This erratum is presented to indicate the information of the corresponding author which is missing in Ref. 1.
The corresponding author is Ke Cui and his affiliation is The Advanced Launching Co-innovation Center, Nanjing University of Science and Technology, Nanjing, China. His email address is [email protected].
REFERENCE
1.
W. X. Y.
Li
, K.
Cui
, and W.
Zhang
, Rev. Sci. Instrum.
88
, 044301
(2017
).© 2017 Author(s).
2017
Author(s)