Publications (22)
Serial-parallel conversion for single photons with heralding signals
Takayuki Kiyohara, Ryo Okamoto, Shigeki Takeuchi
Implementation of a quantum controlled-SWAP gate with photonic circuits
Takafumi Ono, Ryo Okamoto, Masato Tanida +2
Anomaly detection in reconstructed quantum states using a machine-learning technique
Satoshi Hara, Takafumi Ono, Ryo Okamoto +2
Dispersion cancellation in high resolution two-photon interference
Masayuki Okano, Ryo Okamoto, Akira Tanaka +3
0.54 μm resolution two-photon interference with dispersion cancellation for quantum optical coherence tomography
Masayuki Okano, Hwan Hong Lim, Ryo Okamoto +3
Nonlocal Position Changes of a Photon Revealed by Quantum Routers
Avshalom C. Elitzur, Eliahu Cohen, Ryo Okamoto +1
Realization of a Knill-Laflamme-Milburn C-NOT gate -a photonic quantum circuit combining effective optical nonlinearities
Ryo Okamoto, Jeremy L. O'Brien, Holger F. Hofmann +1
Phase shift spectra of a fiber-microsphere system at the single photon level
Akira Tanaka, Takeshi Asai, Kiyota Toubaru +4
Noncollinear parametric fluorescence by chirped quasi-phase matching for monocycle temporal entanglement
Akira Tanaka, Ryo Okamoto, Hwan Hong Lim +9
Analysis of an experimental quantum logic gate by complementary classical operations
Holger F. Hofmann, Ryo Okamoto, Shigeki Takeuchi
A high-yield single photon source using gated spontaneous parametric down conversion
Shigeki Takeuchi, Ryo Okamoto, Keiji Sasaki
Beating the Standard Quantum Limit with Four Entangled Photons
Tomohisa Nagata, Ryo Okamoto, Jeremy L. O'Brien +2
Experimental Demonstration of Adaptive Quantum State Estimation
Ryo Okamoto, Minako Iefuji, Satoshi Oyama +4
Scalable Spatial Super-Resolution using Entangled Photons
Lee A. Rozema, James D. Bateman, Dylan H. Mahler +4
Characterization of a noisy quantum process by complementary classical operations
Holger F. Hofmann, Ryo Okamoto, Shigeki Takeuchi
Beating the standard quantum limit: Phase super-sensitivity of N-photon interferometers
Ryo Okamoto, Holger F. Hofmann, Tomohisa Nagata +3
An Entanglement Filter
Ryo Okamoto, Jeremy L. O'Brien, Holger F. Hofmann +3
Demonstration of an optical quantum controlled-NOT gate without path interference
Ryo Okamoto, Holger F. Hofmann, Shigeki Takeuchi +1
Consistent Nonparametric Different-Feature Selection via the Sparsest $k$-Subgraph Problem
Satoshi Hara, Takayuki Katsuki, Hiroki Yanagisawa +4
Locally observable conditions for the successful implementation of entangling multi-qubit quantum gates
Holger F. Hofmann, Ryo Okamoto, Shigeki Takeuchi
An Entanglement-Enhanced Microscope
Takafumi Ono, Ryo Okamoto, Shigeki Takeuchi
Generation of broadband spontaneous parametric fluorescence using multiple bulk nonlinear crystals
Masayuki Okano, Ryo Okamoto, Akira Tanaka +2