Title :
Achieving the uncertainty limit of phase estimation in two-path interferometers
Author :
Hofmann, Holger F.
Author_Institution :
Grad. Sch. of Adv. Sci. of Matter, Hiroshima Univ., Higashi Hiroshima, Japan
Abstract :
The optimal phase estimation based on output photon number statistics of two-path interferometers is discussed. It is shown that for many pure states, conventional photon detection is sufficient to achieve the uncertainty limit.
Keywords :
light interferometers; phase estimation; photons; statistics; output photon number statistics; phase estimation uncertainty limit; photon detection; two-path interferometers; Algebra; Interferometers; Optical interferometry; Phase detection; Phase estimation; Phase measurement; Quantum mechanics; State estimation; Statistics; Uncertainty; multi-photon interference; quantum metrology;
Conference_Titel :
Lasers & Electro Optics & The Pacific Rim Conference on Lasers and Electro-Optics, 2009. CLEO/PACIFIC RIM '09. Conference on
Conference_Location :
Shanghai
Print_ISBN :
978-1-4244-3829-7
Electronic_ISBN :
978-1-4244-3830-3
DOI :
10.1109/CLEOPR.2009.5292062
