Author Affiliations

G. Saavedra,⁽¹⁾ M. Tan,⁽²⁾ D. J. Elson,⁽¹⁾ L. Galdino,⁽¹⁾ D. Semrau,⁽¹⁾ Md. A. Iqbal,⁽²⁾ I.D. Phillips,⁽²⁾ P. Harper,⁽²⁾ N. Mac Suibhne,⁽²⁾ A. D. Ellis,⁽²⁾ D. Lavery,⁽¹⁾ B. C. Thomsen,⁽¹⁾ R. I. Killey,⁽¹⁾ and P. Bayvel⁽¹⁾

⁽¹⁾Optical Networks Group, Dept. of Electronic & Electrical Engineering, UCL, Torrington Place, London WC1E 7JE, UK

⁽²⁾Aston Institute of Photonic Technologies, Aston University, Birmingham B4 7ET, UK