J. Appel

Mesoscopic atomic entanglement for precision measurements beyond the standard quantum limit

P. Windpassinger, E. Polzik, J. Appel, 2008, Proceedings of the National Academy of Sciences.

Optical detection of radio waves through a nanomechanical transducer

S. Schmid, J. M. Taylor, L. G. Villanueva, 2013, Nature.

Spin squeezing of atomic ensembles by multicolor quantum nondemolition measurements

M. Saffman, J. Appel, D. Oblak, 2009 .