DOI:https://doi.org/10.1103/PhysRevLett.111.069901
© 2013 American Physical Society
Laure Bourgeois, Nikhil V. Medhekar, Andrew E. Smith, Matthew Weyland, Jian-Feng Nie, and Christian Dwyer
Vol. 111, Iss. 6 — 9 August 2013
Sign up to receive regular email alerts from Physical Review Letters