sickafus
Author(s):  
N. Lewis ◽  
E. L. Hall ◽  
A. Mogro-Campero ◽  
R. P. Love

The formation of buried oxide structures in single crystal silicon by high-dose oxygen ion implantation has received considerable attention recently for applications in advanced electronic device fabrication. This process is performed in a vacuum, and under the proper implantation conditions results in a silicon-on-insulator (SOI) structure with a top single crystal silicon layer on an amorphous silicon dioxide layer. The top Si layer has the same orientation as the silicon substrate. The quality of the outermost portion of the Si top layer is important in device fabrication since it either can be used directly to build devices, or epitaxial Si may be grown on this layer. Therefore, careful characterization of the results of the ion implantation process is essential.


1992 ◽  
Vol 12 (1-2) ◽  
pp. 199-203 ◽  
Author(s):  
J.E. Castle ◽  
H.D. Liu ◽  
J.F. Watts ◽  
P.L.F. Hemment ◽  
J.P. Zhang ◽  
...  

2002 ◽  
Vol 17 (2) ◽  
pp. 423-430 ◽  
Author(s):  
C. Klapperich ◽  
L. Pruitt ◽  
K. Komvopoulos

The effects of energetic treatments, crosslinking, and plasma modification on the surface mechanical properties and deformation behavior of ultrahigh molecular weight polyethylene (UHMWPE) were examined in light of nanoindentation experiments performed with a surface force microscope. Samples of UHMWPE were subjected to relatively high-dose gamma irradiation, oxygen ion implantation, and argon ion beam treatment. A range of crosslinking was achieved by varying the radiation dose. In addition, low-temperature plasma treatment with hexamethyldisiloxane/O2 and C3F6 was investigated for comparison. The surface mechanical properties of the treated UHMWPE samples are compared with those of untreated UHMWPE samples used as controls. Surface adhesion measurements obtained from the nanoindentation material responses are also discussed in terms of important treatment parameters. Results demonstrate that high-dose oxygen ion implantation, argon ion beam treatment, and low-temperature C3F6 plasma modification are effective treatments for enhancing the surface mechanical properties of UHMWPE.


1985 ◽  
Vol 22-23 ◽  
pp. 681-685 ◽  
Author(s):  
Amarjit Singh ◽  
E.J. Knystautas ◽  
R. Lapointe

1980 ◽  
Vol 19 (6) ◽  
pp. 1111-1116 ◽  
Author(s):  
Takayoshi Hayashi ◽  
Satoshi Maeyama ◽  
Shizuka Yoshii

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