Raman-scattering measurements and fracton interpretation of vibrational properties of amorphous silicon

1992 ◽  
Vol 46 (22) ◽  
pp. 14893-14896 ◽  
Author(s):  
Mile Ivanda
1981 ◽  
Vol 42 (C6) ◽  
pp. C6-54-C6-56 ◽  
Author(s):  
S. T. Kshirsagar ◽  
J. S. Lannin

1993 ◽  
Author(s):  
WALTER GILLESPIE ◽  
DANIEL BERSHADER ◽  
SURENDRA SHARMA ◽  
STEPHEN RUFFIN

2013 ◽  
Vol 49 (9) ◽  
pp. 610-612
Author(s):  
K. Tanizawa ◽  
S. Suda ◽  
Y. Sakakibara ◽  
T. Kamei ◽  
R. Takei ◽  
...  

1991 ◽  
Vol 220 ◽  
Author(s):  
R. C. Bowman ◽  
P. M. Adams ◽  
S. J. Chang ◽  
V. Arbet-Engels ◽  
K. L. Wang

ABSTRACTInterface mixing between the Ge and Si layers in symmetrically strained SimGem superlattices occurs during post growth thermal anneals. Interdiffusion coefficients were obtained from intensity changes in the low angle superlattice x-ray satellites on samples with nominal periodicities between 1.4nm and 5.6nm. A common activation energy of 3.0±0.1 eV was found. The bulk interdiffusion coefficients for SimGem were derived since measurements were made on samples with different layer thicknesses. Intermixing appears to occur by diffusion of Si atoms into the Ge layers via a vacancy mechanism. Raman scattering measurements support this process as well as the formation of Si1−xGex, alloy layers during the anneals.


2009 ◽  
Vol 255 (19) ◽  
pp. 8252-8256 ◽  
Author(s):  
Thanh Nga Nguyen ◽  
Van Duy Nguyen ◽  
Sungwook Jung ◽  
Junsin Yi

1981 ◽  
Vol 23 (10) ◽  
pp. 5263-5268 ◽  
Author(s):  
W. B. Pollard ◽  
J. D. Joannopoulos

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