Theory of noise suppression in<mml:math xmlns:mml="http://www..org/1998/Math/MathML"><mml:mi mathvariant="normal">9b</mml:mi></mml:math>-type quantum memories by means of a cavity
J. Nunn, J.H.D. Munns, S. Thomas, K.T. Kaczmarek, C. Qiu, A. Feizpour, E. Poem, B. Brecht, D.J. Saunders, P.M. Ledingham, D.V. Reddy, M.G. Raymer, I.A. Walmsley, Physical Review A 96 (2017).