Nucleation layer design for growth of a high-quality AlN epitaxial film on a Si(111) substrate

CrystEngComm ◽  
2018 ◽  
Vol 20 (11) ◽  
pp. 1483-1490 ◽  
Author(s):  
Yuan Li ◽  
Wenliang Wang ◽  
Xiaochan Li ◽  
Liegen Huang ◽  
Yulin Zheng ◽  
...  

A high-quality AlN epitaxial film has been grown on a Si(111) substrate by metal–organic chemical vapor deposition through designing the AlN nucleation layer.

CrystEngComm ◽  
2020 ◽  
Vol 22 (7) ◽  
pp. 1160-1165 ◽  
Author(s):  
Yingnan Huang ◽  
Jianxun Liu ◽  
Xiujian Sun ◽  
Xiaoning Zhan ◽  
Qian Sun ◽  
...  

We reported the successful growth of a crack-free high-quality 2 μm-thick Al0.5Ga0.5N film with a smooth surface grown on planar Si by metal–organic chemical vapor deposition.


2020 ◽  
Vol 1014 ◽  
pp. 22-26
Author(s):  
Yi Zhuo ◽  
Zi Min Chen ◽  
Sheng Dong Zhang

In this work, In2O3 thin films were grown on (111) yttria-stabilized zirconia (YSZ) by metal-organic chemical vapor deposition (MOCVD) at different temperature. It is found that samples grown at low temperature showed lower residual stress but higher mosaicity while high growth temperatures could also cause deterioration in crystal quality due to increasing lattice mismatch. To obtain high quality In2O3 film with low residual strain, a 30-nm thick layer grown at 530 °C was introduced as buffer layer, considering both stress relaxation and crystalline mosaicity. By using two-step growth method, a 400 nm-thick, high quality, near-strain-free In2O3 thin film with the full width at half maximum (FWHM) values of (222) diffraction peaks being as narrow as 648 arcsec was successfully obtained.


1996 ◽  
Vol 68 (10) ◽  
pp. 1371-1373 ◽  
Author(s):  
X. H. Wu ◽  
D. Kapolnek ◽  
E. J. Tarsa ◽  
B. Heying ◽  
S. Keller ◽  
...  

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