TY - JOUR AU - Luis Aina, Alfredo AU - Sánchez Soto, Luis Lorenzo PY - 1997 DO - 10.1103/PhysRevA.56.994 SN - 1050-2947 UR - https://hdl.handle.net/20.500.14352/59709 T2 - Physical review A AB - Several quantum descriptions of the relative phase between an atomic dipole and a one-mode electromagnetic field are examined. Positive-operator measures for this variable are derived from dipole and field-phase formalisms. They are analyzed and... LA - eng M2 - 994 PB - American Physical Society KW - Jaynes-Cummings model KW - Optical-phase KW - Difference operator KW - Distributions KW - Uncertainty KW - States KW - Light KW - Atom TI - Relative phase for a quantum field interacting with a two-level system TY - journal article VL - 56 ER -