Multi-photon subtraction inside a Mach-Zehnder interferometer can improve phase sensitivity and, with homodyne detection, push it below the Heisenberg limit even under loss.
Phase Sensitivity of a Mach-Zehnder Interferometer[J]
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
quant-ph 1years
2025 1verdicts
CONDITIONAL 1representative citing papers
citing papers explorer
-
Phase sensitivity via photon-subtraction operations inside Mach-Zehnder interferometer
Multi-photon subtraction inside a Mach-Zehnder interferometer can improve phase sensitivity and, with homodyne detection, push it below the Heisenberg limit even under loss.