In the original published article,1 an error appeared in Eq. (1) and should correctly read as follows:
(1)
Another error appeared in the text between Eqs. (2) and (3) (Ref. 1) and should be correctly read as follows:
The errors have no effect on the rest of the article or the conclusion of the paper.
We sincerely apologize for these oversights.
References
1.
H.
Guo
, J.
Gao
, N.
Ishida
, M.
Xu
, and D.
Fujita
, Appl. Phys. Lett.
104
, 031607
(2014
).© 2020 Author(s).
2020
Author(s)