Measurement of two-qubit mixed states without detecting one of the qubits

Optical and Quantum Sensing and Precision Metrology II 2026

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Authors: Salini Rajeev, Mayukh Lahiri
DOI: 10.1117/12.3080023
Cited by: 0
References: 16

Abstract

We propose an interferometric technique to perform complete measurement of any two-photon mixed state without detecting one of the photons. The method requires no post-selection and no coincidence or equivalent joint-detection measurements.

Fields of Study & Subjects

Quantum Information and Cryptography Quantum Mechanics and Applications Quantum optics and atomic interactions

Publication details

Journal / source
Optical and Quantum Sensing and Precision Metrology II
Pages
162–162
Publication date
5 March 2026
Language
EN