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\bibitem{Walter_etal2014} {\textquotedblleft}\textit{Luminescence, patterned metallic regions, and photon-mediated electronic changes in single-sided fluorinated graphene sheets}{\textquotedblright}.  Walter AL, Sahin H, Jeon KJ, Bostwick A, Horzum S, Koch R, Speck F, Ostler M, Nagel P, Merz M, Schupler S, Moreschini L, Chang YJ, Seyller T, Peeters FM, Horn K, Rotenberg E;, ACS nano \textbf{8}, 7801 (2014).   http://doi.org/10.1021/nn501163c

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