Ma, Kai
Gong, Yunye
Aubert, Tangi
Turker, Melik Z.
Kao, Teresa
Doerschuk, Peter C.
Wiesner, Ulrich
Article History
Received: 17 December 2017
Accepted: 20 April 2018
First Online: 20 June 2018
Change Date: 10 July 2018
Change Type: Correction
Change Details: Change history: In Fig. 3b of this Letter, the labels for the outer (11.8 nm) and inner (7.4 nm) diameters of the structure were inadvertently omitted. Fig. 3 has been corrected online.
Competing interests
: The authors declare that they have submitted a patent disclosure based on this study through Cornell University.