The article Prospective applications of optical quantum memories has been published in the Journal of Modern Optics :

http://www.tandfonline.com/doi/abs/10.1080/09500340.2013.856482#.VFdqAhYvdiY

(Submitted on July 18th, 2013, published on November 19th 2013).

Preprint available at : http://arxiv.org/abs/1306.6904