Media type: E-Article Title: Quantum-nondemolition measurements using ghost transitions Contributor: Gheri, Klaus M.; Grangier, Philippe; Poizat, Jean-Philippe; Walls, Daniel F. imprint: American Physical Society (APS), 1992 Published in: Physical Review A Language: English DOI: 10.1103/physreva.46.4276 ISSN: 1050-2947; 1094-1622 Keywords: Atomic and Molecular Physics, and Optics Origination: Footnote: