R. Namiki

发表

Secret key rate of a continuous-variable quantum-key-distribution scheme when the detection process is inaccessible to eavesdroppers

R. Namiki, A. Kitagawa, T. Hirano, 2018, Physical Review A.

Quantum cryptography using pulsed homodyne detection

R. Namiki, T. Hirano, T. Konishi, 2000, quant-ph/0008037.

Efficient-phase-encoding protocols for continuous-variable quantum key distribution using coherent states and postselection

R. Namiki, T. Hirano, 2006, quant-ph/0608144.

Cloning and optimal gaussian individual attacks for a continuous-variable quantum key distribution using coherent states and reverse reconciliation

M. Koashi, N. Imoto, R. Namiki, 2005, quant-ph/0511207.

Quantum benchmark via an uncertainty product of canonical variables.

Koji Azuma, R. Namiki, 2014, Physical review letters.

Fidelity criterion for quantum-domain transmission and storage of coherent states beyond the unit-gain constraint.

M. Koashi, N. Imoto, R. Namiki, 2007, Physical review letters.

Challenges in Parallel Operation of Quantum Key Distribution and Data Transmission

B. Puttnam, N. Wada, Y. Awaji, 2019, OSA Advanced Photonics Congress (AP) 2019 (IPR, Networks, NOMA, SPPCom, PVLED).

Schmidt-number benchmarks for continuous-variable quantum devices

R. Namiki, 2015, 1511.03321.

Einstein--Podolsky--Rosen-Like Correlation on a Coherent-State Basis and Inseparability of Two-Mode Gaussian States

R. Namiki, 2011, 1109.0349.

Security against collective attacks for a continuous-variable quantum key distribution protocol using homodyne detection and postselection

R. Namiki, 2022, 2205.11820.

Selective entanglement breaking

M. Koashi, N. Imoto, Takashi Yamamoto, 2006, quant-ph/0611171.

Fidelity criterion for quantum-domain transmission and storage of coherent states beyond the unit-gain constraint.

M. Koashi, N. Imoto, R. Namiki, 2007, Physical review letters.

Composability of partial-entanglement-breaking channels via entanglement-assisted local operations and classical communication

R. Namiki, 2013, 1307.2727.

Quantum cryptography using pulsed homodyne detection

R. Namiki, T. Hirano, T. Konishi, 2000, quant-ph/0008037.

Non-Gaussian Entangled States and Entangled Orthonormal Basis

R. Namiki, 2009, 0906.1659.

Bayesian uncertainty relation for a joint measurement of canonical variables

R. Namiki, 2017, 1704.05299.

Security of quantum cryptography using balanced homodyne detection

Ryo Namiki, Takuya Hirano, R. Namiki, 2002, quant-ph/0205191.

Efficient-phase-encoding protocols for continuous-variable quantum key distribution using coherent states and postselection

R. Namiki, T. Hirano, 2006, quant-ph/0608144.

Measurement schemes for the spin quadratures on an ensemble of atoms

R. Namiki, Y. Takahashi, T. Takano, 2009, 0905.1197.

Phase-Conjugate-State Pairs in Entangled States

R. Namiki, 2012 .

Spin squeezing of a cold atomic ensemble with the nuclear spin of one-half.

R. Namiki, T Takano, M Fuyama, 2008, Physical review letters.

Simple proof of the quantum benchmark fidelity for continuous-variable quantum devices

Ryo Namiki, R. Namiki, 2011, 1104.1017.

Gaussian-only regenerative stations cannot act as quantum repeaters

N. Lutkenhaus, S. Guha, O. Gittsovich, 2014, 1410.0716.

Unconditional quantum-noise suppression via measurement-based quantum feedback.

Ryo Namiki, Takahiro Sagawa, Ryotaro Inoue, 2013, Physical review letters.

Verification of the quantum-domain process using two nonorthogonal states

Ryo Namiki, R. Namiki, 2008, 0807.0046.

Majorization relations for a set of two-mode squeezed number states

R. Namiki, 2020, 2011.06261.

Implementation of continuous-variable quantum key distribution with discrete modulation

Ryo Namiki, Kenta Kasai, Ryutaroh Matsumoto, 2017, Quantum Science and Technology.

Fundamental quantum limits on phase-insensitive linear amplification and phase conjugation in a practical framework

R. Namiki, 2011 .

Could Gaussian regenerative stations act as quantum repeaters ?

S. Guha, N. Lütkenhaus, O. Gittsovich, 2014 .

Wavelength division multiplexing of continuous variable quantum key distribution and 18.3 Tbit/s data channels

Naoya Wada, Yoshinari Awaji, Ryo Namiki, 2019, Communications Physics.

Coexistence of Continuous Variable Quantum Key Distribution and 7×12.5 Gbit/s Classical Channels

Ryo Namiki, Masahide Sasaki, Masahiro Takeoka, 2018, 2018 IEEE Photonics Society Summer Topical Meeting Series (SUM).

QAM Quantum Noise Stream Cipher Transmission Over 100 km With Continuous Variable Quantum Key Distribution

Ryo Namiki, Masato Yoshida, Toshihiko Hirooka, 2017, IEEE Journal of Quantum Electronics.

Notes on a Continuous-Variable Quantum Key Distribution Scheme

Ryo Namiki, Takuto Matsubara, Motoharu Ono, 2017, Journal of the Physical Society of Japan.

Cloning and optimal gaussian individual attacks for a continuous-variable quantum key distribution using coherent states and reverse reconciliation

M. Koashi, N. Imoto, R. Namiki, 2005, quant-ph/0511207.

Security of continuous-variable quantum cryptography using coherent states: Decline of postselection advantage

R. Namiki, T. Hirano, 2005, quant-ph/0506193.

Practical limitation for continuous-variable quantum cryptography using coherent States.

R. Namiki, T. Hirano, 2004, Physical review letters.

Practical implementation of continuous-variable quantum key distribution

Ryo Namiki, Takuya Hirano, Atsushi Furuki, 2006, SPIE Defense + Commercial Sensing.

Security against Collective Attacks for a Continuous-Variable Quantum Key Distribution Protocol Using Homodyne Detection and Postselection

R. Namiki, 2022, Journal of the Physical Society of Japan.

Optimal Gaussian $N$-to-$M$ cloning with linear optics and Gaussian cloning of known-phase coherent states

M. Koashi, N. Imoto, R. Namiki, 2006, quant-ph/0609170.

Role of syndrome information on a one-way quantum repeater using teleportation-based error correction

Ryo Namiki, Liang Jiang, Jungsang Kim, 2016, 1605.00527.

Quantum cryptography using balanced homodyne detection 3

Ryo Namiki, Takuya Hirano, T. Konishi, 2000 .