Generation of correlated photon pairs in a chalcogenide As2S3 waveguide

C. Xiong, G. D. Marshall, A. Peruzzo, M. Lobino, A. S. Clark, D.-Y. Choi, S. J. Madden, C. M. Natarajan, M. G. Tanner, R. H. Hadfield, S. N. Dorenbos, T. Zijlstra, V. Zwiller, M. G. Thompson, J. G. Rarity, M. J. Steel, B. Luther-Davies, B. J. Eggleton, and J. L. O’Brien Centre for Ultrahigh-Bandwidth Devices for Optical Systems (CUDOS), Australia Institute for Photonics and Optical Science (IPOS), School of Physics, University of Sydney, New South Wales 2006, Australia MQ Photonics, Department of Physics and Astronomy, Macquarie University, New South Wales 2109, Australia Centre for Quantum Photonics, H. H. Wills Physics Laboratory, Department of Electrical and Electronic Engineering, University of Bristol, Bristol BS8 1UB, United Kingdom Laser Physics Centre, Australian National University, Canberra, Australian Capital Territory 0200, Australia School of Engineering and Physical Sciences, Heriot-Watt University, Edinburgh EH14 4AS, United Kingdom Kavli Institute for Nanoscience, Delft University of Technology, Lorentzweg 1, 2628 CJ Delft, The Netherlands