Ma, Weiliang
Alonso-González, Pablo
Li, Shaojuan
Nikitin, Alexey Y.
Yuan, Jian
Martín-Sánchez, Javier
Taboada-Gutiérrez, Javier
Amenabar, Iban
Li, Peining
Vélez, Saül
Tollan, Christopher
Dai, Zhigao
Zhang, Yupeng
Sriram, Sharath
Kalantar-Zadeh, Kourosh
Lee, Shuit-Tong
Hillenbrand, Rainer
Bao, Qiaoliang
Article History
Received: 8 April 2018
Accepted: 17 August 2018
First Online: 24 October 2018
Competing interests
: R.H. is cofounder of Neaspec GmbH, a company producing scattering-type near-field scanning optical microscope systems, such as the one used in this study. The remaining authors declare no competing financial interests.